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Rocks fallen freely from a cliff, roof, or quarry
A rockfall or rock-fall is a quantity of rock that has fallen from a cliff face or from the roof or walls of mine or quarry workings. Favourable geology
Rockfall
Geologic events off the Alaska coast
re-evaluation of large-wave events and the recognition of impact events, rockfalls, and landslides as causes of very large waves. Lituya Bay is a fjord located
1958 Lituya Bay earthquake and megatsunami
1958_Lituya_Bay_earthquake_and_megatsunami
Landslide in Nepal
Siddhababa–Dovan rockfall refers to a hazardous geological zone along the Siddhartha Highway in Palpa District, western Nepal, between the villages of
Siddhababa–Dovan_rockfall
Natural disaster in Minas Gerais, Brazil, in 2022
On 8 January 2022, a rockfall occurred in a canyon of Furnas Lake in Capitólio, Minas Gerais, Brazil. A cliff face collapsed onto tourist pleasure boats
Capitólio_rockfall
North-facing rock face in Norway
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
Troll_Wall
Structure built to intercept rockfall
A rockfall barrier is a structure built to intercept rockfall, most often made from metallic components and consisting of an interception structure hanged
Rockfall_barrier
United States historic place
position in the Yosemite Valley. It lies on a talus cone of debris from old rockfalls. In 1970 the community changed its post office name to Curry Village.
Curry_Village
Stratovolcano in Luzon, Philippines
observed an increase in rockfall from the volcano's summit lava dome since the last week of April, indicating aseismic growth. Rockfall increased in frequency
Mayon
Boulder in Colorado, United States
on State Highway 145 (SH 145) near Dolores in the US state of Colorado. Rockfall, caused by ice jacking during freeze-thaw cycles in the Rocky Mountains
Memorial_Rock
Type of earthwork
A rockfall protection embankment is an earthwork built in elevation with respect to the ground to intercept falling rock fragments before elements at risk
Rockfall protection embankment
Rockfall_protection_embankment
Lake in the Bernese Oberland, Switzerland
Stein (2,974 m), a rocky summit above Oeschinen Lake and Kandersteg, rockfalls have long been observed, but experts report that instability has increased
Oeschinen_Lake
("Mixnitz Creek") and is a popular tourist destination. After a deadly rockfall in July 2020 it was closed until September 2024. Bären-Schütz-Klamm literally
Bärenschützklamm
Mountain peak in the Mont Blanc massif
reasons for the initial rockfall, as well as providing a baseline study for comparison with future surveys after subsequent rockfalls. Notes "Topographic
Aiguilles_Marbrées
Rock fragments weathered from larger mass
cliff or other steep rocky mass that has accumulated through periodic rockfall. Landforms associated with these materials are often called talus deposits
Scree
Method for analyzing stability of slopes of soil or rock
Stéphane; Nicot, François (eds.), "Rockfall Dynamics: A Critical Review of Collision and Rebound Models", Rockfall Engineering, Hoboken, NJ, USA: John
Slope_stability_analysis
Natural disaster in Switzerland
evacuation zone, died in the disaster. The event was preceded by several rockfalls and landslides from the Bietschhorn area onto the Birch Glacier [de],
2025_Blatten_glacier_collapse
Closed park in Hawaii and site of an accident in 1999
North Shore of the Hawaiian island of Oʻahu. It has been closed since the rockfall that occurred on Mother's Day in 1999. Although people caught entering
Sacred_Falls_State_Park
Cliff in Yosemite National Park, US
Yosemite Valley, is prone to rockfall from the nearly vertical cliffs that surround the valley. Factors long known to trigger rockfall on steep cliffs include
Royal_Arches
Mountain range in Antarctica
The Jones Mountains (73°32′S 94°00′W / 73.533°S 94.000°W / -73.533; -94.000 (Jones Mountains)) are an isolated group of mountains, trending generally
Jones_Mountains
Town in Connecticut, United States
population was 4,217 at the 2020 census. The town includes the village of Rockfall in the northeastern section. Middlefield, in Middlesex County, is so named
