长江下游天生港至浏河口河段疏浚抛泥区选择探讨

Research on selection of mud dumping area from Tianshenggang to Liuhekou in lower Yangtze River

随着12.5 m深水航道工程的建设完工,长江下游天生港至浏河口河段涉水工程基建性和维护性疏浚工程将日益增多,大量疏浚弃土的处置和管理问题越来越突显。文章从法律法规、河床演变、船舶航行、施工便捷度等方面研究提出疏浚抛泥区的选择原则,并结合航道情况、水流条件、港口规划情况及航道管理经验等因素,提出研究河段内共5处建议抛泥区位置。

With the＇completion of 12.5 m deep water channel project, infrastructure and maintenance dredging project of Tianshenggang to Liuhekou reach in lower Yangtze River will be increased, and a large number of dredge spoil disposal and management is increasingly highlighted. In this paper, the research of laws and regulations, fluvi- al process, ship navigation, construction and other convenient choice principle of dredging spoiling region were pre- sented, combined with channel conditions, water conditions, port planning, waterway management experience and other factors. Five recommended mud dumping area in research waterways were orooosed.