Cribbing

Details Cribbing Cribbing

1984-11-13

1986-01-21

Taylor, Dennis L.

Hydraulic and earth engineering

Earth treatment or control

Shoring, bracing, or cave-in prevention

405258, 405303, 52423, E21D 1100

Patent

active

045654697

ABSTRACT:
A crib member for forming underground cribbing is provided in the form of a concrete circle containing fibre reenforcing and preferably in the form of a donut shaped member. A plurality of such members is stacked one on top of another to form a cylindrical cribbing.

REFERENCES:
patent: 762496 (1904-06-01), Smith
patent: 1673729 (1928-06-01), Barnes
patent: 3109259 (1963-11-01), Viall
patent: 3806571 (1974-04-01), Ronnmark et al.
patent: 4064669 (1977-12-01), Vik
patent: 4195111 (1980-03-01), Rautenbach
patent: 4330632 (1982-05-01), Haynes et al.
patent: 4393018 (1983-07-01), Harbaugh et al.

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