ERECTION METHOD FOR BASEMENT PILLAR AND BASEMENT PILLAR

摘要

<P>PROBLEM TO BE SOLVED: To provide an erection method for a basement pillar, restraining increase in size of a crane used in erection work. Ž<P>SOLUTION: This erection method for a basement pillar includes: a first pillar material 10 disposing step of inserting at least a part of a first pillar material 10 having a precast concrete-made pillar part 11 in an excavated hole 1 formed in the ground; a second pillar material disposing step of disposing a second pillar material 20 having a precast concrete-made cylindrical part 21 on the upside of the pillar part 11; a connecting step of placing concrete in a space provided between the upper end face of the pillar part 11 and the lower end face of the cylindrical part 21 and a hollow part of the cylindrical part 21; and a descending step of descending the first pillar material 10 and the second pillar material 20 connected to each other through the hardened concrete. Ž<P>COPYRIGHT: (C)2010,JPO&INPIT Ž