About Us
National Traffic Signs Interstate and Guide Signs are manufactured to M.U.T.C.D. and F.D.O.T. standard specifications, including design wind speeds by the county to assure adequate aluminum z-type wind beams. All Interstate and Guide Signs are available in High Intensity and Dg3 (or equivalent type) reflective sheeting. Interstate and Guide Signs are constructed of a heavy-duty gauge .125 Alodine treated aluminum for maximum exterior life.