介绍英国有关轨道交通事故调查的相关法规、事故或事件通报的内容和要求、调查事故门槛、调查要求、首席检查员的责权、调查报告的要求和内容。通过伦敦地铁的一个事故实例，对事故调查报告的讨论和分析得到启示：我国应对事故通报和调查立法进行严谨细致的调查规定、公开事故调查报告，深入探究事故的影响因素和可能因素。

Urban rail transit accident notification, investigation and report are the key elements of safety management. The article introduced the rail accident investigation in Britain including: relevant law and regulations, requirements and contents of accident notification, the threshold for a investigation determination, investigation requirements, duties and rights of the chief inspector, content and requirements of the investigation report. A case about a London underground accident was citied to discuss and analyze the accident investigation report whereupon enlightenment was acquired: accident notification and investigation should be legislated in our country with rigorous and meticulous investigation requirements; accident investigation report should be made public; the probable factors and the possible factors of accidents should be in-depth analysed.