摘要
介绍台阶浅孔开挖与松动爆破相结合的顺层石质路堑爆破技术和自上而下,分段分层开挖,逐段清理、逐段防护、逐段成型的顺层石质路堑施工技术。
The blasting technique for stratified rock cut of combining short hole bench excavation with loose blasting, and the construction technique of excavation by zone and layer downwards and cleaning up, proctection and forming by zone are introduced.
出处
《石家庄铁路职业技术学院学报》
2005年第3期61-63,共3页
Journal of Shijiazhuang Institute of Railway Technology
关键词
顺层石质路基
开挖
爆破
防护
stratified rock cut excavation blast protection
