本規(guī)范主要技術(shù)內(nèi)容是:總則、術(shù)語和符號、基本規(guī)定、邊坡加固工程勘察、邊坡工程鑒定、邊坡加固工程設(shè)計(jì)計(jì)算、邊坡工程加固方法、邊坡工程加固、監(jiān)測和加固工程施工及驗(yàn)收。

GB50843-2013······1

1 總則······13

2 術(shù)語和符號······14

2.1 術(shù)語······14

2.2 符號······16

3 基本規(guī)定······19

3.1 一般規(guī)定······19

3.2 邊坡工程鑒定······19

3.3 邊坡工程加固設(shè)計(jì)······20

4 邊坡加固工程勘察······22

4.1 一般規(guī)定······22

4.2 勘察工作······22

4.3 穩(wěn)定性分析評價(jià)······23

4.4 參數(shù)取值······24

5 邊坡工程鑒定······26

5.1 一般規(guī)定······26

5.2 鑒定的程序與工作內(nèi)容······26

5.3 調(diào)查與檢測······30

5.4 鑒定評級標(biāo)準(zhǔn)······32

5.5 支護(hù)結(jié)構(gòu)構(gòu)件的鑒定與評級······34

5.6 子單元的鑒定評級······36

5.7 鑒定單元的鑒定評級······37

6 邊坡加固工程設(shè)計(jì)計(jì)算······39

6.1 一般規(guī)定······39

6.2 計(jì)算原則······39

6.3 計(jì)算參數(shù)······41

7 邊坡工程加固方法······44

7.1 一般規(guī)定······44

7.2 削方減載法······44

7.3 堆載反壓法······45

7.4 錨固加固法······46

7.5 抗滑樁加固法······48

7.6 加大截面加固法······49

7.7 注漿加固法······49

7.8 截排水法······51

8 邊坡工程加固······54

8.1 一般規(guī)定······54

8.2 錨桿擋墻工程的加固······55

8.3 重力式擋墻及懸臂式、扶壁式擋墻工程的加固······56

8.4 樁板式擋墻工程的加固······57

8.5 巖石錨噴邊坡工程的加固······58

8.6 坡率法邊坡工程的加固······59

8,7 地基和基礎(chǔ)加固······59

9 監(jiān)測······60

9.1 一般規(guī)定······60

9.2 監(jiān)測工作······60

9.3 監(jiān)測數(shù)據(jù)處理······63

9.4 監(jiān)測報(bào)告······63

10 加固工程施工及驗(yàn)收······65

10.1 一般規(guī)定······65

10.2 施工組織設(shè)計(jì)······65

10.3 施工險(xiǎn)情應(yīng)急措施······66

10.4 工程驗(yàn)收······67

附錄A 原有支護(hù)結(jié)構(gòu)有效抗力作用下的邊坡穩(wěn)定性計(jì)算方法······68

附錄B 支護(hù)結(jié)構(gòu)地基基礎(chǔ)安全性鑒定評級······73

附錄C 鑒定單元穩(wěn)定性鑒定評級······76

本規(guī)范用詞說明······79

附：條文說明······81

1 總則······84

2 術(shù)語和符號······86

2.1 術(shù)語······86

2.2 符號······86

3 基本規(guī)定······87

3.1 一般規(guī)定······87

3.2 邊坡工程鑒定······88

3.3 邊坡工程加固設(shè)計(jì)······88

4 邊坡加固工程勘察······90

4.1 一般規(guī)定······90

4.2 勘察工作······90

4.3 穩(wěn)定性分析評價(jià)······91

4.4 參數(shù)取值······93

5 邊坡工程鑒定······95

5.1 一般規(guī)定······95

5.2 鑒定的程序與工作內(nèi)容······96

5.3 調(diào)查與檢測······98

5.4 鑒定評級標(biāo)準(zhǔn)······99

5.5 支護(hù)結(jié)構(gòu)構(gòu)件的鑒定與評級······100

5.6 子單元的鑒定評級······100

5.7 鑒定單元的鑒定評級······102

6 邊坡加固工程設(shè)計(jì)計(jì)算······103

6.1 一般規(guī)定······103

6.2 計(jì)算原則······103

6.3 計(jì)算參數(shù)······105

7 邊坡工程加固方法······107

7.1 一般規(guī)定······107

7.2 削方減載法······107

7.3 堆載反壓法······108

7.4 錨固加固法······108

7.5 抗滑樁加固法······111

7,6 加大截面加固法······111

7.7 注漿加固法······112

7.8 截排水法······113

8 邊坡工程加固······115

8.1 一般規(guī)定······115

8,2 錨桿擋墻工程的加固······116

8.3 重力式擋墻及懸臂式、扶壁式擋墻工程的加固······117

8.4 樁板式擋墻工程的加固······118

8.5 巖石錨噴邊坡工程的加固······119

8.6 坡率法邊坡工程的加固······120

8.7 地基和基礎(chǔ)加固······120

9 監(jiān)測······121

9.1 一般規(guī)定······121

9.2 監(jiān)測工作······122

9.3 監(jiān)測數(shù)據(jù)處理······122

9.4 監(jiān)測報(bào)告······123

10 加固工程施工及驗(yàn)收······124

10.1 一般規(guī)定······124

10.2 施工組織設(shè)計(jì)······125

10.3 施工險(xiǎn)情應(yīng)急措施······125

附錄B 支護(hù)結(jié)構(gòu)地基基礎(chǔ)安全性鑒定評級······126

附錄C 鑒定單元穩(wěn)定性鑒定評級······127