Photo By: Kevin Morgan

You have to appreciate the design and engineering that went in to the create of Little Ten and Big Ten curves. In a time before computers or drones, engineers found a way for the tracks to rapidly gain elevation over a very short distance (as the crow flies). An eastbound and a westbound manifest demonstrate the architecture in this shot.
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Thursday, June 3, 2021 at 12:32:27 PM
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
BNSF
Model
None
Unit Number
None

Symbol
HPVODEN1-02A
   



Photo Information
Camera Make/Model
DJI / Mavic Air 2 [FC3170]
ISO
100
Flash
Did Not Fire

Focal Length
24 mm
Shutter
1/640 seconds
Aperture
f/2.8


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