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  1. Layout Design Forum
    I have a layout that is a 20'x4' N-scale island with a scenic divider down the middle. On the "front side I have a double track main with 1 track on 2 sperate levels. The top level is 6" off the benchwork to topof roadbed. The lower level is 2 1/2 inches from top of roadbed to benchwork. That...