本規(guī)范共分10章,主要技術(shù)內(nèi)容是:總則、術(shù)語、基本規(guī)定、地基施工、基礎(chǔ)施工、基坑支護施工、地下水控制、土方施工、邊坡施工、安全與綠色施工。

GB51004-2015······1

1 總 則······13

2 術(shù) 語······14

3 基本規(guī)定······18

4 地基施工······20

4.1 一般規(guī)定······20

4.2 素土、灰土地基······20

4.3 砂和砂石地基······21

4.4 粉煤灰地基······22

4.5 強夯地基······23

4.6 注漿加固地基······25

4.7 預(yù)壓地基······27

4.8 振沖地基······29

4.9 高壓噴射注漿地基······30

4.10 水泥土攪拌樁地基······31

4.1l 土和灰土擠密樁復(fù)合地基······32

4.12 水泥粉煤灰碎石樁復(fù)合地基······33

4.13 夯實水泥土樁復(fù)合地基······35

4.14 砂石樁復(fù)合地基······36

4.15 濕陷性黃土地基······37

4.16 凍土地基······38

4.17 膨脹土地基······40

5 基礎(chǔ)施工······42

5.1 一般規(guī)定······42

5.2 無筋擴展基礎(chǔ)······42

5.3 鋼筋混凝土擴展基礎(chǔ)······43

5.4 筏形與箱形基礎(chǔ)······44

5.5 鋼筋混凝土預(yù)制樁······46

5.6 泥漿護壁成孔灌注樁······51

5.7 長螺旋鉆孔壓灌樁······59

5,8 沉管灌注樁······60

5.9 干作業(yè)成孔灌注樁······61

5.1O 鋼樁······62

5.11 錨桿靜壓樁······66

5.12 巖石錨桿基礎(chǔ)······68

5,13 沉井與沉箱······70

6 基坑支護施工······73

6.1 一般規(guī)定······73

6.2 灌注樁排樁圍護墻······73

6.3 板樁圍護墻······75

6.4 咬合樁圍護墻······76

6.5 型鋼水泥土攪拌墻······78

6.6 地下連續(xù)墻······80

6.7 水泥土重力式圍護墻······87

6.8 土釘墻······89

6.9 內(nèi)支撐······91

6.10 錨桿(索)······93

6.11 與主體結(jié)構(gòu)相結(jié)合的基坑支護······95

7 地下水控制······98

7.1 一般規(guī)定······98

7.2 集水明排······99

7.3 降水······99

7.4 截水······105

7.5 回灌······106

8 土方施工······107

8.1 一般規(guī)定······107

8.2 基坑開挖······108

8.3 巖石基坑開挖······111

8.4 土方堆放與運輸······111

8.5 基坑回填······112

9 邊坡施工······115

9.1 一般規(guī)定······115

9.2 噴錨支護······115

9.3 擋土墻······116

9.4 邊坡開挖······118

10 安全與綠色施工······121

本規(guī)范用詞說明······124

引用標準名錄······125

附:條文說明······127

1 總則······131

3 基本規(guī)定······132

4 地基施工······128

4.1 一般規(guī)定······134

4.2 素土、灰土地基······134

4.3 砂和砂石地基······136

4.4 粉煤灰地基······138

4.5 強夯地基······139

4.6 注漿加固地基······144

4.7 預(yù)壓地基······147

4.8 振沖地基······150

4.9 高壓噴射注漿地基······154

4.10 水泥土攪拌樁地基······158

4.11 土和灰土擠密樁復(fù)合地基······161

4.12 水泥粉煤灰碎石樁復(fù)合地基······162

4.13 夯實水泥土樁復(fù)合地基······165

4.14 砂石樁復(fù)合地基······166

4.15 濕陷性黃土地基······170

5 基礎(chǔ)施工······174

5.1 一般規(guī)定······174

5.2 無筋擴展基礎(chǔ)······174

5.3 鋼筋混凝土擴展基礎(chǔ)······176

5.4 筏形與箱形基礎(chǔ)······177

5.5 鋼筋混凝土預(yù)制樁······179

5.6 泥漿護壁成孔灌注樁······187

5.7 長螺旋鉆孔壓灌樁······188

5.8 沉管灌注樁······195

5.9 干作業(yè)成孔灌注樁······197

5.10 鋼柱······199

5.11 錨桿靜壓樁······200

5.12 巖石錨桿基礎(chǔ)······202

5.13 沉井與沉箱······202

6 基坑支護施工······206

6.1 一般規(guī)定······206

6.2 灌注樁排樁圍護墻······208

6.3 板樁圍護堵······209

6.4 咬合樁圍護墻······210

6.5 型鋼水泥土攪拌墻······211

6.6 地下連續(xù)墻······218

6.7 水泥土重力式圍護墻······225

6.8 土釘墻······227

6.9 內(nèi)支撐······229

6.10 錨扦(索)······232

6.11 與主體結(jié)構(gòu)相結(jié)合的基坑支護······233

7 地下水控制······237

7.1 一般規(guī)定······237

7.2 集水明排······238

7.3 降水······239

7.4 截水······244

7.5 回灌······245

8 土方施工······247

8.1 一般規(guī)定······247

8.2 基坑開挖······249

8.3 巖石基坑開挖······254

8.1 土方堆放與運輸······255

8.5 基坑回填······256

9 邊坡施工······258

9.1 一般規(guī)定······258

9.2 噴錨支護······258

9.3 擋土墻······258

9.4 邊坡開挖······259

10 安全與綠色施工······264