ColoradoRailfan.com Contemporary Railfanning in Colorado
Railroad photograph
Photo by: Kevin Morgan
A Phase 7 P42DC leads the westbound Zephyr by a UP work train in the house track at Rocky. UP will send light power out of North Yard to take the train west.
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Thursday, September 11, 2025 at 09:28:39
image date


Location Information

City or County and State
Arvada, CO

Subdivision
Moffat Tunnel (UP)

Milepost or Control Point
Rocky (7,330ft)



Train Information
Railroad
Amtrak 		Model
P42DC 		Primary Unit Number
AMTK 204

Paint Scheme
Amtrak Phase 7 		Symbol
AMT5-10 		Train Type
California Zephyr (Amtrak)

Photo Information
Camera Make/Model
DJI / Mavic 3 Pro [FC4370] 		ISO
100
Flash
Did Not Fire

Focal Length
166 mm 		Shutter
1/500 seconds 		Aperture
f/3.4