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"rockfall" Definitions
  1. the fact of rocks falling down; a pile of rocks that have fallen

334 Sentences With "rockfall"

How to use rockfall in a sentence? Find typical usage patterns (collocations)/phrases/context for "rockfall" and check conjugation/comparative form for "rockfall". Mastering all the usages of "rockfall" from sentence examples published by news publications.

The last rockfall-fatality in Yosemite happened 18 years ago when a rock climber, Peter Terbush, was killed by a rockfall from Glacier Point.
Maxim Rigaux was in the kayak closest to the rockfall.
Thackeray thinks that maybe the creatures got trapped by rockfall.
Yosemite Climbing Association calls today's El Capitan rockfall "much larger" than Wednesday.
"We had no idea if there would be even more rockfall," he said.
The couple were actually leaving the park at the time of the rockfall, Evans added.
Halemaumau Crater continues to grow as new rockfall collapses and hundreds of earthquakes have been reported.
It&aposs likely that rockfall into the lava lake led to these plumes, the HVO said.
Northside Drive exiting Yosemite Valley is closed due to a new rockfall off of El Capitan.
Steck attempted the south face in 2007, but was also hit by rockfall and knocked unconscious.
"We cheated death, we cheated death," Zabrok said in a video captured just moments after the rockfall.
The park service said the rockfall occurred near the Weeping Rock Shuttle Stop just before 6 p.m.
That night, I heard a sound like artillery from high on one of the slopes: a rockfall.
Sheridan tells the Associated Press that the rockfall on Thursday occurred in the same as the rockfalls on Wednesday.
Some visitors on the Weeping Rock Trail were temporarily stranded by the rockfall but were able to self-rescue.
A second "significantly larger" rockfall occurred a day later, dropping thousands of tons of rock to the forest floor below.
Rachel Evans, the wife of the man injured on Thursday said they were driving when the rockfall hit their car.
The alarm system was set up after a large 2012 rockfall caused landslides in the area around Piz Cengalo. video
Geologists are currently assessing the size and weight of the second rockfall, but initial estimates suggest it was ten times bigger.
A significantly larger chunk fell into the ocean generating a noticeable, but not unusually large, wave propagating outward from the rockfall location.
"I've never seen anything like that," he said, adding that he had spent six nights "directly under the rockfall" before it fell.
The rockfall destroyed hundreds of homes and buried dozens of people, mostly miners who worked in small-scale mines and their families.
Their findings of how far boulders tumble are useful for designing structures that could protect people and property in rockfall-prone areas.
The dead included two students who were among dozens of children trapped in a dormitory after a rockfall, according to Mr. Mangwana.
"Park visitors are asked to be aware of hazards, including potential wet and icy road conditions, rockfall, and debris in roadways," it said.
Rockfalls are not particularly unusual for Yosemite, and the park even has a rockfall chart that shows falls documented from 1857 to 2011.
Shuttles were stopped for around 90 minutes following the rockfall that showered visitors with rocks, branches and a plume of dust and sand.
A helicopter could be seen hovering over the area in a video taken just moments after the rockfall, apparently looking for damage or people.
"We saw a huge plume of smoke from the summit of Half Dome and later found out it was a fatal rockfall," he said.
Sadly, the rockfall comes just after a series of seven hit the southeast face of El Capitan on Wednesday, killing one person and injuring another.
The last fatal injury from rockfall on the Going-to-the-Sun Road was in 1996 when a vehicle was struck, according to the park.
The observatory said that a large rockfall into a lava lake in the volcano's crater on Wednesday triggered an explosion that created a column of ash.
Responding to a call about the rockfall, search and rescue workers air-lifted a severely injured climber to Seattle's Harborview Medical Center on Thursday morning, Bacher said.
Rigaux started recording and captured video of the massive rockfall as entire swath of the cliff cascaded into the lake, raising a plume of water and dust.
A second massive rockfall occurred Thursday at the face of Yosemite National Park's famed El Capitan, just a day after a series of rockfalls killed a British climber.
ATHENS (Reuters) - At least seven people were injured in Greece on Thursday in a rockfall at the popular Navagio beach in the island of Zakynthos, Greek authorities said.
Zion National Park is still open, but rockfall on Saturday caused access to Angels Landing — and the trail that takes travelers up to the top — to shut down.
It estimated the rocks were between fist-sized and 12 inches in diameter along with enough debris from the rockfall to fill the bed of a pickup truck.
The park estimated the rocks were between fist-sized and 12 inches in diameter with enough debris from the rockfall to fill the bed of a pickup truck.
A day later, another rockfall occurred, again on the Southeast face of El Capitan, at 3:21 pm, but this one was sizably larger than the one on Wednesday.
The rockfall, which crashed to the valley floor and sent a dust cloud into the air that covered cars on the road beneath it, occurred around 2150:20 p.m.
And because the desert's hyper-arid conditions preserve the boulders' steps, it's "an ideal place to study rockfall theory and physics," said Paul Morgan, a geologist at Cornell University.
Rockfall-triggered explosions occurred for weeks and months, and eventually groundwater took the place of lava inside the hot crater, triggering a phreatic explosion that killed at least one person.
The couple were visiting the park from the United Kingdom and were there to rock climb, though they were not climbing at the time of the rockfall, the parks service said.
Before us was the Statue of Liberty, same as she ever was, and something new: a tall, tan hill, terraced like a ziggurat, with a rockfall zagging down the north side.
On Wednesday morning, the USGS tweeted a photo of a short-lived eruption at the Halema'uma'u crater, "which was triggered by a rockfall from the steep walls of Overlook crater," it said.
But El Capitan, which is about 3,000 feet tall, is one of the top destinations within the park — especially for adventurous rock climbers — making a rockfall there more likely to strike someone.
RABAT (Reuters) - Two freelance miners have died in a rockfall in an abandoned Moroccan lead mine in a region hit by protests after the similar deaths of two other miners in December, state news agency MAP said.
Mr. Gediman said that a geologist had inspected the face of El Capitan in a helicopter during the afternoon and that more scientists were working into the evening, using lidar scanning technology and computer modeling, to determine the size of the rockfall and how it broke away.
Steel nets installed for rockfall protection on Sion Panvel Highway in India. Typically, rockfall events are mitigated in one of two ways: either by passive mitigation or active mitigation. Passive mitigation is where only the effects of the rockfall event are mitigated and are generally employed in the deposition or run-out zones, such as through the use of drape nets, rockfall catchment fences, diversion dams, etc. The rockfall still takes place but an attempt is made to control the outcome.
A major rockfall caused by heavy rains on 31 March injured five people.
Connecticut Walk West. 19th Edition. The Connecticut Forest and Park Association. Rockfall, Connecticut. 2006.
Rockfall, caused by ice jacking during freeze-thaw cycles in the Rocky Mountains, is cited as a "chronic hazard" at over 750 locations by the Colorado Department of Transportation (CDOT). On May 24, 2019, a rockfall from a mountain ledge occurred at milepost 22 of SH 145 near Dolores, completely covering and closing the highway. The largest rock in the rockfall left an trench behind it. Another, smaller boulder that weighed over and was long came down in the same rockfall and was blasted to fragments on May 26 by the state in order to reopen one lane of SH 145.
A miner, Green died on 8 September 2009 during a rockfall at the Roa mine.
A Curry Village wooden cabinCabin damage from the 2008 rockfallA rockfall occurred in Yosemite National Park on the morning of October 8, 2008, near Curry Village. Park officials estimated the rockfall volume at approximately , from a release halfway up the granite face above the village. Three visitors received minor injuries, and were treated and released. The rockfall destroyed two hard-sided visitor cabins and three tent cabins; three others were partially damaged.
Most of the fixed ropes were damaged severely during a major 6.3 magnitude earthquake"Deadly earthquake rocks Iran" CNN.com. Retrieved 2012-02-25. and consequent rockfall in 2004. The mountain was closed to climbers for some months because of the hazard of rockfall and lose cables.
Evaluation of rockfall and its control. Highway Research Record, No. 17, pp. 13-28. Pierson et al.
Rockfall, Connecticut. Undated. The trail is maintained largely through the efforts of the Connecticut Forest and Park Association.
Rockfall, Connecticut. Undated. The trail is maintained largely through the efforts of the Connecticut Forest and Park Association.
Heavy rockfall was recorded along the Hawke's Bay and Wairarapa coastline, where the moment magnitude of the earthquake was MM7 and MM8. The cliffs from Cape Kidnappers to Bluff Hill, at Blackhead, Cape Turnagain as well as the inland McLaughlin cliffs and hills in the Pohangina Valley had severe rockfall occur. There was also a reported rockfall from the Hatepe pumice cliffs in Lake Taupo, 215 km away, where estimated shaking from the event was only MM3. Numerous landslides were reported in and around Herbertville, and on the summit of Puketoi Range near Masterton.
Connecticut Walk Book: A Trail Guide to the Connecticut Outdoors. 17th Edition. The Connecticut Forest and Park Association. Rockfall, Connecticut. Undated.
On June 14, 2012, the Superintendent of Yosemite National Park released a comprehensive rockfall hazard report for Yosemite Valley floor. The 96-page scientific report by an interdisciplinary team of geologists and rockfall-hazard specialists concludes that several campsites on the northern side of Camp 4 need to be relocated to achieve adequate safety for climbers.
Its reopening was subsequently prevented by a rockfall. As of July 2014, it was not expected to reopen for up to three years.
17th Edition. The Connecticut Forest and Park Association. Rockfall, Connecticut. Undated. The ecosystem and ridgeline of Farmington Mountain are most threatened by development.
A subsequent analysis that examined the wider impact of the event found that the rockfall itself was inadequate to explain the resulting accounts and evidence. In particular, the amount of sediment apparently added to the bay, judging by the sea-floor shape, was much greater than could be explained by the rockfall alone, or even the rockfall and sediment disturbed by it, and the energy of the resulting waves from the rockfall and stirred-up sediment would not have been sufficient. The study concluded that, instead, a "dual slide" event was more likely – the rockfall, impacting very close to the head of the Lituya Glacier, caused around 400 meters (1,312 feet) of ice from the glacial toe to break off (as shown in photographs from the time), and possibly injected considerable water under the glacier. The glacier, lightened, rose before stabilizing in the water, and a large amount of trapped infill (subglacial and proglacial sediment) that was trapped under the glacier and had already been loosened by the earthquake was released as an almost immediate and many times larger second slide.
The area near Happy Isles sustained damage in 1996 during a rockslide. A number of signposts near the Isles are dedicated to the rockfall.
17th Edition. The Connecticut Forest and Park Association. Rockfall, Connecticut. Undated. The trail is maintained largely through the efforts of the Connecticut Forest and Park Association.
The trigger for the rockfall is unknown, but it was most likely a large earthquake. Normal weathering also weakens fractured volcanic rock and contributes to small rockfalls. In the summer of 1994, a rockfall of occurred on the northeastern flank of Lassen Peak. During periods of extreme rainfall or snow melt, mudflows are sometimes generated by mobilization of loose volcanic debris and soil on the slopes of volcanoes.
The museum's location is where the Schoellkopf Power Station, one of the first hydroelectric plants in the United States, stood until it was destroyed by rockfall in 1956.
In 2015 a huge rockfall on the Tour Ronde's east face was captured on film by climbers, demonstrating that instability in this mountain area remains at a significant level.
Middlefield is a town in Middlesex County, Connecticut, United States. The population was 4,425 at the 2010 census. The town includes the village of Rockfall in the northeast section.
Retrieved November 20, 2007Connecticut Walk Book East: The Trail Guide to the Blue Blazed Hiking Trails of Eastern Connecticut (2005) 19th edition. Rockfall, Connecticut: Connecticut Forest and Park Association.
Retrieved November 20, 2007Connecticut Walk Book East: The Trail Guide to the Blue Blazed Hiking Trails of Eastern Connecticut (2005) 19th edition. Rockfall, Connecticut: Connecticut Forest and Park Association.
Rockfalls from steep hillsides frequently disrupt road traffic in the mountainous regions of British Columbia, Canada. A rockfall or rock- fallWhittow, John (1984). Dictionary of Physical Geography. London: Penguin, 1984. .
A cliff that has favorable geology to a rockfall may be said to be incompetent. One that is not favorable to a rockfall, which is better consolidated, may be said to be competent.google.at, U.S. Geological Survey Professional Paper, Issue 1606 Debris Flows from Failures of Neoglacial-Age Moraine Dams in the Three Sisters and Mount Jefferson Wilderness Areas, Oregon Eisbacher & Clague, 1984, p.48 In high mountains rockfalls may be caused by thawing of rock masses with permafrost.
Many residents panicked and ran into the streets. A rockfall closed a highway between Batken and Osh. Apartment blocks in the city of Fergana were evacuated. At least 800 houses were damaged.
Reuters news article. Retrieved September 16, 2014. On September 18, 2014, PHIVOLCS reported 142 VT earthquake events and 251 rockfall events. White steam plumes drifted to the south-southwest and rain clouds covered the summit.
Massachusetts Trail Guide, 8th edition. (2004). Boston: Appalachian Mountain Club.Connecticut Walk Book East: The Trail Guide to the Blue Blazed Hiking Trails of Eastern Connecticut (2005) 19th edition. Rockfall, Connecticut: Connecticut Forest and Park Association.
Sea-level fell rapidly as the land rebounded, such that by about 10,000 years ago sea level was 10 m below present. By 5700 years ago it was at approximately modern levels. With the ice gone, water erosion and mass movement (debris slides, debris flows, rockfall, rock avalanches, snow avalanches) rapidly reworked unstable glacial sediments, declining in rate over time such that by no later than 7,500 years ago the landscape was similar to today. Steep rockfall aprons developed on mid to lower slopes.
In Guerrero, three people were killed in traffic accidents due to inclement weather. Torrential rainfall throughout the state flooded 210 homes and left one person missing, with some uprooted trees and rockfall occurring along mountainous areas.
CBC News, June 2, 2013. On May 12, 2015, the highway was temporarily blocked to traffic by a rockfall."Rock face collapse on Sudbury highway narrowly misses crushing pick-up truck". CBC News, May 13, 2015.
Sequence in section of North Rim showing rockfall. white Coconino on eroded slope of Hermit Shale upon resistant & sloping Supai Group-”redbeds”. Sequence of layers: Coconino Sandstone on Hermit Shale on sloping redbeds of Supai Group.
A flexible debris-resisting barrier, also known as a protective rock barrier fence or rockfall catch fence, is a barrier designed to mitigate the impact of landslide phenomena, such as debris flow, via retention of debris.
The rockfall also caused air to be "dragged along" due to viscosity effects, which added to the volume of displacement, and further impacted the sediment on the floor of the bay, creating a large crater. The study concluded that: A 2010 model examined the amount of infill on the floor of the bay, which was many times larger than that of the rockfall alone, and also the energy and height of the waves, and the accounts given by eyewitnesses, concluded that there had been a "dual slide" involving a rockfall, which also triggered a release of 5 to 10 times its volume of sediment trapped by the adjacent Lituya Glacier, as an almost immediate and many times larger second slide, a ratio comparable with other events where this "dual slide" effect is known to have happened.
