Photo By: Kevin Morgan
 

This seemed like the perfect angle, along the east side of Big Ten Loop, for a shot of the morning Zephyr as it heads west. You can see Tunnel 1 in the distance, and even the east portal of Tunnel 4 further off in the distance.
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Friday, March 20, 2026 at 9:32:57 AM
image date


Location Information
City or County and State
Arvada, CO

Subdivision
Moffat Tunnel (UP)

Milepost or Control Point
Big Ten Curve (MP 19.5 to MP 20.2)



Train Information
Railroad
Amtrak 		Model
P42DC 		Primary Unit Number
AMTK 176

Paint Scheme
Amtrak Phase 7 		Symbol
AMT5-19 		Train Type
California Zephyr (Amtrak)

Additional Unit Number(s)
AMTK 203 		   


Photo Information
Camera Make/Model
DJI / Mavic 3 Pro [FC4382] 		ISO
110
Flash
Did Not Fire

Focal Length
70 mm 		Shutter
1/1000 seconds 		Aperture
f/2.8

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