In this paper,erosion and siltation performance of low sheet-pile groins with different water permeability under tidal bore is studied by means of movable-bed model, and mechanism of flat-maintenance and dyke-protection is discussed.

• 本文在水槽中用动床模型试验手段研究了涌潮条件下不同透水率的排桩式护塘低丁坝群的水力学冲淤特性 ,并探讨了低丁坝的护滩保塘机理。