JGJ/T497-2023······1

1 總則······13

2 術語和符號······14

2.1 術語······14

2.2 符號······17

3 結構設計基本規定······19

3.1 一般規定······19

3.2 作用······22

3.3 結構分析······24

3.4 承載能力計算······28

3.5 變形能力驗算······29

3.6 正常使用極限狀態驗算······29

3.7 預應力設計······30

3.8 預應力損失計算······31

4 材料······35

4.1 一般規定······35

4.2 索體和桿體材料······35

4.3 錨具······37

4.4 設計指標······43

4.5 索桿性能和試驗要求······45

5 結構體系······48

5.1 一般規定······48

5.2 預應力拉桿······49

5.3 預應力壓桿······50

5.4 預應力實腹梁······51

5.5 預應力桁架······52

5.6 預應力拱架······57

5.7 預應力門式框架······58

5.8 預應力吊掛結構······59

5.9 預應力立體桁架······60

5.10 預應力網架······62

5.11 預應力網殼······64

5.12 預應力玻璃幕墻結構······68

5.13 索膜結構······70

5.14 預應力框架體系及框架-支撐體系······71

5.15 索穹頂結構······73

6 連接節點······75

6.1 張拉節點······75

6.2 錨固節點······78

6.3 轉折節點······82

6.4 索桿連接節點······85

6.5 拉索交叉節點······89

6.6 玻璃幕墻節點······91

6.7 撐桿節點······93

6.8 支座節點······94

7 施工及驗收······96

7.1 一般規定······96

7.2 安裝······96

7.3 預應力張拉······97

7.4 施工監測······98

7.5 驗收······98

8 防護和維護······100

8.1 防腐······100

8.2 防火······101

8.3 防護······102

8.4 維護······103

附錄A 索體和桿體材料選用表······104

附錄B 錨具材料選用表······105

本標準用詞說明······106

引用標準名錄······107

附：條文說明······109

1 總則······113

3 結構設計基本規定······114

3.1 一般規定······114

3.2 作用······115

3.3 結構分析······115

3.4 承載能力計算······116

3.5 變形能力驗算······117

3.7 預應力設計······117

3.8 預應力損失計算······118

4 材料······119

4.1 一般規定······119

4.2 索體和桿體材料······119

4.3 錨具······119

4.4 設計指標······120

4.5 索桿性能和試驗要求······120

5 結構體系······121

5.1 一般規定······121

5.2 預應力拉桿······121

5.3 預應力壓桿······122

5.4 預應力實腹梁······122

5.5 預應力桁架······122

5.6 預應力拱架······123

5.7 預應力門式框架······124

5.8 預應力吊掛結構······124

5.9 預應力立體銜架······125

5.10 預應力網架······127

5.11 預應力網殼······128

5.12 預應力玻璃幕墻結構······129

5.14 預應力框架體系及框架-支撐體系······130

5.15 索穹頂結構······131

6 連接節點······133

6.1 張拉節點······133

6.2 錨固節點······133

6.3 轉折節點······133

6.4 索桿連接節點······134

6.5 拉索交叉節點······134

6.7 撐桿節點······134

6.8 支座節點······134

7 施工及驗收······135

7.1 一般規定······135

7.2 安裝······135

7.3 預應力張拉······135

7.4 施工監測······136

7.5 驗收······137