EXCAVATING SIDE DITCH OF OPERATION TUNNEL BY CONTROLLED BLASTING

ZHANG Cui-bing, YANG Nian-hua

Journal of Railway Engineering Society ›› 2003, Vol. 20 ›› Issue (2) : 86-88.

PDF(132 KB)
PDF(132 KB)
Journal of Railway Engineering Society ›› 2003, Vol. 20 ›› Issue (2) : 86-88.

EXCAVATING SIDE DITCH OF OPERATION TUNNEL BY CONTROLLED BLASTING

  • ZHANG Cui-bing, YANG Nian-hua
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Abstract

The paper presents a successful technology of excavating side ditch of operation tunnel by controlled blasting, the plan of controlled blasting under difficult situations are analyzed, and the particular measures to guarantee the safety operation on the operation tunnel are proposed. Reference has been provided for the similar construction works hereafter.

Key words

blasting vibration / blasting parameters

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ZHANG Cui-bing, YANG Nian-hua. EXCAVATING SIDE DITCH OF OPERATION TUNNEL BY CONTROLLED BLASTING[J]. Journal of Railway Engineering Society, 2003, 20(2): 86-88
PDF(132 KB)

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