JGJT128-2019······1

1 總則······11

2 術語和符號······12

2.1 術語······12

2.2 符號······14

3 構配件······19

4 荷載······22

4.1 荷載分類······22

4.2 荷載標準值······23

4.3 荷載設計值······27

4.4 荷載效應組合······28

5 設計計算······31

5.1 一般規(guī)定······31

5.2 門式作業(yè)腳手架計算······34

5.3 連墻件計算······36

5.4 門式支撐架計算······37

5.5 地基承載力驗算······42

5.6 懸挑腳手架支承結構計算······43

6 構造要求······47

6.1 一般規(guī)定······47

6.2 門式作業(yè)腳手架······49

6.3 懸挑腳手架······54

6.4 門式支撐架······57

6.5 移動門式作業(yè)架······63

6.6 地基······63

7 搭設與拆除······65

7.1 施工準備······65

7.2 搭設······66

7.3 拆除······67

8 檢查與驗收······69

8.1 構配件檢查與驗收······69

8.2 搭設檢查與驗收······70

8.3 使用過程中檢查······72

9 安全管理······74

附錄A 門架、配件質量分類······76

附錄B 計算用表······80

附錄C 門式腳手架檢查驗收表······87

本標準用詞說明······90

引用標準名錄······91

附: 條文說明······93

1 總則······96

2 術語和符號······97

2.1 術語······97

2.2 符號······99

3 構配件······100

4 荷載······103

4.1 荷載分類······103

4.2 荷載標準值······104

4.3 荷載設計值······110

4.4 荷載效應組合······110

5 設計計算······114

5.1 一般規(guī)定······114

5.2 門式作業(yè)腳手架計算······120

5.3 連墻件計算······128

5.4 門式支撐架計算······129

5.5 地基承載力驗算······139

5.6 懸挑腳手架支承結構計算······140

6 構造要求······142

6.1 一般規(guī)定······142

6.2 門式作業(yè)腳手架······145

6.3 懸挑腳手架······147

6.4 門式支撐架······149

6.5 移動門式作業(yè)架······153

6.6 地基······154

7 搭設與拆除······155

7.1 施工準備······155

7.2 搭設······155

7.3 拆除······156

8 檢查與驗收······158

8.1 構配件檢查與驗收······158

8.2 搭設檢查與驗收······159

8.3 使用過程中檢查······159

9 安全管理······161

附錄A 門架、配件質量分類······164

附錄B 計算用表······166

附錄C 門式腳手架檢查驗收表······167