软土地区旋挖成孔灌注桩工程事故分析  

Analysis on Engineering Accident Related to Rotary Bored Cast-in-situ Piles Built in Soft Soil Area

作　　者：谢雄亮[1] 

机构地区：[1]福建省建筑科学研究院福建省绿色建筑技术重点实验室,福建福州350025

出　　处：《福建建设科技》2014年第4期13-14,共2页Fujian Construction Science & Technology

摘　　要：本文针对软土地区某超高层建筑物旋挖成孔灌注桩的工程事故,采用钻芯法、声波透射法和单桩竖向抗压试验进行了详细的检测,分析了工程事故发生的原因,给出了相应的预防措施及对策,对软土地区旋挖成孔灌注桩的应用提供了有益的结果。Aimed at the engineering accidents related to the rotary bored cast -in-situ pile and occurred in a certain super high -rise building in the soft soil area , this article carried out the detailed detection by using the core drilling method , acoustic transmission method and single pile vertical compression test , analyzed the causes of the engineering accident happened , and provided the corresponding pre-ventive methods and countermeasures and the useful results for the rotary bored cast -in-situ pile applications in the soft soil area .

关 键 词：旋挖成孔灌注桩 工程事故分析 塌孔 沉渣 

分 类 号：TU753.3[建筑科学—建筑技术科学] TU712.4