Tunnels - References

Selected References

AES Cartagena Hydraulic Tunnel Monitoring (Spain, 2005 - 2006)
Shimakawahara Tunnel (Japan, 2003 - 2003)
Metropolitan Subway of DongDaeMun (Korea, 2000)
Vienna Water Supply Line (Austria, 1999)
Mt. Terri (Switzerland, 1997 - 2000)

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