JGJT465-2019······1

1 總則······12

2 術語和符號······13

2.1 術語······13

2.2 符號······14

3 基本規定······17

3.1 一般規定······17

3.2 極限狀態設計······17

3.3 耐久性設計······18

4 材料······19

4.1 鋼纖維······19

4.2 鋼纖維混凝土······19

4.3 鋼筋······22

5 承載能力極限狀態計算······23

5.1 一般規定······23

5.2 正截面承載力計算······23

5.3 斜截面承載力計算······30

5.4 扭曲截面承載力計算······33

5.5 受沖切承載力計算······33

5.6 局部受壓承載力計算······34

5.7 疲勞驗算······37

6 正常使用極限狀態驗算······38

6.1 裂縫控制驗算······38

6.2 受彎構件撓度驗算······40

7 局部鋼纖維混凝土結構構件······42

7.1 疊合式受彎構件······42

7.2 局部鋼纖維混凝土深梁······44

7.3 牛腿······45

7.4 樁基承臺······46

8 構造規定······51

9 結構構件抗震設計······53

9.1 一般規定······53

9.2 框架梁柱節點······53

9.3 剪力墻及連梁······56

9.4 板柱節點······57

10 工業建筑地面······59

10.1 一般規定······59

10.2 板厚設計······59

10.3 構造規定······61

11 城鎮道路與橋梁橋面······65

11.1 一般規定······65

11.2 城鎮道路路面······65

11.3 層布式鋼纖維混凝土復合路面······68

11.4 城鎮橋梁橋面······69

12 城市隧道、邊坡支護、建筑結構修復與加固工程······71

12.1 一般規定······71

12.2 城市隧道支護······71

12.3 邊坡支護工程······74

12.4 修補和加同工程······75

附錄A 鋼纖維混凝土工業地面設計計算······79

附錄B 鋼纖維混凝土殘余彎拉強度測試方法······83

本標準用詞說明······89

引用標準名錄······90

附：條文說明······91

1 總則······95

3 基本規定······97

3.1 一般規定······97

3.2 極限狀態設計······97

3.3 耐久性設計······98

4 材料······99

4.1 鋼纖維······99

4.2 鋼纖維混凝土······100

4.3 鋼筋······104

5 承載能力極限狀態計算······105

5.1 一般規定······105

5.2 正截面承載力計算······105

5.3 斜截面承載力計算······109

5.4 扭曲截面承載力計算······111

5.5 受沖切承載力計算······112

5.6 局部受壓承載力計算······113

5.7 疲勞驗算······114

6 正常使用極限狀態驗算······116

6.1 裂縫控制驗算······116

6.2 受彎構件撓度驗算······117

7 局部鋼纖維混凝土結構構件······119

7.1 疊合式受彎構件······119

7.2 局部鋼纖維混凝土深梁······120

7.3 牛腿······121

7.4 樁基承臺······122

8 構造規定······126

9 結構構件抗震設計······127

9.1 一般規定······127

9.2 框架梁柱節點······128

9.3 剪力墻及連梁······129

9.4 板柱節點······131

10 工業建筑地面······132

10.1 一般規定······132

10.2 板厚設計······132

10.3 構造規定······134

11 城鎮道路與橋梁橋面······135

11.1 一般規定······135

11.2 城鎮道路路面······135

11.3 層布式鋼纖維混凝土復合路面······138

11.4 城鎮橋梁橋面······140

12 城市隧道、邊坡支護、建筑結構修復與加固工程······142

12.1 一般規定······142

12.2 城市隧道支護······144

12.3 邊坡支護工程······150

12.4 修補和加固工程······150

附錄A 鋼纖維混凝土工業地面設計計算······153

附錄B 鋼纖維混凝土殘余彎拉強度測試方法······158