| 摘要 |
PURPOSE: A waterproofing and root-proofing method for the rooftop of a building is provided to prevent moisture generated from rainwater and snow from flowing into the bottom surface of a rooftop. CONSTITUTION: A waterproofing and root-proofing method for the rooftop of a building is as follows. The concrete floor surface of a rooftop is polished(S10). Primer is uniformly spread on the concrete floor surface(S20). A urethane waterproof sheet is formed on the spread primer(S30). A PE vinyl film is formed on the urethane waterproof sheet(S40). A root-proof and waterproof sheet is formed on the PE vinyl film(S50). A drain board is formed on the root-proof and waterproof sheet(S60). A non-woven fabric is formed on the drain board(S70). Soil is uniformly spread on the non-woven fabric(S80). |
