最新城市桥梁设计规范.docx

城市桥梁设计标准
中华人民共和国行业标准
cj3 11—2022
P 备案号J1190—2022
城市桥梁设计标准
Code for design o·2
2．1术语 ·2
2．2符号 ····4
3根本规定 ····5
4桥位选择 · ···11
5桥面净空 · 13
6桥梁的平面、纵断面和横断面设计 · 14
7桥梁引道、引桥 · 16
8立交、高架道路桥梁和地下通道 · 18
8．1一般规定 ‘ 18
8，2立交、高架道路桥梁 · o o·19
8．3地下通道 ‘ 20
9桥梁细部构造及附属设施 · 23
9．1桥面铺装 · ···23
9．2桥面与地下通道防水、排水 · 23
9．3桥面伸缩装置 。 25
9．4桥梁支座 · 26
9．5桥梁栏杆 · ···27
9．6照明、节能与环保 · ···27
9．7其他附属设施 - 28
10桥梁上的作用 · ···30 附录A特种荷载及结构验算 · ···36 本标准用词说明 · ···43 引用标准名录 · ···44 附：条文说明 · 45
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Contents
1 GeneraI Provisions 1
2 Terms and Symbols 2
2．1 Terills 2
2 2 Symbols······‘‘·········· ····························-·······-··4
3 Basic Reguirement·· ···· · ······ ············ ···········5
4 Bridge Site Arrangement 1l
5 Clearance above Bridge Floor 13
6 Horizontal Alignment，Vertical Alignment and Cross
Section of Bridge Floor 14
7 Bridge Approach·········· ·········· ··········· ····-······16
8 Grade Separation Junction．Viaduct and Underpass······18
8．1 General Reguirement · 一18
8．2 Grade Separation Junetil3n aad Viaduct 19
8 3 Underpass·-· ·······-·· ·······--·· ·········· ···········20
9 Bridge I)etailings and Attachments ···-·--··· ···-·······23
9．1 Pavement of Bridge Deck - -·23
9．2 Drainage and Waterproofing Design of Bridge Deck and
Underpass 23
9．3 Bridge Expansion Joints 25
9．4 Bridge Bearing 26
9．5 Bridge Railing 27
9．6 Lighting．Energy Saving and Environment Protection 27
9．7 Other Anaehmcnts - 〞28
10 Loads on Bridge 30
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Appendix A Require