Application modulo of the post of the underground structure which utilizes the PC component for the underground wall which features

摘要

PROBLEM TO BE SOLVED: To provide a construction method that enables a pile construction to be conducted after an underground framework construction. SOLUTION: This construction method of a pile of an underground construction utilizing underground wall PC members is such that underground wall PC members 1, 2, 3 being constituted of wall parts 1a, 2a, 3a, pillar vertical connection parts 1b, 2b, 3b having pile construction spaces defined at both the ends of the wall part 1a, 2a, 3a, and a foundation beam part are set in PC wall holes, and an excavating auger of a pile driving machine is inserted in the pile construction spaces for boring pile holes 70, and thereafter pile 15 is driven therein.