本規(guī)范的主要技術(shù)內(nèi)容是:1.總則；2.術(shù)語(yǔ)和符號(hào)；3.材料；4.基本規(guī)定；5.承載能力極限狀態(tài)計(jì)算；6.正常使用極限狀態(tài)驗(yàn)算；7.超長(zhǎng)結(jié)構(gòu)的預(yù)應(yīng)力設(shè)計(jì)；8.預(yù)應(yīng)力型鋼混凝土及預(yù)應(yīng)力鋼與混凝土組合梁設(shè)計(jì)；9.體外預(yù)應(yīng)力混凝土結(jié)構(gòu)設(shè)計(jì)；10.纖維增強(qiáng)復(fù)合材料預(yù)應(yīng)力筋混凝土結(jié)構(gòu)設(shè)計(jì)；11.構(gòu)造規(guī)定。

JGJ369-2016······1

1 總則······13

2 術(shù)語(yǔ)和符號(hào)······14

2.1 術(shù)語(yǔ)······14

2.2 符號(hào)······16

3 材料······22

3.1 混凝土及預(yù)應(yīng)力鋼筋······22

3.2 纖維增強(qiáng)復(fù)合材料筋······23

3.3 預(yù)應(yīng)力筋用錨具和連接器······25

3.4 孔道與灌漿材料······26

4 基本規(guī)定······27

4.1 一般規(guī)定······27

4.2 結(jié)構(gòu)內(nèi)力分析······29

4.3 預(yù)應(yīng)力損失值計(jì)算······29

4.4 施丁階段驗(yàn)算······39

4.5 抗震設(shè)計(jì)······40

4.6 耐久性規(guī)定······41

5 承載能力極限狀態(tài)計(jì)算······44

5.1 一般規(guī)定······44

5.2 正截面受彎承載力計(jì)算······51

5.3 正截面受拉承載力計(jì)算······55

5.4 正截面受壓承載力計(jì)算······57

5.5 斜截面承載力計(jì)算······60

5.6 扭曲截面承載力計(jì)算······66

5.7 受沖切承載力計(jì)算······68

5.8 局部受壓承載力計(jì)算及錨固區(qū)設(shè)計(jì)······71

5.9 疲勞驗(yàn)算······76

6 正常使用極限狀態(tài)驗(yàn)算······80

6.1 應(yīng)力驗(yàn)算······80

6.2 受彎構(gòu)件撓度驗(yàn)算······83

6.3 裂縫控制驗(yàn)算······86

7 超長(zhǎng)結(jié)構(gòu)的預(yù)應(yīng)力設(shè)計(jì)······93

7.1 一般規(guī)定······93

7.2 計(jì)算分析······93

7.3 設(shè)計(jì)原則······94

7.4 構(gòu)造措施及施工要求······96

8 預(yù)應(yīng)力型鋼混凝土及預(yù)應(yīng)力鋼與混凝土組合梁設(shè)計(jì)······98

8.1 一般規(guī)定······98

8.2 承載能力極限狀態(tài)計(jì)算······100

8.3 裂縫寬度驗(yàn)算······106

8.4 撓度驗(yàn)算······110

9 體外預(yù)應(yīng)力混凝土結(jié)構(gòu)設(shè)計(jì)······112

9.1 一般規(guī)定······112

9.2 承載能力極限狀態(tài)計(jì)算······113

9.3 正常使用極限狀態(tài)驗(yàn)算······114

9.4 構(gòu)造要求······116

10 纖維增強(qiáng)復(fù)合材料預(yù)應(yīng)力筋混凝土結(jié)構(gòu)設(shè)計(jì)······120

10.1 一般規(guī)定······22

10.2 預(yù)應(yīng)力損失······120

10.3 承載能力極限狀態(tài)驗(yàn)算······121

10.4 正常使用極限狀態(tài)驗(yàn)算······126

10.5 構(gòu)造要求······127

11 構(gòu)造規(guī)定······128

11.1 一般規(guī)定······128

11.2 先張構(gòu)件······130

11.3 后張構(gòu)件······131

附錄A 常用線型布筋形式下預(yù)應(yīng)力混凝土框架的約束次內(nèi)力計(jì)算公式······134

附錄B 常用體外預(yù)應(yīng)力線型布置及次內(nèi)力計(jì)算······136

本規(guī)范用詞說(shuō)明······140

引用標(biāo)準(zhǔn)名錄······141

附：條文說(shuō)明······142

1 總則······146

2 術(shù)語(yǔ)和符號(hào)······147

2.1 術(shù)語(yǔ)······147

3 材料······148

3.1 混凝土及預(yù)應(yīng)力鋼筋······148

3.2 纖維增強(qiáng)復(fù)合材料筋······150

3.3 預(yù)應(yīng)力筋用錨具和連接器······151

3.4 孔道與灌漿材料······154

4 基本規(guī)定······155

4.1 一般規(guī)定······155

4.2 結(jié)構(gòu)內(nèi)力分析······157

4.3 預(yù)應(yīng)力損失值計(jì)算······158

4.4 施工階段驗(yàn)算······159

4.5 抗震設(shè)計(jì)······160

4.6 耐久性規(guī)定······160

5 承載能力極限狀態(tài)計(jì)算······163

5.1 一般規(guī)定······163

5.2 正截面受彎承載力計(jì)算······163

5.3 正截面受拉承載力計(jì)算······165

5.4 正截面受壓承載力計(jì)算······166

5.5 斜截面承載力計(jì)算······167

5.6 扭曲截面承載力計(jì)算······169

5.7 受沖切承載力計(jì)算······170

5.8 局部受壓承載力計(jì)算及錨固區(qū)設(shè)計(jì)······172

5.9 疲勞驗(yàn)算······174

6 正常使用極限狀態(tài)驗(yàn)算······175

6.1 應(yīng)力驗(yàn)算······175

6.2 受彎構(gòu)件撓度驗(yàn)算······176

6.3 裂縫控制驗(yàn)算······177

7 超長(zhǎng)結(jié)構(gòu)的預(yù)應(yīng)力設(shè)計(jì)······178

7.1 一般規(guī)定······178

7.2 計(jì)算分析······181

7.3 設(shè)計(jì)原則······182

7.4 構(gòu)造措施及施工要求······183

8 預(yù)應(yīng)力型鋼混凝土及預(yù)應(yīng)力鋼與混凝土組合梁設(shè)計(jì)······187

8.1 一般規(guī)定······187

8.2 承載能力極限狀態(tài)計(jì)算······190

8.3 裂縫寬度驗(yàn)算······191

8.4 撓度驗(yàn)算······192

9 體外預(yù)應(yīng)力混凝土結(jié)構(gòu)設(shè)計(jì)······193

9.1 一般規(guī)定······193

9.2 承載能力極限狀態(tài)計(jì)算······194

9.3 正常使用極限狀態(tài)驗(yàn)算······195

9.4 構(gòu)造要求······196

10 纖維增強(qiáng)復(fù)合材料預(yù)應(yīng)力筋混凝土結(jié)構(gòu)設(shè)計(jì)······197

10.1 一般規(guī)定······197

10.2 預(yù)應(yīng)力損失······198

10.3 承載能力極限狀態(tài)驗(yàn)算······198

10.4 正常使用極限狀態(tài)驗(yàn)算······200

10.5 構(gòu)造要求······200

11 構(gòu)造規(guī)定······201

11.1 一般規(guī)定······201

11.2 先張構(gòu)件······201

11.3 后張構(gòu)件······201