A 16-STOREY OFFICE BUILDING TO THE DRAINAGE DESIGN IN HANGZHOU
ABSTRACT
The construction of a 16-storey office building in HangZhou , located in Hangzhou City: a class of high-rise buildings, underground floor, the ground layer 16. Building Area: 30,000 square meters, including the underground sections of the area: 1722 square meters, part of the ground area: 28,278 square meters. The total construction height of 62.3m. Water district water supply system the way: the ground floor to three direct supply by the municipal pipe network; 4-10 layer for the Central District; 11-16 layer higher areas; in the district by district and high pump pressurized water supply. Fire hydrant system and the system is divided into self-spray system. District fire hydrant system, water tanks and pumps using temporary high-pressure water supply joint water supply system. Since the use of wet-spray sprinkler system, underground floor to the ground by six sprinkler riser ZPL-1 water, formed by seven to 12 risers ZPL-2 water supply, 16-storey by legislation to ZPL-3 water supply pipe. 10min fire early supply of water from water tanks, fire pumps from the normal water storage tanks from the extraction. District water system in line with the cold water system, water heater installed in the ground layer of focus. Drainage system triage system for sewage and waste water drainage systems, waste water directly into the life of the municipal drainage network, domestic sewage treated by septic tanks into the local municipal drainage network. Roof Drainage Gutter outside the drainage system in combination with water, rain water directly discharged to the municipal sewage pipe network. Systems are designed to determine the diameter of seconds traffic, water supply and drainage construction in accordance with design specifications to layout and the laying of pipelines. Key words: water supply system; fire-fighting system; hot water system; drainage system; rainwater systems
