摘要
以某煤矿新建桥梁工程为例,经稳定性分析和沉降观测,在不满足承载力、沉降量要求的情况下,拟采用CFG桩或水泥土搅拌桩进行地基处理;通过理论计算对比分析,得知CFG桩明显优于水泥土搅拌桩,不仅承载力高,沉降量小,且能节约成本,起到保护环境的作用.
Taking the case of the new-made bridge engineering is a coal mine,it was concluded based on the stability analysis and settlement observation to treat the foundation by CFG piles or cement-soil mixing piles under the conditions that the bearing and settlement requirements were not met.The theoretical calculation and comparative analysis resulted in that the CFG pile was obvioushy superior to the cement-soil mixing pile with high bearing capacity and low settlement as well as cost reduced and environment protected.
出处
《徐州建筑职业技术学院学报》
2010年第3期29-31,共3页
Journal of XUZHOU Institute of Architectural Technology
关键词
采动区
CFG桩
地基加固
对比分析
mining subsidence area
CFG pile
subgrade reinforcement
comparative analysis