1 總則······17

2 術(shù)語和符號(hào)······18

2.1 術(shù)語······18

2.2 符號(hào)······20

3 基本規(guī)定······23

3.1 一般規(guī)定······23

3.2 設(shè)計(jì)計(jì)算原則······24

3.3 加固方法及配合使用的技術(shù)······26

4 材料······27

4.1 混凝土······27

4.2 鋼材及焊接材料······27

4.3 纖維和纖維復(fù)合材······29

4.4 結(jié)構(gòu)加固用膠粘劑······32

4.5 鋼絲繩······33

4.6 聚合物改性水泥砂漿······35

4,7 阻銹劑······35

5 增大截面加固法······37

5.1 設(shè)計(jì)規(guī)定······37

5.2 受彎構(gòu)件正截面加固計(jì)算······37

5.3 受彎構(gòu)仵斜截面加固計(jì)算······39

5.4 受壓構(gòu)件正截面加團(tuán)計(jì)算······41

5.5 構(gòu)造規(guī)定······44

6 置換混凝土加固法······47

6.1 設(shè)計(jì)規(guī)定······47

6.2 加固計(jì)算······47

6.3 構(gòu)造規(guī)定······49

7 體外預(yù)應(yīng)力加固法······51

7.l 設(shè)計(jì)規(guī)定······51

7.2 無粘結(jié)鋼絞線體外預(yù)應(yīng)力的加固計(jì)算······51

7.3 普通鋼筋體外預(yù)應(yīng)力的加固計(jì)算······54

7.4 型鋼預(yù)應(yīng)力撐桿的加固計(jì)算······55

7.5 無粘結(jié)鋼絞線體外預(yù)應(yīng)力構(gòu)造規(guī)定······58

7.6 普通鋼筋體外預(yù)應(yīng)力構(gòu)造規(guī)定······65

7.7 型鋼預(yù)應(yīng)力撐桿構(gòu)造規(guī)定······67

8 外包型鋼加固法······70

8.1 設(shè)計(jì)規(guī)定······70

8.2 外粘型鋼加固計(jì)算······71

8.3 構(gòu)造規(guī)定······74

9 粘貼鋼板加固法······77

9.1 設(shè)計(jì)規(guī)定······77

9.2 受彎構(gòu)件正截面加固計(jì)算······77

9.3 受彎構(gòu)件斜截面加固計(jì)算······82

9.4 大偏心受壓構(gòu)件正截面加固計(jì)算······84

9.5 受拉構(gòu)件正截面加固計(jì)算······86

9.6 構(gòu)造規(guī)定······86

10 粘貼纖維復(fù)合材加固法······91

l0.1 設(shè)計(jì)規(guī)定······91

10.2 受彎構(gòu)件正截面加固計(jì)算······92

10.3 受彎構(gòu)件斜截面加固計(jì)算······96

10.4 受壓構(gòu)件正截面加固計(jì)算······99

10.5 框架柱斜截面加固計(jì)算······101

10.6 大偏心受壓構(gòu)件加固計(jì)算······102

10.7 受拉構(gòu)件正截面加固計(jì)算······103

10.8 提高柱的延性的加固計(jì)算······104

11 預(yù)應(yīng)力碳纖維復(fù)合板加固法······111

11.1 設(shè)計(jì)規(guī)定······111

11.2 預(yù)應(yīng)力碳纖維復(fù)合板加固受彎構(gòu)件······113

11.3 構(gòu)造要求······119

11.4 設(shè)計(jì)對(duì)施工的要求······123

12 增設(shè)支點(diǎn)加固法······124

12.1 設(shè)計(jì)規(guī)定······124

12.2 加固計(jì)算······124

12.3 構(gòu)造規(guī)定······125

13 預(yù)張緊鋼絲繩網(wǎng)片-聚合物砂漿面層加固法······128

13.1 設(shè)計(jì)規(guī)定······128

13.2 受彎構(gòu)件正截面加固計(jì)算······129

13.3 受彎構(gòu)件斜截面加固計(jì)算······135

13.4 構(gòu)造規(guī)定······137

14 繞絲加固法······141

14.1 設(shè)計(jì)規(guī)定······141

14.2 柱的抗震加固計(jì)算······141

14.3 構(gòu)造規(guī)定······142

15 植筋技術(shù)······143

15.1 設(shè)計(jì)規(guī)定······143

15.2 錨固計(jì)算······144

15.3 構(gòu)造規(guī)定······146

16 錨栓技術(shù)······149

16.1 設(shè)計(jì)規(guī)定······149

16.2 錨栓鋼材承載力驗(yàn)算······151

16.3 基材混凝土承載力驗(yàn)算······153

16.4 構(gòu)造規(guī)定······160

17 裂縫修補(bǔ)技術(shù)······162

17.1 設(shè)計(jì)規(guī)定······162

17.2 裂縫修補(bǔ)要求······163

附錄A 既有建筑物結(jié)構(gòu)荷載標(biāo)準(zhǔn)值的確定方法······164

附錄B 既有結(jié)構(gòu)混凝土回彈值齡期修正的規(guī)定······167

附錄C 錨固用快固膠粘結(jié)拉伸抗剪強(qiáng)度測(cè)定法之一鋼套筒法······168

附錄D 錨固型快固結(jié)構(gòu)膠抗震性能檢驗(yàn)方法······172

附錄E 既有混凝土結(jié)構(gòu)鋼筋阻銹方法······177

附錄F 錨栓連接受力分析方法······181

本規(guī)范用詞說明······185

引用標(biāo)準(zhǔn)名錄······186