The journey from Chur to Arosa initially took between 80 and 85 minutes. The ChA used a different electrification system for its blue and white rolling stock than the neighbouring Rhaetian Railway, namely the rare voltage of 2400 volts DC. At the beginning of the 1930s, the heavily worn rails were replaced and extended the sidings. A concrete rockfall shelter was built between the Sassal I and II tunnels in 1931. Rockfall shelter above Sassal In contrast to the then still independent Bernina Railway, the Chur-Arosa Railway was financially successful in the early years.
Illawarra escarpment in Australia The most common way in which a scarp retreats is through rockfall, where individual blocks calve from the cliff or large sections of the cliff face collapse at once. In some high- energy situations, much of the rock may be powdered in a rockfall and easily eroded. Generally, though, the fallen debris must be weathered and the rampart eroded before scarp retreat can continue. Mechanical and chemical weathering followed by wind erosion may operate in arid regions, where cliffs may retreat for long distances.
The rockfall left clean slabs that can be climbed via bolt ladders and a pendulum with a tricky knot-toss rope maneuver. The Regular Northwest Face route tends to avoid areas that are likely to pose further rockfall hazard. However, much of the rock on Half Dome is alpine in nature, and it is often quite loose. In his book, Shaded by Stone, climber and author Ari Schneider recalls a giant teetering triangle-shaped rock in the center of Half Dome looming over the approach known as the Death Slabs.
After the corridor has been climbed, access to the summit is possible for very good hikers. There is a big risk of rockfall on the mountain. The south peak is accessible from the west, climbing the mountain ridge.
On September 23, 1995, at 6:00 a.m. a massive rockfall occurred, causing of rock and debris to slide into the gorge. Subsequently, 300,000 m³ of water were dammed up high. On March 23, 1996, at 11:30 a.m.
After repeated rock falls, the Sassal III tunnel received a 147 metre-long rock shelter in 1986. The rockfall galleries below the Meiersboden Tunnel were built in 1987. The maximum draw weight for the descent has been set at 206 tonnes.
Dendrochronology can reveal a past impact, with missing tree rings, as the tree rings grow around and close over a gap; the callus tissue can be seen microscopically. A macroscopic section can be used for dating of avalanche and rockfall events.
Since the 2000s, the company has grown through acquisition and geographical expansion. Growth also included diversification and addition of products to the Maccaferri portfolio, including construction geosynthetics (polymeric materials used within the geotechnical industry), rockfall protection and products for tunneling.
Arthur, having never been to Stavromula Beta, has no idea what Agrajag is talking about, and Agrajag realises that he's brought Arthur to the cathedral too early. He tries to kill Arthur anyway, and once again dies at Arthur's hands while Arthur is defending himself, but not before setting off the explosives intended to kill Arthur by triggering a massive rockfall. Arthur escapes the rockfall unharmed. For the next few years Arthur travels the universe, secure in his knowledge that, no matter what happens, he cannot die at least until after he survives his assassination attempt at Stavromula Beta.
Dudley Ward Tunnel Profield Contractors was one of the companies involved in the renovation of Dudley Ward Tunnel, also known as Dudley Ward Way, and the road approaching it. Gibraltarian Brian Navarro died in February 2002 in a rockfall accident on the road leading to the tunnel, after which the road and tunnel were closed. It was reopened eight years later, on 2 November 2010. The company's involvement in the project commissioned by the government included rockfall mitigation, including a protective canopy over the road approaching the tunnel, earthworks, and infrastructure, as well as building of a new road.
Bachleda's comrades hoped that he had found another way down. Rain, wind and fog hampered their searches. On 13 August, their worst fears were confirmed: they found his body. He had been caught in a rockfall, and lay in , a high mountain pass.
A helmet is a good safety precaution in case of rockfall, and an ice axe in case of ice or snow on the trail. One avalanche fatality has occurred on the route, so it should not be undertaken when avalanches are possible.
The effect of rockfalls on trees can be seen in several ways. The tree roots may rotate, via the rotational energy of the rockfall. The tree may move via the application of translational energy. And lastly deformation may occur, either elastic or plastic.
See Hannibal in the Alps: Stanford Alpine Archaeology Project 1994-2006. In 1959, it was the planned route of the British Alpine Hannibal Expedition, however, due to rockfall, the expedition backtracked and took their elephant into Susa via the Col du Mont Cenis.
Protective nets on the mountain side caught most of the rockfall, but went over the nets and fell onto the road and pavement.M Miño (2009), Una esllavissada obliga a tallar tres hores la carretera de la Massana, Bon Dia newspaper, 7 July 2009.
Eostra then tries to use Torak's hair to claim his power. Narrander summons the Hidden People to cause a rockfall. Eostra falls into a crevice, pulling Torak with her. Shortly afterwards, Wolf finds Torak's body and forces Torak's spirit to re-enter it.
It is rumored that production will begin in Fall 2015 with a workforce of 90 to 120 individuals. Unfortunately it was announced on 30 March 2020 that due to ongoing trouble with rockfall, the mine was going to be closed and everyone laid off.
The road continues through the village of Rockfall before entering the city of Middletown. In Middletown, it continues northeast following the Coginchaug using Forest Street, Middlefield Street, and West Street, before ending at an intersection with Route 66 in the Newfield section of Middletown.
Landslides that occur undersea, or have impact into water e.g. significant rockfall or volcanic collapse into the sea, can generate tsunamis. Massive landslides can also generate megatsunamis, which are usually hundreds of meters high. In 1958, one such tsunami occurred in Lituya Bay in Alaska.
The explosion kills many attackers but also causes a rockfall, killing Bamforth. Johnstone strides forward and, taking a white scarf from a dead Japanese soldier, surrenders. Whittaker is also taken by the Japanese and is shouted at and mocked just as the British treated Tojo.
A 2010 model examined the amount of infill on the floor of the bay, which was many times larger than that of the rockfall alone, and also the energy and height of the waves. Scientists concluded that there had been a "dual slide" involving a rockfall which also triggered a release of 5 to 10 times its volume of sediment trapped by the adjacent Lituya Glacier, a ratio comparable with other events where this "dual slide" effect is known to have happened. Lituya Bay has a history of megatsunami events, but the 1958 event was the first for which sufficient data was captured at the time.
Rockfall, Connecticut. Undated. The Kettletown trails system is maintained largely through the efforts of the Connecticut Forest and Park Association. The Pomperaug Trail is approximately one mile north of the Stevenson Dam. It is possible to walk from the Pomperaug Trail to the Paugussett and Zoar Trails.
Rockfall, Connecticut. Undated. The Zoar Trail is maintained largely through the efforts of the Connecticut Forest and Park Association. The Zoar Trail is approximately one mile north of the Stevenson Dam. It is possible to walk from the Zoar Trail to the Paugussett and Pomperaug Trails.
Three bells had been poured for the new church by Mathias Schmitz of Müllenbach. The biggest one was a gift from Prince Wilhelm, who later became William I, German Emperor. On 9 March 1853, sixteen slate miners were trapped by a rockfall inside the “Olligskaul 1” mine.
Rockfall, Connecticut: Connecticut Forest and Park Association To the north, the Sunapee-Ragged-Kearsarge Greenway Trail continues from the northern terminus of the MSG via a loop trail to Mount Kearsarge, Ragged Mountain, Bog Mountain and back to Mount Sunapee.Sunapee- Kearsarge-Ragged Greenway Coalition. Retrieved January 27, 2008.
Amid rain from Tropical Storm Fung-wong, lahar flowed in Albay from Mayon Volcano. Possible landslides were possible within the area due to 22 volcanic earthquakes and 77 rockfall events. NDRRMC warned residents to prepare and evacuate in the areas within the 6 km Radius Permanent Danger Zone.
The eastern portions of the Angeles Crest Highway are notoriously dangerous, with many switchbacks and blind curves, and are often closed during occasions of heavy winter snowfall. The highway is generally closed between Islip Saddle and Vincent Gap from mid-December to mid-May due to snow and rockfall.
Artifacts from Bed II have been dated using radiocarbon to 381 ± 91 B.P. Amongst rockfall debris, this bed contains both human and animals bones, including the bones of turtles and fish, some of which have been carved. Other artifacts include ostrich eggshell beads, pottery, obsidian tools, red ochre.
Wheal Watkins mine is an historic lead and silver mine in Glen Osmond, South Australia. The mine first operated from 1844 until 1850, and again briefly in 1888 to 1889, and 1916. From 1986 onwards, the mine was accessible by guided tour, until a rockfall event prompted its closure in 2005.
Quartermain, Curtis and Good follow her, but Gagool sets off a rockfall to seal them in. Umbopa pursues Gagool back into the mine, where the witch doctor is crushed by falling rocks. The new chief manages to free his friends and gives them an escort to help them cross the desert.
54 Raekura Place in Redcliffs was destroyed by rockfall. ;Sumner Landslides occurred in Sumner, crushing buildings. Parts of Sumner were evacuated during the night of 22 February after cracks were noticed on a nearby hillside. Three deaths were reported in the Sumner area, according to the Sumner Chief Fire Officer.
The first excavations at the Rochereil cave were undertaken around 1900 by the Marquis de Fayolle and by M. Féaux. This venture was overshadowed by a fatal accident due to rockfall. More detailed prospecting was done by Dr. P. E. Jude in the years 1935 till 1939. His report was published in 1960.
The tunnel canopy was severely damaged by rockfall and was demolished within days. Following initial engineers' inspection the tunnel reopened to emergency vehicles later the same day. Access was limited to Lyttelton residents only from 26 February before fully reopening. The Tunnel Control Building was also badly damaged and deemed unfit for occupation.
Following a rockfall on 18 February 2002 at the approach road to the tunnel from the North, which killed Gibraltarian Brian Navarro while he was travelling by car and exiting the tunnel, the Government of Gibraltar concluded that the risk of further such incidents was too great, and the tunnel was closed indefinitely.
Before he can act, an earthquake triggers a rockfall that crushes her and closes the mine. The film returns to the present. Storm has uncovered enough information that he believes he knows where the mine is. When he gets to the key landmark, he encounters Covin, who pulls a gun on him.
Additionally, all of the assayed samples derive from firepits and fire features with directly associated cultural material of indisputable anthropogenic origins. The entire suite of early dates derives from beneath a rockfall event of Clovis age. Haynes and others have raised the possibility of coal contamination, but only of the 11 oldest dates.
The Wadsworth family was in residence at Long Hill in the spring and fall, but maintained homes in New York, Palm Beach, Bar Harbor, Chicago, and Bermuda. The Colonel died in 1941, bequeathing the estate to the Rockfall Corporation, a philanthropic, non-profit organization he established in 1935, devoted to the establishment and preservation of woodlands, wild lands, and open space. In 1942 the Rockfall Foundation honored his wishes by giving on the west side of Laurel Grove Road to the State of Connecticut to become Wadsworth Falls State Park. The Wadsworth family maintained Long Hill until 1947, when it was sold to Our Lady of the Cenacle, a Roman Catholic religious institute who used it as a retreat center for 40 years.
The Connecticut Forest and Park Association. Rockfall, Connecticut. Undated. The Lillinonah Trail is maintained largely through the efforts of the Connecticut Forest and Park Association and the Newtown Forest Association. The Lillinonah Trail appears to have been a larger trail in the 1940s based on the map in the 1940 CFPA Connecticut Walk Book.
A massive rockfall in 1172 is sometimes referred to as the cause of the separation of the two lakes but Obersee was most likely never part of the larger Königssee and always separated. There are no villages near the lake, the only dwelling being the small Fischunkelalm which is only occupied during the summer month.
These 1000 m-high rock faces have seen serious rockfalls in 1950, 1997,Victor Saunders, "Flight from the Hornli", alpinejournal.org.uk. Accessed 12 September 2011. 2003, 2005Lindsay Griffin, "West face of the Dru re-climbed", alpinist.com. Accessed 12 September 2011. and 2011,Jack Geldard, "Major Rockfall on Les Dru, Chamonix Valley", ukclimbing.com. Accessed 13 September 2011.
The highway has had a high rate of accidents, including fatal accidents, attributed to conditions including narrow shoulders, numerous curves, unstable slopes, rockfall hazards, and absence of guardrails. In 2013, the Tennessee Department of Transportation announced plans for $1.2 million in roadway improvements, including widening of shoulders and addition of guardrails, pavement markings and signs.
On the lower wall "Appetite for Destruction" and "Western Hardman" reach 900 feet (275 meters) of vertical. Climbing on all of these routes is adventurous with rockfall hazard and loose flakes of widely varying size. In addition to the face of Notch Peak, the granite found in the canyon below the notch is also used for climbing.
The Connecticut Forest and Park Association. Rockfall, Connecticut. Undated. The Paugussett Trail is maintained largely through the efforts of the Connecticut Forest and Park Association. The Paugussett Trail was a much larger trail in the 1930s and 1940s but it has been one of the Blue-Blazed Trails most drastically shrunk by post-World War 2 housing developments.
Coginchaug Regional High School (abbreviated as C.R.H.S.) is a public high school located in Durham, Connecticut and is named after the Coginchaug River. It is part of Regional School District #13, which encompasses the communities of Durham, Middlefield and Rockfall, Connecticut. Coginchaug is attended by students in grades 9 through 12.Middlesex County, with Durham highlighted in red.
The new higher position of the bridge and its displacement was intended to prevent problems with erosion and rockfall and to improve flood protection permanently. Accidents such as one the derailment of a regional train on the Carrerabach bridge on 11 September 2011 due to a mudslide following a storm should be avoided in the future.
Devil's slide rockfall, which closed Route 1 for 5 months A major slide in 1983 brought the problem to the public attention again. In 1985 Caltrans proposed the Martini Creek bypass as the preferred solution. However, the Sierra Club sued to stop construction, as California law requires that State Route 1 be restricted to two lanes in rural areas.
Mont Blanc - South-East side Brenva Glacier with Aiguille Noire de Peuterey (right). Viewed from the Tour Ronde, July 2011. Minor rockfalls occur very frequently from the steep mountainsides above the Brenva Glacier. On 18 January 1997 a major rockfall occurred at around which initiated an enormous avalanche that travelled horizontally, descending over into the floor of Val Veny.
Rock avalanche shelter, Friog Track repairs, Friog Y Friog is a small village in North Wales, near Fairbourne. Its lake and beach are a tourist attraction to over 1,000 visitors a year. Y Friog is notable for a rockfall-prone section of railway track, scene of two fatal accidents on the Aberystwith and Welsh Coast Railway line.
The mudstone is also responsible for the Bells' distinctive maroon color. The Bells got their "deadly" reputation in 1965 when eight people died in five separate accidents. Maroon Lake elevation occupies a basin that was sculpted by Ice-Age glaciers and later dammed by a landslide and rockfall debris from the steep slopes above the valley floor.
The -high rock wall of the waterfall collapsed following a landslide, which occurred in the afternoon of May 13, 2013. As a result of the rockfall, the waterfall almost disappeared. One person at the site sustained light injuries. In April 2014 workers diverted the stream and reestablished the waterfall about to the side of the waterfall's initial location.
The miners were suffocated by methane gas and crushed to death by rockfall. Miners felt a strong blast wind, many of whom rushed up to the surface but were instructed to return underground or face imprisonment. Only two miners refused to go back underground. The majority of the miners at Clydesdale Colliery were Basutoland and Portuguese East Africa nationals.
The Connecticut Forest and Park Association. Rockfall, Connecticut. Undated. The Naugatuck Trail is maintained largely through the efforts of the Connecticut Forest and Park Association. The Naugatuck Trail was a much larger trail in the 1930s and 1940s but it has been one of the trail systems most drastically shrunk by post–World War II housing developments of the Connecticut Blue-Blazed Trails.
