Method and apparatus for forming piles in place
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United States of America Patent
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-
Nov 25, 2003
Issued Date -
N/A
app pub date -
Jun 20, 2002
filing date -
Dec 26, 1995
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A screw pier has an elongated shaft with a screw adjacent one end thereof. Soil displacing members are disposed on the shaft. The soil displacing members may be drawn through soil by turning the screw. A soil displacing member closer to the screw may be smaller than one or more soil displacing members farther from the screw. A driving tool may be provided for turning the screw.
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