本規范修訂的主要技術內容有：增加水資源利用(包括再生水回用和雨水收集利用）、術語和符號、非開挖技術和敷設雙管、防沉降、截流井、再生水管道和飲用水管道交叉、除臭、生物脫氮除磷、序批式活性污泥法、曝氣生物濾池、污水深度處理和回用、污泥處置、檢測和控制的內容；調整綜合徑流系數、生活污水中每人每日的污染物產量、檢查井在直線管段的間距、土地處理等內容；補充塑料管的粗糙系數、水泵節能、氧化溝的內容；刪除雙層沉淀池。

GB50014-2006······1

1總則······14

2術語和符號······16

2.1術語······16

2.2符號······28

3設計流量和設計水質······33

3.1生活污水量和工業廢水量······33

3.2雨水量······34

3.3合流水量······37

3.4涉及水質······38

4排水管渠和附屬構筑物······39

4.1一般規定······39

4.2水力計算······40

4.3管道······44

4.4檢查井······45

4.5跌水井······47

4.6水封井······47

4.7雨水口······47

4.8截流井······48

4.9出水口······50

4.10立體交叉道路排水······50

4.11倒虹管······51

4.12渠道······52

4.13管道綜合······53

4.14雨水調蓄池······53

4.15雨水滲透設施······55

4.16雨水綜合利用······56

4.17內澇防治設施······57

5泵站······58

5.1一般規定······58

5.2設計流量和設計揚程······59

5.3集水池······59

5.4泵房設計······61

5.5出水設施······62

6污水處理······64

6.1廠址選擇和總體布置······64

6.2一般規定······66

6.3格柵······68

6.4沉砂池······68

6.5沉淀池······69

6.6活性污泥法······72

6.7化學除磷······82

6.8供養設施······71

6.9生物膜法······86

6.10回流泥污和剩余污泥······90

6.11污水自然處理······91

6.12污水深度處理和回用······93

6.13消毒······95

7污泥處理和處置······97

7.1一般規定······97

7.2污泥濃縮······97

7.3污泥消化······98

7.4污泥機械脫水······101

7.5污泥輸送······103

7.6污泥干化焚燒······103

7.7污泥綜合利用······104

8檢測與控制······105

8.1一般規定······105

8.2檢測······105

8.3控制······105

8.4計算機控制管理系統······106

附錄A暴雨強度公式的編制方法······107

附錄B排水管道和其他地下管線（構筑物）的最小凈距······109

本規范用詞說明······111

附：條文說明······112

1總則······115

3設計流量和設計水質······120

3.1生活污水量和工業廢水量······120

3.2雨水量······122

3.3合流水量······131

3.4涉及水質······132

4排水管渠和附屬構筑物······135

4.1一般規定······135

4.2水力計算······138

4.3管道······140

4.4檢查井······143

4.5跌水井······146

4.6水封井······146

4.7雨水口······147

4.8截流井······149

4.9出水口······149

4.10立體交叉道路排水······150

4.11倒虹管······152

4.12渠道······153

4.13管道綜合······153

4.14雨水調蓄池······154

4.15雨水滲透設施······158

4.16雨水綜合利用······159

4.17內澇防治設施······160

5泵站······162

5.1一般規定······162

5.2設計流量和設計揚程······165

5.3集水池······166

5.4泵房設計······168

5.5出水設施······171

6污水處理······172

6.1廠址選擇和總體布置······172

6.2一般規定······176

6.3格柵······178

6.4沉砂池······180

6.5沉淀池······183

6.6活性污泥法······187

6.7化學除磷······200

6.8供養設施······203

6.9生物膜法······206

6.10回流泥污和剩余污泥······215

6.11污水自然處理······217

6.12污水深度處理和回用······223

6.13消毒······226

7污泥處理和處置······229

7.1一般規定······229

7.2污泥濃縮······230

7.3污泥消化······232

7.4污泥機械脫水······241

7.5污泥輸送······246

7.6污泥干化焚燒······247

7.7污泥綜合利用······252

8檢測與控制······255

8.1一般規定······255

8.2檢測······255

8.3控制······259

8.4計算機控制管理系統······259