1 总则······13
2 术语、符号······14
2.1 术语······14
2.2 符号······24
3 给水······29
3.1 用水定额和水压······29
3.2 水质和防水质污染······35
3.3 系统选择······38
3.4 管材、附件和水表······39
3.5 管道布置和敷设······44
3.6 设计流量和管道水力计算······37
3.7 水塔、水箱、贮水池······55
3.8 增压设备、泵房······57
3.9 游泳池与水上游乐池······61
3.10 循环冷却水及冷却塔······65
3.11 水景······69
4 排水······70
4.1 系统选择······70
4.2 卫生器具及存水弯······70
4.3 管道布置和敷设······72
4.4 排水管道水力计算······77
4.5 管材、附件和检查井······82
4.6 通气管······85
4.7 污水泵和集水池······89
4.8 小型生活需水处理······91
4.9 雨水······96
5 热水及饮水供应······104
5.1 用水定额、水温和水质······104
5.2 热水供应系统选择······109
5.3 耗热量、热水量和加热设备供热量的计算······112
5.4 水的加热和贮存······115
5.5 管网计算······128
5.6 管材、附件和管道敷设······130
5.7 饮水供应······132
附录A 回流污染的危害程度及防回流设施选择······136
附录B 居住小区地下管线(构筑物）间最小净距······138
附录C 给水管段卫生器具给水当量同时出流概率计算式αc系数取值表······139
附录D 阀门和螺纹管件的摩阻损失的折算补偿长度······140
附录E 给水管段设计秒流量计算表······141
附录F 饮用水嘴同时使用数量计算······155
本规范用词说明······157
引用标准名录······158
