Bachmann Trains USRA 0-6-0 w/SMOKE & SHORT HAUL TENDER - SMOKY MOUNTAIN #99 - HO Scale. The USRA 0-6-0 was a standard class of steam locomotive designed under the control of the United States Railroad Administration, the nationalized railroad system in the United States. This was the standard light switcher of the USRA types, and was a 0-6-0 wheel arrangement. The Bachmann 0-6-0 models feature prototypical Locomotives & Tender with Smoke and Operating Headlight.