长江铜陵河段河势演变特点及发展趋势

Characteristics and Developing Trend of River Form Evolution of Tongling River Sector in Changjiang River

铜陵河段为长江中下游14个第一类重点整治河段之一。根据历年水文泥沙及最新施测的水下地形图等基础资料,分析铜陵河段的河势演变特点,特别是98长江堤防隐蔽工程实施后该段河床的演变,并对铜陵河段近期发展趋势进行预估。

Tongling river sector is one of the important points for regulating river sectors of the first category of 14 middle-down reaches of the Changjiang River. According to the basic data of the calendar year hydrological mud and sand as well as the underwater terrain map newly measured etc. the paper analyzes the characteristics of the river form evolution of Tongling river sector, especially the evolution of this river bed after implementing 98 Changjiang River embankment concealed works. It also evaluates in advance the developing trend of Tongling river sector in short term.