| 摘要 |
PROBLEM TO BE SOLVED: To provide a dam body having a foundation structure of a direct foundation form, capable of largely reducing a use amount of ready mixed-concrete at a job site, without principally requiring ground improvement.SOLUTION: A dam body 90 comprises a foundation structure 10 of the direct foundation form installed on a bearing ground 1 and an upper structure 40 constructed in an upper part of the foundation structure 10. The foundation structure 10 comprises a plurality of foundation blocks 12 and 14 having a foundation through-hole of penetrating in the vertical direction and having a foundation sheath pipe on an inner surface of the foundation through-hole and a foundation connecting steel material 16 for connecting the plurality of foundation blocks 12 and 14 in the vertical direction, and the upper structure 40 comprises a precast footing 42 supported by the foundation structure 10 and a precast wall body 44 arranged above the precast footing 42, having a wall body through-hole 44X of penetrating in the in-plane direction and having a wall body sheath pipe 44A on an inner surface of the wall body through-hole 44X. |
