内容简介
DB14/T 1424-2017高速公路路侧安全设计指南
Guidelines for Highway Roadside Safety Design
2017-08-30实施
2017-06-30发布
目 次
前言.................................................................................................................................................................1
1 范围................................................................................................................................................................. 1
2 规范性引用文件.............................................................................................................................................1
3 术语和符号.....................................................................................................................................................1
3.1 术语.........................................................................................................................................................1
3.2 符号.........................................................................................................................................................2
4 路侧净区.........................................................................................................................................................2
4.1 路侧净区标准.........................................................................................................................................2
4.2 路侧净区安全设计.................................................................................................................................2
5 路侧护栏.........................................................................................................................................................3
5.1 设计要求.................................................................................................................................................3
5.2 设置原则.................................................................................................................................................3
5.3 护栏类型和构造.....................................................................................................................................4
5.4 护栏选型.................................................................................................................................................4
5.5 护栏横向位置.........................................................................................................................................5
5.6 护栏纵向位置.........................................................................................................................................6
5.7 护栏端部处理.........................................................................................................................................7
6 中央分隔带护栏.............................................................................................................................................7
6.1 一般规定.................................................................................................................................................7
6.2 设置原则.................................................................................................................................................8
6.3 护栏选型.................................................................................................................................................8
6.4 波形梁护栏.............................................................................................................................................8
6.5 水泥混凝土护栏.....................................................................................................................................8
6.6 活动和可移动护栏.................................................................................................................................9
6.7 损坏护栏修复.........................................................................................................................................9
7 桥梁护栏.......................................................................................................................................................10
7.1 一般规定...............................................................................................................................................10
7.2 设置原则...............................................................................................................................................10
7.3 护栏选型...............................................................................................................................................10
7.4 构造要求...............................................................................................................................................10
8 路侧特殊障碍物防护...................................................................................................................................10
8.1 排水设施防护.......................................................................................................................................10
8.2 立柱和照明灯杆防护...........................................................................................................................12
9 作业区临时护栏...........................................................................................................................................12
9.1 一般规定...............................................................................................................................................12
9.2 设置原则...............................................................................................................................................12
9.3 护栏选型...............................................................................................................................................13
9.4 护栏构造...............................................................................................................................................13
9.5 混凝土护栏...........................................................................................................................................13
9.6 护栏基础...............................................................................................................................................13
9.7 护栏端部处理.......................................................................................................................................13
附录 A（规范性附录） A 级波形梁护栏一般构造图.................................................................................. 14
附录 B（规范性附录） 水泥混凝土护栏一般构造图................................................................................. 16
本标准按照GB/T 1.1-2009《标注化工作导则 第1部分：标准的结构和编写》的规则编写。
本标准由山西省交通运输厅提出并归口。