Michael McCarville demonstrates building a simple beginner HOn3 trestle construction over small creek or washout, Prototype was Rio Grande Southern bridge 146B near Hesperus, Colorado.
Project Materials:
12"x12" posts and cap, 3"x12" or 2"x12" sway braces, 18"x18" (instead of normal 8"x24") stringers (no girts or sills, 14"x6" retaining boards). Outside posts angled 20 degree, inside posts under rails.
Referenced Photo: Page 105 Narrow Gauge Pictorial IX
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Have fun, thanks for watching, until next time take care and happy modeling!
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