mock-up is a free Model Railroad Discussion Forum and photo gallery. We cover all scales and sizes of model railroads. Whether you're a master model railroader or just getting started, you'll find something of interest here.

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    How to mock-up the right-of-way in full size?

    How do you mock up your track before committing to permanent structures like risers and sub-roadbed? Elevations are a concern because I'd like to have a switch-back over itself (look up Gumstump and Snowshoe). The current bare platform is 1 inch rigid foam over 1/4 inch ply over 1x4 framework...

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