ICS 93.080.01 CCS P 66 DB11 北 京 市 地 方 标 准 DB11/T 2421—2025 公路隧道安全设施设计规范 Specification for design of highway tunnels safety facilities 2025 - 06 - 24发布 2025 - 10 - 01实施 北京市市场监督管理局 发布 DB11/T 2421—2025 I 目 次 前言 ................................ ................................ ................. III 1 范围 ................................ ................................ ................. 1 2 规范性引用文件 ................................ ................................ .......1 3 术语和定义 ................................ ................................ ........... 1 4 基本规定 ................................ ................................ ............. 2 4.1 一般规定 ................................ ................................ ......... 2 4.2 安全设施分级及配置 ................................ ............................... 2 5 交通安全设施 ................................ ................................ ......... 6 5.1 一般规定 ................................ ................................ ......... 6 5.2 交通标志 ................................ ................................ ......... 6 5.3 交通标线 ................................ ................................ ......... 6 5.4 防撞护栏 ................................ ................................ ......... 6 5.5 视线诱导设施 ................................ ................................ .....7 6 通风设施 ................................ ................................ ............. 7 6.1 一般规定 ................................ ................................ ......... 7 6.2 隧道通风 ................................ ................................ ......... 7 6.3 隧道排烟 ................................ ................................ ......... 7 7 消防灭火设施 ................................ ................................ ......... 7 7.1 一般规定 ................................ ................................ ......... 7 7.2 灭火器、消火栓及相关设施 ................................ ......................... 7 7.3 消防给水设施及其他设施 ................................ ........................... 7 8 供配电设施 ................................ ................................ ........... 8 8.1 一般规定 ................................ ................................ ......... 8 8.2 供电设施 ................................ ................................ ......... 8 8.3 配电设施 ................................ ................................ ......... 8 8.4 应急电源 ................................ ................................ ......... 9 8.5 电力监控系统 ................................ ................................ .....9 8.6 变配电所 ................................ ................................ ......... 9 9 照明设施 ................................ ................................ ............. 9 9.1 一般规定 ................................ ................................ ......... 9 9.2 光源、灯具的选型 ................................ ................................ 10 9.3 照明控制 ................................ ................................ ........ 10 10 交通监控设施 ................................ ................................ .......11 10.1 一般规定 ................................ ................................ .......11 10.2 车辆检测设备 ................................ ................................ ...11 10.3 视频监测设备 ................................ ................................ ...11 10.4 交通控制及诱导设施 ................................ ............................. 12 10.5 交通监控通讯网络 ................................ ............................... 12 11 紧急呼叫设施 ................................ ................................ .......13 11.1 一般规定 ................................ ................................ .......13 11.2 紧急电话设施 ................................ ................................ ...13 11.3 隧道广播设施 ................................ ................................ ...13 DB11/T 2421—2025 II 12 火灾探测报警设施 ................................ .......