Results 31 to 40 of about 13,177 (170)

A New Methodology for Mapping Past Rockfall Events: From Mobile Crowdsourcing to Rockfall Simulation Validation

ISPRS International Journal of Geo-Information, 2020
Rockfalls are one of the most common natural hazards in mountainous areas that pose high risk to people and their activities. Rockfall risk assessment is commonly performed with the use of models that can simulate the potential rockfall source ...
Barbara Žabota, Milan Kobal
doaj   +1 more source

Study on movement characteristics and numerical simulation of high-altitude rockfall in babao mountain in China

Frontiers in Earth Science, 2023
High-altitude rockfalls, as one of the major geological disasters in mountains, is highly concerned about the study of failure mechanisms and disaster prevention and mitigation.
Yuanxiang Yang, Yuguang Zhang, Zimeng Teng, Pin Liu, Lan Qiao   +4 more
doaj   +1 more source

Multi-scenario rockfall hazard assessment using LiDAR data and GIS [PDF]

, 2016
Transportation corridors that pass through mountainous or hilly areas are prone to rockfall hazard. Rockfall incidents in such areas can cause human fatalities and damage to properties in addition to transportation interruptions.
Fanos, Ali Mutar, Pradhan, Biswajeet
core   +1 more source

Analysis of soil cushion buffering characteristic for rockfall impact force through discrete element numerical simulation

Zhongguo dizhi zaihai yu fangzhi xuebao
Rock sheds is one of the main engineering solutions for mitigating rockfall disaster in the mountainous regions of western China. Typically, the roof of a rock shed is covered with a soil cushion composed of sand or gravel.
Yu CHEN, Weigang SHEN, Zhongyou SONG, Pan GAO, Fabin YAN, Ping YONG, Rui ZHANG   +6 more
doaj   +1 more source

Machine Learning-Based and 3D Kinematic Models for Rockfall Hazard Assessment Using LiDAR Data and GIS

Remote Sensing, 2020
Rockfall is one of the most hazardous phenomena in mountainous and hilly regions with high and steep terrain. Such incidents can cause massive damage to people, properties, and infrastructure.
Ali Mutar Fanos, Biswajeet Pradhan, Abdullah Alamri, Chang-Wook Lee   +3 more
doaj   +1 more source

Dynamic characteristics and fragmentation evolution of columnar rockfall: A case study of the Zengziyan rockfall in Chongqing, China

Zhongguo dizhi zaihai yu fangzhi xuebao, 2022
Columnar rockfall occur widely in China and cause extreme damage to man-made structures and facilities. On 12 August 2004, Zengziyan W12 perilous rock collapsed and ran out a horizontal distance of 600 m. The rockfall caused airblast with a height of 150
Xiangzhao KONG, Bin LI, Kai HE, Hao LUO, Wenbin CHANG, Aiguo XING   +5 more
doaj   +1 more source

Experimental testing of low energy rockfall catch fence meshes [PDF]

, 2018
Flexible catch fences are widely used to protect infrastructure like railways, roads and buildings from rockfall damage. The wire meshes are the most critical components for catch fences as they dissipate most of the impact energy.
Al-Budairi, Hassan, Gao, Zhiwei, Steel, Andrew   +2 more
core   +1 more source

Analysis of Factors Influencing Rockfall Runout Distance and Prediction Model Based on an Improved KNN Algorithm

IEEE Access, 2019
The prediction method plays crucial roles in the accurate prediction of rockfall runout range which could improve the protection of endangered residential areas and infrastructure.
Shuai Huang, Yuejun Lyu, Yanju Peng, Mingming Huang   +3 more
doaj   +1 more source

Comparing Flow-R, Rockyfor3D and RAMMS to Rockfalls from the Mel de la Niva Mountain: A Benchmarking Exercise

Geosciences, 2023
Rockfall simulations are often performed at various levels of detail depending on the required safety margins of rockfall-hazard-related assessments. As a pseudo benchmark, the simulation results from different models can be put side-by-side and compared
François Noël, Synnøve Flugekvam Nordang, Michel Jaboyedoff, Michael Digout, Antoine Guerin, Jacques Locat, Battista Matasci   +6 more
doaj   +1 more source

Slope mass rating-based analysis to assess rockfall hazard on Yogyakarta Southern Mountain, Indonesia

Geoenvironmental Disasters, 2020
In the Parangtritis Beach tourism area located in the Southern Mountain of Yogyakarta, karst hills were excavated to build the main accessing road and produce some of long and very steep slopes along the sides of the road.
Karlina Triana, Koko Hermawan
doaj   +1 more source