Hydraulic and earth engineering – Foundation – Columnar structure
Patent
1996-12-11
1999-06-29
Graysay, Tamara L.
Hydraulic and earth engineering
Foundation
Columnar structure
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
Gates Robert C.
Turner Michael L.
Graysay Tamara L.
Hanes Richard W.
Mayo Tara L.
Surevoid Products, Inc.
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