Piles

Hydraulic and earth engineering – Foundation – Columnar structure

Patent

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Details

405244, 405253, E02D 550

Patent

active

042932424

ABSTRACT:
During the driving of a pile having an enlarged tip, uplift capacity is provided by pouring concrete into the annular space around the pile stem.

REFERENCES:
patent: 1907654 (1933-05-01), Newman
patent: 3087308 (1963-04-01), Hart et al.
patent: 3581508 (1971-06-01), Junius
patent: 3638433 (1972-02-01), Sherard
patent: 3851485 (1974-12-01), Steding
patent: 3913337 (1975-10-01), Merjan
patent: 4012915 (1977-03-01), Poma

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