人工钻孔灌注桩处理未夯实房心回填土施工

摘要

论述了人工钻孔灌注桩处理未夯实房心回填土的特点，结合其施工工艺原理，从施工准备、钻孔、孔内清理、混凝土灌注、钢筋绑扎等方面，阐述了具体的操作要点，并提出了施工质控措施，指出该施工方案具有良好的经济效益。%The PaPer discusses the features of artificial bored Pile Processing untamPed backfill earth in house center. Combining with its con-struction technology PrinciPles,starting from asPects of construction PreParation,drilling,internal hole cleaning,concrete casting and steel bind-ing,it describes sPecific oPeration Points,Puts forward construction quality control measures,and finally Points out that:the construction scheme has good economic benefits.