| 摘要 |
PURPOSE: A waterproof sheet with a corrugated channel portion and a waterproofing structure of a tunnel using the same are provided to prevent damage to a waterproofing layer by flexibly treating the capacity change of underground water flowing along the wall surface of a tunnel. CONSTITUTION: A waterproof sheet with a corrugated channel portion comprises a synthetic resin sheet(20), a nonwoven fabric(30), and a fixed wing(40). The synthetic resin sheet has a corrugated channel portion(21) in which multiple channels extended in the longitudinal direction of the waterproof sheet are formed. The nonwoven fabric is integrally welded to one surface of the synthetic resin sheet. The fixed wing is welded to the center of the other surface of the synthetic resin sheet in a longitudinal direction. |
