Navigation flow conditions of the Yuanshui River at th e Taoyuan branch are greatly affected by the location of Taoyuan Yuanshui Bridge .Control measuers are researched by physical model.

• 桃源沅水大桥桥位严重影响该河段的通航水流条件，采用河工模型试验进行整治方案研究，得出了较优的整治方案。