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Fluvial Evolution and Comprehensive Regulation Effect in Jiepai Segment of Yangtze River and Its Subsequent Regulation Considerations
Author(s): 
Pages: 1-5
Year: Issue:  7
Journal: Journal of Yangtze River Scientific Research Institute

Keyword:  界牌河段河道演变治理效果整治思路;
Abstract: 利用实测水沙和地形资料,系统地分析了长江中游碍航严重浅滩河段——长江界牌河道的演变特点、趋势及综合治理工程效果.分析表明:综合治理工程总体上稳定了河势,改善了防洪和航运条件,但部分滩槽和过渡段未得到完全控制,汊道分流比不稳定、变化较大,航槽位置不稳定、局部岸线崩退.在此分析基础上,研究提出了实施新淤洲前沿低滩守护、右岸上边滩丁坝维修加固、左岸下复粮洲一带护岸守护、左槽出口局部碍航浅区疏浚等后续整治思路,可为界牌河段后续整治工程研究与设计提供参考.
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