CSXT 4552 shoves on the rear of train Q302 at North 16th Street. CSXT 4552 was originally built as CSXT 752 in 1999 and is one of four SD70ACs that still remain in the CSX YN2 paint scheme.
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.