Photo By: Kevin Morgan

UP 4404 and UP 4533 throttle up and kick up some exhaust after clearing a slow order, picking up speed while climbing out of Rocky, up and around Big Ten Curve. Email Questions or Comments to the Webmaster. User Comments (0) No comments posted yet. Click Here to add the first one!

21 views 0 comments Sunday, June 29, 2025 at 8:02:06 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 Union Pacific Model SD70M Primary Unit Number UP 4404 Paint Scheme UP Flag/Lightning/Wings Symbol PCBGS-28 Train Type Passenger Additional Unit Number(s) UP 4533     Photo Information Camera Make/Model Hasselblad / Mavic 3 / Mavic 3 Pro [L2D-20c] ISO 130 Flash Did Not Fire Focal Length 24 mm Shutter 1/500 seconds Aperture f/2.8

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