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4/25/2024
 
 
 
 
 
Owner: Union Pacific Railroad Company
Model:Alco 4-6-6-4Built As:UP 3939 (4-6-6-4)
Serial Number:72801Order No:S-1938
Frame Number:21X32 cylinders, 69" driversBuilt:8/1944
Notes:Schenectady 08/1944 (2nd #3939), retired 06/1959
Other locos with this serial:  UP 3939(4-6-6-4)
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UP 4-6-6-4 #3939 - Union Pacific Challenger
Title:  UP 4-6-6-4 #3939 - Union Pacific Challenger
Description:  A sad view of this once mighty 4-6-6-4 Challenger as it sits in the storage/scrap line in Cheyenne, WY. Built by Alco-Schenectady in August of 1944 (serial #72801), this massive steam locomotive served the UP well until being "vacated" in June of 1959, barely 15 years of service. Unknown photographer
Photo Date:  10/2/1957  Upload Date: 3/11/2020 6:24:08 AM
Location:  Cheyenne, WY
Author:  Gary Everhart
Categories:  Roster,Steam
Locomotives:  UP 3939(4-6-6-4)
Views:  590   Comments: 0


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