The Original Eco Friendly & Sustainable Living Portal (since 2009)
tunnel support, Tag
- Tech Talk: The Technology of Grouting Sun, 26 Sep 10, 10:45pmFor the last two technical talks I have been explaining how, by bolting rock layers around an opening, spraying concrete on the walls of the opening or a combination of both, one can stabilize openings underground...
- Tech Talk: Flexible Roof Support Systems Mon, 20 Sep 10, 12:55amThis is part of a Sunday series of tech talks, on various energy-related technical subjects. Last week I was talking about building tunnels, and tunnels need roof support.
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