The north face of the Petit Dru (centre, with large snowpatch) in 2008. The west and south-west faces (with fresh rockfall scars) are to the right. The peak on the left is the Aiguille Verte. In 1889 both peaks of the Dru were climbed for the first time from the Petit Dru to the Grand Dru by two parties.
Profield Contractors was responsible for removal of rocks and installation of rock anchors and catch fences. The government also contracted with the company for the rockfall mitigation works for Cumberland Terraces, a project of affordable homes. This required the permanent installation of a catch fence. The company built Gardiners House, an apartment building containing six luxury units, on Gardiners Road.
Note the granular characteristic of the debris in the foreground that results from the slab breaking up during descent. Most avalanches occur spontaneously during storms under increased load due to snowfall and/or erosion. The second largest cause of natural avalanches is metamorphic changes in the snowpack such as melting due to solar radiation. Other natural causes include rain, earthquakes, rockfall and icefall.
An ice avalanche occurs when a large piece of ice, such as from a serac or calving glacier, falls onto ice (such as the Khumbu Icefall), triggering a movement of broken ice chunks. The resulting movement is more analogous to a rockfall or a landslide than a snow avalanche. They are typically very difficult to predict and almost impossible to mitigate.
Jacoby competed in the 2004 Subaru Primal Quest. There was a rockfall that killed fellow competitor Nigel Aylott; the same rock hit Jacoby at the leg and put him into hospital. In August 2015, Jacoby and fellow adventurer Brian Freeman paddled across the Bass Strait within 60 hours unsupported from Wilsons Promontory in Victoria to Little Musselroe Bay in Tasmania.
The purpose of the operation was to collect seismic reflection profiles of the Rockfall Plateau. On September 3, the members of the team had to quickly retrieve all buoys that were deployed to avoid damage to the sensors. However, some of the research tools were damaged before they were recovered. In all, the storm delayed the project by two days.
In the summer of 1969, Khergiani and a group of Soviet climbers including Vyacheslav Onishchenko and Mikhail Anufrikov travelled to the Italian Alps for a series of climbs, the last of which was the summit of Monte Civetta. During Khergiani's ascent of Monte Civetta, a rockfall broke his rope. Khergiani did not have a secondary rope, and plummeted approximately to his death.
The Malpa landslide was one of the worst landslides in India. On 18 August 1998 at 3.00 a.m., massive landslides wiped away the entire village of Malpa in the Pithoragarh district of Uttarakhand, then in Uttar Pradesh in Kali Valley of Higher Kumaon division of the Himalayas. The rockfall started on 16 August bringing down huge rocks which initially killed three mules.
The Angeles Crest Highway is normally closed in the winter from Islip Saddle to Vincent Gap due to rockfall and avalanche hazards. The winter storms of 2004/05 caused several landslides and significant damage to the highway. Thus, the highway never reopened in the summer of 2005. Damage to the highway was estimated to be over $4 million as of November 2005.
Layers of Blue Lias rocks at Rhoose Point, Vale of Glamorgan Rocks dating from the Jurassic period occur widely across the Vale of Glamorgan. Much of the Glamorgan coast between Ogmore-by-Sea and Barry is formed by cliffs of layered Jurassic limestone known as the Lias. Extensive and spectacular shore platforms have been developed e.g. near Southerndown, as these cliffs have retreated inland through frequent rockfall.
The road was closed in the 1990s, after a rockfall caused a death and a subsequent lawsuit, and subsequently reopened after being re-engineered to protect motorists from falling rocks. It was reopened in 2005 as a toll road. The road was again closed for a number of months beginning on 19 June 2008 "as a result of risk areas identified on the mountain above the road".
The fire triangle Wildfires are different from other fires in their size, speed, and unpredictability. Wildfires can occur due to natural or man-made elements. The four most common natural elements that can cause a wildfire are lightning, an eruption from a volcano, sparks from a rockfall, and spontaneous combustion. The most common man-made causes for wildfires include debris burning or other carelessness and arson.
The costs of repairing the two rockfalls and the damage caused to the railway track amounted to around CHF 3.8 million, most of which was borne by the federal government and the canton of the Grisons. The RhB had to fund CHF 1.5 million for replacement services for the cancelled railway operations. The rockfall nets in the landslide area were planned to be completed in 2014.
These include avalanches, mudflows, debris flows, earth flow, lahars and sturzstroms. Water, air and ice are often involved in enabling fluid-like motion of the material. A fall, including rockfall and debris fall occurs where regolith cascades down a slope, but is not of sufficient volume or viscosity to behave as a flow. Falls are promoted in rocks which are characterized by the presence of vertical cracks.
Before the Second World War, he was a general practitioner in County Durham. There, he not infrequently had to treat the victims of coalmining accidents. In one such case, he had to maneuver half a mile in a tunnel, eventually rescuing a man pinned under a rockfall by amputating his lower extremity. Cooper entered the Royal Naval Volunteer Reserve prior to the onset of the war.
11 people died. The main reason was falling ice in the area called the bottleneck (a 100 m tall overarching wall of ice) which caused the majority of the deaths. In 2017, Sträng returned to K2 with a team in an attempt to finally reach the summit. However, due to rockfall and having to attempt the final episode of the expedition alone, he had to turn back.
Geological study of the Chaos Crags, which continues today, began in the late 1920s, when Howel Williams wrote about its pyroclastic rock deposits, rockfall avalanches, and eruptions. The area is monitored for rockslide threats, which could threaten the local area. The Crags and the surrounding area's lakes and forests support numerous plant and animal species. The area is not a popular destination for visitors, despite its accessibility.
The span of Landscape Arch was measured at , ±, in 2004. NABS measured the span of the slightly shorter Kolob Arch in Zion National Park at in 2006. The most recent recorded rockfall events occurred in the 1990s when one large slab fell in 1991 and then two additional large rockfalls occurred in 1995. Since the rockfalls, the trail beneath the arch has been closed.
Soon thereafter, the trail disappears. Boulder Ridge consists of scenic heather-covered benches and a number of lateral moraines left by vanished glaciers. Glacial retreat has left the upper portion of the ridge barren and unstable and rockfall from the terminus of that portion of the glacier is a hazard to the unwary visitor. Boulder Glacier is one of the more popular climbing routes on Mount Baker.
The quarryman on the third wagon also jumped free, and the two out-of-control wagons collided with Robert's wagon. He jumped, but sustained serious injuries. The three wagons then hit Rowlands' wagon, derailing all four wagons and causing Rowlands fatal injuries to the lower body. In 1915, two men, Robert Jones and John Lloyd, were crushed by an unexpected rockfall, weighing 100 tons, in the quarry.
Hraundrangi (Lava ColumnAndrew Evans, Iceland, Bradt Travel Guides, 2nd ed. Chalfont St Peter: Bradt Travel Guides / Guilford, Connecticut: Globe Pequot, 2011, , p. 330. or Rockfall Spire"Jónas Hallgrímsson: 'Öxnadalur'", at Dick Ringler, Texts and Commentaries, University of Wisconsin, 1996-98.) is a conical peak in the Drangafjall ridge dividing Öxnadalur from Hörgárdalur in north Iceland. It rises to above sea level, above the ridge.
A rock fall closed the tour in 1920. It officially reopened in 1924, bringing visitors to the front of the Bridal Veil instead of behind it, on a series of decks and walkways. Tropical storm-like conditions can be experienced, as winds can reach up to 68 mph underneath the falls. The cave was obliterated in a massive 1954 rockfall and subsequent dynamiting of a dangerous overhang.
A major rock fall occurred in 1973 at a point where the pass skirts a very steep hill. When rock falls continued despite the area being anchored, the Transvaal Provincial Roads Authority decided in 1977 to construct a reinforced concrete rockfall shelter as a permanent and fail-safe protective measure. The construction of the shelter, some 170 metres long, was completed in August 1980.
The impact created a large crater and displaced and folded recent and Tertiary deposits and sedimentary layers to an unknown depth. The displaced water and the displacement and folding of the sediments broke and uplifted 1,300 feet (396 meters) of ice along the entire front of the Lituya Glacier at the north end of Gilbert Inlet. Also, the impact and the sediment displacement by the rockfall resulted in an air bubble and in water splashing action that reached the 1,720-foot (524-m[eter]) elevation on the other side of the head of Gilbert Inlet. The same rockfall impact, in combination with the strong ground movements, the net vertical crustal uplift of about 3.5 feet [1.1 meters], and an overall tilting seaward of the entire crustal block on which Lituya Bay was situated, generated the giant solitary gravity wave which swept the main body of the bay.
Rockfall in Peacock's Gallop reserve caused by the February 2011 Christchurch earthquake. ;Peacock Fountain Peacock bequeathed a substantial sum of money to the Christchurch Beautifying Association "for the purpose of beautifying the reserves and gardens in the City of Christchurch and improving the Avon River." The colourful Peacock Fountain was erected in the Botanic Gardens. The fountain spent many decades in storage, but has been on display again since 1996.
Mudslides and rockfall also uprooted trees and damaged eight cars in Banerilla, though no injuries were linked to the incident. In Tihuatlán, a rescue worker was killed during the passage of the storm. Overall, Arlene affected 3,358 residences across 50 municipalities in Veracruz; about 2,000 homes were damaged in El Higo. Continued downpours brought on the overflow of 28 rivers, as well as the isolation of 116 communities statewide.
Its range is allopatric with that of the Chinese red pika. It is a rock-dwelling pika which usually inhabits talus deposits (collection of broken rock pieces at the base of cliffs, volcanoes, or valley shoulders, accumulated due to periodic rockfall from adjacent cliff faces) and takes shelter in large boulders. It is typically found at moderate elevations of less than from sea level, despite the availability of the talus environment.
On the south side lay Cwmorthin quarry had by the 1880s developed into a significant operation. There was also the smaller Nyth-y-Gigfran quarry working on the eastern cliffs of Allt Fawr. Oakeley took over Nyth-y-Gigfran in the late 1880s, connecting with the mine underground. At the same time, Cwmorthin suffered its own rockfall and in 1900 it too was taken over by and connected to Oakeley.
Unlike common anchor bolts, rock bolts can become 'seized' throughout their length by small shears in the rock mass, so they are not fully dependent on their pull-out strength. This has become an item of controversy in the Big Dig project, which used the much lighter pull-out tests for rock bolts rather than the proper tests for concrete anchor bolts. Rock bolts can also be used to prevent rockfall.
This section of the "Crest" is closed during the winter due to rockfall and avalanche hazards. State Route 2, just past Mountain High, is called the Big Pines Highway all the way to the Route 138 junction. Another key county route which connects Angelenos to, and through, the mountains is Angeles Forest Highway. Angeles Forest Highway begins 11 miles northeast of La Cañada Flintridge at its Angeles Crest Highway junction.
Rockfall, Connecticut. Undated. The Tunxis Trail, maintained largely through the efforts of the Connecticut Forest and Park Association. The Tunxis Trail system, at approximately 79 miles in length, is the longest of the Blue-Blazed Trails maintained by the Connecticut Forest and Park Association. Because the trail runs parallel to the Metacomet Trail there are several views from the Tunxis Trail of Metacomet Ridge features to the east.
Talus at the bottom of Mount Yamnuska, Alberta, Canada. Scree is a collection of broken rock fragments at the base of crags, mountain cliffs, volcanoes or valley shoulders that has accumulated through periodic rockfall from adjacent cliff faces. Landforms associated with these materials are often called talus deposits. Talus deposits typically have a concave upwards form, while the maximum inclination corresponds to the angle of repose of the mean debris size.
A rescue occurred at Riesending cave between 8 June and 19 June 2014 in Bavaria, Germany, after a speleologist, who had been exploring the cave in a group of three, suffered a traumatic brain injury as a result of a rockfall. It became one of the largest cave rescues in history, involving more than 700 people for eleven days and an estimated cost of close to one million euro.
In contrast, active mitigation is carried out in the initiation zone and prevents the rockfall event from ever occurring. Some examples of these measures are rock bolting, slope retention systems, shotcrete, etc. Other active measures might be by changing the geographic or climatic characteristics in the initiation zone, e.g. altering slope geometry, dewatering the slope, revegetation, etc. Design guides of passive measures have been proposed by Ritchie (1963),Ritchie, A.M. (1963).
Becca di Luseney (French: Pic de Luseney) (3,502m) is a mountain of the Pennine Alps in Aosta Valley, northwest Italy. It has a pyramidal look on all four sides, and its north face is covered with a glacier. A huge rockfall from its southwest face came down in 1952, completely destroying the village of Chamen and other settlements in the Valpelline valley. The mountain was first climbed in 1866.
Historic rockfall on the north rim. The end of the Pleistocene ice ages and the start of the Holocene began to change the area's climate from a cool, wet pluvial one to dryer semi-arid conditions similar to that of today. With less water to cut, the erosive ability of the Colorado was greatly reduced. Mass wasting processes thus began to become relatively more important than they were before.
MacKenna gains the advantage over Colorado with some punishing blows, rendering him helpless. At that moment the marauding Apaches, presumably having followed the party's tracks into the mountain, enter the canyon and shoot up at the three. The Apaches thunder down to the canyon floor, shouting excitedly. However, the noise and the pounding of the horses causes a rockfall which in turn causes the valley floor to buckle and quake.
On the second day the party was bombarded by rockfall, a notorious problem on the north face route. Angerer was hit just below the shoulder blade and injured, though it is said that he tried to continue climbing. He certainly did not call for a retreat at the time. They did not resume climbing until the following day, when, during a break in the clouds, the party was observed descending.
102–103 After the tramway closed in 1934 the ore was carried by an aerial ropeway which ran directly across the countryside to the mill. This was a successful system that continued in use until the closure of the mine in 1945.Trounson & Bullen 1999, pp.113–115 In 1921 there was a large rockfall underground which destroyed both of the mine's winding shafts,Trounson & Bullen 1999, p.
The cave has large amounts of loose rock, and care should be taken when hiking to cave, as the approach slopes were the site of a fatality due to rockfall from careless hikers. The cave has been subject to considerable vandalism and damage in its history, with spray paint markings and garbage left behind. Visitors should respect cave formations, and leave no garbage or human waste inside the cave.
Officine Maccaferri SpA (Maccaferri) is an Italian, family-owned multinational company. The company is specialised in products and solutions for the construction industry. It is 100% owned by the Maccaferri family and has headquarters in Zola Predosa, Metropolitan City of Bologna, Italy. Maccaferri's solutions are used for: retaining structures, soil reinforcement, embankment stabilisation, river and canal hydraulic works, coastal protection, erosion control, rockfall mitigation, debris flows and avalanche protection.
The Captain Benjamin Williams House, also known as deKoven House or DeKoven Community Center, is a historic house at 27 Washington Street in Middletown, Connecticut. Built in the late 18th century, it is a particularly fine example of late Georgian architecture, and was listed on the National Register of Historic Places in 1978. It is now owned and operated by the Rockfall Foundation and operated as a community center.
Williams died in 1812, and his heirs sold the house to Henry deKoven. It remained in the hands of his descendants until 1942, during which time it was converted to professional use. It underwent a major restoration by architectural historian J. Frederick Kelly shortly before its donation to the Rockfall Foundation. The property was renovated later in the 20th century with architectural work by Jeffrey Dale Bianco, AIA.
