根据横沙东滩促淤圈围工程实施情况，并结合长江口水域港口航道工程建设及疏浚土处理现状，剖析利用长江口疏浚土进行横沙成陆存在的主要问题；按照横沙海洋新城建设规划，分析海洋新城成陆的工程规模及泥沙需求，进而提出充分利用长江口疏浚土加快横沙海洋新城成陆的总体实施原则及方案构想，以及相关有益建议。

According to Hengsha east shoal reclamation projects implementation, combined with the Yangtze estuary harbors and channels dredged soil disposal condition, this paper analyses the main problems of using the Yangtze estuary dredged soil to Hengsha east shoal reclamation. According to Hengsha ocean metro construction planning, it calculates reclamation scale and soil demand, and proposes the implementation principles and scheme of using the Yangtze estuary dredged soil for speeding up Hengsha east shoal reclamation, and gives some helpful suggestions.