| 摘要 |
PROBLEM TO BE SOLVED: To provide an underground space structure in which an underground space can be provided easily by using liner plates, and which is functioned also as a foundation structure of a building and is capable of supporting a load from the building in a stable state.SOLUTION: In an underground space structure 10 for forming an underground space 11 by using a plurality of liner plates 12, 13 installed underground, the underground space 11 is formed while being surrounded by a concrete batholith part 15 and a surrounding wall part 14 in the state of supporting a load from a building and soil pressure or water pressure from the ground. The surrounding wall part 14 is comprised of an underground buried portion 14a which is constructed while being erected from an edge portion of the batholith part 15 with liner plates 12, 13 provided consecutively over a plurality of stages as outer die frames, and a rising foundation portion 14b which is constructed while rising from an upper end of the underground buried portion 14a. A floor part 18 of the building is provided while being supported by the rising foundation portion 14b, and people can enter/leave the underground space 11 through the entrance/exit 19 formed in the floor part 18. |
