引言大型工程项目实施阶段进行封闭管理,发展于武警水电部队所承建的大型水利水电工程项目。特别在三峡工程建设中,业主采用了比较完善的封闭管理方案,整个三峡工程坝区社会环境稳定,施工秩序井然,对工程项目建设起到了良好 Introduction Large-scale project implementation phase of closed management, development in the Armed Police Hydropower Construction of large-scale water conservancy and hydropower projects. Especially in the construction of the Three Gorges Project, the owner adopted a relatively complete closed management plan. The entire Three Gorges Dam project has a stable social environment and an orderly construction, which has played a good part in the construction of the project