SEGMENT ASSEMBLY FOR TUNNEL CONSTRUCTION TUNNEL THEREOF AND CONSTRUCTION METHOD OF TUNNEL

摘要

The present invention relates to a segment assembly for tunnel construction, a tunnel and a tunnel construction method thereby, wherein the segment assembly for tunnel construction according to an embodiment of the present invention has a plurality of joint surfaces adjacent to each other in the circumferential and axial directions of the tunnel. As an arc-shaped segment assembly, the segment assembly may form a waterproofing agent trench to form a flow path for injecting a waterproofing agent into a joint surface with another segment assembly disposed adjacently.