Results 21 to 30 of about 20,638 (305)

Classification of natural and engineered rock slopes using UAV photogrammetry for assessing stability [PDF]

open access: yes, 2021
Ground failure on natural and engineered rock slopes is a geological hazard with potentially fatal consequences to the public or personnel in the mining industry.
Donati D.   +5 more
core   +4 more sources

Review and prospects for understanding deformation and failure of rock slopes in cold regions with high altitude

open access: yes工程科学学报, 2019
Research on the deformation and failure mechanism of rock slopes in high-altitude cold areas has obtained certain results, but based on the current theory and technology, it is difficult to comprehensively solve problems related to the cold-slope ...
Chang-hong LI   +4 more
doaj   +1 more source

Reinforcement design and control of rock slopes above tunnel portals in Northern Italy [PDF]

open access: yes, 2004
The stability features of slopes located above the portals of tunnels along important roads are here presented, together with two examples for reinforcement and protection works.
Del Greco, O.   +2 more
core   +1 more source

Motion of rock masses on slopes

open access: yesGeologija, 2006
This paper shows the different ways of how rock masses (stones, rocks, and blocks) move along slopes and for each different way of motion (free fall, bouncing, rolling, sliding, slowing down, lubrication, fluidization)adequatedynamicequationsaregiven.Knowingthe kinematics and dynamics of travelling rock masses is necessary for mathematical modeling of ...
Urška Petje   +2 more
openaire   +2 more sources

Modeling the evolution of natural cliffs subject to weathering. 2, Discrete element approach [PDF]

open access: yes, 2011
The evolution of slopes subjected to weathering has been modeled by assuming Mohr-Coulomb behavior and by using a numerical approach based on the discrete element method (DEM).
G. B. Crosta   +3 more
core   +1 more source

Application of Polymer Curing Agent in Ecological Protection Engineering of Weak Rock Slopes

open access: yesApplied Sciences, 2019
Under the action of water, weak rock slopes easily expand and the strength and stiffness decrease, which results in slope instability. The styrene–acrylic emulsion cement-matrix composite, a new type of polymer curing agent, was developed for the ...
Ding Yao   +3 more
doaj   +1 more source

Soil-Rock Slope Stability Analysis under Top Loading considering the Nonuniformity of Rocks

open access: yesAdvances in Civil Engineering, 2020
Soil-rock slopes are widely distributed in central or western China. With the development of transportation, many subgrades are being built on mountainsides and therefore, slope stability has to be estimated under high loadings.
Huang Xian-Wen   +4 more
doaj   +1 more source

ROCK MASS CLASSIFICATION SYSTEMS AND KINEMATIC ANALYSIS OF SLATES FROM DIR GROUP, NW, HIMALAYA, PAKISTAN; IMPLICATION FOR SLOPE STABILITY [PDF]

open access: yesGeological Behavior, 2022
Slope stability is an important issue for the construction of roads on hill slopes. 24 slopes cuts have been investigated to determine the slope instability issues and mode of failure along the newly constructed road of Dir-Sheringal Khyber-Pakhtunkhwa ...
Aftab Ur Rahman   +5 more
doaj   +1 more source

Rock slope stability analysis by approximation of geological strength index and finite element method [PDF]

open access: yesMATEC Web of Conferences, 2019
As a part of natural geography systems, rock slopes have treasured amount of natural resources potential. The rock materials could be utilized to fulfill several needs, especially to construct buildings.
Agus Nugroho Soewignjo   +2 more
doaj   +1 more source

Dynamic and static stability assessment of rock slopes against wedge failures [PDF]

open access: yes, 2000
The stability of slopes during and after excavation is always of great concern in the field of rock engineering. One of the structurally controlled modes of failure in jointed rock slopes is wedge failure.
Aydan, Ö., Ulusay, R., Kumsar, Halil
core   +1 more source

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