软硬相间地层锚杆(索)一次性成孔施工技术  

One-time hole forming construction technology for anchor used in soft and hard alternate strata

作　　者：陈晓东 CHEN Xiaodong

机构地区：[1]福州市建筑设计院有限责任公司,福建福州350011

出　　处：《福建建设科技》2023年第5期70-71,75,共3页Fujian Construction Science & Technology

摘　　要：以某软硬相间地层锚索施工为例,详细介绍了一种具有孔壁挤密功能的一次性锚杆(索)成孔技术,介绍了该方法的原理、工程应用实例、施工注意要点及该方法产生的社会经济效益,并作出总结。在使用传统设备钻进时,采用该施工技术,针对常规成孔方法所产生的成孔难、成孔慢的问题,有了较好的改进并且提高了成孔质量。A disposable anchor hole forming technology with hole wall compaction function is introduced in detail combined with engineering examples in this paper,include the principles,engineering application examples,construction precautions,and the socio-economic effects generated by this method.The problem of difficult and slow pore formation caused by the method used the traditional equipment have been greatly overcome,and the quality of pore formation has been also improved.

关 键 词：软硬相间地层 锚杆(索) 跟管钻进 成孔 

分 类 号：TU753[建筑科学—建筑技术科学]