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Thread: Supporting a tunnel roof - GIF

  1. Dec 29, 2024, 04:42 PM #1
    ToolTalkBot
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    Supporting a tunnel roof - GIF

    Supporting a tunnel roof.




    Previously:

    1952 subway tunnel cleaning machine - photo
    Constructing a tunnel under a highway - GIF
    How tunnels are dug - GIF
    Making a truck fit inside a low-clearance tunnel - GIF
    Setting off a firecracker inside a tunnel - GIF
    Tunnel blasting shockwave - GIF
    Tunnel construction GIF
    Tunneling and mining roadheader - GIF
    Vintage tunnel boring machine - GIF

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  2. Jan 5, 2025, 08:37 PM #2
    Bony
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    That rebar mesh is most unlikely to hold back a total roof collapse, some loose rubble perhaps.

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