cut-off wall

cut-off wall

A wall, constructed underground, designed to impede the flow of water.
References in periodicals archive ?
L&T Geostructure-Bauer Joint Venture has secured an order worth ` 422 crores for the construction of a cut-off wall in the Indira Sagar dam project at Polavaram, Andhra Pradesh, a first-of-its-kind project in India.
In addition to architectural wall packs and bollards, Access Fixtures has added high output flood lights, full cut-off wall packs, high bays, and sports lighters to its line of products.
The company, formerly known as BFI, argues that its single liner system would safeguard groundwater when paired with other enhancements such as a cut-off wall to trap groundwater at the landfill site.
High Performance LED Medium Cut-Off Wall Pack Lights
Contract notice: Mdse a 15 1094 planning a cut-off wall.
And, the company's 30-inch box profile is the largest in the industry and has the lowest number of locks per running foot over any synthetic competitor, increasing the reliability of the cut-off wall while reducing driving episodes and installation cost.
The water permit already requires Browning Ferris Industries to upgrade the gas-collection system at its landfill and build a cut-off wall at the mouth of the canyon to stop groundwater from flowing away from the dump.
All other critical loads that exceed size limitations for air transport have been hauled to site with the exception of 10 truck loads of excavation shovel and dyke cut-off wall construction components.
The project also involves the construction of a 400 linear foot cut-off wall and retention basin including an electrical control building and all associated pumps and piping.
In EPA actions during 1983-1984 (the first phase), the 15-acre site was surrounded by an underground slurry cut-off wall and covered with a membrane cap to confine the contamination.
At present, the planning run to carry out the remediation of contaminated sites with elaboration / preparation and the construction of a cut-off wall.
The work includes: furnishing all operations required for the construction of the Class I landfill bottom liner system including: Erosion and sedimentation control, Excavation and backfill, Environmental cut-off wall, Dewatering and recharge, Groundwater wells, piezometers, and gas monitoring probes, Geosynthetic clay liner (GCL), Geomembrane (primary and secondary), Geocomposite (primary and secondary), Leachate collection trenches including gravel, pipe, geonet and geotextile, Drainage soil cover, Protective soil cover, Leachate removal system including piping and pumping system, Leachate pumps and electrical system, Leachate force main, Geosynthetic rain tarp, Stormwater structures, and Sodding.