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

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.