一、基本情况川江是长江上游宜昌至宜宾河段,长1045公里,共有浅滩60余处。由于本河段流经丘陵和高山峡谷地带,河床、河岸的组成和地形变化较大。各浅滩河段虽为卵石所组成,但河岸常有基岩、石盘和突嘴伸入江中,河岸较固定,一般不易冲刷。川江的浅滩大都分布在万县至宜宾河段内,万县至重庆有10余处,比较著名 First, the basic situation Chuanjiang is the upper reaches of the Yangtze River to Yibin Yichang, 1045 km long, a total of more than 60 ford. Due to the flow through the hills and alpine gorges, the composition and topography of riverbed and riparian changes greatly. Although the shoals are composed of pebbles, but the bedrock often rock, stone plate and protruding mouth into the river, river banks more fixed, generally not easy to wash. Most of the shoals in the Chuanjiang River are distributed in the Wanxian-Yibin River section, with more than 10 sites from Wanxian to Chongqing, more famous