1 General Principles
2 Terms and Symbols
2.1 Terms
2.2 Symbols
3 Water Supply
3.1 Rated water consumption and water pressure
3.2 Water quality and water quality pollution protection
3.3 System selection
3.4 Pipe material, fittings and water meter
3.5 Piping layout and pipe laying
3.6 Design flow and hydraulic calculation of pipe
3.7 Water tower, Water tank, Reservoir
3.8 Pressurizing equipment, pump house
3.9 Swimming pool and aquatic recreation pool
3.10 Cooling tower and circulation cooling water
3.11 Waterscape
4 Water Drainage
4.1 Selection of drainage system
4.2 Plumbing fixture and water lock
4.3 Pipe location and pipelining
4.4 Calculation of drainage pipe
4.5 Pipe material, fittings and inspection well
4.6 Vent pipe
4.7 Sewage pump and catch pit
4.8 Small domestic soil disposal
4.9 Rainwater
5 Hot water and drinking water supply
5.1 Rated consumption, temperature and quality of hot water
5.2 Selection of hot water supply system
5.3 Calculation of heat consumption, hot water quantity and heating equipment hot supply
5.4 Water heating and storage
5.5 Calculation of network
5.6 Pipe, fitting and pipeline laying
5.7 Potable water supply
Appendix A Residential district underground pipeline (structure) minimum net clearance between lines
Appendix B Valves and screw fittings resistance loss converted length of compensation
Appendix C Water supply pipe section Plumbing fixtures water supply equivalent simultaneously outflow probability calculated equation, a c coefficient values table
Appendix D Water supply pipe section designed second flow calculation table
Appendix E Fine drinking water number of taps simultaneously use in the calculated pipe section
Explanation of wording in this Code