CONSTRUCTION METHOD FOR ON-FLOOR DRAINAGE PIPING SYSTEM OF BATHROOM IN MULTISTORY BUILDING

摘要

PURPOSE: A layer piping construction method of a multi-storey building bathroom is provided to form a drainage piping in multi layered structure without lowering the entire height of a slab. CONSTITUTION: A layer piping construction method of a multi-storey building bathroom is as follows. A branch horizontal drain pipe connected to a drainage piping of a sanitary fixture is located within a bathroom in a horizontal direction. A horizontal drainage branch is connected to a main horizontal drain pipe which is arranged in a horizontal direction using an integrated trap unit. A burying groove(401) is partially on the space where the horizontal drainage branch and an integral trap member are buried.