2　术语和符号

• 2.1　术　　语

• 2.2　符　　号

3　基本规定

• 3.1　一般规定

• 3.2　设计原则

• 3.3　施工原则

4　增大截面加固

• 4.1　一般规定

• 4.2　加固方法

• 4.3　设计要求

• 4.4　构造和施工要求

5　粘贴钢板加固

• 5.1　一般规定

• 5.2　设计要求

• 5.3　构造和施工要求

6　调整主拱圈压力线加固

• 6.1　一般规定

• 6.2　加固方法

• 6.3　设计要求

• 6.4　构造和施工要求

7　侧墙对拉锚杆自平衡框架加固

• 7.1　一般规定

• 7.2　构造和施工要求

8　凿除并重建整体式桥面板

• 8.1　一般规定

• 8.2　设计要求

• 8.3　构造和施工要求

10　上部结构拓宽改造

• 10.1　改造拱上建筑同时拓宽桥面系

• 10.2　增设整体式桥面板（梁）同时拓宽桥面系

11　施工安全与工程验收

• 11.1　施工安全

• 11.2　工程验收

附录A　混凝土构件表层缺陷修复

• A.1　混凝土构件破损修复

• A.2　钢筋防锈处理

2　Terms and symbols

• 2.1　Terms

• 2.2　Symbols

3　Basic requirements

• 3.1　General requirements

• 3.2　Design principles

• 3.3　Construction principles

4　Strengthening with reinforced concrete

• 4.1　General requirements

• 4.2　Strengthening methods

• 4.3　Design requirements

• 4.4　Requirements of structure and construction

5　Strengthening with bonded steel plate

• 5.1　General requirements

• 5.2　Design requirements

• 5.3　Requirements of structure and construction

6　Strengthening with adjustment of pressureline of main arch

• 6.1　General requirements

• 6.2　Strengthening methods

• 6.3　Design requirements

• 6.4　Requirements of structure and construction

7　Strengthening with counter-pulled bolts and self-balanced framework of side-wall

• 7.1　General requirements

• 7.2　Requirements of structure and construction

8　Removing and reconstruction for integratedbridge deck

• 8.1　General requirements

• 8.2　Design requirements

• 8.3　Requirements of structure and construction

10　Widening superstructure

• 10.1　Widening floor system and reforming spandrelconstruction

• 10.2　Widening floor system and adding integratedbridge deck

11　Construction safety and engineering acceptance 11.1　Construction safety

• 11.1　Construction safety

• 11.2　Engineering acceptance

Appendix A　Defect repair of concrete member'ssurface