Abstract: This paper has discussed the river bend flow characteristics, the maximum scouring water depth position, and the protection range of river bank.According to the sands equational transpo rtation and collected data, this paper has also built up the formula of maximum scouring water depth in river bend.

Key words: river bend, concave bank, convex bank, maximum scouring water depth

摘要： 对河湾水流特征、河湾最大冲刷水深位置、河湾防护范围进行探讨.根据河湾输沙平衡确定河湾最大冲刷水深理论计算形式,通过收集的野外河湾冲刷资料建立河湾最大冲刷水深的计算式.

关键词: 河湾, 凹岸, 凸岸, 最大冲刷水深