预应力管桩质量事故分析与处理  

The Analysis and Handling of Prestressing Force Tube Pile Quality Accident

作　　者：陈恒福[1] 裘斌 

机构地区：[1]南京图书馆,南京210018 [2]南京朗诗房地产有限责任公司,南京210029

出　　处：《江苏建筑》2006年第3期50-51,共2页Jiangsu Construction

摘　　要：预应力管桩属于挤土桩,在饱和软土地层中,由于土的不可压缩性,如果在基坑施工时开挖措施采用不当,就会发生群桩倾斜、断桩等情况,给工程质量和施工带来非常大的危害,文章介绍了某商住搂管桩发生倾斜,就其产生的原因进行分析,并采取了纠正、加固措施。Prestressing force static pressure tube pile belongs to displacement pile, especially when it is used in saturated soft clay ground, the probability of lean and rupture of the pile body is rather high. The project will suffer a great economic loss after the pile lean happens. This article discusses different ways to reinforce the acclivitous peg facing period different situations, when the static pressure peg of one dwelling house project runs off the straight during the of excavating the footing groove.

关 键 词：预应力管桩 倾斜 加固 

分 类 号：TU473.13[建筑科学—结构工程]