Dewatering–induced building settlement around a deep excavation in soft deposit in Tianjin, China

YX Wu, HM Lyu, J Han, SL Shen - Journal of Geotechnical and …, 2019 - ascelibrary.org
This case study presents an investigation on building settlement induced by dewatering for a
deep excavation constructed in a deposit in Tianjin, China. The excavation site is located in …

A three-dimensional fluid-solid coupled numerical modeling of the barrier leakage below the excavation surface due to dewatering

W Yong-Xia, L Hai-Min, S Shui-Long… - Hydrogeology …, 2020 - search.proquest.com
Waterproof curtains are used as barriers to block groundwater during deep excavations;
however, in practice, barrier leakage occurs frequently. This paper establishes a three …

Characteristics of groundwater seepage with cut-off wall in gravel aquifer. I: Field observations

YX Wu, SL Shen, YS Xu, ZY Yin - Canadian Geotechnical …, 2015 - cdnsciencepub.com
This paper presents a case history of the leakage behavior during dewatering tests in the
gravel strata of an excavation pit of a metro station in Hangzhou, China. The groundwater …

Characteristics of groundwater seepage with cut-off wall in gravel aquifer. II: Numerical analysis

YX Wu, SL Shen, ZY Yin, YS Xu - Canadian Geotechnical …, 2015 - cdnsciencepub.com
This paper presents a numerical investigation into the leakage behavior of cut-off walls in
gravel strata due to dewatering in a deep excavation pit. The calculated values of the …

Evaluation of hydraulic parameters from pumping tests in multi-aquifers with vertical leakage in Tianjin

SL Shen, YX Wu, YS Xu, T Hino, HN Wu - Computers and Geotechnics, 2015 - Elsevier
This paper presents a case history of behaviour during a series of pumping tests in an
alternated multi-aquifer-aquitard system in a foundation pit in Tianjin, China. The test site is …

The impact of changes in the water table and soil moisture on structural stability of buildings and foundation systems: systematic review CEE10-005 (SR90)

DG Toll, Z Abedin, J Buma, Y Cui, AS Osman… - 2012 - durham-repository.worktribe.com
This Systematic Review aims to consider the impact of changes in the ground water table
and soil moisture regime on structural stability of buildings and foundation systems. The …

[HTML][HTML] Estimation of hydraulic parameters from pumping tests in a multiaquifer system

D Ha, G Zheng, H Zhou, C Zeng, H Zhang - Underground Space, 2020 - Elsevier
The hydrogeologic conditions in Tianjin, China, are characterized by a system of multiple
alternating aquifers and aquitards and a high groundwater level. Generally, the groundwater …

A methodology for characterizing the hydraulic effectiveness of an annular low-permeability barrier

V Vilarrasa, J Carrera, A Jurado, E Pujades… - Engineering …, 2011 - Elsevier
Excavation works in urban areas are often performed in compartments enclosed by means
of grouting or structural walls that provide hydraulic isolation and mechanical stability. These …

Deformation characteristics and control for foundation pits in floodplain areas of Nanjing, China

L Liu, G Cai, S Liu, Y Chen - Bulletin of Engineering Geology and the …, 2021 - Springer
A comprehensive understanding of deformation characteristics and control measures for
large-scale foundation pits in soft soil regions is of increasing importance to their risk …

Dewatering induced subsidence during excavation in a Shanghai soft deposit

YS Xu, HN Wu, BZF Wang, TL Yang - Environmental Earth Sciences, 2017 - Springer
Foundation dewatering has become a major cause of land subsidence in Shanghai. The
burial depth of foundations in relation to geotechnical construction works is less than 75 m …