摘要
1~15th buiding in a residential district applied cement-soil mixing composite foundation. After finishing those houses, there are degrees of cracks in part of the building. The new building of 16th intends to apply driven cast-in-place pile foundation, but testing pile does not meet the design requirement. In order to meet the structural design requirement, CFG pile composite foundation, strip foundation are used by 16th building. The using condition of 16th building is so well that the CFG pile can spread and apply in this district as well as in Xiangfan City.