摘要
文章以秦岭终南山特长公路隧道进口段为例 ,阐述了采用钻爆法快速掘进施工技术的方法 ,包括 :通过缩短钻眼、装碴和运输时间组织快速掘进 ;分析确定隧道爆破参数 ,提高钻爆效果 ;计算选定机械化施工方案条件下的可行性通风方案 ;
Taking the construction of the entrance section of Qinling Zhongnanshan super long highway tunnel as an example, author of the article describes the key techniques of rapid excavation by drilling and blasting, these include: shortening the time of drilling, mucking and transportation; analyzing and choosing blasting parameters; improving drilling and blasting effect; selecting feasible ventilation scheme under the condition of mechanized construction; taking measures to prevent the tunnel from rock-burst and other geological disasters.
出处
《现代隧道技术》
EI
2004年第5期32-37,共6页
Modern Tunnelling Technology
关键词
公路隧道
快速掘进
爆破技术
通风
Highway tunnel
Rapid excavation
Controlled blasting
Ventilation
