NS SD40E leads a westbound train. The SD40E is actually lead unit of a helper set that was added on in Altoona

An EMD SD40E rebuild powers an autorack train through University Circle.

A four pack of helpers heads west to push more tonnage up the west slope.

This past winter, heavy snow squalls dumped inches of snow within minutes. A set of helpers drifts downhill under a soon to be demolished PRR signal bridge.

Norfolk Southern SD40E 6332 and MP15E 2423, lead the Exhibit car as they leave Steamtown at the end of Railfest 2014.

Westbound rounding the banked curve at mp 151 with empty tank train with , two BNSF engines on train one in Santa Fe warbonnet colors.

NS P94 screams northbound through Lexington with a rebuilt SD40E and 2 ex-leaser SD40-2s in charge of a hefty train.

Helpers drift past the Amtrak station in Altoona. They will cut away at CP Works to wait for their next assignment.

NS 6335, an SD40E on the run from Altoona, leads NS 40A south through the small town of Burgin, KY

NS 6322 leads a large dimensional train, NS 056, down the eastern slope into Altoona. Various large caterpillar mining pieces, large steel pipes, flat steel loads, and ten brand-new GE BB40-9W for... (more)

Eastbound between Louisville and Danville with an SD40E and two former N&W SD40-2's.

Eastbound between Louisville and Danville with an SD40E and two former N&W SD40-2's.

When a helper set, hauling two other helper sets, gets pressed into duty as a head end helper. It results in a 9 unit lash up, piled onto the head of an NS 536 coal train. 6 SD40E's and 3 SD60I... (more)

A helper set rolls along at the end of a westbound train in Cresson, Pa. They are seen ducking beneath the signal bridge at milepost 249 near the Rt. 53 overpass (which was in the process of being... (more)