What we have is a network of streets that end at a cement wall and a pit, ” says Félix Rivera, the governor of the Pasco region, who favours the move.

By the practical cases, the application of deep mixing cement pile in foundation pit supporting is discussed in order to supply a economic, reasonable, safe reliable plan for foundation pit execution.

The paper introduces the application of cement mixed pile and soil anchor in sand pit, and the effect of such compounding retaining structure is analyzed and evaluated.