Two locomotives lead eastbound Norfolk Southern intermodal train 22W through the trench in West Park in Pittsburgh, PA on a chilly November 10, 2018.

A pair of EMD locomotives lead a Norfolk Southern ethanol train west through the trench in West Park in Pittsburgh, PA on November 10, 2018.

Railroaders exchange a few words as a fresh crew prepares to take Norfolk Southern manifest train 35Q south from Jamestown, NC on October 21, 2018.

Norfolk Southern southbound manifest train 35Q rounds a curve in Jamestown, NC as it comes to a stop for a crew change on a sunny October 21, 2018.

Norfolk Southern locomotive 1074, the Lackawanna heritage unit, leads southbound manifest freight train 13R through Jamestown, NC at dusk on October 18, 2018.

Norfolk Southern southbound intermodal train 213, left, passes a tied-down manifest train at Charlotte Junction in Charlotte, NC on October 13, 2018.

A pair of locomotives lead Norfolk Southern extra manifest freight train M92 past the gazebo in Landis, NC on October 13, 2018.

While some of the normal power is in Colorado for Positive Train Control testing, a borrowed Amtrak Cascades locomotive leads Amtrak's Piedmont service train number 74 north through Greensboro, NC... (more)

Led by a bit of foreign power, Norfolk Southern northbound intermodal train 214 cruises through Greensboro, NC on September 8, 2018.

A pair of dash 9's and an AC44C6M lead Norfolk Southern northbound manifest freight train 36Q through Greensboro, NC on September 8, 2018.

Led by a pair of GE locomotives, Norfolk Southern train 158 heads north through the switches at Elm in Greensboro, NC on September 8, 2018.

Norfolk Southern northbound manifest freight train 158, right, cruises through the signals as a high-hood SD40-2 switches out some intermodal cars in Pomona Yard in Greensboro, NC on August 19, 20... (more)

Northbound Norfolk Southern manifest train 36Q cruises through downtown High Point, NC on a bright August 12, 2018.

A battered P42DC locomotive leads northbound Amtrak train 80 in downtown High Point, NC on August 12, 2018.

Three locomotives pull on the head end of northbound Norfolk Southern manifest freight train 195 as it departs the yard in Linwood, NC on July 15, 2018.