Abstract: Through the analysis of some key factors of explosion, the relevant technique index is presented,furthermore, some improvements are also made at last,and a construction programme of explosion on tunnel which is effective and feasible is presented.

Key words: explosion, technique, tunnel

摘要： 从分析爆破施工的几个关键性因素入手,提出了施工爆破的相关技术指标,并在实践中加以应用和改进,从而摸索出了一套行之有效的隧道爆破施工方案,并取得了一定的技术及经济效果 .

关键词: 爆破, 技术, 隧道