Workability, compressibility and hydraulic conductivity of zeolite-amended clayey soil/calcium-bentonite backfills for slurry-trench cutoff walls
Soil–bentonite slurry-trench cutoff walls using backfill consisting of on-site sandy soil and Na-
bentonite are extensively used as engineering barriers for the purpose of achieving …
bentonite are extensively used as engineering barriers for the purpose of achieving …
Impacts of presence of lead contamination in clayey soil–calcium bentonite cutoff wall backfills
Previous studies have shown that clayey soil admixed with Ca-bentonite can be considered
as an alternative backfill for slurry-trench cutoff walls. However, the effects of contaminant …
as an alternative backfill for slurry-trench cutoff walls. However, the effects of contaminant …
Compressibility and hydraulic conductivity of clayey soil mixed with calcium bentonite for slurry wall backfill: Initial assessment
Soil–bentonite vertical cutoff walls, consisting of a sandy soil mixed with Na-bentonite as
backfill, are used extensively as engineered barriers for contaminant containment. However …
backfill, are used extensively as engineered barriers for contaminant containment. However …
Studies on hydraulic conductivity and compressibility of backfills for soil-bentonite cutoff walls
H Xu, W Zhu, X Qian, S Wang, X Fan - Applied Clay Science, 2016 - Elsevier
Fujian standard sand (Sand-F) was used to simulate a sandy soil layer. Hebei bentonite
(Bent-H) and Jiangning clay (Clay-J) were served as additives for studying the hydraulic …
(Bent-H) and Jiangning clay (Clay-J) were served as additives for studying the hydraulic …
Hydraulic conductivity of model soil–bentonite backfills subjected to wet–dry cycling
The potential for changes in hydraulic conductivity, k, of two model soil–bentonite (SB)
backfills subjected to wet–dry cycling was investigated. The backfills were prepared with the …
backfills subjected to wet–dry cycling was investigated. The backfills were prepared with the …
Optimization of sand-bentonite mixture for the stable engineered barriers using desirability optimization methodology: A macro-micro-evaluation
Abstract In this paper, Desirability Optimization Methodology (DOM) is employed to achieve
optimum sand bentonite mixture (SBM) based on multiple antagonist macro-geotechnical …
optimum sand bentonite mixture (SBM) based on multiple antagonist macro-geotechnical …
[HTML][HTML] Numerical analysis of consolidation behavior of soil-bentonite backfill in a full-scale slurry trench cutoff wall test
The stress state of the SB backfill in a full-scale cutoff wall test during the construction and
consolidation was simulated by a finite-element model. The applicability of the model was …
consolidation was simulated by a finite-element model. The applicability of the model was …
Centrifuge modelling of lead retardation in soil–bentonite cut-off walls
LT Zhan, YQ You, R Zhao, C Chen… - International Journal of …, 2022 - icevirtuallibrary.com
Soil–bentonite (SB) walls are commonly used as barriers for in situ containments at landfills.
SB walls are designed to control the movement of persistent pollutants such as heavy metals …
SB walls are designed to control the movement of persistent pollutants such as heavy metals …
Stresses in soil–bentonite slurry trench cut-off walls
The long-term performance of soil–bentonite slurry trench cut-off walls is highly dependent
on the hydraulic conductivity of the soil–bentonite backfill, which according to laboratory …
on the hydraulic conductivity of the soil–bentonite backfill, which according to laboratory …
[图书][B] Fundamentals of ground improvement engineering
Ground improvement has been one of the most dynamic and rapidly evolving areas of
geotechnical engineering and construction over the past 40 years. The need to develop …
geotechnical engineering and construction over the past 40 years. The need to develop …