WATERPROOF SHEET FOR A TUNNEL, A TUNNEL AND A TUNNEL CONSTRUCTION METHOD CAPABLE OF DRAINING OFF WATER EFFECTIVELY AND CERTAINLY BY FORMING A WATERWAY

摘要

PURPOSE: A waterproof sheet for a tunnel, a tunnel and a tunnel construction method are provided to construct simply and to drain off certainly, and to improve the adhesive strength with lining concrete. ;CONSTITUTION: A waterproof sheet for a tunnel(100) comprises: a sheet member(120) having the shape of a flat board; plural first projections(140) formed on one side of the sheet member and attached to shotcrete to form a waterway in shotcrete; and plural second projections(160) formed on the other side of the sheet member to improve the adhesive strength with lining concrete placed on the sheet member.;COPYRIGHT KIPO 2011