Placing elements in piles
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United States of America Patent
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Feb 3, 2009
Grant Date -
Oct 19, 2006
app pub date -
Mar 8, 2004
filing date -
Mar 14, 2003
priority date (Note) -
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status (Latency Note)
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Abstract
The present application relates to an apparatus and method for placing an element (14), such as a steel column or concrete section, into a pile shaft (1) during top-down construction techniques. The apparatus is provided with an upper and lower positioning means (2, 3) which allow the plan position of the element at upper and lower levels respectively to be adjusted.
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