PILE HEAD STRUCTURE AND CONSTRUCTION METHOD FOR THE SAME

摘要

PROBLEM TO BE SOLVED: To provide a pile head structure which shows high workability at a construction site and can resist large pull-out force.SOLUTION: A pile head structure 11 which is constructed at a head section of a steel pipe pile 1 comprises: a plurality of through holes 121,... which are drilled in a circumferential direction with intervals at the head section of the steel pipe pile; a plurality of anchor reinforcement 2,... with lower edge sections 22 thereof inserted into the through holes and main body sections 21 thereof arranged almost parallel to an axial direction of the steel pipe pile; and a steel lid 3 which has a shape of a circular disk and closes an upper opening 11a of the steel pipe pile.