旋挖钻孔灌注桩的技术经济优势  

Techno-economic analysis of auger-dug and cast-in-place piles

作　　者：段志文[1] 

机构地区：[1]中铁十七局集团有限公司经营部,太原030006

出　　处：《铁路工程造价管理》2003年第6期12-13,24,共3页Railway Engineering Cost Management

摘　　要：介绍了旋挖钻机的性能和成孔工艺 ,分析了与传统的钻孔工艺在设备性能、成孔工艺方面的技术经济优势。此文结合工程实例分析了旋挖钻机的成本情况 ,近似计算了旋挖钻机的施工机械台班单价。This article makes an introduction on the performance of the auger-drilling machine and the construction workmanship of hole forming, and gives an analysis of the technical and economic advantages in the aspect of equipment performance and hole forming workmanship of drilling technology. The article, combined with engineering instances, also conducts an analysis of the cost of the auger-drilling machine and effects an approximate calculation of rating per machine- team for the auger-drilling machine.

关 键 词：桥梁施工 旋挖钻机 旋挖钻孔灌注桩 经济优势 经济优势 工作效率 准确性 场地适应性 成孔效率 承载能力 成本分析 

分 类 号：U443.154[建筑科学—桥梁与隧道工程] F284[交通运输工程—道路与铁道工程]