CONSTRUCTION METHOD OF WATERPROOF SHEET FOR ROOF PREVENTED RUPTURE OF SHEET BY WIND PRESSURE

摘要

PURPOSE: A waterproof sheet construction method for an exposed roof is provided to construct a waterproof sheet without removing the existing waterproof layer and secure a long life span of the waterproof sheet. CONSTITUTION: A waterproof sheet construction method for an exposed roof is as follows. The existing surface is inspected and repaired. A surface to be placed with a composite sheet is arranged, blocked from moisture, and non-woven fabric or PE film is installed to implement a shock-absorbing function between the concrete surface and a composite sheet. A composite sheet is placed in a flat portion of a building rooftop and then in a trench and a curved portion. A handrail corner portion and a wall corner portion of a pent house are finished with the composite sheet. A slip prevention sheet is placed in a walking passage. The work site is cleaned and finished and traffic is released from restriction.