Middlefield,_Connecticut
Gorge in Germany
The Partnach Gorge (German: Partnachklamm) is a deep gorge that has been incised by a mountain stream, the Partnach, in the Reintal valley near the south
Partnach_Gorge
Cage full of rock
attenuating dynamic loads, such as those resulting from impacts by vehicles or rockfall. Depending on what they are filled with, gabions may be highly deformable
Gabion
Intersection where a road crosses a railway at the same level
Oversize load Pothole Road debris Road slipperiness Road train Roadkill Rockfall Rut Snow squall Speed bump Storm drain Traffic light Traffic sign Washboarding
Level_crossing
Movement of rock or soil down slopes
water, wind, or ice. Types of mass wasting include creep, solifluction, rockfalls, debris flows, and landslides, each with its own characteristic features
Mass_wasting
Fatal landslide in Uttar Pradesh, India
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
1998_Malpa_landslide
World Heritage Site on the coast of southern England
of the coast can be walked on the South West Coast Path. Landslips and rockfalls are a continuing feature of the evolution of this coast. On 6 May 2008
Jurassic_Coast
Mountain in the Himalayas
climbing attempts. Rockfalls from Annapurna IV are thought to have blocked the Seti River, creating a temporary dam. Annapurna IV The rockfall that temporarily
Annapurna_IV
Traveling in canyons using a variety of techniques
Canyoning (canyoneering in the United States, kloofing in South Africa) is a sport that involves traveling through canyons using a variety of techniques
Canyoning
Mass wasting and landslips Earthquake Landslide Debris flows Mudslide Rockfall Coastal erosion Sinkhole Cold wave Heat wave Heat burst Polar vortex Volcanic
List of severe weather phenomena
List_of_severe_weather_phenomena
Jesús María mine Rockfall Copiapó December 18, 2024 2 La Fe Carbon monoxide poisoning Hijuelas September 4, 2020 1 Cavilolen Rockfall Illapel January 10
Illegal_mining_in_Chile
Historic house in Virginia, United States
Rockfalls is a historic house at 7441 Rockfalls Drive in Richmond, Virginia. Built in 1936–37, it is a locally prominent early example of International
Rockfalls (Richmond, Virginia)
Rockfalls_(Richmond,_Virginia)
Two summits in Germany
The Mühlsturzhörner are two summits in the Reiter Alm in the Berchtesgaden Alps in the Upper Bavarian county of Berchtesgadener Land. The Großes Mühlsturzhorn
Mühlsturzhörner
Type of mountaineering
with the activity of rock and ice climbing. These risks include major rockfalls (common with large sheer rock faces in alpine environments), of avalanches
Alpine_climbing
2006 mining accident in Tasmania, Australia
Standard Time) on 25 April 2006, a small earthquake triggered an underground rockfall at the Beaconsfield gold mine in northern Tasmania. Geoscience Australia
Beaconsfield_Mine_collapse
2014 rescue operation in Germany
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
Riesending_Cave_rescue
Bay near Camborne, Cornwall, England
around 100,000 tonnes of rock tumbled down into the sea. Unusually, the rockfall was captured on video. Cornwall portal "Hell's Mouth, Cornwall". British
Hell's_Mouth,_Cornwall
Natural hazard involving ground movement
mass wasting that may include a wide range of ground movements, such as rockfalls, mudflows, shallow or deep-seated slope failures and debris flows. Landslides
Landslide
Big wall climbing route in Yosemite, US
hours and 50 minutes. Over the Fourth of July Weekend in 2015, a major rockfall occurred on the Regular Northwest Face, severely altering pitches 10 and
Regular Northwest Face of Half Dome
Regular_Northwest_Face_of_Half_Dome
Place in Skopje, North Macedonia
rock movements and rockfalls onto the road, endangering vehicles and construction workers. An analysis conducted using the Rockfall Hazard Rating System
Sveta_Petka,_Sopište
Mountain in New Zealand
instances of rockfall into the valley below. From the peak, large boulders can be witnessed in the valley as evidence of previous rockfall. As the highest
Te_Mata_Peak
Waterfall in New York, U.S.
