北京质监部门近日发布《城市轨道交通安全防范技术要求》地方标准征集意见,车站的出入口、站台层、没有屏蔽门的站台层轨道侧、车站内的公共通道等都强制要求安装视频监控系统。此外,站台层还强制要求设置拥挤度检测设备。质监部门指出,北京市城市轨道交通是一个相对封闭的高速交通系统,人流疏散量大、通道和流量受客观条件 Beijing Quality Supervision Department recently released the “Urban Rail Transit Security Technical Requirements” local standards for comments, station entrances and exits, platform layer, there is no screen gate station platform side of the track, the public channel within the station are forced to install video surveillance system. In addition, the station level is also forced to set congestion detection equipment. Quality Supervision Department pointed out that Beijing urban rail transit is a relatively closed high-speed transportation system, the flow of people large evacuation, access and flow by the objective conditions