METHOD FOR REPAIRING WATER BARRIER SHEET

摘要

PROBLEM TO BE SOLVED: To provide a method for repairing a water barrier sheet capable of corresponding to an electrical detection system by ensuring the electric insulating properties of a repairing place by bringing the repairing place to a drying state or a state near thereto regardless of the material of the water barrier sheet without requiring a worker to enter the repairing place. SOLUTION: In the method for repairing the water barrier sheet, the damaged part of the water barrier sheet and the surface of the periphery thereof are exposed and a planar repairing water barrier sheet having an area wider than that of the damaged part is arranged on the damaged part through a swellable rubber coated with a caulking compound and load is applied to the planar water barrier sheet from above.