超高层建筑施工中干法旋挖成孔灌注桩工艺的应用  

Application of Dry Rotary Drilling Piles in Super High-Rise Building Construction

作　　者：陈欣乐 吴星 郭强[1] 周承亮 CHEN Xinle;WU Xing;GUO Qiang;ZHOU Chengliang(The Second Construction Limited Company of China Construction Eighth Engineering Division, Jinan, Shandong 250022, China)

机构地区：[1]中建八局第二建设有限公司,山东济南250022

出　　处：《建筑施工》2019年第4期570-572,共3页Building Construction

摘　　要：结合绿地山东国际金融中心项目的实际地质水文条件,分析了干法旋挖成孔灌注桩在施工中的特点和优点,详细介绍了干法旋挖成孔的施工工艺流程,同时根据施工过程中遇到的问题,制订了相应的解决方案,为工程的顺利完竣创造了条件,为类似工程提供了经验参考。Based on the actual geological and hydrological conditions of the Greenland Shandong International Financial Center project, the characteristics and advantages of dry rotary drilling cast-in-place piles construction are analyzed.The construction process of dry rotary drilling is introduced in detail. At the same time, according to the problems encountered in the construction process, the corresponding solutions are formulated so as to create conditions for the smooth completion of the project and to provide an experience reference for similar projects.

关 键 词：超高层建筑施工 干法旋挖成孔 坍孔防治 旋挖钻 

分 类 号：TU753.3[建筑科学—建筑技术科学]