本規范共分13 章和2 個附錄，主要技術內容包括2 總則、術語和符號、基本規定、材料、鋼筋混凝土面層加固法、鋼筋網水泥砂漿面層加固法、外包型鋼加固法、外加預應力撐桿加固法、粘貼纖維復合材加固法、鋼絲繩網-聚合物改性水泥砂漿面層加固法、增設砌體扶壁柱加固法、砌體結構構造性加固法、砌體裂縫修補法。

GB50702-2011······1

1 總則······13

2 術語和符號······14

2.1 術語······14

2.2 符號······15

3 基本規定······17

3.1 一般規定······17

3.2 設計計算原則······18

3.3 加固方法及配合使用的技術······20

4 材料······22

4.1 砌筑材料······22

4.2 混凝土原材料······22

4.3 鋼材及焊接材料······23

4.4 鋼絲繩······25

4.5 纖維復合材······26

4.6 結構膠粘劑······28

4.7 聚合物改性水泥砂漿······28

4.8 氣體裂縫修補材料······30

4.9 防裂用短纖維······31

5 鋼筋混凝土面層加固法······33

5.1 一般規定······33

5.2 砌體受壓加固······34

5.3 砌體抗剪加固······37

5.4 砌體抗震加固······37

5.5 構造規定······38

6 鋼筋網水泥砂漿面層加固法······40

6.1 一般規定······40

6.2 砌體受壓加固······40

6.3 砌體抗剪加固······43

6.4 砌體抗震加固······43

6.5 構造規定······44

7 外包型鋼加固法······47

7.1 一般規定······47

7.2 計算方法······47

7.3 構造規定······49

8 外加預應力撐桿加固法······51

8.1 一般規定······51

8.2 計算方法······52

8.3 構造規定······54

9 粘貼纖維復合材加固法······56

9.1 一般規定······56

9.2 砌體抗剪加固······57

9.3 砌體抗震加固······59

9.4 構造規定······59

10 鋼絲繩網-聚合物改性水泥砂漿面層加固法······61

10.1 一般規定······61

10.2 砌體抗剪加固······62

10.3 砌體抗震加固······63

10.4 構造規定······64

11 增設砌體扶壁柱加固法······66

11.1 計算方法······66

11.2 構造規定······66

12 砌體結構構造性加固法······69

12.1 增設圈梁加固······69

12.2 增設構造柱加固······71

12.3 增設梁墊加固······72

12.4 砌體局部拆砌······72

13 砌體裂縫修補法······74

13.1 一般規定······74

13.2 填縫法······74

13.3 壓漿法······75

13.4 外加網片法······77

13.5 置換法······77

附錄A 已有建筑物結構荷載標準值的確定······79

附錄B 粘貼材料粘合加固材與基材的正拉粘結強度實驗室測定方法及評定標準······82

本規范用詞說明······89

引用標準名錄······90

附:條文說明······92

1 總則······97

2 術語和符號······98

2.1 術語······98

2.2 符號······98

3 基本規定······99

3.1 一般規定······99

3.2 設計計算原則······102

3.3 加固方法及配合使用的技術······103

4 材料······104

4.1 砌筑材料······104

4.2 混凝土原材料······104

4.3 鋼材及焊接材料······105

4.4 鋼絲繩······106

4.5 纖維復合材······106

4.6 結構膠粘劑······109

4.7 聚合物改性水泥砂漿······111

4.8 氣體裂縫修補材料······113

4.9 防裂用短纖維······113

5 鋼筋混凝土面層加固法······114

5.1 一般規定······114

5.2 砌體受壓加固······114

5.3 砌體抗剪加固······116

5.4 砌體抗震加固······116

5.5 構造規定······116

6 鋼筋網水泥砂漿面層加固法······118

6.1 一般規定······118

6.2 砌體受壓加固······118

6.3 砌體抗剪加固······118

6.4 砌體抗震加固······119

6.5 構造規定······119

7 外包型鋼加固法······120

7.1 一般規定······120

7.2 計算方法······120

7.3 構造規定······121

8 外加預應力撐桿加固法······123

8.1 一般規定······123

8.2 計算方法······123

8.3 構造規定······123

9 粘貼纖維復合材加固法······124

9.1 一般規定······124

9.2 砌體抗剪加固······125

9.3 砌體抗震加固······125

9.4 構造規定······126

10 鋼絲繩網-聚合物改性水泥砂漿面層加固法······127

10.1 一般規定······127

10.2 砌體抗剪加固······128

10.3 砌體抗震加固······128

10.4 構造規定······128

11 增設砌體扶壁柱加固法······129

11.1 計算方法······129

11.2 構造規定······129

12 砌體結構構造性加固法······130

12.1 增設圈梁加固······130

12.2 增設構造柱加固······131

12.3 增設梁墊加固······133

12.4 砌體局部拆砌······133

13 砌體裂縫修補法······135

13.1 一般規定······135

13.2 填縫法······135

13.3 壓漿法······135

13.4 外加網片法······136

13.5 置換法······136