东京综合车辆中心(原为大井工厂)建成的新系列检修线(西线)于1997年11月投入使用。此检修线设有1号、2号两条检修线,可在不拆分编组列车的状态下,同时容纳5辆车在线检修。本文介绍了该车辆检修线的建立公司为降低风险、确保安全、提高检修车辆质量与检修作业效率开展的一系列研究。其中,具体描述了如调整机构、优化人员配备、整合维修业务、做好技术传承等方面所采取的措施与取得的成效。 A new series of repair lines (West Line) built at Tokyo Integrated Vehicle Center (formerly Oida Plant) was put into operation in November 1997. This overhaul line has two overhaul lines of No. 1 and No. 2, which can accommodate 5 vehicles on-line overhaul without disassembling the train. This article describes the establishment of the vehicle maintenance line companies to reduce the risk, ensure safety, improve maintenance vehicle quality and maintenance operations carried out a series of studies. Among them, the concrete measures such as adjusting mechanism, optimizing staffing, integrating and repairing business, and carrying out technical inheritance have been taken.