ICS03.220.30 CCSS92 21 辽宁省地方标准 DB21/T3917—2024 城市轨道交通运营安全重大风险防范技术 规范 Technicalspecificationforthepreventionofmajorrisksintheoperationsafetyof urbanrailtransit 2024-01-30发布 2024-03-01实施 辽宁省市场监督管理局  发布 DB21/T3917—2024 I目次 前言..................................................................................II 1范围................................................................................1 2规范性引用文件......................................................................1 3术语和定义..........................................................................1 4总体要求............................................................................2 基本要求........................................................................2 风险辨识与评估..................................................................2 隐患排查治理....................................................................3 5大客流踩踏风险辨识与管控............................................................3 基本要求........................................................................3 风险防控........................................................................3 6载客列车脱轨相撞风险辨识与管控......................................................8 基本要求........................................................................8 风险防控........................................................................8 7安全保护区结构垮塌风险辨识与管控...................................................13 基本要求.......................................................................13 风险防控.......................................................................14 8火灾爆炸风险辨识与管控.............................................................17 基本要求.......................................................................17 风险防控.......................................................................17 9恐怖事件风险辨识与管控.............................................................26 基本要求.......................................................................26 风险防控.......................................................................26 10洪水灾害风险辨识与管控............................................................27 基本要求......................................................................27 风险防控......................................................................27 11公共卫生健康风险辨识与管控........................................................30 基本要求......................................................................30 风险防控......................................................................30