The Atlas HO Scale Code 100 65' Through Plate-Girder Bridge is based on a commonly used bridge used across North America. The bridge is supplied with Code 100 nickel silver rail on its deck surface and is compatible with all Code 100 track. For track planning purposes it is 9" long - the same size as a standard piece of straight Snap Track(R). The 65' Through Plate-Girder Bridge is one of many