At 9:26 a.m. on September 25, 2003, an eastbound Union Pacific stack train burst out of an eastern portal of one of the twin bores of Hermosa Tunnels east of Hermosa, Wyoming, on UP’s crossing of Sherman Hill.
The EMD SD (special duty) series are a strong and reliable kind of locomotive which still serve America's rails today. They have proved themselves reliable by clocking in several million miles of freight service over several decades.