GB50318-2017：城市排水工程规划规范

1 总则······11

2 术语······12

3 基本规定······14

3.1 一般规定······14

3.2 排水范罔······14

3.3 排水体制······15

3.4 排水受纳水体······15

3.5 排水管渠······15

3.6 排水系统的安全性······16

4 污水系统······17

4.1 排水分区与系统布局······17

4.2 污水量······17

4.3 污水泵站······18

4.4 污水处理厂······18

4.5 污水再生利用······20

4.6 污泥处理与处置······20

5 雨水系统······21

5.1 排水分区与系统布局······21

5.2 雨水量······21

5.3 城市防涝空间······23

5.4 雨水泵站······23

5.5 雨水径流污染控制······23

6 合流制排水系统······25

6.1 排水分区与系统布局······25

6.2 合流水量······25

6.3 合流泵站······25

6.4 合流制污水处理厂······25

6.5 合流制溢流污染控制······26

7 监控与预警······27

本规范用词说明······28

引用标准名录······29

附: 条文说明······31

1 总则······34

2 术语······36

3 基本规定······38

3. 1 一般规定······38

3.2 排水范用······39

3.3 排水体制······40

3.4 排水受纳水体······40

3.5 排水管渠······41

3.6 排水系统的安全性······42

4 污水系统······43

4.1 排水分区与系统布局······43

4.2 污水量······43

4.3 污水泵站······45

4.4 污水处理厂······46

4.5 污水再生利用······49

4.6 污泥处五型与处置······50

5 雨水系统······51

5.1 排水分区与系统布局······51

5.2 雨水盘······52

5.3 城市|坊涝空间······55

5.4 雨水泵站······57

5.5 雨水径流污染控制······57

6 合流制排水系统······59

6.1 排水分区与系统布局······59

6.2 合流水量······59

6.3 合流泵站······59

6.4 合流制污水处理厂······59

6.5 合流制溢流污染控制······60

7 监控与预警······62