The most notable recent rockfall occurred in 1954 with the collapse of Prospect Point to the north. To survey the rockfall and determine how to prevent
American_Falls
Terrain measurement with light beams
deformational data for identifying geological hazards risk, such as assessing rockfall risks or studying pre-earthquake deformation signs. Geological structures
Geological structure measurement by LiDAR
Geological_structure_measurement_by_LiDAR
Mountain in the Mont Blanc massif in the French Alps
Payot and Edouard Cupelin. These 1000 m-high rock faces have seen serious rockfalls in 1950, 1997, 2003, 2005 and 2011, which have considerably affected the
Aiguille_du_Dru
Italian multinational company
river and canal hydraulic works, coastal protection, erosion control, rockfall mitigation, debris flows and avalanche protection. The company provides
Maccaferri
National park in Taiwan
demonstrated during the April 2024 Hualien earthquake which caused major rockfalls and significant alterations to the canyon's terrain. In response, park
Taroko_National_Park
Holy mountain and peak in Saudi Arabia
Bathrellos, George D.; Skilodimou, Hariklia D. (January 2015). "Assessment of rockfall hazard at Al-Noor Mountain, Makkah city (Saudi Arabia) using spatio-temporal
Jabal_al-Nour
Natural rock arch in Arches National Park, Utah, US
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,
Landscape_Arch
Mountain on the Cape Peninsula, South Africa
a major feat of engineering. The road was closed in the 1990s, after a rockfall caused a death and a subsequent lawsuit, and subsequently reopened after
Chapman's_Peak
Easily split medium-grained metamorphic rock
angled to be nearly coincident with the plane of schistosity, reducing rockfall in the road. This also produces the appearance of a shining metal wall
Schist
Extinct volcano in Canterbury, New Zealand
The Monument on Banks Peninsula near Diamond Harbour, with some fresh rockfall from the 2011 Christchurch earthquake.
Banks_Peninsula_Volcano
Petroglyphs in Emery County, Utah
Detail of a Barrier Canyon Style Figure Detail Additional panel slightly to the south of the main one Rock art inside a rockfall cave near the main panel
Rochester_Rock_Art_Panel
Former natural cave behind Niagara Falls
(109 km/h) underneath the falls. The cave was obliterated in a massive 1954 rockfall and subsequent dynamiting of a dangerous overhang. Today, the "Cave of
Cave_of_the_Winds_(New_York)
Former slate quarry in north Wales
road for more modern quarry vehicles across some of the terraces, to the rockfall. This amount of slate won by this method was small and all production stopped
Dinorwic_quarry
Mountain face in the Swiss Alps
longest and most demanding climbing routes, with significant risks from rockfall and avalanches. The wall gained fame through dramatic climbing attempts
North_face_of_the_Eiger
Diversionary road used for making turns at an intersection
Oversize load Pothole Road debris Road slipperiness Road train Roadkill Rockfall Rut Snow squall Speed bump Storm drain Traffic light Traffic sign Washboarding
Jughandle
exhaustion, or were killed by mistreatment, work-related accidents and rockfalls. By August, Ludolf was removed from his post after the construction company
List of companies involved in the Holocaust
List_of_companies_involved_in_the_Holocaust
Croatian man known for near-death stories (1929–2016)
rainy canyon near Jablanica, the train derailed after a mudslide caused rockfall to land on the bridge they were on, plunging the train into the Neretva
Frano_Selak
Primary road of a human settlement
Oversize load Pothole Road debris Road slipperiness Road train Roadkill Rockfall Rut Snow squall Speed bump Storm drain Traffic light Traffic sign Washboarding
Main_Street
Town in the province of Viterbo, Italy
nearby tuff walls and, over the centuries, they were destroyed by several rockfalls. Indeed, the Etruscans themselves had to face problems of seismic activity
Civita_di_Bagnoregio
German biathlete (1993–2025)
before reaching the summit to avoid the dangers of rockfall and icefall. On their way down, a rockfall occurred. Dahlmeier was hit on the head by a large
Laura_Dahlmeier
Lake in Conthey, Valais, Switzerland
Switzerland, located near the hamlet of Derborence. It was formed after rockfalls on 24 September 1714 and 23 June 1749. In 1749, an estimated 50 million
Lac_de_Derborence
Glacier in India
difficult beyond Chirbhasa due to trail deterioration and a 2 km wide rockfall site. It is a valley-type glacier, situated in the Uttarkashi district
