内容简介
DB63/T 1850-2020公路波纹钢板挡土墙设计规范
2020-12-31实施
2020-11-12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 材料及构件 ........................................................................ 3
4.1 波纹钢面板 .................................................................... 3
4.2 筋带 .......................................................................... 5
4.3 连接件 ........................................................................ 5
4.4 加劲肋 ........................................................................ 7
4.5 排水材料 ...................................................................... 8
4.6 防腐材料 ...................................................................... 8
4.7 加筋体填料 .................................................................... 8
4.8 基础及附属工程材料 ............................................................ 9
5 构造设计 .......................................................................... 9
5.1 总体构造 ...................................................................... 9
5.2 地基及基础 ................................................................... 10
5.3 墙身断面形式 ................................................................. 10
5.4 波纹钢面板连接 ............................................................... 12
5.5 加劲肋布置 ................................................................... 13
5.6 加筋体 ....................................................................... 14
5.7 排水 ......................................................................... 16
6 设计验算 ......................................................................... 17
6.1 一般规定 ..................................................................... 17
6.2 地基沉降计算 ................................................................. 17
6.3 荷载 ......................................................................... 18
6.4 波纹钢板面板计算 ............................................................. 18
6.5 稳定验算 ..................................................................... 18
6.6 抗冻胀力计算 ................................................................. 18
7 防腐 ............................................................................. 18
7.1 镀锌防腐 ..................................................................... 18
7.2 防腐涂装 ..................................................................... 19
8 附属工程设计 ..................................................................... 19
8.1 混凝土及护栏 ................................................................. 20
8.2 墙端衔接 ..................................................................... 20
附录 A（规范性附录）设计计算一般内容及程序............................................21
附录 B（规范性附录）波纹钢板挡土墙荷载 ...............................................23
附录 C（规范性附录）波纹钢面板厚度及筋带结点..........................................26
附录 D（规范性附录）内部稳定计算 .....................................................27
附录 E（规范性附录）外部稳定性计算 ...................................................33
附录 F（规范性附录）填料与筋带的似摩擦系数试验........................................37