Results 91 to 100 of about 439,759 (206)

Safety Assessment of Tunnel Portals for Site Selection Based on Spatial Information Geoprocessing

open access: yesInfrastructures, 2019
The evaluation of portal locations for mountain tunnels is among the most crucial considerations during route selection and structural layout planning. The development of spatial information technology has provided a more objective approach for assessing
Iau-Teh Wang
doaj   +1 more source

Study on the initiation mechanism and motion characteristics of the Daguangbao landslide and the slope stability evaluation method

open access: yesFrontiers in Built Environment
Landslide triggered by earthquake has always been the hotspot due to its large scale, unique genesis, and complex kinematic processes. In this paper, the Daguangbao landslide in the 2008 Wenchuan Ms8.0 earthquake is selected as the research object.
Dejie Yu   +6 more
doaj   +1 more source

SQI – Indice d’évaluation des talus rocheux [PDF]

open access: yes, 2015
In this work, an empirical system was developed to obtain a quality index for rock slopes in road infrastructures, named Slope Quality Index (SQI), and it was applied to a set of real slopes. The SQI is supported in nine factors affecting slope stability
Correia, A. Gomes   +6 more
core  

EXPERIMENTAL, ANALYTICAL AND THEORETICAL SLOPE STABILITY ANALYSIS WITH DIFFERENT MATERIALS AND METHODS

open access: yesBoletín de Ciencias de la Tierra, 2010
Slopes are usually constructed from soil, although natural soil or mixed soil are also in use or have proposed. This paper deals with evaluation of slope stability.
ABDOULLAH NAMDAR, AZAM KHODASHENAS PELKO
doaj  

Predicting and evaluating slope stability in permafrost regions of the central Qinghai‒Tibetan Plateau

open access: yesAdvances in Climate Change Research
Thermokarst landslides have frequently occurred in the central Qinghai‒Tibetan Plateau (QTP), endangering infrastructure and the environment. However, there have been no adequate methods to predict thermokarst landslides until now.
Fei Wang   +6 more
doaj   +1 more source

Evaluation of topography site effect in slope stability under dynamic loading

open access: yes, 2013
International audienceThe slope topography site effect is a phenomenon in which the seismic ground motion is amplified at the crest of the slope. This effect can damage structures and can even cause slope instabilities.
Cojean, Roger   +2 more
core   +1 more source

Improving predictive power of physically based rainfall-induced shallow landslide models: a probabilistic approach

open access: yes, 2014
Distributed models to forecast the spatial and temporal occurrence of rainfall-induced shallow landslides are based on deterministic laws. These models extend spatially the static stability models adopted in geotechnical engineering, and adopt an ...
Alvioli, M.   +5 more
core   +2 more sources

Scaling Properties of Rainfall-Induced Landslides Predicted by a Physically Based Model

open access: yes, 2014
Natural landslides exhibit scaling properties revealed by power law relationships. These relationships include the frequency of the size (e.g., area, volume) of the landslides, and the rainfall conditions responsible for slope failures in a region ...
Alvioli, M., Guzzetti, F., Rossi, M.
core   +1 more source

Assessment of slope stability based on the improved entropy weight-gray target theory

open access: yesFrontiers in Earth Science
Landslides are a serious natural hazard globally. While the traditional grey target model has long served as an effective tool for slope stability assessment, its predictive accuracy remains questionable due to the inherent correlations among evaluation ...
Bing Zhao, Ning Li, Yuan Cao, Xin-Bao Gu
doaj   +1 more source

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