Plastic concrete form for footers

Details Plastic concrete form for footers Plastic concrete form for footers

1993-07-06

1995-03-21

Friedman, Carl D.

Hydraulic and earth engineering

Foundation

405 43, 521695, 52274, 249 13, 249 34, E04B 170, E04F 1700

Patent

active

053990501

ABSTRACT:
A thermoplastic sidewall forms one surface of a concrete form. The sidewall incorporates a drainage tile as an integral unit. Two of the sidewalls combined can provide a form for a concrete footer to be poured and remain as a permanent part of the structure.

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