Aim at the unstability phenomenon of the gushan open-pit slope,analyze the breakage mechanism and mode of two kinds of main rocks,and adopt physically to handles homologously measure.

• 针对姑山矿露天采场出现的失稳现象,分析两种主要岩体边坡的破坏机理、破坏模式,结合实际采取相应的处理措施。