宝成线增建第二线的控制爆破  

CONTROLLED BLASTING ADOPTED ON RECONSTRUCTINGSECOND LINE OF BAOJI CHENGDU RAILWAY

作　　者：谢泰极 

机构地区：[1]铁道部第二工程局

出　　处：《铁道工程学报》1995年第2期74-79,共6页Journal of Railway Engineering Society

摘　　要：本文根据宝成复线的工程特点及地形条件，论述控制爆破的施工组织及工艺过程，对钻孔、装药、堵塞及起爆制定出一套工作方法，对大块孤石的爆破也作了论述。Based on the engineering characteristics and the geological conditions of the Baoji-Chengdu double-track railway line,this paper gives the discussions on the engineering organi-zations and the technological processes of the controlled blasting. A set of working methodshave been established for drilling holes,putting in explosives,plugging up and firing.Themethod for blasting an insolated big rock has been also proposed.

关 键 词：宝成二线 控制爆破 

分 类 号：U215.3[交通运输工程—道路与铁道工程]