Arcuate end corrugated paper form void

Hydraulic and earth engineering – Foundation – Columnar structure

Patent

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Details

405257, 249 52, B28B 716, E02D 534, E02D 538

Patent

active

059158840

ABSTRACT:
An arcuate end form void for providing a space between a poured concrete structure and an underlying expansive soil adjacent a round pier is formed of corrugated paper to provide temporary support of wet concrete, and conforms to the pier radius to prevent passage of wet concrete between the pier and form void.

REFERENCES:
patent: 926269 (1909-06-01), Magdiel

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