Hydraulic and earth engineering – Earth treatment or control – Shoring – bracing – or cave-in prevention
Patent
1993-09-17
1995-11-14
Corbin, David H.
Hydraulic and earth engineering
Earth treatment or control
Shoring, bracing, or cave-in prevention
4052591, 405288, E21D 2100
Patent
active
054660955
ABSTRACT:
A cable truss system for providing support for underground drifts in geologic structure in a first stage from anchor members secured in the geologic structure for leaving end portions in the drift to which a first system of supports are secured to engage on the geologic structure disturbed by the drift formation, and cable truss members connected to the first system of supports for establishing a second stage of support for the geologic structure disturbed by the drift formation.
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Corbin David H.
Scott Investment Partners
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