The Lackawanna heritage unit heads up an eastbound intermodal through downtown Pittsburgh. Double stacks are still routed the long way thanks to the height restrictions through downtown, something NS is working to correct. However, 22W doesn't have high cars until Pittcairn, if ever, so it doesn't require the detour over the OC Bridge, Mon Line, and Port Perry Branch to bypass the station.
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.
