龙滩尾水出口枯期围堰设计与施工

Design and Construction of Cofferdam at Tail Water Outlet of Longtan for Low Water Seasons

介绍龙滩水电站尾水出口工程枯期围堰的设计参数及计算过程，结合施工过程中的实际情况，总结得出土石子围堰的闭气方法和浆砌石主围堰堰体防渗的应注意几个问题。

In consideration of actual construction, the parameters determination and computation for design the cofferdam at tail water outlet of Longtan was introduced, and the problems, which should pay attention to, were pointed out. The problems include water tight method for cofferdam with earth material and main cofferdam seepage prevention.