In designing the earth rock dam with clay core wall, the exit height of side phreatic line at the downstream of core wall is of great importance to the designers.

• 在粘土心墙土石坝设计中,心墙下游侧浸润线的逸出高度对设计人员来说是十分重要的,它不仅是计算心墙稳定性的重要因素,也是决定心墙下游反滤层设施高度的重要参数。