3) drill and blast method tunnel
钻爆法施工隧道
4) drill blasting technique
钻爆工艺
1.
Therefore, high requirement is made in the design of constructionorganization, the selection of drill blasting techniques, the protection of the surface rock in the structure foundationafter the excavation.
东西关水电站闸坝及厂房基础开挖施工工期短，强度高，难度大，特别是工程建基面是在泥质砂岩和砂质粘土岩层上，因此对施工组织设计、钻爆工艺选择、开挖后对建基面岩石的保护等提出了很高的要求。
5) blasting construction
爆破施工
1.
The paper is concerned with the causes of accidents in the process of blasting construction,from which we have learnt a lot.
本文分析了爆破施工过程中安全事故发生的原因,根据国家法律法规和政策规定,提出了完整的爆破施工安全管理体系,该体系对确保爆破施工安全具有一定的指导意义。
2.
This paper introduces the technical principles of the blasting construction, analyzes on several construction plans, and discusses on the design and construction of the damping barrier and the rolling-stone retaining wall.
介绍了爆破施工技术原则,分析了几种施工方案,论述了减震阻隔及防护滚石挡墙设计与施工。
6) Excavating blast
施工爆破
1.
In general,as the distance between double line tunnel and existing tunnel is very small,excavating blast in double line tunnel will affect structure safety of existing tunnel.
复线隧道与既有隧道的净间距一般都较小,因此,施工爆破对既有隧道会有较大的影响。
补充资料：冻土钻(见取土钻)
冻土钻(见取土钻)
dongtuzuan冻土钻见取土钻
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条