ISSN - ISRM
ISSN - ISRM
ISSN - ISRM
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Tunnels in Weak Ground : Discrete Element Simulations21(a) Single tunnelFig. 5 : Excavated tunnels(b) Twin tunnel(a) Unlined tunnel (b) Contact force distribution (c) Displacement distribution(i) Single tunnel(d) Contact force distribution(e) Displacement distribution(ii) Twin tunnelFig. 6 : Stability of Unlined tunnel (Enlarged view near the tunnel)Volume 1 v No. 1 v January 2012