Does Landfill Leachate Make Clay Liners More Permeable?
Most environmental regulations require that clay liners exhibit permeabilities less than 1 x 10/u-⁷ cm/sec. While permeability is typically determined...

Can Clay Liners Prevent Migration of Toxic Leachate
According to recent research, low permeability clay barriers, used by landfill operators to contain hazardous wastes, can be rendered highly permeable by certain aggressive chemicals including...

Environmental Problems and Products
Solving environment-related problems with certain products in case history format. Includes: Rebuilding a pelican's nest in Colorado, erosion control. Converting a garbage...

U.K. Tunnelling Costs Halved by Use of Unbolted Concrete Lining Segments
Britain now has more than 25 years experience in the development of precast tunnel linings, for tunnels in clay. These linings are expanded directly against the ground. Under suitable...

 

 

 

 

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