A total of 221 people died, including 60 Hindu pilgrims traveling to Tibet as part of "Kailash Manas Sarovar Yatra". One noted death was that of the Indian dancer Protima Bedi. The rockfall continued till 21 August. As the area lies in a seismic zone, the earthquakes of 1979 and 1980 may have been the underlying cause, as was attributed by a report of the Wadia Institute of Himalayan Geology.
This bed contains fossilized bone and considerable rockfall debris. Cultural material recovered includes a grinder and the remains of a colored pigment. M.J Melhman attributed this bed to what he called the transitional "Mumba Industry" which contains both hallmarks of the Middle and Late Stone Ages. However, after reanalysis of Bed V, several archaeologists have suggested that the assemblages found within are better assigned exclusively to Late Stone Age technology.
Rumbling sounds were also heard by residents of Brgy. Anoling, Daraga and rockfall events were intermittently recorded. Faint crater glow was first observed at 10:16 PM. The event prompted PHIVOLCS-DOST to raise the Alert Level of Mayon Volcano from Alert Level 1 (abnormal) to Alert Level 2 (increasing unrest).Mayon Volcano Bulletin 14 January 2018 12:30 AM. Retrieved January 14, 2017. About 40,000 residents were displaced in the resulting evacuation.
Loen is the home to some of the oldest farms in Norway: Sæten (Setin), Tjugen (Tyfin), and Loen. They were probably established long before the time of Christianity. Much of the upper Loen valley was devastated from two rockfall slides (one in 1905 and one in 1936) that created huge waves that swept with them most of the houses and vegetation. A total of 135 people were killed in these two incidents.
About farther south another site was discovered near La Peyzie containing remains from the Upper Magdalenian. The very small cave (not more than in area) opens to the south, less than downstream from the mill. The entry, set back about from the Dronne, is only a few metres above river level and has somewhat been blocked by rockfall. The archeological finds were made in the interior of the cave and immediately in front of it.
Middletown Adult Education has grown to be an important regional program serving nine towns. It meets the needs of an increasing number of people of all ages and backgrounds. MAE serves the Connecticut communities of Middletown, Cromwell, East Haddam/Moodus, East Hampton, Old Saybrook, Portland, Rocky Hill, Regional District #4 (Chester, Deep River, Essex, Centerbrook, Ivoryton), Regional District #13 (Durham, Middlefield, Rockfall), and Regional District #17 (Haddam, Higganum, Killingworth), Westbrook, and the surrounding areas.
This location has suffered from notable landslides in recent times - the mountainside to the rear of the station is unstable - with the railway line and road sometimes obstructed by rockfall. An alternative public transport service is provided by Chur town bus services which run through to Meiersboden.Chur town bus services - route 9 The nearest open railway station is now the RhB's Chur Stadt, a street halt, around 1.5 km away towards the centre of Chur.
Gushchin goes to the airport, when suddenly a powerful earthquake destroys the airport's infrastructure and destroys one of the runways, while the other one is covered with burning oil. The crew then receives word that one of the minibuses has become trapped in a rockfall. Gushchin, Andrey and Valera go on two minibuses to retrieve the passengers. After the minibuses leave, Zinchenko, Alexandra and the rest of the passengers observe the eruption of the volcano.
The closure of Mapperley Tunnel after a rockfall in April 1960, further reduced the traffic using Colwick, so that barely 50,000 wagons were being handled by 1960. The yard was transferred to the London Midland Region of British Railways in 1966 and its remaining traffic was diverted to the nearby marshaling yards at Toton. The facility was almost entirely closed 12 April 1970 and is now the site of the Victoria Retail Park.
The Park Service evacuated visitors to Curry Village. Following a study by geologists, in November 2008, the park permanently closed 233 visitor accommodations and 43 concessioner-housing units at the site, about one third of the total units available in Curry Village. 36 units were reopened. Following a three-year study at Curry Village, the National Park Service announced in August 2011 that it would remove 72 buildings located within the rockfall hazard zone.
The great majority of Yosemite Valley's widening, for example, was due to joint- controlled rockfall. In fact, only 10% of its widening and 12% of its excavation are thought to be the result of glaciation. Large, relatively unjointed volumes of granite form domes such as Half Dome and monoliths like the high El Capitan. Closely spaced joints lead to the creation of columns, pillers, and pinnacles such as Washington Column, Cathedral Spires, and Split Pinnacle.
Reardon was born on 8 October 1932, in the coal mining community of Tredegar in Monmouthshire. Wanting to play snooker, he turned down a place at a grammar School to become a miner at Ty Trist Colliery, aged 14, following in the footsteps of his father. After a rockfall in which he was buried for three hours, he quit mining and became a police officer when his family moved to Stoke-on-Trent, Staffordshire.
On 1 June 1991 about 5,000 m³ of rock broke away from a rock face at the southern end of the gorge and blocked the old path as well as the watercourse. Fortunately this unexpected rockfall did not claim any lives. A small, natural dammed lake was formed and the Partnach channelled its way through the giant boulders. Since 1992 a long gallery, blasted out of the rock, has bypassed the rock piles and lake.
Whymper summit is the highest point of the mountain. The El Castillo route takes around eight to twelve hours to ascend and about three to five hours to descend. Climbing Chimborazo is dangerous due to risk of avalanches, the severe weather conditions, and the fact that it is covered in glaciers. Climbin begins at night in order to reach the summit before sunrise when the snow melts, which increases the chance of avalanche and rockfall.
He had been planning, along with Mark Powell and Bill "Dolt" Feuerer, to give the route another attempt, but had been beaten to it by the successful team. Nevertheless, Harding offered the triumphant team a warm congratulations. Over the Fourth of July Weekend in 2015, a major rockfall occurred on the Regular Northwest Face, severely altering pitches 10 and 11. In September 2016, Yosemite National Park Climbing Rangers climbed the route to assess its condition.
The Osmussaar earthquake occurred on 25 October 1976 near the north tip of Osmussaar, an island close to the coast of Estonia. Its hypocenter was below ground level, and it was measured at 4.5–4.7 . The earthquake was the most powerful recorded in Estonia; it caused rockfall along the north and northeastern coasts, and some houses took structural damage. The earthquake was largely felt in surrounding areas like north Estonia, south Finland and Sweden.
The earthquake caused a subaerial rockfall in the Gilbert Inlet. Over 30 million cubic meters of rock fell from a height of several hundred meters into the bay, creating the megatsunami. Two people from a fishing boat died as a result of having been caught by a wave in the bay. In Yakutat, the only permanent outpost close to the epicenter at the time, infrastructure such as bridges, docks, and oil lines all sustained damage.
Meanwhile, the townspeople notice Tom and Becky missing and Amy, who saw Tom and Becky go into the cave, reveals where they are. The townspeople go to look for them in the cave. With Huck's help, Tom subdues Joe, causing a rockfall which kills Joe, and is reunited with the townspeople and Aunt Polly. In the end Amy becomes Huck's girlfriend (after being impressed with how he assisted Tom against Joe) and Becky becomes Tom's girlfriend.
After two centuries of relative prosperity Altdahn suffered further damage during the Thirty Years' War (1618–48). And right at the start of the War of the Palatine Succession the castle was finally destroyed in 1689 by French troops under General Mélac. On 11 May 1820 a rockfall occurred, that caused the majority of the remaining ruins to collapse. Mendelssohn, the composer and artist, visited the ruins on 5 August 1844 in order to paint them.
Lincoln Peak, south aspect Located west of Colfax Peak, Lincoln Peak, also known as West Butte, has an elevation of . It was first ascended by Fred Beckey, Wesley Grande, John Rupley, and Herb Staley on July 22, 1956. The southwestern face can be climbed, and it is accessible by following the cirque on Thunder Glacier from the Heliotrope Ridge Trail, and then rappeling. The climb is technically demanding, lasting 9 hours, and it has significant rockfall hazards.
The characters of Pteranodon (second paper). American Journal of Science, ser. 4, 17(100):318–320, pl. 19-20. Skull elements of the specimens NHMUK R3877 and R176, and the 1913 long-jawed skull reconstruction by Reginald Hooley In 1913, the British amateur paleontologist Reginald Walter Hooley described two more specimens found that belonged to O. latidens, which were collected in 1904 from the sea after a rockfall near Atherfield Point on the Isle of Wight.
There were some negative perceptions in past due to rough mode of transport but nowadays there are paved roads connecting Gilgit and Islamabad through the Karakorum Highway. Landslides and rockfall may be an issue in some areas of the Indus Valley. There is a permanent road through Gilgit as well as seasonal road access via Deosai Plateau to Skardu. Here you can obtain all types of vehicles (Jeeps, taxis, wagons, SUVs) and hire jeeps and SUVs at affordable prices.
After Dresden manages to bury Ascher in a rockfall and Michael sends Nicodemus running, Grey blinds the Genoskwa, allowing the three of them to escape. On the way out, Dresden activates the Gate of Ice to crush the pursuing Genoskwa. Dresden opens a Way and the four of them depart the Nevernever, but before they can close the Way, Nicodemus escapes and heads for Michael's house. With Binder's help, Harry and his team get out of Marcone's vault.
The 2008 Cairo landslide happened on September 6, 2008 at el-Deweika, an informal settlement in the Manshiyat Naser neighborhood of east Cairo, Egypt; 119 people died in the rockslide. Some people blamed for the landslide were arrested and held accountable.Egypt jails government officials over Cairo rockslide BBC Boulders weighing as much as 70 tons rolled into the shanty town following the landslide.Following the rockfall, Egyptian slum dwellers have little more than hope Christian Science Monitor, March 20, 2009.
While most of it has become the Lehigh Gorge Trail, the new alignment around Turn Hole Tunnel was paved as an access road to the Glen Onoko trail head of Lehigh Gorge State Park. The tunnel remains largely intact, with ties from the double track remaining in situ, occasionally covered by rockfall. At the north portal, overlooking the river, a safety railing has been built across the tunnel. The piers of the old bridge still stand in the river.
Stile Pot, Gaping Gill A boulder choke is a collection of large rocks or rubble that obstructs a shaft or passage in a cave or mine. In order to progress through passages cavers often need to negotiate or clear boulder chokes. Boulder chokes can be formed by rockfall, stream deposition, or mining debris. Due to the nature of their formation boulder chokes may be unstable and can prove difficult to navigate and map due to their complexity.
Typically, by late summer, the glacier looks dark from rockfall from the crater walls and ash from eruptions. As of 2006, the ice had an average thickness of and a maximum of , nearly as deep as the much older and larger Carbon Glacier of Mount Rainier. The ice is all post-1980, making the glacier very young geologically. However, the volume of the new glacier is about the same as all the pre-1980 glaciers combined.
Protection forests are forests that mitigate or prevent the impact of a natural hazard, including a rockfall, avalanche, erosion, landslide, debris flow or flooding on people and their assets in mountainous areas. A protection forest generally covers the sloping area between a hazard potential (e.g. an unstable rock cliff or an avalanche release zone) and the endangered or exposed assets. In the Alps, protection forests are increasingly considered equal to engineered mitigation measures against natural hazards.
Trekkers who follow the Southern Circuit will reach the summit via Stella Point which is about an hour from the summit. Both these compare with the Rongai route where the trip to the summit can be over two hours making for a very long summit day. Another route is the Western Breach, which includes short sections of scrambling (where hands are required for balance and support). The rock on Kilimanjaro though is highly fragmented and deaths from rockfall from above have happened.
Rockfall along the loop road Frequent thawing in winter prevents large accumulations of snow, and keeps the ground well saturated. Ice storms are common in winter and early spring, while rain occurs throughout the year. Saturated soils, thawing, and heavy precipitation lead to rockfalls every spring along Mount Desert Island's loop road, as well as slumping along coastal bluffs. Mass wasting (slope movement) of marine clay, deposited when the sea level was much higher, occurs along Hunters Brook on Mount Desert Island.
But the Middle Quarry was mining more slowly than the Welsh Slate Company desired, so the latter had taken the dangerous decision to remove slate from the walls that supported the workings above. This literally undermined the Middle Quarry workings and during the 1870s underground rockfalls became an increasing concern. On 6 December 1882 a major rockfall forced the Welsh Slate Company to shut down all operations. The instability in the mine continued, culminating in a much larger fall on 16 February 1883.
Combs was born August 22, 1924 in Floyd County, Kentucky to Albert Ghent and Hettie Gilliam Combs. His father worked in the coal mines and was killed in a rockfall, leaving his mother to raise him and his four siblings. Combs served in the United States Naval Air Corps during World War II and was discharged in 1947. After helping combat flooding near the town on Betsy Layne, Combs and some friends purchased a bottle of whisky before returning home.
There were no reports of serious injury, and St. John Ambulance deactivated its emergency operations centre later in the day. The National Crisis Management Centre in Wellington was also stood down, with the emergency response to be managed by Christchurch City Council. Some tracks in the Port Hills were closed due to rockfall, including Rapaki Track and the Bridle Path. Psychologists argued that survivors of the 2011 Christchurch earthquake, especially those who lost their homes or friends, experience painful memories during aftershocks.
After reaching over 6,550m and two bivouacs, the combination of altitude and stomach problems of two members the climbers turned around, leaving some of their supplies hanging from the Polish anchor left by the previous expedition. The second attempt was scheduled for July 31. In the meantime the conditions on the southface had worsened with much of the snow melting and turning to bare ice. Another danger was rockfall and water cascading down the face as the afternoon warmed up.
The Rauma River and the European Route E136 runs just to the east of the wall. The rock is gneiss, formed into a broken rock wall of huge corners, concave roofs, and crack systems, topped with a series of spires and pinnacles on the summit rim. The rock is generally loose, and rockfall is the norm on this north- facing big wall. There was a series of large rockfalls on the wall in September 1998, radically changing the character of several climbing routes.
Loose rubble was also removed using earth-moving equipment and certain rock areas were covered with a net under tension before the actual repair of the railway facilities commenced. The securing of the slope continues to rely on the construction of rockfall nets. In the long term, however, the construction of a gallery or even a small extension of the Lüen Rüfe Tunnel may be necessary. Nine weeks of closure of the line was scheduled to end on 20 December 2013.
The man-made tunnel for the pumped water was known as Cheyne Tunnel, and in 2011 this was blocked by a rockfall. For many decades and through to the second half of the 20th century the bay was in regular use by commercial fishermen. The Great Southwell Landslip, Britain's second largest recorded historical landslide, occurred in 1734, between Durdle Pier and Freshwater Bay, along a length of . Freshwater Bay is reputed to be one of the best places on Portland for fossil locating.
A series of major rock falls occurred on the north side of the Aiguille Marbrées in summer 2007. This led to investment by the local authorities in research and monitoring of the state of the mountain. Both conventional surveying and photogrammetry were employed in order to create a geo-referenced digital elevation model of the mountain. This help researchers understand the reasons for the initial rockfall, as well as providing a baseline study for comparison with future surveys after subsequent rockfalls.
Entrance sign Curry Village is a resort in Mariposa County, California in Yosemite National Park within the Yosemite Valley. A rockfall in 2008 damaged a number of structures, and about one third of visitor units were closed because of risk. In 2012, eight visitors to the park developed hantavirus pulmonary syndrome, and three died. In 2016, the name was temporarily changed to Half Dome Village due to a trademark dispute between the National Park Service and a private concessions company, Delaware North.
