后灌浆桩复合地基在高层建筑中的应用

Application of compound foundation of post-grouting piles in high-rise buildings

介绍了后灌浆桩复合地基的加固机理及施工工序 ,利用后灌浆桩加固南京某高层建筑物的地基 ,达到了工期短、安全可靠和造价低的效果 .

Improvement mechanism and construction techniques of compound foundation of post grouting piles are described.The foundation of a high rise building in Nanjing is improved by using the technique of post grouting piles. The improvement results show that the technique is reliable with low cost and short construction period.