
CONSTRUCTION TECHNIQUE FOR LARGE SPAN EXIT PORTAL OF PENGSHUI TUNNEL WITH ADVERSE GEOLOGICAL STRATA
LEI Sheng-xiang 1,ZHOD Xiao-jun2
Journal of Railway Engineering Society ›› 2002, Vol. 19 ›› Issue (3) : 70-74.
CONSTRUCTION TECHNIQUE FOR LARGE SPAN EXIT PORTAL OF PENGSHUI TUNNEL WITH ADVERSE GEOLOGICAL STRATA
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