They explain that since their planet's orbit was destroyed eons ago by atomic experiments, they have lived a peaceful underground existence, only emerging in the mild summer season to gather fruits and plants. Their current leader is Solveg, with his daughter Asa. Power for the colony is supplied by hydroelectric generators, but when a rockfall blocks the underground river, all power is lost. The inhabitants have a fatalistic philosophy that allows them to face inevitable destruction stoically, but McKinnon cannot accept this.
A dominant process in cliff formation is rockfall. Variations of slope steepness along the escarpments are due to the distinctive bedding of the rocks and to variability in rock type: on thick sequences of homogeneous sandstone vertical faces have developed, while intercalations of thinly bedded fine-grained sediments lead to steps in the slopes. Caverns and apses have formed along bedding planes and along curved joints. These natural cavities have sometimes been expanded into larger caves by the inhabitants of the area.
According to them, the world is a simulation, termed the "World Machine"; this new run is a reset of the machine. Niko, Silver, and the prototype travel to the Glen, but the latter two are crushed by a rockfall. There, Niko meets Calamus and Alula again, before encountering the mechanic Cedric and repairing his plane. Cedric tells Niko that his father was the Author, and that he created the World Machine after the previous world's destruction, to prevent it from repeating.
The ascent of the Barre continues by a rocky arête all the way to the summit. The guides from La Bérarde have equipped the Col des Écrins with cables allowing them to bring their clients to the summit. Other more challenging routes to the summit exist, such as the South Face rated AD (Fairly Difficult). The quality of the rock on the mountain ranges from poor to average and especially on the South Face of the mountain the risk of rockfall is significant.
Later in the summer there is more travel on talus (scree) and more danger from rockfall. An alternative in snow-free conditions is to hike up to the saddle between the peak and Hagerman Peak. From that point there are climbers' trails which proceed on the opposite (west) side of the ridge to the summit. A different and much less used route climbs the west side of Snowmass Mountain from Geneva Lake, which is accessed from the North Fork of the Crystal River.
A scramble of approximately along the east ridge will bring you to the summit although care should be taken near the top as there is a "bad step", a notch in the ridge to negotiate. This could be scrambled down until recently but a rockfall now means it must be avoided, downclimbed or abseiled. The bad step is most easily avoided via an elusive moderate scrambling route on the south face but can be reascended (i.e. on descent from the summit) without difficulty.
The Breadknife was not ascended until 1954, by Russ Kippax and Bill Peascod. Climbing on the Breadknife has since been banned, to protect the walking track along its base from rockfall. Lieben, on Crater Bluff, was the most difficult rock climb in Australia for many years after its first ascent by Bryden Allen and Ted Batty in 1962. It was graded 17 — the hardest grade in the Ewbank system at the time — but is generally agreed to be much harder.
The first result which was caused by the volcano was an impressive scar which was 800 m deep, whereas on the coast the scar was over 40 m deep. Once the event occurred, the submarine morphology started to evolve quickly due to lava emission and rockfall from the subaerial slope. The development has been rapidly documented by a series of multibeam surveys. Firstly, an estimate of the rock volume involved in the submarine landslide shows that it might have been the origin of the tsunami.
These might possibly have been rejected, however the line became impassable as the result of a rockfall on 28 January 1965 and it was dismantled in 1975. The railway would have still been important today, because granite and graphite are mined in this area. The agricultural and forestry industries transport a large amount of produce by road and the line would also have been useful for tourism. One section of the railway is, like so many branch lines today, a footpath and cycle way.
The park bears the name of Colonel Clarence C. Wadsworth (1871–1941), an academic, linguist, conservationist, and member of the New York National Guard. Wadsworth developed the property that the park occupies in the early years of the 20th century as part of his Long Hill estate. He established the Rockfall Corporation as a charitable foundation to administer his properties and further his conservationist interests. Following his death, the corporation gave of Wadsworth's estate to the people of Connecticut for preservation as Wadsworth Falls State Park.
Hohe Gaisl (Croda Rossa d'Ampezzo in Italian), (3,146m) is a mountain in the northern Dolomites, on the border of South Tyrol and Veneto, in northern Italy, located between the Braies Valley and the Val di Landro. It lies as an imposing and prominent mountain, dominating the valleys underneath it. Its summit has a pyramid shape, and the mountain's slopes glow a deep red colour, a feature it has in common with many Dolomite peaks. The mountain is rarely climbed as it is particularly prone to rockfall.
The term last ascent has been used to refer to an ascent of a mountain or face that has subsequently changed to such an extent – often because of rockfall – that the route no longer exists (e.g., the south-west face of the Aiguille du Dru in the Alps). It can also be used facetiously to refer to a climb that is so unpleasant or unaesthetic (due to loose rock, excessive brush, poor route selection, etc.) that no one would ever willingly repeat the first ascent party's ordeal.
Wartturm where there has been a rockfall, can be permeated by a finely-divided "marbling". Cotta Elbe Sandstone () describes sandstones that naturally occur in North Bohemia and those parts of Saxony within the area around Dresden. It is named after the River Elbe, which cuts through the sandstone region in a transverse valley, the Elbe Valley Zone. It reaches the surface most strikingly in the Elbe Sandstone Mountains, which are divided into the regions of Saxon Switzerland on German soil and Bohemian Switzerland on Czech territory.
Ginny, who had acted strangely throughout the year, is taken into the Chamber. Harry and Ron discover that the entrance to it is in Myrtle's bathroom, and force Lockhart to enter the Chamber with them. Lockhart confesses he is a fraud, and attempts to erase the boys' memories with Ron’s damaged wand, but instead erases his own and causes a rockfall, separating Ron and Harry. Harry proceeds and finds Ginny unconscious and Tom Riddle, who claims to be a memory preserved in his diary.
The formation of the Jumbles covered with volcanic blocks, causing the formation of Manzanita Lake by damming Manzanita Creek. The rockfall impeded soil development and tree growth in the Chaos Jumbles area, which has been slower than in the Devastated Area near Lassen Peak. The Chaos Jumbles deposits from the collapsed dome consist of lobed, non-bedded coarse to fine rubble, with blocks reaching widths of . The debris includes pink, oxidized rhyodacite lava blocks, with rare prismatically jointed, gray blocks and andesite deposits from Mount Tehama.
Muckross Head has two beaches, one of which is popular with surfers. That beach (trá na nglór in Irish, or "beach of the noise") has a rip tide, coming in at both sides and sucking out in the middle, but is not particularly dangerous. The other beach (trá bán, meaning "white beach" in Irish) some hundreds of metres away is a popular family beach which is safe for swimming but has a risk of rockfall. That beach also has a public car park and toilets in summer.
The disaster became famous for being the first major international event to appear in live television broadcasts (on the CBC). As the world waited and those on the surface kept their vigil, rescuers continued to toil below ground trying to reach trapped survivors. Teams began to arrive from other coal mines in Cumberland County, on Cape Breton Island and in Pictou County. After five and a half days (therefore around the morning of Wednesday, October 29, 1958), contact was established with a group of 12 survivors on the other side of a rockfall.
The ice avalanche came from a large serac breaking off on the slopes of Mount Everest's western shoulder. Despite most reporting, this was not an avalanche in the usual sense of the word as there was little snow involved and the large blocks of serac ice behave much more like a rockfall. The serac was estimated to have been 34.5 meters (113 ft) thick and to have had a mass of 14.3 million kilograms (31.5 million pounds). Though there have been calls for construction of defensive structures, they are impossible on the scale necessary.
Around noon on 7 June 2014, speleologist and caver Johann Westhauser and two colleagues descended into the Riesending cave, the deepest and longest pit cave in Germany located in the south-eastern edge of the country on the border to Austria. It is known to be "technically challenging from the first metres on". The next day, 8 June, Westhauser was hit by rockfall around 1:30 am and suffered a brain trauma despite wearing a helmet. At this time, the team had already descended about 1,000 meters (3,280 feet) down the cave.
Rusk participated in a "gathering of the mountain clans" on Mount Rainier in 1905. Always a leader in the mountains, he went with a scouting party from Paradise Park around to the west side of Rainier, possibly up Kautz Cleaver, in an attempt to find a route that avoided the notorious rockfall on the normal Gibraltar route. Unsuccessful, the scouting party returned and rejoined the rest of the party for the ascent. Over 200 members from the Sierra Club, American Alpine Club, Mazamas, and the Appalachian Mountain Club were attempting the climb.
In Episode 1 Backshall and his team tackle Amaurai Tepui in south Venezuela's Canaima National Park. The expedition nearly ended in tragedy, when a storm hit the mountain, and rockfall nearly hit his climbing partner Aldo Kane. In 2017 the BBC premiered another two-part documentary following Backshall's expedition to New Guinea called Down the Mighty River with Steve Backshall. The team of whitewater kayakers attempted to make the first ever descent of the 500mile long Baliem River in West Papua; an expedition Backshall had been planning since 1997.
Kandel Rock () is located at a height of about 1,100 m (3,609 ft) on the western slope. Although in 1981, some two thousand cubic metres of rock collapsed, it is still attractive to climbers.Interest Group Climbing Southern Black Forest: Kandel Rock Its upper part is called the Devil's Pulpit, because legend has it that this is the place where witches come together to dance with the devil on Walpurgis Night (Walpurgisnacht), which is the night of 30 April/1 May. The rockfall on the Devil's Pulpit occurred on Walpurgis Night in 1981.Webgeo.
In the Port Hills, red zoning refers to land where it is not economic to protect buildings that are at risk from rockfall, or land that is unstable due to its proximity to cliffs, with The Crown offering to buy the land. 510 properties are zoned red in the Port Hills. As explained below, the Central City Red Zone was further divided, with an outer orange zone accessible to residents. In the eastern suburbs, the orange zone was that land that had yet to be assessed and zoned (either green, blue, or red).
The Mt Somers Summit Track is the side track to the summit; as it is located on the south face of the mountain, it gets very icy in winter and is then difficult to climb. Mt Somers Track starts and finishes at Sharplin Falls car park. The northern part of the circuit follows Bowyers Stream for a while. A once popular destination, Sharplin Falls (on Bowyers Stream), closed in February 2015 after rockfall took out that part of the track that was built as a gantry on a rock face.
With the decline in the usage of local railways after World War II, the goods service on the branch was discontinued on 7 November 1964. The C∨ line was to be closed completely on 1 November 1965, and the Killin branch with it. In fact there was a serious rockfall on the C∨ line in Glen Ogle on 27 September 1965, and the line was impassable; clearing the line was unaffordable, and the line never re-opened. The Killin branch closed prematurely on the next day.
Rainwater, mildly acidic from atmospheric carbon dioxide, slowly dissolved a portion of the limestone rock, resulting in the formation of the cave. About 9,000 to 12,000 years ago, the collapse of a cavern roof beneath a hillside near Doran's Cove created a sinkhole and exposed Russell Cave. Until shortly before the first occupation by Native Americans, the cavern was uninhabitable due to the large stream that occupied the entirety of the cavern. A rockfall from the cavern roof diverted the stream to one side, however, exposing a portion of the cave floor.
The rockfall of 1995 The first efforts to make the gorge accessible date from the end of the 19th century, but they were not successful. Eventually the young pastor Johannes Schiebel from Tiefenbach ventured to develop the Klamm, sought sponsors and founded the Breitachklammverein eG (Breitachklamm society). His main motivation was to find a new source of income for his poor parish and to develop the upcoming tourism in the region. The first blasting was executed on July 25, 1904, and on July 4, 1905, the access to the gorge was inaugurated.
It was a gruelling month-long challenge where they hiked, biked and kayaked across Europe and had a near-miss on Mont Blanc when a rockfall rained down on them as they crossed the perilous Gouter Couloir. They raised more than £1m for Holly and Sam Branson's charity Big Change, which supports young people. In February 2019, Branson helped organise an international benefit concert, Venezuela Aid Live, to bring worldwide attention to the humanitarian crisis and raise funds for humanitarian aid. The concert took place on 22 February in Cúcuta, Colombia, on the Venezuelan border.
Partially weathered galena coating on granodiorite The Tabataud Quarry was excavated along the left bank of the river Bandiat at an elevation of 165 metres, only about one kilometer southeast of Nontron town centre. Nearby passes the D 707 from Nontron to Saint-Pardoux-la-Rivière, from which it is easily accessible. In the immediate vicinity are two more adjoining quarries, the Maspeyrot-Lagarde quarry and the Moulin Blanc quarry, which are both older. All these quarries are closed by now and they are dangerous due to rockfall.
Dacitic eruptions could produce volcanic columns of gas and ash that could threaten aircraft in the area. Moreover, the Lassen volcanic center poses threats to visitors from sudden avalanches that could be entirely unrelated to eruptive activity. Due to the threat of an avalanche from nearby Chaos Crag if volcanic activity renewed in the area or an earthquake occurred, the Visitor Center for Lassen Peak located at Manzanita Lake closed in 1974. In 1993, a rockfall with a volume of fell down Lassen Peak's northeastern flank, but no visitors were harmed.
Piles of talus and rockfall were created by retreating alpine glaciers. In the high mountains, the major rivers have their headwaters in alpine glacially carved cirques. During the Orting, followed by the Stuck, the Salmon Springs, and the Fraser glaciations, the vast continental Cordilleran Ice Sheet descended from Alaska south through British Columbia to the Olympics. The ice split into the Juan de Fuca and Puget ice lobes, as they encountered the resistant Olympic Mountains, carving out the current waterways and advanced as far south as present day Olympia.
The new water-level route as seen from Crown Point, looking east Even as construction was ongoing on the east end of the Columbia River Highway, the design had become obsolete, as motorists wanting to get to their destination greatly outnumbered tourists taking a pleasure drive. There were also problems with rockfall, especially west of the Mosier Twin Tunnels. By 1932, Lancaster proposed a new water-level route, while keeping the old road as a scenic highway. The first such bypass was necessitated by the federal government's creation of Bonneville Dam on the Columbia River.
Following the bad recession of the early 1980s, BN began to look at ways to reduce the amount of its track in Washington State. The former SP&S; line didn't have much online business, and had issues with rockfall on the south end and flooding on the north end. In the mid 1980s, BN upgraded the former NP between Spokane and Pasco and moved all the through trains off the former SP&S; in 1987. In 1991 the track was removed and the State of Washington obtained the former railroad line as a trail.
The park's rock cliffs and relatively close distance to Vancouver has resulted in many popular movies being filmed there. First Blood, Shoot to Kill, Far from Home: The Adventures of Yellow Dog, Cabin in the Woods and War for the Planet of the Apes were all filmed in Coquihalla Canyon. The location is easily recognizable when watching First Blood where Sylvester Stallone hangs off the cliff while a helicopter tries to snipe him down. As of May 2015, the tunnels have reopened after having been closed for over a year due to rockfall concerns.
Po Shan Road in the Mid-Levels was the site of the largest major landslide to occur in June 1972. The area in general had long been susceptible to landslips and rockfall since it was developed; several other major landslides had occurred at or near Po Shan Road before 1972. These included a large landslip in 1925, which caused many deaths, as well as large but relatively undamaging landslides in 1941, 1950 and 1966. Most of these had been caused by heavy rainstorms, in a similar manner to the 1972 landslides.
