The Shuangjiansha project engineering of Fujiangsha waterway regulation in the lower Yangtze River is currently the one of the largest investment and the most difficult implementation in single beach regulation projects.The implementation of the project has laid a good foundation for 12.5 m deep waterway extending to Nanjing.Based on the introduction of the engineering design and construction process,especially the test and application of new technology,this article summarizes the difficulties and solutions in the process of construction management,and puts forward a set of feasible method which provides valuable reference for other tidal river channel regulation project.