5SELBY A R.Tunneling in soils2ground movements and damage to buildings in workington,U K[J].Geotechnical and Geological Engineering,1999,17(3):351-371.
6LEE K M,ROWE K.Analysis of three-dimensional ground movements:the thunder bay tunnel[J].Canadian Geotechnical Journal,1991,28(1):25-41.
7WANG C,TANNANT D D.Rock fracture around a highly stressed tunnel and the impact of a thin tunnel liner for ground control[J].Internal Journal of Rock Mechanics & Mining scienccs,2004,41(3):1-8.
8FAKHIMI A,CARVALHO F,ISHIDA T,et al.Simulation of failure around a circular opening in rock[J].International Journal of Rock Mechanics & Mining Sciences,2002,39(4):507-515.
9HSU S C,CHIANG S S,LAI J R.Failure mechanisms of tunnels in weak rock with interbedded structures[J].Internal Journal of Rock Mechanics & Mining Seiences,2004,41(3):34.
