本規(guī)范的主要技術(shù)內(nèi)容是:1.總則；2.術(shù)語和符號；3.水量與水質(zhì)；4.雨水控制及利用系統(tǒng)設(shè)置；5.雨水收集與排除；6.雨水入滲；7.雨水儲存與回用；8.水質(zhì)處理；9.調(diào)蓄排放；10.施工及驗(yàn)收；11.竣工驗(yàn)收；12.運(yùn)行管理。

GB50400-2016······1

1總則······12

2術(shù)語和符號······13

2.1術(shù)語······13

2.2符號······15

3水量與水質(zhì)······17

3.1降雨量和雨水水質(zhì)······17

3.2雨水資源化利用量和水質(zhì)······18

4雨水控制及利用系統(tǒng)設(shè)置······21

4.1一般規(guī)定······21

4.2系統(tǒng)選型······22

4.3系統(tǒng)設(shè)施計(jì)算······23

5雨水收集與排除······28

5.1屋面雨水收集······28

5.2硬化地面雨水收集······29

5.3雨水棄流······29

5.4雨水排除······30

6雨水入滲······32

6.1一般規(guī)定······32

6.2滲透設(shè)施······33

7雨水儲存與回用······37

7.1一般規(guī)定······37

7.2儲存設(shè)施······37

7.3雨水回用供水系統(tǒng)······39

7.4系統(tǒng)控制······40

8水質(zhì)處理······41

8.1處理工藝······41

8.2處理設(shè)施······42

8.3雨水處理站······43

9調(diào)蓄排放······44

10施工及驗(yàn)收······46

10.1一般規(guī)定······46

10.2埋地滲透設(shè)施······46

10.3透水地面······47

10.4拼裝組合水池······48

10.5管道敷設(shè)······51

10.6設(shè)備安裝······51

11竣工驗(yàn)收······53

11.1水壓試驗(yàn)······53

11.2驗(yàn)收······53

12運(yùn)行管理······55

附錄A全國各大城市降雨量資料······57

本規(guī)范用詞說明······64

引用標(biāo)準(zhǔn)名錄······65

附：條文說明······66

1總則······70

2術(shù)語和符號······75

2.1術(shù)語······75

3水量與水質(zhì)······76

3.1降雨量和雨水水質(zhì)······76

3.2雨水資源化利用量和水質(zhì)······85

4雨水控制及利用系統(tǒng)設(shè)置······93

4.1一般規(guī)定······93

4.2系統(tǒng)選型······99

4.3系統(tǒng)設(shè)施計(jì)算······103

5雨水收集與排除······112

5.1屋面雨水收集······112

5.2硬化地面雨水收集······114

5.3雨水棄流······115

5.4雨水排除······118

6雨水入滲······121

6.1一般規(guī)定······121

6.2滲透設(shè)施······122

7雨水儲存與回用······131

7.1一般規(guī)定······131

7.2儲存設(shè)施······132

7.3雨水回用供水系統(tǒng)······137

7.4系統(tǒng)控制······141

8水質(zhì)處理······142

8.1處理工藝······142

8.2處理設(shè)施······143

8.3雨水處理站······144

9調(diào)蓄排放······146

10施工及驗(yàn)收······148

10.1一般規(guī)定······148

10.2埋地滲透設(shè)施······148

l0.3透水地面······150

10.5管道敷設(shè)······151

10.6設(shè)備安裝······151

11竣工驗(yàn)收······152

11.1水壓試驗(yàn)······152

11.2驗(yàn)收······152

12運(yùn)行管理······154