内容简介
DB51/T 2597-2019公路桥梁波折钢-混凝土组合桥面板技术规程
2019-09-01实施
2019-08-22发布
目 次
前言 ................................................................................ 1
1 范围 .............................................................................. 1
2 规范性引用文件 .................................................................... 1
3 总则 .............................................................................. 1
4 术语和符号 ........................................................................ 2
4.1 术语 .......................................................................... 2
4.2 符号 .......................................................................... 3
5 材料 .............................................................................. 6
5.1 波折底钢板 .................................................................... 6
5.2 钢筋剪力键 .................................................................... 7
5.3 混凝土 ........................................................................ 7
6 基本规定 .......................................................................... 8
6.1 一般规定 ...................................................................... 8
6.2 计算规定 ...................................................................... 9
7 承载能力极限状态计算 ............................................................. 10
7.1 一般规定 ..................................................................... 10
7.2 正弯矩截面抗弯承载能力 ....................................................... 11
7.3 负弯矩截面抗弯承载能力 ....................................................... 12
7.4 抗冲切承载能力 ............................................................... 13
7.5 斜截面抗剪承载能力 ........................................................... 14
7.6 剪力键计算 ................................................................... 14
8 正常使用极限状态计算 ............................................................. 15
8.1 一般规定 ..................................................................... 15
8.2 挠度与预拱度 ................................................................. 15
8.3 裂缝宽度 ..................................................................... 16
8.4 动力特性 ..................................................................... 16
9 施工计算 ......................................................................... 17
9.1 一般规定 ..................................................................... 17
9.2 计算原则 ..................................................................... 17
9.3 强度与刚度 ................................................................... 17
10 构造要求 ........................................................................ 18
10.1 一般规定 .................................................................... 18
10.2 底钢板、封头钢板与剪力键 ........................................... 18
10.3 钢筋 ........................................................................ 20
10.4 混凝土板 .................................................................... 21
10.5 耐久性 ...................................................................... 21
11 施工 ............................................................................ 21
11.1 钢结构 ...................................................................... 21
11.2 浇注混凝土 .................................................................. 22
12 质量验收 ........................................................................ 22