Innovative Slurry Trench Methods for the Rehabilitation of Small Dams
The rehabilitation of small dams often requires the reduction or control of groundwater seepage through or under earthen dams. The slurry trench method is well
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Compatibility Evaluation of Groundwater Cutoff Wall Using Salt-Resistant Bentonite and BFS/Cement for Deep-Mix Barrier Wall
A former sludge disposal basin at a Superfund site in Colorado requires the installation of a vertical deep mixing groundwater cutoff wall as a part
Unreinforced Soil Mixing for Excavation Support and Bearing Capacity Improvement
Soil mixing is widely used for environmental site remediation and ground improvement. The main objectives of soil mixing are to increase the strength and decrease
CONSTRUCTION METHODS FOR THE INSTALLATION OF PERMEABLE REACTIVE BARRIERS USING THE BIO-POLYMER SLURRY METHOD
Permeable reactive barriers have evolved since their inception in the 1980’s into a technique that is increasing applied to treat contaminated ground waters. Since the
Composite Slurry Wall and Liner – A full Scale Test
As part of the plan to increase the capacity of the Port of Brisbane, reclamation of a total area of 235 ha is in progress.
The Use of Filter Press Tests in Soil-Bentonite Slurry Trench Construction
Filter press tests are widely used for field quality control of bentonite slurry in slurry trench excavations and often are incorporated in technical specifications for
Zero-Valent Iron PRB Application Expands to Arsenic Removal
The U.S. EPA Office of Research and Development’s National Risk Management Research Laboratory (NRMRL) and Region 8 have begun evaluating the performance of a pilot-scale
In Situ Remediation and Stabilization of Contaminated Soils and Groundwater Using Soil Mixing Techniques with Various Reagents
In situ soil mixing, in various forms, has been utilized in the geotechnical field for over 40 years. Originally, the primary applications of soil mixing
Evaluations of Lateral Earth Pressure in a Soil-Bentonite Slurry Trench Cutoff Wall
Soil bentonite (SB) slurry trench cutoff walls are widely used to control the movement of ground water and subsurface contaminants. This paper presents findings from