挡土墙是水利工程常见的结构物 ,用于溢洪道、泄洪闸、节制闸及水工建筑物的上下游及两侧连接部位 ,起着挡土分隔的作用。在运行中 ,如挡土墙基础土层发生沉降、冬季回填土冻涨以及地下水浸泡等使水平土压力值增大 ,最终导致墙体倾斜破坏 ,就需要对已变形的挡土墙加以修复 Retaining wall is a common structure of water conservancy projects, for spillway, flood discharge gates, control gates and hydraulic structures on both sides of the upper and lower reaches and connections, plays the role of retaining separation. During operation, such as the subsidence of retaining soil foundation layer, winter backfill and soaking groundwater immersion so that the level of soil pressure increases, eventually leading to the wall tilting damage, you need to be deformed retaining wall to be repaired