浅议桥梁桩基施工中的溶洞处理  

Discussion on Cave Treatment of Bridge Pile Foundation Construction

作　　者：张贝贝[1] 何于淦 刘向磊[3] 

机构地区：[1]三峡电力职业学院,湖北宜昌443000 [2]湖北益通建设股份有限公司,湖北宜昌430000 [3]湖北清江水电开发有限责任公司,湖北宜昌443000

出　　处：《湖南工业职业技术学院学报》2016年第6期14-15,24,共3页Journal of Hunan Industry Polytechnic

摘　　要：武汉市高新四路豹澥河桥梁工程的钻孔灌注桩桩基施工中,以桩端下6米完整基岩(无溶洞)为持力层。部分岩层中存在全填充和半填充式溶洞,对不同洞高和洞内状况确定处理方法,主要采用抛填法和灌注混凝土填充法施工。In the bored pile foundalion construction of bridge project in Baoxie fiver near high-tech four road in Wuhan city, the complete Bedrock （without cave）, 6 meters under Pile Tip, is the bearing layer. Full filled and half filled type cave exist in some strata, to know the different high hole and hole condition, the throwing and fillim method and pouring of concrete filling construction method are mainly used.

关 键 词：钻孔灌注桩 全填充式 溶洞处理 

分 类 号：U445.551[建筑科学—桥梁与隧道工程]