沿海地区不良地质地段旋挖嵌岩桩基成孔技术研究  

Study on Hole-forming Technology for Rotary-drilling Rock-inlaid Pile Foundation in Unfavorable Geological Sections of Coastal Area

作　　者：李荣且 陈相超 LI Rong-qie;CHEN Xiang-chao(The Fourth Engineering Co.,Ltd.of CCCC First Highway Engineering Co.,Ltd.,Nanning,Guangxi,53000)

机构地区：[1]中交一公局第四工程有限公司,广西南宁530000

出　　处：《西部交通科技》2018年第4期126-128,177,共4页Western China Communications Science & Technology

摘　　要：文章结合中国-马来西亚钦州产业园区马莱大道工程下埠江大桥工程实例,分析了在沿海地区不良地质地段桩基成孔技术的难点,介绍了旋挖嵌岩桩基成孔技术方法,提出了相关施工质量控制措施与建议。Combining Xiabu River Bridge engineering case of Malai Avenue in China-Malaysia Qinzhou Industrial Park,this article analyzed the difficulty of hole-forming technology for the pile foundation in the unfavorable geological section of coastal area,introduced the hole-forming technology methods of rotary-drilling rockinlaid pile foundation,and proposed relevant construction quality control measures and recommendations.

关 键 词：旋挖成孔 嵌岩桩基 沿海不良地质 低承载力区域 

分 类 号：U443.15[建筑科学—桥梁与隧道工程]