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| Gould Tunnel Arches and Concrete Footers |
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| In Process |
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| Lagging On Inside of Beams or Outside |
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| Optional Wall Anchors |
Tuesday, July 30, 2013
Train Tunnel In Ohio
These photos are from a train tunnel rehabilitation in Ohio. The arch sets and steel lagging (between the steel beams) are painted. Arches are connected via "struts" which bolt each arch set to the next arch.
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