Gangotri_Glacier
Traffic intersection
Oversize load Pothole Road debris Road slipperiness Road train Roadkill Rockfall Rut Snow squall Speed bump Storm drain Traffic light Traffic sign Washboarding
Roundabout
Carthaginian general and statesman (247–183/181 BC)
rockfall event is mentioned only by Livy; Polybius is mute on the subject and there is no evidence of carbonized rock at the only two-tier rockfall in
Hannibal
Mountain pass in Norway
repaired, and about 16 million Norwegian kroner was spent to protect from rockfalls and make driving on the road safer. In June 2021, Telia Norge commissioned
Trollstigen
Highway in New Jersey
continually characterized as having the highest rockfall hazard rating scores in the state. Nine rockfall incidents and one fatality have been reported
Interstate_80_in_New_Jersey
Mountain in the Bernese Alps, Switzerland
peaks in the Himalaya and Karakoram but also because of the increased rockfall and diminishing ice-fields. Climbers are increasingly electing to challenge
Eiger
equipment. July 4, 2001 Sharn Cleland Rockfall Unnamed Lancaster County, Pennsylvania Sharn became pinned under a rockfall and during rescue another collapse
List of U.S. caving fatalities
List_of_U.S._caving_fatalities
mainshock. Produced large surface ruptures. Triggered numerous landslides, rockfall and mudflows. Damage to towns was limited to cracks and chimneys toppling
List_of_earthquakes_in_Nevada
Civil engineer
Newcastle as a research academic. Giacomini with a research background in rockfall analysis and rock mechanics, applied to mining within the Australian landscape
Anna_Giacomini
Oversize load Pothole Road debris Road slipperiness Road train Roadkill Rockfall Rut Snow squall Speed bump Storm drain Traffic light Traffic sign Washboarding
Roads_in_India
Copper mine in Australia
unknown object that fell down the shaft. William Jackson was killed in a rockfall in November 1908. In late October 1909, a labourer, Ambrose Fox, died of
Great_Cobar_mine
Mountain range of the Transverse Ranges in California, United States
potholes. 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
San_Gabriel_Mountains
Oversize load Pothole Road debris Road slipperiness Road train Roadkill Rockfall Rut Snow squall Speed bump Storm drain Traffic light Traffic sign Washboarding
Roads_in_Nepal
Mountain in Argentina
but the area is of outstanding beauty. Almost all routes are easy but rockfalls are common. In summer the snow-line is about at 5,800m; in winter it is
Nevado_de_Cachi
Highway interchange using loop ramps
Oversize load Pothole Road debris Road slipperiness Road train Roadkill Rockfall Rut Snow squall Speed bump Storm drain Traffic light Traffic sign Washboarding
Cloverleaf_interchange
Mountain in Pakistan
Summit at 7,150 m (23,460 ft), while Braithwaite was injured early on by rockfall. They climbed via the Southwest Spur to the West Ridge, and over the west
Baintha_Brakk
Road in Malaysia
issued to heavy vehicles which flout the rule. On 26 November 2003, a rockfall near the Bukit Lanjan interchange caused the expressway to close for more
New_Klang_Valley_Expressway
Part of a carriageway meant for a single line of vehicles
Oversize load Pothole Road debris Road slipperiness Road train Roadkill Rockfall Rut Snow squall Speed bump Storm drain Traffic light Traffic sign Washboarding
Lane
Route raised up on an embankment
Oversize load Pothole Road debris Road slipperiness Road train Roadkill Rockfall Rut Snow squall Speed bump Storm drain Traffic light Traffic sign Washboarding
Causeway
Lunar impact crater
has been identified in this formation. The crater has an unusually high rockfall density for its diameter, although this does not apply to its northwest
Tsiolkovskiy_(crater)
Infrastructure for draining excess rain and ground water from impervious surfaces
Oversize load Pothole Road debris Road slipperiness Road train Roadkill Rockfall Rut Snow squall Speed bump Storm drain Traffic light Traffic sign Washboarding
Storm_drain
Type of private road for local access to one or a small group of structures
Oversize load Pothole Road debris Road slipperiness Road train Roadkill Rockfall Rut Snow squall Speed bump Storm drain Traffic light Traffic sign Washboarding
Driveway
Geographical feature in Shanxi, China
(2022-01-01). "Rockfall Hazard Assessment in the Taihang Grand Canyon Scenic Area Integrating Regional-Scale Identification of Potential Rockfall Sources".
