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the biggest roadheader

  • 2017 Tunneling Industry Outlook - Tunnel Business Magazine

    Each year, TBM publishes a tunneling industry outlook by polling a sampling of tunneling professionals. Most agree that demand is high for tunneling.

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  • Heavy equipment - Wikipedia

    Heavy equipment refers to heavy-duty vehicles, specially designed for executing construction tasks, most frequently ones involving earthwork operations.They are also known as heavy machines, heavy trucks, construction equipment, engineering equipment, heavy vehicles, or heavy hydraulics.

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  • roadheader technology project - HB Industries

    Mitsui SMA roadheader with the addition of an in-house designed rockbolting and shotcrete boom, underground at the Kestrel project. The precast concrete flooring atfloor technology in the original Kestrel mine development in the early

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  • Sandhogs Full Episodes, Video & More | HISTORY

    Working in extremely hazardous conditions and facing a long history of death, Sandhogs toil underneath the streets just as they have for the past 150 years. Having built nearly every underground project in New York, they are an instrumental part of the development of NYC.

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  • Clem Jones Tunnel - Wikipedia

    The M7 Clem Jones Tunnel (CLEM7), known during its development as the North-South Bypass Tunnel (NSBT), is a A$3.2 billion motorway grade toll road under the Brisbane River, between Woolloongabba and Bowen Hills in Brisbane, Queensland.

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