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Nan Qiao, Yun-Ling Duan, Xiao-Meng Shi, Xue-Fei Wei and Jin-Ming Feng
The excavation of large-scale underground projects produces a large amount of rubble waste material that is temporarily deposited near the project site, which forms a large-scale waste rockfill artificial slope. The slope has a granular structure, thus, ...
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Litan Pan, Bo Wu, Daquan Wang, Xiongxiong Zhou, Lijie Wang and Yi Zhang
In the numerical simulation of earth-rock dam, accurate and reliable mechanical parameters of the dam material are the important basis for dam deformation predictions and dam safety evaluations. Based on the deformation monitoring data of Luding core wal...
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Ahmet Demir, Bahadir Ok and Talha Sarici
In this study, the performance of unpaved road sections over soft clay soil geosynthetic-reinforced and stabilized with rock fill layer was evaluated using repeated plate loading tests. A total of 10 field tests were carried out using a circular model ri...
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Pengfei Qu, Junrui Chai and Zengguang Xu
Concrete-face rockfill dams have gradually become the preferred dam type in the engineering community. This study presents a hydropower station in China as a case study to introduce a new type of embedded concrete-face rockfill dam. The static and dynami...
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Ricardo Monteiro-Alves, Rafael Moran, Miguel Á. Toledo and Javier Peraita
This article presents experimental research focusing on the structural failure of the central core of a rockfill dam using sand-bentonite mixtures. It comprised an extensive geotechnical characterization of soil materials and mixtures, including compacti...
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Rajeev Das and Azzedine Soulaimani
The parameters of the constitutive models used in the design of rockfill dams are associated with a high degree of uncertainty. This occurs because rockfill dams are comprised of numerous zones, each with different soil materials, and it is not feasible ...
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Mahmood Ahmad, Pawel Kaminski, Piotr Olczak, Muhammad Alam, Muhammad Junaid Iqbal, Feezan Ahmad, Sasui Sasui and Beenish Jehan Khan
Supervised machine learning and its algorithms are a developing trend in the prediction of rockfill material (RFM) mechanical properties. This study investigates supervised learning algorithms?support vector machine (SVM), random forest (RF), AdaBoost, a...
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Ki-Chun Park, Van-Quang Nguyen, Jung-Hyun Kim, Duhee Park and Byoung-Han Choi
The settlement at the dam crest induced by earthquake loading is an important design parameter widely used to evaluate the seismic performance of dams. Two-dimensional nonlinear dynamic analyses were performed to calculate the dam crest settlement of ear...
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Wei Zhao, Zilong Wang, Haiyang Zhang and Ting Wang
The deformation of concrete-face rockfill dams (CFRDs) is a key parameter for the safety control of reservoir and dam systems. Rapid and accurate estimation of the deformation characteristics of CFRDs is a top priority. To realize this, we proposed a new...
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Haimin Wu, Luming Feng, Zhaoming Teng and Yiming Shu
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Jinsheng Jia, Lianying Ding, Yangfeng Wu, Chun Zhao and Lei Zhao
In order to safely and efficiently use soft rock aggregate cemented dams in red bed regions and promote the development of widely sourced cemented sand and gravel dam materials, the Jinjigou project in China applied soft rock for the first time in the co...
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Serges Mendomo Meye, Guowei Li, Zhenzhong Shen and Jingbin Zhang
Along with the increased use of water resources, some large water conservancy projects began construction to address power supply shortages and control flooding and drainage. As investment grows, construction cycles lengthen, external environmental impac...
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Abbas Abbaszadeh Shahri, Ali Kheiri and Aliakbar Hamzeh
Infrastructures play an important role in urbanization and economic activities but are vulnerable. Due to unavailability of accurate subsurface infrastructure maps, ensuring the sustainability and resilience often are poorly recognized. In the current pa...
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Hao Gu and Kang Liu
Contact problems are widely encountered in geotechnical engineering, such as the contact between soils and concrete used in earth and rockfill dams, tunnels and coastal levees. Due to the unknown contact region and contact forces, the contact problems ha...
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Gildas Yaovi Amouzou and Azzeddine Soulaïmani
Two numerical algorithms for solving elastoplastic problems with the finite element method are presented. The first deals with the implementation of the return mapping algorithm and is based on a fixed-point algorithm. This method rewrites the system of ...
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