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STEEL PIPE FOR STEEL PIPE CONCRETE COMPOUND PILE, THE STEEL PIPE CONCRETE COMPOUND PILE, PILE HEAD COUPLING STRUCTURE, METHOD OF MANUFACTURING THE STEEL PIPE CONCRETE COMPOUND PILE, AND CONSTRUCTION METHOD FOR PILE HEAD COUPLING STRUCTURE
STEEL PIPE FOR STEEL PIPE CONCRETE COMPOUND PILE, THE STEEL PIPE CONCRETE COMPOUND PILE, PILE HEAD COUPLING STRUCTURE, METHOD OF MANUFACTURING THE STEEL PIPE CONCRETE COMPOUND PILE, AND CONSTRUCTION METHOD FOR PILE HEAD COUPLING STRUCTURE
PROBLEM TO BE SOLVED: To provide a technique capable of bolt-joining a fixing reinforcement in a construction field while even for a steel pipe concrete compound pile.;SOLUTION: The steel pipe 1 for the steel pipe concrete compound pile includes a bolt-joining part 3 in an end part serving as a pile head part, and the bolt-joining part 3 is constituted of a plurality of bolt holes 5 provided at a prescribed pitch along a circumferential direction of a speel pipe end part, and nuts 7 fixed to a steel pipe inner face side correspondingly to the bolt holes 5.;COPYRIGHT: (C)2011,JPO&INPIT
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