F89F Trailer TTX/Brown #152206Details: Introduced in the early 1960s, the Trailer Train (now TTX Company) F89F flatcar has been a mainstay of contemporary railroading. A product of Bethlehem Steel Companys (BSC) Johnstown, PA plant, over 9,000 of these (89 8 over the strikers) cars were built throughout the 1960s. Visually distinctive from other long flatcars of their era thanks to their C channel side sills, these versatile cars were adapted for many types of service and loadings