Along with the fast development of inland water transport industry in our country,fruitful research results have been achieved in the field of navigation structure.Especially in the last 10 years a large number of high head an large navigation structures have been built,which make our country in the forefront of the world high head navigation building construction.The results of innovation research and its application are summarized and analysed mainly around the hydrodynamic research difficulties and key technologies of navigation hub and ship lock.Furthermore,the prospect is presented for the navigation structure hydrodynamic research field based on the construction requirements and challenges under the new situation.