In 1901, Seeley named the new species as O. latidens, which means "wide tooth". Reginald Hooley later described two more specimens of O. latidens in 1913, which were collected in 1904 from the sea after a rockfall near Atherfield Point on the Isle of Wight. The first of the specimens was collected, and consisted of a skull, neck and trunk vertebrae, a shoulder blade, an ischium, and parts of the forelimbs. The second specimen was collected in just one block, and it includes parts of the forelimbs and pectoral girdle.
Middle Triple Peak is the second highest peak in the Kichatna Mountains, a subrange of the Alaska Range in Alaska, United States. It is a striking rock tower, with immense, sheer walls on the east and west sides. Its East Buttress route (roughly 3,600 feet/1,100 m high) is a classic hard rock climbing route, although the first pitch was destroyed by rockfall (discovered by Nancy Hansen in 2012) and the route has not been climbed since. Due to the remoteness of the range and the usually terrible weather, this peak has seen only a few ascents.
Maintenance responsibilities are divided. The southern section is kept up by the New York State Department of Transportation as it is a state highway, while the Palisades Interstate Park Commission (PIPC) takes care of the northern section as it runs through Storm King State Park. Due to hazards of rockfall as well as avalanches and falling ice, the road is closed by the state Department of Transportation during periods of heavy rain or snow. In 1934, a landslide on Storm King Mountain crossed the highway and resulted in three fatalities and the destruction of three automobiles.
Staithes is a destination for geologists researching the Jurassic (Lias), strata in the cliffs surrounding the village. In the early 1990s, a rare fossil of a seagoing dinosaur was discovered after a rockfall between Staithes and Port Mulgrave to the south. This fossil has been the focus of an ongoing project to remove the ancient bones of the creature. Port Mulgrave remains one of the best places on the northern coast to find fossils of ammonites and many visitors spend hours cracking open the shaly rocks on the shoreline in the hope of finding a perfect specimen.
In 1992 it was decided to build a new lower level route on the Gotthard axis as part of the NRLA project, and this project is currently under construction. The approaches to the Gotthard Tunnel are susceptible to rockfalls, regularly leading to closures of the railway line. In the worst such incident in recent times, the Gotthard line was closed to all traffic for almost one month following a rockfall near Gurtnellen on 5 June 2012, which killed one rail worker and injured two others. The closure caused massive disruption of both passenger and international freight traffic.
The beach and an accompanying sand dune extends about back into the south side of the ravine to an elevation of about while a creek and an associated lagoon flows on the north side of the ravine. The base of the cliffs on the northern side of the beach had eroded with the result of caves being formed. As of 1965, two caves were described. The first known as ‘K5’ which accommodated at the time in this entrance, a little penguin rookery, was described as being wide and as having a ‘massive rockfall’ and decoration including flowstone.
Rockfalls On the morning of 30 October 2006, a mass of of rocks detached themselves from the side of the Haute Cime and fell down the side to an altitude of about . The event did not pose any danger for the nearby town of Val-d'Illiez but roads and footpaths were closed as a security measure. According to the geologists of the canton, the landslide was caused by thawing, assisted by the hot summers of the preceding years.Tsr.ch Shortly after midday on Friday 17 August 2012, another significant rockfall occurred below the Cathédrale, amounting to at least 100,000m³ of rock.
The association with Walter Scott's poem has sometimes led Castle Rock to be called Castle Rock of Triermain, especially by rock climbers in order to distinguish it from another Castle Rock in Gloucestershire. Climbers have discovered and named over 60 routes up the rock. The precipitous North Crag (75 metres / 246 feet high) was first climbed by Jim Birkett on April Fools' Day, 1939, by a route called Overhanging Bastion. Since 2011 the North Crag has been considered dangerous because a large crack has opened up at the top creating the potential for a massive rockfall.
Hazards that hikers can encounter along the Bright Angel Trail include dehydration, sudden rainstorms, flash flooding, loose footing, bootpacked ice, rockfall, encounters with wildlife, and extreme heat. At the Colorado River, additional hazards include hypothermia (due to the river's consistently cold temperatures), trauma (due to collisions with boulders in rapids), and drowning. Also, the trail is used by the mules transporting people and gear to and from the bottom of the canyon. Although these mules are highly trained, the trail is narrow in some places, and care must be given to give mules the right of way.
Favourable geology and climate are the principal causal mechanisms of rockfall, factors that include intact condition of the rock mass, discontinuities within the rockmass, weathering susceptibility, ground and surface water, freeze-thaw, root- wedging, and external stresses. A tree may be blown by the wind, and this causes a pressure at the root level and this loosens rocks and can trigger a fall. The pieces of rock collect at the bottom creating a talus or scree. Rocks falling from the cliff may dislodge other rocks and serve to create another mass wasting process, for example an avalanche.
Tent cabins in Curry VillageIn August 2012, the National Park Service announced three confirmed cases and one probable case of Hantavirus pulmonary syndrome in visitors who had stayed in June in the new Signature Tent Cabins in Curry Village. At the time, two people had died. An estimated 10,000 people were possibly at risk because of exposure at the camp grounds. Having traced the cases to visitor stays earlier in the summer in what were called Signature Tent Cabins, erected to replace structures lost to the rockfall, the National Park Service closed all 91 new cabins.
There are five notable buildings, Harding's Battery, the Ibrahim-al-Ibrahim Mosque, the Roman Catholic Shrine of Our Lady of Europe, the Europa Point Lighthouse and the Nun's Well. Europa Point is also the location of Gibraltar's only dedicated cricket ovalGibraltar Oval, Cricket Europe, accessed December 2012 where the Gibraltar national cricket team play and since 2013 Europa Point has been the location of the Sikorski Memorial. Europa Point is linked with the Eastern side of the Rock, including Sandy Bay and Catalan Bay, via Dudley Ward Tunnel. The tunnel re- opened in 2010 after eight years closure following a fatal rockfall.
150px Hazards hikers can encounter along the Tanner Trail include dehydration, heat stroke, exhaustion, sudden rainstorms, flash flooding, loose footing, rockfall, encounters with wildlife, extreme heat, and getting lost. At the Colorado River, additional hazards include hypothermia (due to the river's consistently cold temperatures), trauma (due to collisions with boulders in rapids), and drowning. Extreme care, caution, and preparation should always be used when entering the Grand Canyon.Grand Canyon National Park Summer Hiking Hikers also need to remember that the Grand Canyon is located in the desert, and as such there are many dangerous desert species to watch out for.
Charlie is seen, speaking to the camera, when he is interrupted and forced to hide by Jonathan and Luke, continuing through the jungle. They follow a steep cliffway, when they are hit by a rockfall caused by Charlie. Luke tries to help his father who is holding onto a rock, but his father ends up falling down the cliff. Luke hides in the dense jungle, evading Charlie who is chasing him, when he meets Crypto who leads him to the place where he dropped his camera earlier, when suddenly Charlie emerges in front of him, intending to kill him.
It killed two skiers and built a -high dam of snow and ice which temporarily blocked the Dora Baltea river, whilst the air blast destroyed mature forest trees and buildings on the opposite side of the valley. The total volume of rock, snow and ice was estimated at four million cubic metres. Further investigation suggested that the avalanche was not caused directly by the rockfall, but through seismic shock causing seracs to collapse which, in turn, then initiated the snow and ice avalanche. The rock avalanche itself has been described as a classic example of a sturzstrom.
In the spring of 2002, he met the famous double amputee and high- altitude mountaineer/airline pilot Ed Hommer of Minnesota in Kathmandu as Ed returned from an attempt to climb of Mount Everest. They became friends and Ed invited Nawang to join him on his next Everest expedition which was planned for 2003. Unfortunately, Ed Hommer was killed by rockfall while training on Mount Rainier in the autumn of 2002. However, in 2004 Nawang's friend Tom McMillan of the San Francisco Bay Area received an opportunity to climb Mount Everest and immediately invited Nawang to climb with him as his climbing partner.
Approximately of its total area of ~ is covered in debris originating primarily in rockfall from surrounding walls and avalanching in accumulation areas of its four tributaries. Debris carried along within the glacier is also being exposed at increased rates due to accelerating thinning of the glacier tongue. The number of sources of supraglacial debris as well as the unusual, mica schist-dominated lithology of the rock walls surrounding the glacier, makes for a varied debris lithology; debris cover becomes continuous at ~ above mean sea level (asl) and remains unbroken to the terminus. Patchy areas can occur, however, where crevasses or moulins occur.
This large cavern has little to separate it from the Hall of the Phantoms (') apart from some columns. The Hall of the Phantoms is named after an unusual speleothem. At the end of this cavern is a large rockfall which separates it from the Hall of the Cataclysm (') which is over 100 m long and dominated by the huge central column which is the biggest in the world, measuring 13 m by 7 m at the base and standing 32 m high. Further down into the hall is the Organ Corner (') where fluted columns can be struck to produce different notes.
Recently, three workers were killed in a six-year span at Central Norseman. On 5 August 2010, an underground miner at the mine was found dead at a new escape rise.Fatal Accident Report 05/08/2010 WA mining fatalities database, accessed: 21 February 2011Fatality at the Norseman Project Norseman Gold Plc ASX announcement, published: 6 August 2010, accessed: 21 February 2011 There was a further fatality at the Harlequin underground mine after a rockfall on 15 February 2014,Death at Norseman gold mine and another on 26 July 2016 when a boilermaker was crushed while working at the mine plant.
Kolahoi Peak was first climbed by a British medical team headed by Dr Ernest Neve in 1912. The easiest route to climb Kolahoi Peak is south face via Aru Pahalgam from which a 21 kilometers high altitude alpine trek leads to the glacier of the peak. From the rear side of Sonamarg leads a 15 kilometer trek via Sarbal Nallah to the summit, but one have to encounter the difficulties of ice falls from the glacier. Two trekkers died and another one was injured by rockfall on Kolahoi Glacier while they were descending after making a successful summit on September 7, 2018.
An investigation into the accident was begun by the French Land Transport Accident Investigation Bureau (BEA-TT) and the Institut de recherche criminelle de la gendarmerie nationale (IRCGN) on 9 February. The scene was scanned with lasers and a 3D computer generated recreation of the accident was made to assist with the investigation. The line was to remain closed whilst the investigation continued, with no firm date set for reopening. It was reported that the weather in the preceding days had been alternating between rain and snow, with the freeze-thaw effect possibly contributing to the cause of the rockfall.
Illustration of the 1850 fall of Table Rock Table Rock was a large shelf of rock that jutted out from the Canadian shore of Niagara Falls, Ontario, just north of the present day observation and commercial complex. Revealed in the mid-18th century as the Horseshoe Falls receded, Table Rock was the first major vantage point for tourists of the early and mid-19th century. In 1818, the first part of the rock collapsed, followed by minor rockfalls in 1828 and 1829. The most notable rockfall occurred in July 1850, when roughly one-third of the point collapsed into the Niagara Gorge.
There is no mention of being in the army; unless he were not in it, he could not stay in Rome, except in the Praetorian Guard, the "police." Moreover, he is suddenly endowed with rich friends he did not have before, friends who were willing to supply the fortune required for the cursus. That one of them might have been Lucius Aelius Sejanus, chief of the Praetorian Guard, close friend, confidant, and agent of Tiberius, is likely. Sejanus had demonstrated a willingness to sacrifice himself to protect the emperor by covering him with his body during an unexpected rockfall.
The extent of tephra deposits would depend on wind strength and directions. However, given the sudden nature of rockfall-avalanches, these would be more dangerous than pyroclastic flows or tephra, as they could occur without warning, seriously endangering life within of the Crags. The Chaos Crags are monitored for movement in case of future rockslides by the United States Geological Survey; GPS receivers have been in place to monitor deformation within the Lassen volcanic center since 2008. 13 seismometers in the vicinity, first installed in 1976 and since updated each decade, continually survey earthquakes within the locale.
The Chaos Crags were known to the Whitney Survey, and were observed by Brewer and King in 1863. The name Chaos Crags was officially recognized by the Board on Geographic Names Decisions in 1927. Geological study of the Chaos Crags began in the late 1920s, when Howel Williams wrote about its pyroclastic rock deposits, rockfall avalanches, and the dome-producing eruptions. Though Williams initially suggested that volcanic activity and the ensuing landslides took place about 200 years ago, additional study of the rockfalls by James P. Heath placed their age between 1,500 and 300 years ago.
In the two millennia between these two occupations, the cave was evidently inhabited only by wild animals. Human occupants of the site were well- positioned to take advantage of the rich wildlife that grazed in the valleys of the surrounding mountains as well as the marine life available in nearby coastal areas. Around 13,000 years ago a rockfall sealed the cave's entrance, preserving its contents until its eventual discovery, which occurred after a nearby tree fell and disturbed the fallen rocks. Human occupation was limited to the cave mouth, although paintings were created throughout the length of the cave.
At 22:15 hours PST on July 9, 1958, which was still daylight at that time of year, an earthquake with a magnitude of 7.8 struck the Lituya Bay area. The tide was ebbing at about plus 1.5 m and the weather was clear. Anchored in a cove near the west side of the entrance of the bay, Bill and Vivian Swanson were on their boat fishing when the earthquake hit: The wave caused damage to the vegetation up the headlands around the area where the rockfall occurred, up to a height of , as well as along the shoreline of the bay.
The debris released was estimated by the study as being between 5 and 10 times the volume of the initial rockfall, a bulking ratio comparable with that of other events such as the September 2002 Kolka-Karmadon rock ice slide (estimated ratio between 5 and 10), the November 1987 Parraguirre landslide (est. ratio 2.5) and the May 1970 Huascarán landslide (est. ratio 4). This additional volume would explain the large changes in the underwater shape of the sea floor in the bay, and the additional energy of waves, especially at the western end of the bay.
Since many of the climbers had already descended due to frostbite and sickness or were too exhausted, they departed camp III for the summit alone and with very little support in the upper camps. They missed a scheduled radio call that night, but others in the expedition were tired and unable to mount a rescue. Three days later Mingma and Lhakpa Norbu Sherpa found their bodies next to a crevasse below camp IV. It was speculated that they fell on an ice slope near camp V, perhaps due to avalanche or rockfall. A memorial fund, administered by the Mount Everest Foundation, was created in her memory.
The grey area at the Fisherman's Descent are the northern limestone ledges used by shore-anglers The rock is limestone, of good clean blue/grey quality and mostly hanging in a sheer vertical form. Its texture is described as "varies from smooth, in the few small areas recently exposed by rockfall, to a sharp popcorn texture which provides excellent friction". Most climbs follow steep narrow finger-crack lines, and the rock climbing protection is considered to be good. The last guidebook, published in 2008, lists 170 climbs (the current Ailladie online database, see below, has over 200), nearly all single-pitches, with grades up to E7 6c.
From 17–22 August 1955, the Italian climber Walter Bonatti climbed a difficult solo route on the south-west pillar of the Petit Dru (the Bonatti Pillar); this route – like many on the west face – no longer exists in its original state owing to rockfall, the scars of which remain clearly visible from the Chamonix valley. Seven years later, from 24–26 July 1962, Gary Hemming and Royal Robbins climbed the 'American Direct', a more direct route up the west face than that taken in 1952. On 10–13 August 1965, Royal Robbins, this time accompanied by John Harlin, climbed the 'American Direttissima'."Petit Dru, West Face Direttissima", supertopo.com.
