Hydraulic and earth engineering – Foundation – Columnar structure
Patent
1980-12-22
1986-12-09
Callaghan, Thomas F.
Hydraulic and earth engineering
Foundation
Columnar structure
405232, 405255, E02D 530, E02D 702
Patent
active
046277692
ABSTRACT:
A concrete foundation pile has a concrete body with reinforcing bars, a steel anchorage plate, a steel capping plate and a removable reinforcing bar which is anchored to the anchorage plate and whose end is located in a recess in the cappling plate. The reinforcing bar can be releasably coupled to the bar of an aligned pile to tension the composite pile formed from a plurality of aligned piles. The capping plate takes hammer blows applied to the upper end of the pile and the upper end of the bar is protected in the recess. The reinforcement is densest immediately below the anchorage plate and steel capping plate.
REFERENCES:
patent: 3248888 (1966-05-01), Williams
patent: 3899891 (1975-08-01), Kelly et al.
Callaghan Thomas F.
Stodola Nancy J.
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