This paper introduces pressur-grouted little piles and analyses mainly a serious engineering accident of retaining wall built on a slip body in Sichuan.

• 本文简介了压浆小桩加固滑体上挡土墙技术;着重分析了某工程的档土墙建在滑坡体上所引起严重的工程事故;用压浆小桩对其进行了加固处理,取得了较好的效果。