On both banks of the river rock exposures derived lava flows are bedded on a horizontal direction; the rockfall from these exposures has filled the river bed with boulders. While the lava beds were noted in the upper region of the river and also in the valley, geological formations in the valley were mapped by Walter Curran Mendenhall, the fifth director of the US Geological Survey. He reported these formations as basalts of Pleistocene or Late Pleistocene age. Gold, platinum, and radioactive minerals were reported by the U.S. Bureau of Mines in 1973, as well as lode and placer claims, along a wide stretch of the river.
Route 147 begins as Middlefield Road at an intersection with Route 17 just north of the town center of Durham. It heads northwest, crossing into the town of Middlefield after , where the road changes name to Durham Road. Within Middlefield, it continues northwest, crossing the Coginchaug River, to an overlap with Route 157 (Main Street) about north of the town line, during which it heads north. After overlapping Route 157 for , the two routes split with Route 157 continuing northeast to Middlefield center and the village of Rockfall, and Route 147 heading northwest as Baileyville Road to the village of Baileyville towards the city of Meriden.
Three of the miners working underground at the time were trapped, and early reports suggested that 14 miners who were underground at the time had managed to scramble to safety. The mining company, Beaconsfield Mine Joint Venture, released a press statement saying they held "grave concerns for the three miners' wellbeing". Beaconsfield mine Larry Knight (44), Brant Webb (37) and Todd Russell (34) were the three miners who remained unaccounted for. Knight had been killed in the initial rockfall, but Webb and Russell were still alive, trapped in part of the vehicle in which they had been working at the time of the collapse, known as a teleloader or telehandler.
The Riesending cave (German for "huge thing") is a pit cave in Untersberg, Bavaria. At 19,300m it is the longest and 1,148m the deepest in Germany. Riesending was discovered in 1996 by Hermann Sommer and Ulrich Meyer. In June 2014 Riesending became well known to the general public for the largest ever rescue effort, the Rescue in the Riesending cave, taking eleven days by 700 members of a multinational group of cave rescuers to rescue 52-year-old , one of the original and principal researchers of the cave, a physicist, speleologist and cave rescuer himself, who had been injured in a rockfall deep in the cave . (NB.
The earliest uses of this technology by the development company were focused on listening for propagating micro fractures in the rock hundreds of meters under the surface. This was done to monitor the effects of oil and gas sector activities like fracking. The next major development from microseismic technology was the ability to look at interactions on the surface from a buried sensor, this led to a system called Rockfall which is designed to replace fall fences on sections of railway prone to falling rock and debris. ShakeAlarm was a natural evolution when it was discovered that the technology being used was capable of detecting P-wave vibrations in the ground.
In 2001, the Gibraltar Ornithological and Natural History Society began to manage the phased work of dismantling this catchment construction. By 2006 the slope was entirely restored to its natural state and is now completely covered in vegetation native to this unique habitat of Gibraltar.GONHS - Image of successfully revegetated slope It is possible to continue south along Sir Herbert Miles road and through Dudley Ward Tunnel all the way to Europa Point at the southern tip of Gibraltar. Following a rockfall on 18 February 2002, which killed a man, the Government concluded that the risk of further such incidents was too great, and the tunnel was closed indefinitely.
In 2007, its reopening was suggested by the Government in order to ease traffic flow in the area of the new Rosia residential developments. Works on the stabilisation of The Rock's cliff began in summer 2009 and the tunnel reopened to traffic on 2 November 2010. To commemorate Brian Navarro, who was killed following a rockfall at the approach road to the tunnel, a plaque was placed at the site and the section of road, from the Admiralty Tunnel entrance in Sandy Bay to Dudley Ward Way's northern entrance, renamed Brian Navarro Way. The total cost to the Government of the works to reopen the tunnel was £10.6 million.
Aerial view of the damage, showing the origin point on Huascarán and debris fans in the valley below At 3:23 PM on Sunday, May 31, 1970 the Ancash earthquake (also known as the Great Peruvian earthquake) struck off the coast of Peru with a moment magnitude of 7.9. The shaking dislodged a slab of rock about wide from the western face of Huascarán's north peak, at an elevation of roughly . The rockfall occurred almost immediately after the shaking began, with witnesses comparing the sound to a gunshot or explosion. The fall triggered an "enormous dark cloud of dust" which rapidly blocked the view from below.
The initial project launch of the mountain rescue association began in 1908. The death of a Polish composer Mieczysław Karłowicz by avalanche hastened the creation of the organization, which was ultimately registered on 29 October 1909 in Lwów, Poland. under its current name with Kazimierz Dłuski as the president and Mariusz Zaruski as the director. The TOPR headquarters, Dworzec Tatrzański, are located in Zakopane. TOPR headquarters in Zakopane In 1910, during a rescue mission on the northern wall of the , one of the rescuers, Klemens Bachleda, died in a rockfall, despite the distinct order of the director commanding Klemens to abort the operation due to weather conditions.
54 Raekura Place in Redcliffs was destroyed by rockfall in the February 2011 quake; this house was red-zoned and was not rebuilt Several properties in the Port Hills experienced rockslides, especially in the aftershock of 13 June, which had its epicentre in the hills. About 700 homes were zoned red in the hills. Affected areas included hillside properties in the suburbs of Sumner, Redcliffs, and Ferrymead. Since many of the rockslides often occurred later than the main February 2011 quake (especially in the June 2011 earthquake), these properties were usually red-zoned later than the flatland properties, sometimes as late as November 2013, over two years afterwards.
Unrealistic painting of the climbing of the promontory, ca. 1797 Although the southern slope is very steep, it was climbed by British soldiers at nighttime in September 1759, so they could take the French by surprise (who were probably expecting Wolfe's troops to arrive through a more convenient path) and engage in the decisive Battle of the Plains of Abraham. Its escarpments were historically a challenge for the authorities because of the risk of rockfall and the ways of travelling between upper and lower town. Nowadays, roads, a free escalator (named du Faubourg), the Old Quebec Funicular, and 20 stairs with an official toponym connect downtown with its upper counterpart.
In the book "No Shortcuts to the Top" Viesturs tells about the discovery of Mauduit's and her Sherpa partner's body in the tent at Camp II of Dhaulagiri. Viesturs writes that initially he was uncertain about the real cause of death, suggesting possible other causes, but then recognises that it was possible that a rockfall or ice had broken the neck of the two climbers. Viesturs was on Dhaulagiri at the time of Mauduit's death, but had no first hand knowledge about how Mauduit died. Chantal Mauduit's body was returned to France and the autopsy concluded that the cause of death was a broken neck.
The route between Middlefield center and Middletown through the village of Rockfall was designated as a primary state highway in 1922, and was known as State Highway 199. In the 1932 state highway renumbering, Route 157 was created from the entire length of old Highway 199 and the southern portion of an old secondary route, Highway 330 (modern Route 147), establishing a route from Durham via Middlefield to Middletown. In 1966, the Durham to Middlefield section was assigned to Route 147. At the same time, Route 157 was extended south along former SR 599 to a newly extended Route 68, resulting in the current routes.
Mount Loweth () is a snow-topped mountain, high, located east-northeast of Anderson Dome in the eastern end of the Jones Mountains, Antarctica. The mountain was first mapped and named by the University of Minnesota-Jones Mountains Party, 1960–61, who also named some of its notable features. The peak itself was named by the Advisory Committee on Antarctic Names for Hugh F. Loweth of the Executive Offices of the President, who was instrumental in the development of American programs for Antarctica. Rockfall Cliff is a conspicuous rock cliff which marks the mountain's northwest face, named because the continual falling of rocks made examination of the area hazardous.
The Scottish Herald reported that, if the road closed, a journey from Oban to Fort William, normally , would require diverting via Loch Tay and Ballinluig, a journey of . In April 2013, Transport Scotland announced further plans to close the A82 at Onich for resurfacing, but they postponed the work due to an adverse reaction from local business owners. In 2015, a section of the A82 between Invermoriston and Drumnadrochit closed following a rockfall, requiring an official detour of . Along with several other roads in the Highlands, the A82 between Tyndrum and Glencoe has been installed with permanent gates that are closed in the event of severe weather.
In 1962 with Bonington he made the first ascent of the Central Torres del Paine, Patagonia and with Dougal Haston, he made the first ascent of the south face of Annapurna in Bonington's 1970 expedition. Whillans was attributed with safety and mountain awareness, as evidenced by his retreat from the Eiger North Face on several occasions because of bad weather or rockfall. He had few climbing accidents although there were several near misses, such as when a fixed rope on the Central Torres del Paine snapped and he managed to put his weight on the holds with split-second timing before retying the rope.
Appearance of the "Whaleback" in February 2005 Magma reached the surface of the volcano about October 11, 2004, resulting in the building of a new lava dome on the existing dome's south side. This new dome continued to grow throughout 2005 and into 2006. Several transient features were observed, such as a lava spine nicknamed the "whaleback", which comprised long shafts of solidified magma being extruded by the pressure of magma beneath. These features were fragile and broke down soon after they were formed. On July 2, 2005, the tip of the whaleback broke off, causing a rockfall that sent ash and dust several hundred meters into the air.
The normal route to the top begins at the Hochtannberg Pass and runs across meadow slopes initially heading towards the Widderstein Hut. At a height of about 2,000 m a path forks off to the west that leads in just under 15 minutes to the rock massif of the Widderstein. From here a waymarked rock path (UIAA grade I) runs through a rockfall endangered gully to the summit ridge and from there eastwards to the summit cross. The approach to this mountain path may be made from Baad, Austria in the Kleinwalsertal via the Hochalp Pass or from Bödmen through the Gemstelbach valley, through the Obere Gemstelalpe (1,694 m) via the Gemstel Pass to the Widderstein Hut.
On 31 July 1876 Middlemore made the first ascent of the north-east face of the Aiguille Verte by what is now known as the Cordier Couloir with the London stockbroker John Oakley Maund, the Chamonix guide Henri Cordier, Grindelwald guides Johann Jaun, Andreas Maurer, and Jakob Anderegg. This book incorrectly gives the year of the Aiguille Verte climb as 1875. The route was not repeated until 1924, and according to Helmut Dumler is "one of the most respected achievements in the history of mountaineering, for the 900m couloir is set at an angle of up to 56°". Engel notes that the party were all nearly obliterated by rockfall while they were crossing the bergschrund.
The path can be closed during winter because of heavy snows blocking both ends and the threat of rockfall. Its name comes from the four ton Christ the Redeemer of the Andes (Cristo Redentor de los Andes) statue placed in 1904 near the Uspallata pass at an elevation of . The pass was the highest point of the road before the opening of the tunnel lowered the maximum elevation by , eliminated 65 switchbacks and shortened the route by . On 19 September 2013, nearly 15,000 Chileans got stranded on the Argentine side, when the pass had to be closed for 10 hours because of freezing temperatures and between 40 and 50 centimeters of snow.
The Bodenwald Viaduct under renovation Also in 2013, the Äber (in Romansch; Eber in German) gallery was demolished above Sassal and replaced by rockfall nets. In time for the 100th anniversary of the Arosa Railway, Arosa station was rebuilt with work completed in December 2014 at a cost of more than CHF 24 million. The extensive modernisation was carried out in cooperation by the RhB, the canton of the Grisons, the municipality of Arosa and Arosa Bergbahnen AG. In the spring of 2014, the slipping Grosstobel Bridge at Pagig was extensively renovated for CHF 3.2 million. This involved the securing of the two pillars and the abutments as well as the creation of new troughs for collecting rocks.
The lower section of the Brenva Glacier is covered in rock – the remnants of earlier rockfalls in November 1920 from the east face of the Grand Pilier d'Angle. These were four separate events, consisting of between 2.4 to 3.6 million cubic metres of rock, which then mobilised a further 7.8 to 9.9 million cubic metres of snow and ice. Four additional pre-20th century rockfall events have also been identified on the Brenva Glacier. These occurred in 1767 AD; the early 14th century; between 426 and 615 AD; and between 2750 and 2350 calendar years BP. Evidence for the glacier's re-advance in the past has been found in the form of ancient logs buried in moraine deposits.
These indicate that those moraines themselves had once been exposed and forested, but then subsequently reburied by new moraines during another period of glacial advance. Retreat of the Brenva Glacier since 1988 has exposed its lateral moraines which served to channel the massive 1997 rock avalanche between them. By contrast, earlier advance of the glacier that has started in 1913 served to raise the ice level above the moraines, thus causing the rock in that avalanche to come to rest outside of the moraines. The major rockfall events on the Brenva Glacier have deposited so much rock debris that the normal balance between the upper accumulation zone and lower ablation zone has been compromised.
The mine was listed on the South Australian Heritage Register in 1984 and was added to the now-defunct Register of the National Estate in 1996, and re-opened by then South Australian Minister for Mines, Stephen Baker MP. In 2004, tours departed from the Burnside Council Chambers with a round trip two hours in duration. Tours ran on the third Sunday of every month, and tickets cost $7 for adults and $4 for children. In 2005, the mine was closed after a rockfall event. In 2008, a bequest of $30,000 AUD was given to the City of Burnside Council in trust, to facilitate repairs and make it possible to reopen the mine for tours.
As there are no train stations and only a very limited bus service from Hyuga, it is predominantly accessible by car; the village is several hours drive from both Miyazaki City (3~4hrs) and Kumamoto City (2~3hrs). If travelling from Fukuoka or Kagoshima it is accessed from the West via Gokase (30~50 minute drive) on the Miyazaki-Kumamoto border, or via the main road from the coastal town of Hyuga (90~110 minute drive) if travelling from the East. Though it is possible to travel through Okawachi via Hitoyoshi, the road is unclearly signed from hotspring town of Yunomae and care needs to be taken for rockfall and road closure during certain times of the year.
Harrer used this name for the title of his book about his successful climb, Die Weisse Spinne (translated into English as The White Spider: The Classic Account of the Ascent of the Eiger). During the first successful ascent, the four men were caught in an avalanche as they climbed the Spider, but all had enough strength to resist being swept off the face. Since then, the north face has been climbed many times. Today it is regarded as a formidable challenge, not only because of its technical difficulties, exceeeding those of some of the 8,000 m peaks in the Himalaya and Karakoram, but also because of the increased rockfall and diminishing ice-fields.
Recent temperature rises and heatwaves, such as those of the summers of 2015 and 2018, have had significant impacts on many climbing routes across the Alps, including those on Mont Blanc. For example, in 2015, the Grand Mulets route, previously popular in the 20th century, was blocked by virtually impenetrable crevasse fields, and the Gouter Hut was closed by municipal decree for some days because of very high rockfall danger, with some stranded climbers evacuated by helicopter. In 2016 a crevasse opened at high altitude, also indicating previously unobserved glacial movements. The new crevasse forms an obstacle to be scaled by climbing parties on the final part of the itinerary to the top shared by the popular Goûter Route and the Grand Mulets Route.
Claire Engel notes that the party were all nearly obliterated by rockfall while they were crossing the bergschrund. The following week, on 4 August 1876, he ascended the Cordier route on the north face of Les Courtes, again with Thomas Middlemore, Henri Cordier and guides Jakob Anderegg, Andreas Maurer and Johann Jaun, followed by the 7 August 1876 first ascent of the east summit of Les Droites (the lowest of the Alpine 4000ers) with Thomas Middlemore, Henri Cordier and guides Johann Jaun and Andreas Maurer. This ascent was not without incident. In an article in the Alpine Journal Maund wrote: In 1881, on 31 July, he attempted the Mittellegigrat (north-east ridge) of the Eiger, with J. Baumann, Johann Jaun, Andreas Maurer and Emile Rey.
