PDF(173 KB)
CONSTRUCTION METHOD OF SUPPORTING AT FIRST AND EXCAVATING BEHIND SHOULD BE ADOPTED FOR TUNNEL WITH STRONGLY PRESSURED SURROUNDING ROCK
FU Hua-xing
Journal of Railway Engineering Society ›› 2003, Vol. 20 ›› Issue (2) : 73-78.
PDF(173 KB)
PDF(173 KB)
CONSTRUCTION METHOD OF SUPPORTING AT FIRST AND EXCAVATING BEHIND SHOULD BE ADOPTED FOR TUNNEL WITH STRONGLY PRESSURED SURROUNDING ROCK
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