JGJT465-2019······1

1 總則······12

2 術(shù)語和符號······13

2.1 術(shù)語······13

2.2 符號······14

3 基本規(guī)定······17

3.1 一般規(guī)定······17

3.2 極限狀態(tài)設(shè)計······17

3.3 耐久性設(shè)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(tài)計算······23

5.1 一般規(guī)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(yàn)算······37

6 正常使用極限狀態(tài)驗(yàn)算······38

6.1 裂縫控制驗(yàn)算······38

6.2 受彎構(gòu)件撓度驗(yàn)算······40

7 局部鋼纖維混凝土結(jié)構(gòu)構(gòu)件······42

7.1 疊合式受彎構(gòu)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(gòu)造規(guī)定······51

9 結(jié)構(gòu)構(gòu)件抗震設(shè)計······53

9.1 一般規(guī)定······53

9.2 框架梁柱節(jié)點(diǎn)······53

9.3 剪力墻及連梁······56

9.4 板柱節(jié)點(diǎn)······57

10 工業(yè)建筑地面······59

10.1 一般規(guī)定······59

10.2 板厚設(shè)計······59

10.3 構(gòu)造規(guī)定······61

11 城鎮(zhèn)道路與橋梁橋面······65

11.1 一般規(guī)定······65

11.2 城鎮(zhèn)道路路面······65

11.3 層布式鋼纖維混凝土復(fù)合路面······68

11.4 城鎮(zhèn)橋梁橋面······69

12 城市隧道、邊坡支護(hù)、建筑結(jié)構(gòu)修復(fù)與加固工程······71

12.1 一般規(guī)定······71

12.2 城市隧道支護(hù)······71

12.3 邊坡支護(hù)工程······74

12.4 修補(bǔ)和加同工程······75

附錄A 鋼纖維混凝土工業(yè)地面設(shè)計計算······79

附錄B 鋼纖維混凝土殘余彎拉強(qiáng)度測試方法······83

本標(biāo)準(zhǔn)用詞說明······89

引用標(biāo)準(zhǔn)名錄······90

附：條文說明······91

1 總則······95

3 基本規(guī)定······97

3.1 一般規(guī)定······97

3.2 極限狀態(tài)設(shè)計······97

3.3 耐久性設(shè)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(tài)計算······105

5.1 一般規(guī)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(yàn)算······114

6 正常使用極限狀態(tài)驗(yàn)算······116

6.1 裂縫控制驗(yàn)算······116

6.2 受彎構(gòu)件撓度驗(yàn)算······117

7 局部鋼纖維混凝土結(jié)構(gòu)構(gòu)件······119

7.1 疊合式受彎構(gòu)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(gòu)造規(guī)定······126

9 結(jié)構(gòu)構(gòu)件抗震設(shè)計······127

9.1 一般規(guī)定······127

9.2 框架梁柱節(jié)點(diǎn)······128

9.3 剪力墻及連梁······129

9.4 板柱節(jié)點(diǎn)······131

10 工業(yè)建筑地面······132

10.1 一般規(guī)定······132

10.2 板厚設(shè)計······132

10.3 構(gòu)造規(guī)定······134

11 城鎮(zhèn)道路與橋梁橋面······135

11.1 一般規(guī)定······135

11.2 城鎮(zhèn)道路路面······135

11.3 層布式鋼纖維混凝土復(fù)合路面······138

11.4 城鎮(zhèn)橋梁橋面······140

12 城市隧道、邊坡支護(hù)、建筑結(jié)構(gòu)修復(fù)與加固工程······142

12.1 一般規(guī)定······142

12.2 城市隧道支護(hù)······144

12.3 邊坡支護(hù)工程······150

12.4 修補(bǔ)和加固工程······150

附錄A 鋼纖維混凝土工業(yè)地面設(shè)計計算······153

附錄B 鋼纖維混凝土殘余彎拉強(qiáng)度測試方法······158