Abstract：Based on the descriptions of the existing tunnelling state at the exit section of parallel drift on the No. I Line of Qinling Tunnel, the advanced equipments and the corresponding con- struction method which have been used for constructing the present railway tunnel in China with drill blasting and non-rail transportation are expounded in this paper. The experiences are valu- able for reference.
李铎. 秦岭隧道I线平导出□段快速掘进现状[J]. 铁道工程学报, 1996, 13(3): 87-95.
Li Duo. EXISTING STATE OF RAPID TUNNELLING AT EXIT SECTION OF PARALLEL DRIFT ON No- I LINE OF QINLING TUNNEL. Journal of Railway Engineering Society, 1996, 13(3): 87-95.
1996, Vol. 13 
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