Huguan_Taihang_Grand_Canyon
Community in British Columbia, Canada
face. In 2018, a large boulder fell onto the highway. In 2019, a pilot rockfall fencing system was installed on a section to reduce the chance of rocks
Three_Valley_Gap
Village in British Columbia, Canada
the ice gone, water erosion and mass wasting (debris slides and flows, rockfall, avalanches) rapidly reworked unstable glacial sediments, declining over
Lions_Bay
Narrow street that usually runs between, behind, or within buildings
Oversize load Pothole Road debris Road slipperiness Road train Roadkill Rockfall Rut Snow squall Speed bump Storm drain Traffic light Traffic sign Washboarding
Alley
Former rock formation
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
Table_Rock,_Niagara_Falls
Pedestrian path along the side of a road
Oversize load Pothole Road debris Road slipperiness Road train Roadkill Rockfall Rut Snow squall Speed bump Storm drain Traffic light Traffic sign Washboarding
Sidewalk
Construction assembly for absorbing thermally-induced volume changes
Oversize load Pothole Road debris Road slipperiness Road train Roadkill Rockfall Rut Snow squall Speed bump Storm drain Traffic light Traffic sign Washboarding
Expansion_joint
Nature reserve and national park in Sichuan, China
composed of poor material with low mechanical strength, making it prone to rockfalls even during non-earthquake periods. The nearly vertical structure of the
Jiuzhaigou
Alpine mountain peak
for Snow and Avalanche Research in Davos have been warning of a major rockfall on the Kleiner Piz Buin (Piz Buin Pitschen) since autumn 2022, which also
Piz_Buin
Road designation particular to Tucson, Arizona
Oversize load Pothole Road debris Road slipperiness Road train Roadkill Rockfall Rut Snow squall Speed bump Storm drain Traffic light Traffic sign Washboarding
Stravenue
French mountaineer (1964–1998)
possible other causes, but then recognised that it was possible that a rockfall or ice had broken Mauduit's neck. Frederique Delrieu, a climbing companion
Chantal_Mauduit
South Korean mountaineer (1978–2011)
made his first attempt on the south face of Lhotse, where he was hit by rockfall and injured. He climbed down to base camp, rested for two weeks and then
Kang_Ki-seok
Type of road
Oversize load Pothole Road debris Road slipperiness Road train Roadkill Rockfall Rut Snow squall Speed bump Storm drain Traffic light Traffic sign Washboarding
Unpaved_road
American rock musician and songwriter (born 1969)
Beaconsfield mine collapse in Tasmania, Australia, who had survived the initial rockfall. In the initial days following the collapse, one of the men requested an
Dave_Grohl
Australian factual television series
Digger Down a 20 Meter Shaft" 21 November 2019 (2019-11-21) 59,000 28 7 "Rockfalls and Water" 28 November 2019 (2019-11-28) 68,000 29 8 "Bad Luck & Fallouts"
Outback_Opal_Hunters
Granite spalling in superficial layers due to temperature cycles
of rocks into smaller fragments or pieces. Exfoliating rock can trigger rockfall. Rock Falls in Yosemite National Park are common and pose a threat to visitors
Exfoliating_granite
Scottish cave
post-medieval wall, others lying loose in the cave's interior or at its mouth. Rockfalls near the entrance have diminished the size of the cave over time, as seen
St_Ninian's_Cave
ROCKFALL
ROCKFALL
ROCKFALL
ROCKFALL
Girl/Female
Indian, Kannada
Daily
Girl/Female
Gujarati, Hindu, Indian, Kannada, Malayalam, Marathi, Tamil, Telugu
Blessed
Girl/Female
Tamil
Tusarika | தà¯à®¸à®°à®¿à®•ா
Male
Hebrew
(קַיִן) Hebrew name QAYIN means "acquired, possessed." In the bible, this is the name of Adam and Eve's first son who killed his brother Abel. The Anglicized form is Cain.
Boy/Male
Muslim/Islamic
Leader or General someone who is demanded
Boy/Male
Gujarati, Hindu, Indian, Kannada, Malayalam, Marathi, Sanskrit, Telugu
Scholar
Girl/Female
Arabic, Indian, Muslim, Tamil
Beautiful
Boy/Male
Indian, Punjabi, Sikh
Victory with Blessings of Guru
Boy/Male
Assamese, Gujarati, Hindu, Indian, Kannada, Kashmiri, Malayalam, Marathi, Oriya, Sanskrit, Sindhi, Tamil, Telugu, Traditional
Sun
Boy/Male
Australian, Hawaiian, Hebrew
Ambush; Trap
ROCKFALL
ROCKFALL
ROCKFALL
ROCKFALL
ROCKFALL