NS pushers on a cold snowy day.

SD40E pushers help guide a westbound down the mountain in wintry conditions as the first big storm of the season begins to wind down. About 8 inches of snow has fallen in the past 18 hours.

It's cold! Pushers help a train up the snowy mountain.

As a winter storm begins to tighten it's grip, yet another NS freight hustles west as pushers help with descent.

Pushers assist an intermodal up the mountain. Lots of things have changed since my last visit here about 9 years ago. But the volume of trains has not changed at all.

NS 6322 leads a trash train up snow covered horseshoe curve amid a light snowfall

SD40E 6355 does its best Alco impression as it attempts to single-handedly get 36T up to speed just east of Bison Yard.

NS 6345 shoves a local into a industry in Granite City. A former MRS switcher sits in the background.

NS's Chamblee to East Point transfer job P76 charges through Atlanta, Georgia with a SD40E running long hood forward and is about to step over the Atlanta South District on April 17, 2014.

The pushers on the rear of 12G hold the heavy train back going down the East Slope into Altoona, rounding Horseshoe Curve.

A four-pack of helpers shove this manifest train up the West Slope of the Allegheny Mountains.

An intermodal train descends the West Slope and knocks down the position signals in Lilly

The conductor is finishing walking his train after recrewing C65 in Dean Siding on the NS Lake Erie District. The train today includes five brand new ES43ACmi locomotives from GE Transportation bo... (more)

A pair of SD40E's push on the rear of M4G as it nears the top of the grade between Cresson and Gallitzin.

A Storm's-a-comin'With storm clouds brewing above the Horseshoe Curve, the tail ends of a westbound intermodal and eastbound manifest rest are caught at opposite sides of the valley.