工程爆破

2001, (04) 56-59

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硐室爆破在修建高速公路中的应用
APPLICATION OF CHAMBER BLASTING IN CONSTRUCTION OF EXPRESSWAY

白立刚
BAI Li gang (Third Bureau of China Railway Engineering Corp ,Taiyuan 030001,China)

摘要(Abstract):

在高速公路建设的双壁高路堑石方开挖地段成功地进行了一次使用微差间隔技术、5 0 8t药量的硐室爆破。文中介绍了爆破设计、爆破震动安全验算及复式起爆网路等有关技术。
A chamber blasting with a charge of 50 8tons and short delay priming technology was carried out successfully in rock excavation of a high double wall cut in construction of expressway In this paper,the blasting design,check of blasting vibration safety,double priming circuit and others were presented

关键词(KeyWords): 公路建设;硐室爆破;起爆网络;爆破安全
Highway construction; Chamber blasting; Priming circuit; Blasting safety

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作者(Author): 白立刚
BAI Li gang (Third Bureau of China Railway Engineering Corp ,Taiyuan 030001,China)

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