American Standard Gauge (4'-8.5') mainline railroad track and ballast assembly. Full size (1:1) it measures 300 feet long, and can be patterned or mirrored for additional length. Ties, rail, tie plates, spikes and rail joiners.
Originally modeled in SolidWorks, I offer it in several suitable formats. UV mapped rail and railhead, ties. 1,083,332 polys.
The SolidWorks™ model was converted into the .obj format using SimLab Animation. Rendering is in KeyShot 3 Pro from Luxion.