Vertical groundwater barriers for contaminated site reclamation
Groundwater barriers are used to maintain separation between contaminated and non-contaminated groundwater regimes. They are often used as part of site reclamation works. In this
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Soil Bentonite Cut-off Walls for Confinement of Existing Landfills
The construction of a soil-bentonite (SB) barrier wall in 2004 to confine a landfill at Tempe Tip adjacent to Sydney Airport was the first of
Soil Bentonite Slurry Trench Cutoff Walls: History, Design, and Construction Practices
Slurry trench cutoff walls have been widely used for over 70 years to control groundwater flow, seepage through dams and levees, and contaminant transport. In
OVERVIEW OF U.S. INDUSTRY PRACTICE FOR SOIL MIXING IN CONTAMINATED SOILS
Soil mixing has been used around the world for geotechnical construction for nearly 50 years. After its introduction into the United States market in the
DESIGN AND SPECIFICATION CONSIDERATIONS FOR ENVIRONMENTAL CUTOFF WALLS
Vertical cutoff, or barrier, walls are an integral part of environmental site remediation efforts. Vertical barriers are commonly deployed to limit the influx of clean
Defect Detection and Characterization in Soil Bentonite Cutoff Wall using Electrical Resistivity
Defects in soil-bentonite (SB) slurry trench cutoff walls may reduce the effectiveness of the engineered structure to minimize groundwater flow and contain pollutants. One potential
Cone Penetration and Dilatometer Tests to Evaluate Stresses in a Soil-Bentonite Slurry Trench Cutoff Wall
Soil bentonite (SB) slurry trench cutoff walls have been widely used for over 40 years to control ground water flow, seepage through dams and levees,
A COMPARISON OF TRENCHER METHOD VS. SLURRY TRENCHING AND SOIL MIXING FOR CUTOFF WALLS IN DAMS
In recent years, the chain-style trencher has been proven a valuable tool for installing vertical walls on challenging sites where conventional methods may be less
GROUTING TO CORRECT COAL MINE 2 POLLUTION AND SUBSIDENCE PROBLEMS
Grouting techniques have been used for many years to solve various aspects of coal mine pollution and subsidence problems. The principal applications are in preventing
Solidification/Stabilization Treatment at a Former Manufactured Gas Plant Site
Brownfield legislation and initiatives provide significant incentives for cleaning up and redeveloping commercial properties in prime locations that have been under-utilized due to environmental impacts