大直径特长钻孔灌注桩在温州置信广场基础工程中的应用  

APPLICATION OF LARGE-DIAMETER SUPER-LONG BORED FILLING PILE IN WENZHOU ZHIXIN SQUARE FOUNDATION ENGINEERING

作　　者：周功友 许灵杰 

机构地区：[1]大同煤炭集团,山西大同037003 [2]东瓯建设集团,浙江温州325014

出　　处：《建筑技术》2011年第3期203-206,共4页Architecture Technology

摘　　要：温州置信广场工程中,针对场地地质条件复杂等情况,采用大直径特长钻孔灌注桩,确定了合理的施工工艺、施工要点和关键技术,确保了基础桩质量。桩身低应变检测合格率100%,总沉降量小于8mm,节约资金103万元。In Wenzhou Zhixin Square engineering, large-diameter super-long bored filling pile is used, appropriate construction technology, key construction points and key techniques are determined, the quality of foundation piles is guaranteed according to the complicated geological conditions on the engineering site. The qualification rate of pile body in low-strain inspection is 100%, total settlement is less than 8ram and RMB 1.03 million are saved.

关 键 词：大直径特长钻孔灌注桩 桩底后压浆 基桩检测 

分 类 号：TU753.3[建筑科学—建筑技术科学]