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    Country, city : Iran, Kermanshah
    Year of construction : 2005
    Stock : Transferring Water
    Geology : HardRock
    Mechanical data : Tunnel length: 19 km
    Client : Ab-Nirou
    Device size : Diameter of the device: 6.73 meters
    device type : Hard Rock Double Shield
    Manufacturer : Herrenknecht
    Other technical specifications : S157
    TunnelSazMachine Company Activities

    • Complete modernization of the TBM machine after the completion of 15 km of the first phase of drilling
    • Modification and updating of the TBM machine due to the severe geological conditions of the area (water pressure and H2S gas)
    • Assembling and launching the TBM machine
    • Supervisor drilling operations up to 500 meters in length of the tunnel
    • Supply, installation of a tunnel conveyor system
    • Overhaul and restart on 19th kilometer due to flooding