铁路隧道下穿既有高速公路隧道施工控制技术研究

郑俊杰，包德勇，龚彦峰，资谊

Research on Construction Control Technology for Railway Tunnel underneath Passing Existing Expressway Tunnel

ZHENG Jun-jie, BAO De-yong, GONG Yan-feng, ZI Yi

铁道工程学报 . 2006, (8): 80 -84 .