Just days after we wrote about the problem of trying to introduce cleaner locomotives into existing railway's fleets, Union Pacific Railroad has unveiled the first of 60 new environmentally ...

EMD's SD70-series ... BNSF was the only railroad to order the model, taking 20 locomotives in 2014. The two demonstrators went to a short line in the Pacific Northwest. Tier 4 emissions came ...

The unmistakable look of ... the locomotive were specially built for its customers, from high hoods to short hoods and cabless versions built with and without steam generators for Union Pacific ...