内容简介
DB42/T 1195-2016公路波纹钢埋置式桥涵设计与施工规范
Code for design and construction ofcorrugated steel buried bridges and culverts for highways
2016-12-28实施
2016-09-28发布
目 次
前言 ...............................................................................1
引言 ................................................................................1
1 总则 ............................................................................... 1
2 规范性引用文件 ..................................................................... 1
3 术语与定义 ......................................................................... 2
4 一般规定 ........................................................................... 5
4.1 应用原则 ....................................................................... 5
4.2 适用条件 ....................................................................... 5
4.3 波纹钢埋置式桥涵结构 ........................................................... 5
4.4 附属设施 ....................................................................... 8
4.5 结构材料 ....................................................................... 9
4.6 布设基本要求 .................................................................. 11
4.7 桥涵水力水文计算 .............................................................. 11
4.8 构造要求 ...................................................................... 12
5 结构设计 .......................................................................... 15
5.1 一般规定 ...................................................................... 15
5.2 极限状态设计 .................................................................. 15
5.3 容许应力设计 .................................................................. 23
6 进出口设计 ........................................................................ 26
6.1 一般规定 ...................................................................... 26
6.2 进出口构造设计 ................................................................ 26
6.3 进出口沟床加固及防护设计 ...................................................... 29
6.4 斜交涵洞洞口处理 .............................................................. 30
7 地基与基础设计 .................................................................... 30
7.1 地基设计 ...................................................................... 30
7.2 基础设计 ...................................................................... 32
8 耐久性设计 ........................................................................ 34
8.1 耐久性影响因素 ................................................................ 34
8.2 腐蚀分级与磨蚀分级 ............................................................ 34
8.3 防腐蚀与磨蚀材料质量要求 ...................................................... 34
8.4 耐久性设计方法 ................................................................ 36
9 施工 .............................................................................. 39
9.1 地基施工 ...................................................................... 40
9.2 结构安装 ...................................................................... 41
9.3 回填 .......................................................................... 44
10 质量检验评定标准 ................................................................. 44
10.1 一般规定 ..................................................................... 44
10.2 材料检验 ..................................................................... 44
10.3 安装检验 ..................................................................... 45
10.4 形状检验 ..................................................................... 45
附 录 A （规范性附录） 用词说明 .................................................... 47
附 录 B （资料性附录） 设计流程图 .................................................. 48
附 录 C （资料性附录） 纵向螺栓接缝承载力试验 ...................................... 51
附 录 D （资料性附录） 常用波纹钢管规格表 .......................................... 53