Results 1 to 10 of about 40,155 (120)
工程科学学报, 2023 The dynamic shear modulus and damping ratio are essential parameters for the site seismic response analysis of major projects. During highway construction along the Yellow River, the feasibility of using Yellow River sediment as a subgrade filler has ...
Yu-ke WANG +3 more
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Shuiwen dizhi gongcheng dizhi, 2022 In order to study the dynamic characteristics of the undisturbed lateritic soil subgrade under cyclic loading, the dynamic triaxial tests of undisturbed laterite are carried out with the SDT-20 dynamic triaxial apparatus.
Rui MU +5 more
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Advances in Civil Engineering, 2021 Dynamic loads such as earthquakes and traffic will simultaneously generate vertical dynamic stress and horizontal shear stress in the foundation soil. When the vertical dynamic stress amplitude is twice the horizontal shear dynamic stress amplitude, and ...
Liguo Yang, Shengjun Shao, Zhi Wang
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Experimental study on the dynamic modulus of compacted loess under bidirectional dynamic load
Earthquake Research Advances, 2022 The dynamic characteristics of compacted loess are of great significance to the seismic construction of the Loess Plateau area in Northwest China, where earthquakes frequently occur. To study the change in the dynamic modulus of the foundation soil under
Liguo Yang +3 more
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Dynamic parameters of lime-improved saline soil under freeze-thaw and different temperatures
Yantu gongcheng xuebao, 2022 In order to study the stability of lime-improved saline soil roadbed in seasonal freezing areas, laboratory tests are conducted to analyze the change of the dynamic parameters under freeze-thaw and low-temperature environments.
XU Yong-li 1, DONG Zi-jian 1, ZHOU Ji-sen 2, TAN Hong-liang 2, ZHOU Jian-hang 2
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Experimental study on dynamic shear characteristics of loess under cyclic torsional shearing
Yantu gongcheng xuebao, 2020 The unsaturated intact loess has remarkable structured properties. Its structure is damaged by wetting and cyclic shear action, which leads to the development of shear and subsidence deformation of loess under earthquake.
SHAO Shuai 1, SHAO Sheng-jun 1, 2, CHEN Pan 1, YUAN Hao 1
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Frontiers in Earth Science, 2022 To evaluate the small strain stiffness properties of undisturbed weathered granite, the circular computer numerical control (CNC) abrasive wire sawing technology was applied to weathered granite sample processing and a series of resonance column tests ...
Juntao Wang +8 more
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Yantu gongcheng xuebao, 2020 To understand the variation characteristics of dynamic shear modulus G and damping ratio with the increasing depth H of marine soils, a series of resonant column tests are performed on silty clay with various depths taken from the three borehole ...
YANG Wen-bao 1, CHEN Guo-xing 1, 2, WU Qi 1, QIN You 1, ZHAO Kai 1, 2
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Back analysis of dynamic parameters of high earth-rock dam materials under weak earthquakes
Yantu gongcheng xuebao, 2020 In the case of weak earthquakes, a back analysis model considering interaction and radiation damping effects is proposed for dynamic parameters of earth-rock dams.
WANG Mao-hua 1, 2, CHI Shi-chun 1, 2, XIANG Biao 3, ZHOU Xiong-xiong 1, 2
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工程科学与技术, 2023 In order to evaluate the stability of roadbed in frozen soil area, the dynamic shear modulus and damping ratio of fill along Qinghai—Tibet railway are analyzed by means of laboratory test and theoretical analysis.
Liang DONG +4 more
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