本規(guī)范共分13章和5個附錄。主要技術內容是:總則、術語、尾礦庫、尾礦壩、尾礦干式堆存、尾礦庫排洪、尾礦庫閉庫、尾礦回采、尾礦庫回水、尾礦濃縮、尾礦輸送、尾礦泵站、尾礦設施的環(huán)保措施等。

GB50863-2013······1

1 總則······13

2 術語······16

3 尾礦庫······19

3.1 選址······19

3.2 庫容······19

3.3 尾礦庫等別和構筑物級別······20

3.4 監(jiān)測設施······21

3.5 輔助設施······22

4 尾礦壩······23

4.1 一般規(guī)定······23

4.2 沉積灘的最小安全超高和最小干灘長度······24

4.3 滲流控制要求及控制措施······25

4.4 穩(wěn)定計算······26

4.5 構造要求······30

4.6 中線式及下游式尾礦壩的堆筑······31

5 尾礦干式堆存······33

5.1 一般規(guī)定······33

5.2 尾礦脫水設備的選擇······33

5.3 干式尾礦排放及堆壩方式······34

5.4 干式尾礦的運輸、平整和壓實······34

5.5 干式堆存尾礦壩坡穩(wěn)定計算要點······34

5.6 干式堆存尾礦庫的排洪設計······35

5.7 干式埯存尾礦庫的其他技術要求······35

5.8 壓濾(過濾)廠房位置的確定······36

6 尾礦庫排洪······37

6.1 一般規(guī)定······37

6.2 水文、水力及調洪計算······38

6.3 排洪構筑物······39

7 尾礦庫閉庫······41

8 尾礦回采······42

9 尾礦庫回水······44

10 尾礦濃縮······45

11 尾礦輸送······48

11.1 一般規(guī)定······48

11.2 水力計算······49

11.3 管槽敷設······50

11.4 管槽材料及附屬裝置······54

12 尾礦泵站······56

12.1 一般規(guī)定······56

12.2 礦漿池及清水池······56

12.3 設備選擇與配置······57

12.4 泵站配置······62

12.5 供電通信及其他······63

13 尾礦設施的環(huán)倮措施······64

13.1 一般規(guī)定······64

13.2 尾礦庫的環(huán)保防滲設計······64

13.3 尾礦設施的其他環(huán)保措施······66

附錄A 原尾礦定名······67

附錄B 尾礦沉積灘平均坡度確定方法······68

附錄C 壩體尾礦平均物理力學性質指標······70

附錄D 攔擋壩最大一次洪水沖刷泥沙量估算公式······71

附錄E 尾礦漿體輸送實驗項目······72

本規(guī)范用詞說明······73

引用標準名錄······74

附：條文說明······75

1 總則······79

2 術 語······81

3 尾礦庫······82

3.1 選址······82

3.2 庫容······83

3.3 尾礦庫等別和構筑物級別······83

3.4 監(jiān)測設施······84

3 尾礦壩······85

4.1 一般規(guī)定······85

4.2 沉積灘的最小安全超高和最小干灘長度······85

4.3 滲流控制犟求及控制措施······86

4.4 穩(wěn)定計算······86

4.6 中線式及下游式尾礦壩的堆筑······88

5 尾礦干式堆存······91

5.1 一般規(guī)定······91

6.2 水文、水力及調洪計算······94

6.3 排洪構筑物······95

7 尾礦庫閉庫······96

8 尾礦回采······97

9 尾礦庫回水······98

10 尾礦濃縮······99

11 尾礦輸送······100

11.1 一般規(guī)定······100

11.2 水力計算······101

11.3 管槽敷設······112

11.4 管槽材料及附屬裝置······114

12 尾礦泵站······116

12.1 一般規(guī)定······116

12.2 礦漿池及清水池······110

12.3 設備選擇與配置······117

12.4 泵站配置······120

12.5 供電通信及其他······121

13 尾礦設施的環(huán)保措施······122

13.1 一股規(guī)定······122

13.2 尾礦庫的環(huán)保防滲設計······123

13.3 尾礦設施的其他環(huán)保措施······127