Hydraulic and earth engineering – Fluid control – treatment – or containment – Flow control
Patent
1987-11-23
1989-05-30
Corbin, David H
Hydraulic and earth engineering
Fluid control, treatment, or containment
Flow control
405116, E02B 704
Patent
active
048345792
ABSTRACT:
A dam formed of roll-compacted concrete having an upstream side and a downstream side is provided with an impermeable membrane curtain. The curtain includes a vertical planar wall portion extending for the full depth of the dam and transversely for the full width of the dam. A series of vertical ribs are connected to and spaced transversely along the curtain. The ribs project toward the upstream side of the dam and extend for the full depth of the dam.
REFERENCES:
patent: 922207 (1909-05-01), Strauss
patent: 1808904 (1931-06-01), Noetzli
Aris Raphael
Couprie Pierre
Gouvenot Daniel
Corbin David H
Soletanche, Societe Anonyme Dite
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