附:條文說明······188

1 總則······194

2 術(shù)語和符號(hào)······195

2.1 術(shù)語······195

2.2 符號(hào)······195

3 基本規(guī)定······196

3.1 一般規(guī)定······196

3.2 設(shè)計(jì)計(jì)算原則······198

3.3 加固方法及配合使用的技術(shù)······200

4 材料······201

4.1 混凝土······201

4.2 鋼材及焊接材料······202

4.3 纖維和纖維復(fù)合材······202

4.4 結(jié)構(gòu)加固用膠粘劑······205

4.5 鋼絲繩······208

4.6 聚合物改性水泥砂漿······210

4.7 阻銹劑······211

5 增大截面加固法······213

5.1 設(shè)計(jì)規(guī)定······213

5.2 受彎構(gòu)件正截面加固計(jì)算······214

5.3 受彎構(gòu)件斜截面加固計(jì)算······215

5.4 受壓構(gòu)件正截面加固計(jì)算······215

5.5 構(gòu)造規(guī)定······217

6 置換混凝土加固法······219

6.1 設(shè)計(jì)規(guī)定······219

6.2 加固計(jì)算······220

6.3 構(gòu)造規(guī)定······220

7 體外預(yù)應(yīng)力加固法······221

7.l 設(shè)計(jì)規(guī)定······221

7.2 無粘結(jié)鋼絞線體外預(yù)應(yīng)力的加固計(jì)算······223

7.3 普通鋼筋體外預(yù)應(yīng)力的加固計(jì)算······225

7.4 型鋼預(yù)應(yīng)力撐桿的加固計(jì)算······226

7.5 無粘結(jié)鋼絞線體外預(yù)應(yīng)力構(gòu)造規(guī)定······227

7.6 普通鋼筋體外預(yù)應(yīng)力構(gòu)造規(guī)定······229

7.7 型鋼預(yù)應(yīng)力撐桿構(gòu)造規(guī)定······229

8 外包型鋼加固法······230

8.1 設(shè)計(jì)規(guī)定······230

8.2 外粘型鋼加固計(jì)算······231

8.3 構(gòu)造規(guī)定······231

9 粘貼鋼板加固法······233

9.1 設(shè)計(jì)規(guī)定······233

9.2 受彎構(gòu)件正截面加固計(jì)算······234

9.3 受彎構(gòu)件斜截面加固計(jì)算······237

9.4 大偏心受壓構(gòu)件正截面加固計(jì)算······238

9.5 受拉構(gòu)件正截面加固計(jì)算······238

9.6 構(gòu)造規(guī)定······238

10 粘貼纖維復(fù)合材加固法······240

10.1 設(shè)計(jì)規(guī)定······240

10.2 受彎構(gòu)件正截面加固計(jì)算······241

10.3 受彎構(gòu)件斜截面加固計(jì)算······244

10.4 受壓構(gòu)件正截面加固計(jì)算······245

10.5 框架柱斜截面加固計(jì)算······245

10.6 大偏心受壓構(gòu)件加固計(jì)算······245

10.7 受拉構(gòu)件正截面加固計(jì)算······246

10.8 提高柱的延性的加圍計(jì)算······246

l0.9 構(gòu)造規(guī)定······247

11 預(yù)應(yīng)力碳纖維復(fù)合板加固法······248

11.1 設(shè)計(jì)規(guī)定······248

11.2 預(yù)應(yīng)力碳纖維復(fù)合板加固受彎構(gòu)件······248

11.3 構(gòu)造要求······249

12 增設(shè)支點(diǎn)加固法······250

12.l 設(shè)計(jì)規(guī)定······250

12.2 加固計(jì)算······251

12.3 構(gòu)造規(guī)定······251

13 預(yù)張緊鋼絲繩網(wǎng)片-聚合物砂漿面層加固法······252

13.1 設(shè)計(jì)規(guī)定······252

13.2 受彎構(gòu)件正截面加固計(jì)算······253

13.3 受彎構(gòu)件斜截面加固計(jì)算······254

13.4 構(gòu)造規(guī)定······254

14 繞絲加固法······255

14.1 設(shè)計(jì)規(guī)定······255

14.2 柱的抗震加固計(jì)算······255

14.3 構(gòu)造規(guī)定······255

15 植筋技術(shù)······257

15.1 設(shè)計(jì)規(guī)定······257

15.2 錨固計(jì)算······258

15.3 構(gòu)造規(guī)定······260

16 錨拴技術(shù)······261

16.1 設(shè)計(jì)規(guī)定······261

16.2 錨栓鋼材承載力驗(yàn)算······262

16.3 基材混凝土承載力驗(yàn)算······263

16.4 構(gòu)造規(guī)定······263

17 裂縫修補(bǔ)技術(shù)······265

17.1 設(shè)計(jì)規(guī)定······265

17.2 裂縫修補(bǔ)要求······267

附錄A 既有建筑物結(jié)構(gòu)荷載標(biāo)準(zhǔn)值的確定方法······268

附錄B 既有結(jié)構(gòu)混凝土回彈值齡期修正的規(guī)定······269

附錄C 錨固用快固膠粘結(jié)拉伸抗剪強(qiáng)度測(cè)定法之一鋼套筒法······270

附錄D 錨固型快固結(jié)構(gòu)膠抗震性能檢驗(yàn)方法······271

附錄E 既有混凝土結(jié)構(gòu)鋼筋阻銹方法······272

附錄F 錨栓連接受力分析方法······273