The principal concern of the project lies in its potential for severe long-term environmental consequences. On this front, major opposition to the project has come from the community group Blue Wedges, a coalition of over 65 environmental groups, which legally challenged the PoMC and the Victorian Government and was subsequently forced into bankruptcy due to the pursuit of legal costs by the state government . During trial dredging in 2005, a rockfall incident occurred in an area of The Heads known as the Canyon, which caused some of the rock in this area to scour and disintegrate. Much of the Port Phillip heads falls under the Port Phillip Heads Marine National Park due to its significant marine diversity and marine geological formations.
The route taken by the first climbers ran from the valley of Gleirschtal to the north, across the Gleirschferner glacier heading southwest up the East Face (Ostwand) and East Ridge to the summit. Today, this normal route runs as a high mountain tour (only to be attempted with the right equipment and knowledge) from the Neue Pforzheimer Hut (2,308 m) in the upper Gleirschtal. The route runs over the glacier towards the col of Roßkarscharte, up to the rockfall-prone East Face of the Kogel, which according to the literature is classed as a moderately difficult climb at UIAA grade II to the summit. The direct route along the East Ridge involves difficult climbing at UIAA grade IV. The journey time from the hut is 5 hours.
Generally climbs of Crestone Peak or Crestone Needle start from a base camp at South Colony Lakes, east of the peak, accessed from the Wet Mountain Valley on the northeast side of the range. This route involves nearly of elevation gain, and ascends to a large relatively flat area called "The Pool Table" (a few large rocks lie on the tundra, as if billiard balls) or the "Bears' Playground." Then it ascends a long gully on the northwest side of Crestone Peak, which involves some rockfall danger (hence a climbing helmet is suggested). Crestone Peak is one of the more dangerous fourteener climbs in Colorado; accidents occur often in the Crestones, some caused by falls or lightning (a daily summer occurrence in the Sangre de Cristos).
With increased accessibility to climbing walls, and gyms, more climbers now enter the sport through indoor climbing than outdoor climbing. The transition from indoor climbing to outdoor sport climbing is not very difficult because the techniques and equipment used for indoor climbing are nearly sufficient for outdoor sport climbing. Nevertheless, climbing on natural rock often poses a greater challenge as bolts may be placed at greater distances and other risk factors such as rockfall, the possibility of falling onto ledges and other rock features, as well as the quality of bolts and anchors must be taken into consideration. While sport climbing is common in many areas worldwide, it is heavily restricted in some places where it is considered ethically unacceptable to bolt climbs.
The Salt Lake is accessible in two ways, either once the player has found everything in the game, causing a rockfall to occur in the Desert. The player then must climb up the rocks and onto the cliff, where they must tag onto one of the two pterosaurs inhabiting the Desert, which will fly the player to the Salt Lake, or when of the Diplodocus go to that area and the player tags along with it, than rotates the camera towards a little depression in the hill next to it then drops him/herself and walks over the hill until the salt lake. The second way is probably a glitch or a mistake that the developers never noticed or ignored.
On January 14, 2018, Mayon Volcano's alert status was upgraded to Alert Level 3 (increased tendency towards a hazardous eruption) after 3 phreatic eruptions and 158 rockfall events were recorded. The summit crater also exhibited a bright glow signifying the growth of a new lava dome and the start of lava flows towards its slopes.Mayon Volcano raising to Alert Level 3Alert Level 3 raised over Mount Mayon On January 16, 2018, the province of Albay declared a state of calamity as lava flows reached the limits of the 6 kilometer evacuation zone. On January 22, 2018, Alert Level 4 was raised after Mayon spewed a 3 kilometer tall ash column at around 12:45 PM. Classes in all levels in private and public schools were suspended in the whole province of Albay.
W. S. Baring-Gould and C. Baring Gould, The Annotated Mother Goose (Bramhall House, 1962), , pp. 60–62. Alternatively it has been taken to satirise the attempt by King Charles I of England to raise extra revenue by ordering that the volume of a Jack (1/8 pint) be reduced, while the tax remained the same. In consequence of this, the Gill (a quarter pint in liquid measure) "came tumbling after".Albert Jack, Pop Goes the Weasel: The Secret Meanings of Nursery Rhymes, Penguin 2008, "Jack and Jill" There is also a belief in Somerset that the rhyme records events in the village of Kilmersdon when a local girl became pregnant; the putative father is said to have died from a rockfall and the woman afterwards died in childbirth.
The work also includes railroad track bed excavation, initial ballast placement, and rock excavation and slope protection and stabilization of loose and potentially loose rock on both the west and east rock cut approaches to the tunnel. This slope protection shall address rockfall hazard protection including construction of adequate catchment areas, the installation of cable mesh and/or netting, vegetation and tree removal, removal of loose rock and rock bolting to secure unstable blocks. The protection shall extend approximately 1,700 feet (520 m) from the west portal and 200 feet (61 m) from the east portal. The work also includes a section of track roadbed restoration beyond the west portal, including cutting, clearing, and disposal of all brush, trees, and vegetative matter, and its drainage system, approximately 8,000 feet (2460 m) long.
Piñera holds the message sent by the miners alongside Mining Minister Golborne (red jacket, blue shirt) Rescuers attempted to bypass the rockfall at the main entryway through alternative passages but found each route blocked by fallen rock or threatened by ongoing rock movement. After a second collapse on 7 August, rescuers were forced to use heavy machinery while trying to gain access via a ventilation shaft.Ross Lydall "Tears of joy as Chile miners complete their great escape" London Evening Standard, 13 October 2010 Concerns that additional attempts to pursue this route would cause further geological movement halted attempts to reach the trapped miners through previously existing shafts, and other means to find the men were sought. The accident happened soon after sharp criticism of the government's handling of the Chilean earthquake and tsunami.
There are five types of attacks; Swift Attack (increases the player's stats), Volley (launches waves of arrows), Fire (sets eruptions of fire), True Speed (boosts the player's speed), and Rockfall (launches giant boulders from above). Dueling from Dynasty Warriors 4 returns, but has been revamped; duels now take place on the battlefield and the nearby soldiers will circle around the two fighters, and other officers may jump into the circle, as opposed to the duel taking place in an arena that appears out of nowhere. Bases have been altered too; they are bigger and where, before, in order to open the outer gate to a base, the player had to defeat a defense captain, now they must simply break it down with attacks. There is also a new corporal unit which guards bases.
Gyirong/Rasuwa played a minor role as a cross-border trade route until about a year after the April 2015 Nepal earthquake as the cross-border route through the Zhangmu-Kodari border crossing was more badly damaged, only reopening on 29 May 2019. Both corridors sustained quake damage and had been closed due to the collapse of the border bridges at both locations and due to continuing rockfall from unstable hillsides, the Gyirong/Rasuwa crossing being technically easier to re-open. The Gyirong-Rasuwa Fort route experienced quicker recovery since it is favoured for trans-Himalayan connectivity due to lower elevation and gentler pass slope. A temporary bridge was constructed in place of the damaged concrete bridge while a new concrete bridge was constructed and opened on 7 June 2019.
The Merced River, shown here downstream from Yosemite Valley, flooded torrentially from December 31 – 5 January 1996–97. The January 1997 flood of the Merced River (flooded/flooded from the watershed/floodplain of the Merced River) occurred from December 31, 1996, to January 5, 1997, throughout the Yosemite Valley in Yosemite National Park, Mariposa County, California, US. The flood stands as arguably the park's worst natural disaster to date (some would give this designation to the rockfall of 1996 or the Rim Fire of 2013), and inarguably the worst flood in park history. The Merced River at Happy Isles peaked at 10,100 cubic feet per second during the flood. A book was written on the flood later in 1997 by Mark Goodin titled Yosemite: The 100-Year Flood.
Talus cones produced by mass wasting, north shore of Isfjord, Svalbard, Norway. Mass wasting at Palo Duro Canyon, West Texas (2002) A rockfall in Grand Canyon National Park Mass wasting, also known as slope movement or mass movement, is the geomorphic process by which soil, sand, regolith, and rock move downslope typically as a solid, continuous or discontinuous mass, largely under the force of gravity, frequently with characteristics of a flow as in debris flows and mudflows.Britannica Types of mass wasting include creep, slides, flows, topples, and falls, each with its own characteristic features, and taking place over timescales from seconds to hundreds of years. Mass wasting occurs on both terrestrial and submarine slopes, and has been observed on Earth, Mars, Venus, and Jupiter's moon Io. When the gravitational force acting on a slope exceeds its resisting force, slope failure (mass wasting) occurs.
Thereafter they both became members of the Labour Party, Stephen particularly active in the League of Labour Lawyers and later the Haldane Society. In early 1939 he was sent to Lithuania to represent Jewish citizens subjected to Nazi oppression. Stephen was heavily involved in the events of 1948 leading to the split of the Haldane Society of Socialist Lawyers from the Labour Party, over the question of communist membership.David Renton, And, next year, Haldane will be eighty years old..., Socialist Lawyer No. 50 (September 2008), pp. 14–16. Published by: Pluto Journals The third of four sons, Robin’s older brothers were Gilbert (1931-1963) a physicist and alpinist who died in a rockfall on Fox Glacier, New Zealand; and Alexander (1934-) who is a medieval historian. Hubert (1946-) is an architect living and working in Boston, Massachusetts.
The last major peak in the Alps to be climbed, its first ascent was eventually made from the southwest on 16 August 1877 by father and son Pierre Gaspard and their client Emmanuel Boileau de Castelnau. Their approach, over the south buttress Arête du Promontoire and further over the Glacier Carré and the southwest face of the Grand Pic, is now the normal route. On July 26, 1885, Ludwig Purtscheller and the brothers Otto and Emil Zsigmondy made the first traverse from the central to the main summit, via the "insurmountable" gap that is now known as the Brèche Zsigmondy, in what is still considered a classic route, albeith thoroughly modified by a May 1964 rockfall. The traverse in the opposite direction was accomplished six years later by Ulrich Almer, Fritz Boss and J. H. Gibson.
When the closure notice came in, it was partially lamented locally, but it was commented upon by the miners themselves as well as the locals, that the blow would not be felt in the same way as traditional pit villages as most of the men who worked in the pit were from outside the Melton Mowbray area and had taken the jobs at Asfordby when their own mines had been closed down. The mine was closed due to volcanic sills that sat above the coal seams. The volcanic rocks were heavier than expected and had been putting too much pressure on the excavated coal seams below. Just before the closure was announced in August 1997, a massive flood and rockfall destroyed £6 million worth of equipment and the mine was closed leaving behind a possible of mineable coal.
While the effects of a four-year drought limited the potential of landslides, the steep terrain near the epicenter was prone to movement, and up to 4,000 landslides may have occurred during the event. The majority of landslides occurred to the southwest of the epicenter, especially along road cuts in the Santa Cruz Mountains and in the Summit Road area, but also along the bluffs of the Pacific Coast, and as far north as the Marin Peninsula. Highway 17 was blocked for several weeks due to a large slide and one person was killed by a rockfall along the coast. Other areas with certain soil conditions were susceptible to site amplification due to the effects of liquefaction, especially near the shore of San Francisco Bay (where its effects were severe in the Marina District) and to the west of the epicenter near rivers and other bodies of water.
The blasts dislodged rock inside the cage of the telehandler, which Webb and Russell attempted to clear, although as the blasts came closer, rock was dislodged faster than they could clear it. Russell recorded the date and time of each blast on his clothing, so that if they died as a result of the blasting, the rescuers would know that they had been alive prior to a particular blast. Both Webb and Russell also wrote letters to their families on their clothing. The two men sang "The Gambler" by Kenny Rogers (the only song they both knew) in order to keep up their spirits, as they waited for successive blasts to occur in the tunnel. At about 5.45 pm on 30 April two rescuers, Pat Ball the underground manager and Steve Saltmarsh, mine foreman, breached safety protocols by entering the 925 level, to the rockfall and yelled out.
The railways were short-lived and with the rise of motor transport, the St Fillans rail line closed in 1951.A. R. B. Haldane (1962) New Roads through the Glens, David & Charles, Newton Abbot Although Beeching cuts included for the closure of the main line in 1965, it was actually closed because of landslides in Glen OgleForgotten Railways of Scotland; John Thomas () pp 127 to 131 shortly before the planned closure date. The rockfall itself was a very minor affair, and has nothing to do with the many boulders visible above and below the line, which have been there for thousands of years, however in response to the local minister offering to clear it up, it was alleged by British Rail engineers that there was a great risk of a larger amount of material coming down.Picture of actual landslide This was publicised on TV at the time.
On September 14, 2014, rockfall events at the southeastern rim of the crater and heightened seismic activity caused PHIVOLCS to increase the alert level for Mayon from 2 to 3, which indicates relatively high unrest with magma at the crater, and that hazardous eruption is possible within weeks.PHIVOLCS Mayon volcano bulletin of Friday, 15 September 2014 14:02 local time. Retrieved September 15, 2014. The rockfalls and visible incandescence of the crater from molten lava and hot volcanic gas both indicated a possible incipient breaching of the growing summit lava dome. On September 15, 2014, NASA's Moderate- Resolution Imaging Spectroradiometer (MODIS) detected thermal anomalies near Mayon's summit, consistent with magma at the surface.MODVOLC detection of MODIS band 21 thermal pixels at Mayon's summit. Retrieved September 19, 2014. On September 16, 2014, provincial governor Joey Salceda said that the government would begin to "fast-track the preparation to evacuate 12,000 families in the 6–8 km extended danger zone", and soldiers would enforce the no-go areas.
Hence a "red zone" was established for areas in and around Christchurch where rebuilding would not be allowed, as contrasted with the "green zone" where all repairs and rebuilds were allowed. The initial announcement of red zones was made on 24 June 2011, about 4 months after the February 2011 earthquake and only 11 days after the latest series of aftershocks. (Gerry Brownlee noted that each successive aftershock made CERA’s job all the more complex – the February 2011 quake, the most damaging of all, had itself been an aftershock of the September 2010 quake – so the zone announcements were postponed for months.) By 24 June, not all properties had been assessed as red or green by that point, but the government determined that zoning most properties immediately, thus giving their owners certainty, was preferable to postponing the announcement until all decisions were complete. Several areas were temporarily zoned as "orange zones", indicating areas that still needed an engineering assessment, or "white zones", indicating properties in the Port Hills whose rockfall risk had not yet been assessed.
The Rütland bridge under construction in 2012 On Good Friday, 29 March 2013, rocks fell on the railway again at the east portal of the Lüener Rüfe tunnel over a length of about 100 metres. Of the approximately 20,000 cubic metres of rock, which had slid from about 500 metres above the line, about 100 cubic metres crashed onto the line, damaging the rails, sleepers, electricity pylons and the overhead line. Railway services were closed until 24 April 2013 and public transport to Schanfigg was replaced by buses. In addition to clearing, the extensive safety measures included the demolition of two unstable rock spires in the area affected. The costs incurred by the rockfall amounted to about CHF 750,000. A connection with the 2002 event could apparently be ruled out. The line had to be closed again after a rock fall occurred in the same place on 16 October 2013. As rock continued to break off over the following days, a bus replacement traffic was established between Chur and St. Peter-Molinis. In order to stabilise the situation at the site, two rocks containing a total of 2,300 cubic metres of material were demolished on 8 November 2013.

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