ZHANG Rong-ze, QIAN Jian-gu. Model tests on excavation-induced ground settlement due
to movement of retaining wall[J]. 2015, 36(10): 2921-2926.
DOI:
ZHANG Rong-ze, QIAN Jian-gu. Model tests on excavation-induced ground settlement due
to movement of retaining wall[J]. 2015, 36(10): 2921-2926.DOI: 10.16285/j.rsm.2015.10.023.
Model tests on excavation-induced ground settlement due
to movement of retaining wall
This paper performs a series of model tests to explore the law of ground settlement induced by moving rigid wall with various movement modes
i. e. translating mode (T mode)
rotating around toe mode (RB mode) or rotating around top mode (RT mode). The different ground settlement curves have been achieved with respect to three basic movement modes. It has been found that T mode movement tends to cause a spoon-type settlement profile with the maximum surface settlement at the wall back
and RB mode produces a triangle profile with the maximum surface settlement at the wall back
and RT mode movement results in a parabolic type settlement profile with the maximum surface settlement at a certain distance away from the wall back. For RB and RT modes
their ground settlement curves almost share the same area if their maximum movements of retaining wall are equal to each other. It is also found that for RB and RT modes
the sum of ground settlement of two modes is approximately equal to that for T mode. In addition
the wall movement-induced displacement area is almost equal to that of ground settlement. The experimental observed surface settlement agrees with the existing analytical solutions.
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Related Author
CAO Xiao-yong
LIU Rui-hui
LI Jian-fei
YE Xin-xin
GENG Jun-yang
TAN Hai-xing
CHEN Huai-lin
YANG Tao
Related Institution
School of Highway, Chang’an University
CCCC First Highway Consultants Co., Ltd.
State Key Laboratory of Intelligent Construction and Maintenance for Geotechnical and Tunnel Engineering under Extreme Environments, Southwest Jiaotong University
China Northwest Research Institute Co., Ltd., of CREC