内容简介
DBJT45/T 014-2020公路钢波纹管涵洞设计施工技术指南
Technical guide for design and construction of highway steel corrugatedpipe culverts
2020-08-20实施
2020-07-27发布
目 次
前言 ................................................................................1
1 范围 .............................................................................. 1
2 规范性引用文件 .................................................................... 1
3 术语和定义 ........................................................................ 1
4 总则 .............................................................................. 5
5 基本规定 .......................................................................... 5
5.1 应用原则 ...................................................................... 5
5.2 适用条件 ...................................................................... 5
5.3 结构类型 ...................................................................... 6
5.4 附属设施 ...................................................................... 7
5.5 布设基本要求 .................................................................. 7
5.6 水力水文计算 .................................................................. 7
6 材料 .............................................................................. 8
6.1 主结构材料 .................................................................... 8
6.2 连接件材料 .................................................................... 8
6.3 焊接材料 ...................................................................... 8
6.4 密封材料 ...................................................................... 8
6.5 防腐材料 ...................................................................... 8
6.6 附属结构材料 .................................................................. 9
6.7 结构性回填材料 ................................................................ 9
7 结构设计 ......................................................................... 10
7.1 一般规定 ..................................................................... 10
7.2 作用 ......................................................................... 10
7.3 结构内力计算 ................................................................. 11
7.4 结构验算 ..................................................................... 12
8 构造规定 ......................................................................... 16
8.1 洞身构造 ..................................................................... 16
8.2 洞口构造 ..................................................................... 18
8.3 进出口沟床加固及防护设计 .......................................... 19
9 地基 ............................................................................. 19
9.1 管基 ......................................................................... 19
9.2 沉降要求 ..................................................................... 20
9.3 地基处理 ..................................................................... 20
10 耐久性设计 ...................................................................... 21
10.1 一般规定 ..................................................................... 21
10.2 涂层与内衬的选择 ............................................................. 21
11 施工 ............................................................................. 22
11.1 施工流程 ..................................................................... 22
11.2 地基、管基施工 ............................................................... 23
11.3 装卸与运输 ................................................................... 23
11.4 涂层损坏的修复 ............................................................... 23
11.5 洞身安装 ..................................................................... 23
11.6 回填 ......................................................................... 24
11.7 洞口 ......................................................................... 25
12 质量检验评定标准 ................................................................. 25
12.1 一般规定 ..................................................................... 25
12.2 材料检验 ..................................................................... 25
12.3 安装检验 ..................................................................... 25
12.4 外观检查 ..................................................................... 26
12.5 形状检验 ..................................................................... 26
12.6 施工监督与控制 ............................................................... 26
12.7 质量验收 ..................................................................... 26
12.8 质量验收标准 ................................................................. 27
13 运营检查、维护与修复 ............................................................. 27
附录 A（资料性附录） 钢波纹管涵洞的类型与功能........................................ 28
附录 B（资料性附录） 波纹截面图及截面特征参数........................................ 29
附录 C（资料性附录） 设计总流程图 ................................................... 34
附录 D（资料性附录） 接缝强度试验方法 ............................................... 36
附录 E（资料性附录） 广西土壤类型表 ................................................. 38