NS 8098 makes it's first revenue run since being built in Erie. Here the 578 with 3 brand new Gevos and 2 ratty SD70ace's trailing behind the beautiful Heritage unit lean into the S-Curve just east of the PA/OH state line.
There are times when many engines, cars or cabooses are concentrated in a location. Such sites are for storage, economic reasons, active power needs or for rebuilding. For others, wear and tear have brought their usefulness to and end.