三峡双线五级船闸是当今世界设计总水头和单级输水水头最大、工程的技术问题十分复杂的特大型通航建筑物。船闸工程建设，集先进技术、先进设备、先进工艺与材料和先进项目管理于一体，极具挑战性的世界级工程。三峡船闸通过17年建设和9年运行，有效解决了设计、施工、设备制造与安装、系统调试中的各种难题。从三峡船闸二期主体工程项目管理实践出发，对工程项目管理理念、管理体系、管理方法、技术创新、团队建设等进行了总结。

The double-line five-step ship-lock of Three Gorges Project is an extra-large navigation structure with the maximum design total head and single-step delivery head in the world and complicated technical problems. The ship-lock is a challenging and world-class project integrating the advanced techniques and equipment, the up-to-date technologies and materials, as well as the advanced project management. Through 17-year construction and 9-year operation of the ship-lock, various difficulties in design, construction, equipment manufacturing and installation as well as system debugging have been overcome effectively. The project management ideas, management system, management methods, technological innovation and team building are summarized according to the management practice of the second stage main works of Three Gorges ship-lock.