钻孔沉管后注浆工艺在预应力PHC管桩的应用  

On application of drilling sinking pipes post-grouting in prestressed PHC pipe piles

作　　者：胡志强[1] 李孝杰 邢永杰 贾迎泽[3] 

机构地区：[1]太原市建筑设计研究院,山西太原030002 [2]晋中科创新城房地产开发有限公司,山西晋中030600 [3]山西省建筑科学研究院,山西太原03000

出　　处：《山西建筑》2017年第25期70-71,共2页Shanxi Architecture

摘　　要：通过介绍钻孔沉管后注浆工艺在PHC管桩上的应用,并结合实际工程,通过静载试验及经济效益比较,阐述了后注浆工艺对PHC管桩承载力提高的可行性,为今后PHC管桩后注浆工艺提供了设计、施工及试验参数。According to the introduction of the application of the drilling sinking pipes post-grouting in prestressed PHC pipe piles,illustrates the feasibility for the post-grouting craft in improving the loading capacity of the PHC pipe piles by comparing the static loading test and economic benefits and combining with the factual projects,provide the design,construction and test parameter for the drilling sinking pipes post-grouting.

关 键 词：PHC管桩 钻孔沉管后注浆 桩身抗压强度 静载试验 承载力 

分 类 号：TU473.14[建筑科学—结构工程]