狭长深基槽泵送预拌液态固化土回填施工  

CONSTRUCTION OF PUMPING PRE MXED LIQUID SOLIDIFIED SOIL BACKFILL FOR NARROW DEEP FOUNDATION TRENCH

作　　者：蒋科峰 JIANG Ke-feng(Jiangsu Construction Engineering Group Co.,Ltd.,210016,Nanjing,China)

机构地区：[1]江苏省建筑工程集团有限公司,南京210016

出　　处：《建筑技术》2024年第24期3040-3042,共3页Architecture Technology

摘　　要：狭窄、超深基槽回填,传统2∶8灰土分层夯实回填,施工难以实施,回填质量无法保证;采用预拌泵送液态固化土,利用其流动、可塑及自密实性的特点,回填施工工艺简便,节材环保,质量可靠,解决了狭长深基槽回填土的施工难题,具有较好的社会经济效益。Traditional 2:8 ratio lime-soil layered compaction backfilling in arrow,ultra-deep foundation trench is difficult to implement in the construction,and the quality of backfilling cannot be guaranteed.Pumping ready-mixed liquid solidified soil can utilize its fluidity,plasticity and self-compacting features.The backfilling construction technique is simple,the material is saved and eco-friendly,and the quality is reliable.It solves the construction problems of long and narrow deep foundation trench backfilling,and has good social and economic benefits.

关 键 词：狭长深槽 液态固化土 流动性 自密实性 经济环保 

分 类 号：TU74[建筑科学—建筑技术科学]