Method and apparatus for installing ground-water barrier

Hydraulic and earth engineering – Fluid control – treatment – or containment

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Details

405 36, 405258, 405270, E02D 1912

Patent

active

044848358

ABSTRACT:
This invention relates to a method for introducing a ground water flow restricting or sealing screen into the soil comprising several side by side mounted whether or not overlapping flexible sheets which each are introduced into the soil with their lower edges by being releasably connected to a lance with substantially the same width and are sealed there to each other and anchored such that a continuous screen is formed, said lance being retracted after the placing of each individual sheet, the sealing of the edges being performed by overlapping and/or hardening material fed in at the location of said edge.

REFERENCES:
patent: 1058077 (1913-04-01), Luce
patent: 3380252 (1968-04-01), Renshaw
patent: 3618329 (1971-11-01), Hanson
patent: 4166508 (1979-04-01), Berg
patent: 4337006 (1982-06-01), Lacey

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