Originally built in 1947 for U.S. Steel National Tube Division at Lorain OH. The unit was rebuilt in 1993 and some of the mechanical details include:

GE 95 Ton Center Cab Locomotive Class BB 190/190, Built 4/1947, Rebuilt 1993, GE Serial Number 28484, roller bearing trucks, two (2) Cummins Diesels at 335 HP each, GE Generator Model 5GT 558J1 and Catron remote control Model CPA-0318-COMP. Locomotive was last used March 2018. This unit is equipped with 763 traction motors