One of eight SW1500s on the Union RR roster shoves scrap metal gons at the east end of the ET Works. This unit was recently retrofitted for remote-controlled operation.

One of eight SW1500s on the Union RR roster shoves scrap metal gons at the east end of the ET Works. This unit was recently retrofitted for remote-controlled operation.

One of eight SW1500s on the Union RR roster shoves scrap metal gons at the east end of the ET Works. This unit was recently retrofitted for remote-controlled operation.

The late Three Rivers heads east on the NS mainline as four URR EMD MP15DCs haul empty hoppers to Demler Yard. Photo taken from the Westinghouse Bridge.

The URR Coke Express heads towards Demmler Yard as an eastbound freight passes beneath it on the NS Pittsburgh Line. Photo taken from the Westinghouse Bridge.

Amtrak 04T has a medium clear at Wing to cross 1 to 2, and 12N (below) will follow behind off of the Port Perry Branch.

Horsehead 6790 leads 12N into CP-Wing while Amtrak 04T comes into view (look just below the URR bridge at right).

Helpers shove 10G east past the WABCO plant in E Pittsburgh, towards CP-Wing.

10G's helpers round the curve passing under the Union Railroad and the onramp to the Triboro Expressway.

10G rounds the curve passing under the Union Railroad and the onramp to the Triboro Expressway.

A loaded slab train shoves up the ramp from USX Edgar Thomson works (to head across the river to Irvin) as an empty coke train reverses to head to Clairton.

A loaded slab train shoves up the ramp from USX Edgar Thomson works (to head across the river to Irvin) as an empty coke train reverses to head to Clairton.

Westbound. Camera Nikon Coolpix 5700. 1/119 second exposure, f3.8, Focal Length 34.7, ISO 100, White Balance Sunlight. I used a Cokin Warming Filter (81a) and Cokin Circular Polarizer.