关键词:  , 长江堤防；土层组合；渗透稳定性；天然宽级配反 滤；险情控制

Abstract: On the basis of investigation and information collection of Yangtze River dikes in flood season, some seepage stability tests and see page deformation control researches were carried out with different materials of dike and foundation conditions, such as taken from Jiujiang dike, Hanjiang dike and other dikes. Analyses and their conclusions on these experiments were presented.