摘要
阐述了钻爆法隧道开挖时超欠挖产生的原因,分析了超欠挖对隧道施工成本提高产生的重要影响,最后提出了控制隧道超欠挖的三条主要途径:强化现场施工管理;实施"新奥法"技术;改变"宁超勿欠"的传统观点,树立"少超少欠"的观点。
The author describes the courses of owe or ultra digging of tunnel in the process of drilling and blasting method tunnel excavation, analyzes the important influence of owe or ultra digging on tunnel construction cost, finally provides three main ways of controlling owe or ultra digging of tunnel, enhancing construction field management, implementing ＂new austrian method＂ technology and changing traditional view of ＂ultra better than owe＂, and establishing view of ＂little ultra and little owe＂.
出处
《山西建筑》
2009年第9期314-315,共2页
Shanxi Architecture
关键词
隧道
超欠挖
成本
控制途径
tunnel, owe or ultra digging, cost, control way
