Analysis on necessity of Luxikou waterway regulation of Yangtze River

Luxikou River is one of shallw waterways of middle reach of Yangtze.Navigational channal changes with the fluvial process of river. In the meanwhile,the shoals exist at the entrance of Zhigan,and Zhonggang branch. It is difficult to maintain the waterway. The depth of waterway be kept upon 3.2 meters,and the carrying capacity of tank barge must be decreased to pass through. For the demands of constructing the main channel of Yangtze River,the measements