CSX K041 passes the silent tower at Walkerton with the Interstate unit leading the way.

The NS Interstate heritage unit is serving in pusher duty along The Pokey. Here, the unit and another AC leave the yard to go to the rescue of a underpowered grain train at Farm

Just before sunup in frosty downtown Keystone, W.Va., NS's Interstate heritage unit shoves train No. 776 up Elkhorn Grade, with locomotives in notch-8, awakening the sleeping mining community on a... (more)

The Interstate heritage unit and another AC motor shoves hard against the back of grain train, NS 83K as they enter Elkhorn Tunnel.

Amid beautiful colors, the Interstate heritage unit shoves hard on the rear of NS train 97Z as it enters Elkhorn Tunnel.

Shoving east in dramatic late evening lighting, Interstate No. 8105 roars the hollows surrounding Elkhorn, W.Va., on a balmy, but quiet Sunday afternoon along NS's busy Pocahontas mainline.

The Interstate unit get permission up the hill for Main 4 to be tied down and turned over to BNSF.

The Interstate unit has been sitting waiting for a new crew from Elkhart with an empty tanker train.

The Interstate Heritage Unit had a long slog across the Conemaugh and Pittsburgh Lines. The 64R went into emergency three times today and finally entered our viewfinders just before sunset.

With a moderate rain coming down , a empty oil train splits the signals at mp 142. With NS Interstate Heritage engine in the lead!

The Interstate heritage unit leads another oil train into the Toledo area on a summer evening.

Plenty of foam on the Kellogg Bridge this evening for the Interstate Heritage unit at Division Street in St. Paul.

With the Interstate unit trailing on a loaded oil train, it became the first heritage unit to come down the CSX Riverline. With its return trip it also became the first to lead.