Results 1 to 10 of about 530 (166)

The Wetting Deformation Model of Rockfill and Its Two Methods for Simulating Rockfill Dam Collapse Settlement [PDF]

open access: yesThe Scientific World Journal, 2023
The wetting deformation of the upstream dam shell material during the impoundment of the core wall rockfill dam seriously affects the safety of the dam.
Litan Pan   +3 more
doaj   +2 more sources

Research on a Seepage Monitoring Model of a High Core Rockfill Dam Based on Machine Learning [PDF]

open access: yesSensors, 2018
The seepage of a rockfill dam with a high core wall is an important and difficult issue in the safety monitoring of a core rockfill dam, something about which managers are immensely concerned.
Xiang Cheng   +5 more
doaj   +2 more sources

Fractures in non-homogeneous rockfill materials from a micromechanics perspective [PDF]

open access: yesJournal of Hydraulic Structures, 2022
This study investigates particle breakage and cracks propagation of non-homogeneous rockfill materials, particularly conglomerates, from a microscale perspective. The conglomerate's materials were gathered from Masjed-E-Soleyman, MES, rockfill dam, Iran.
Saber Alidadi   +2 more
doaj   +1 more source

Soil and Rockfill Dams Safety Assessment for Henan Province: Monitoring, Analysis and Prediction

open access: yesRemote Sensing, 2023
It is of great significance to explore the spatial and temporal evolution of soil and rockfill dam deformation, ensuring the safety of people’s lives and healthy economic development. The spatial and temporal evolution patterns of deformation of 17 large
Hui Liu   +7 more
doaj   +1 more source

Study on Influence of Numerical Simulation Accuracy on High Core Wall Rockfill Dam Deformation and Crack Analysis

open access: yesBuildings, 2022
With the increasing height of rockfill dams, detailed and effective numerical simulation for the dam design and construction has become increasingly important.
Xiongxiong Zhou, Bo Wu, Li Li
doaj   +1 more source

Influence of filling sequence of concrete faced rockfill dam on deformation of squeezed sidewall and dam

open access: yesFrontiers in Earth Science, 2023
During construction of concrete faced rockfill dam (CFRD), the extrusion-sidewall will be protruding or deficiency under normal. Before panel construction, local slope cutting should be taken for the squeezed side wall or supplementary filling measures ...
Li Hongru   +5 more
doaj   +1 more source

Major Technologies for Safe Construction of High Earth-Rockfill Dams

open access: yesEngineering, 2016
The earth-rockfill dam is one of the primary dam types in the selection of high dams to be constructed in Western China, since it is characterized by favorable adaptability of the dam foundation; full utilization of local earth, rock, and building ...
Hongqi Ma, Fudong Chi
doaj   +1 more source

Experimental Study on Grouting Effect and Mechanical Properties of the Rockfill Materials Grouted with SCM

open access: yesAdvances in Civil Engineering, 2020
Insufficient compactness of rockfill materials may potentially cause excessive deformation of a concrete face rockfill dam (CFRD), thus resulting in cracking of the face slab and leakage of the dam body, thereby requiring reinforcement treatment. To date,
Cheng-Jin Deng   +4 more
doaj   +1 more source

Assessment of the Upstream Slope Stability of Darbandikhan Rockfill Dam during Drawdown

open access: yesARO-The Scientific Journal of Koya University, 2021
Earth and rockfill dams face a variety of loading conditions during lifetime. One of the most critical loading conditions is the rapid drawdown of water level after steady state conditions.
Sirwan Gh. Salim, Krikar M. G. Noori
doaj   +1 more source

Effect of Normal and Shear Interaction Stiffnesses on Three-Dimensional Viscoplastic Creep Behaviour of a CFR Dam

open access: yesAdvances in Civil Engineering, 2018
Rockfill materials and foundation continuously interact with each other during lifetime of the rockfill dams. This interaction condition alters the viscoplastic behaviour of these dams in time.
Memduh Karalar, Murat Çavuşli
doaj   +1 more source

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