Underpinning pile assembly for supporting a structure upon the earth and process for installing such underpinning pile assembly
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United States of America Patent
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Dec 28, 2010
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N/A
app pub date -
Apr 24, 2009
filing date -
Apr 24, 2009
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Abstract
An underpinning pile assembly for supporting a structure upon the earth has at least one steel pipe, at least one concrete pile segment positioned above the steel pipe, and a transition member interposed between the steel pipe and the concrete pile such that the load of the concrete pile is supported by the steel pipe. The steel pipe includes a plurality of steel pipe segments extending in end-to-end relationship in generally vertical alignment. A key member is received in slots formed in the respective ends of the first and second segments. The plurality of concrete pile segments includes a strand affixed in holes formed through the plurality of concrete pile segments.
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