4/17/2025
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Home
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Union Pacific Railroad Company
>
Locomotives
>
Alco 2-8-8-0
> UP 3531
Pictures of UP 3531
Owner:
Union Pacific Railroad Company
Model:
Alco 2-8-8-0
Built As:
UP 3631 (2-8-8-0)
Serial Number:
61921
Order No:
B-1525
Frame Number:
26&41X32 cylinders 57" drivers
Built:
7/1920
Notes:
Brooks, 7/1920. nee-#3631, reblt 6/1937 to 3531, rtrd 2/1954
Other locos with this serial:
UP 3531(2-8-8-0)
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Title:
Union Pacific 2-8-8-0 3531
Description:
Photo Date:
2/6/1938
Upload Date:
12/4/2022 10:24:19 PM
Location:
Los Angeles, CA
Author:
William Bissinger
Categories:
Locomotives:
UP 3531(2-8-8-0)
Views:
476
Comments:
0
Title:
UP 2-8-8-0 #3531
Description:
Originally built as UP 2-8-8-0 compound "Consolidation Mallet" #3631 (serial #61921, class MC-3), the loco was a very effctive helper locomotive for long drags of cars over the western mountain ranges. UP decided to simplifly the loco in June of 1937. The loco lasted in service another 12 years before being retired in February of 1954. Simplified specs - new class SA-C-3, 59" drivers, 218 psi boiler pressure, four 23x30" cylinders,impressive tractive effort of 99,840 lb. An unknown photographer took this photo.
Photo Date:
5/1/1947
Upload Date:
6/2/2022 6:58:55 AM
Location:
Pendleton, OR
Author:
Gary Everhart
Categories:
Roster,Yard,Steam
Locomotives:
UP 3531(2-8-8-0)
Views:
519
Comments:
0
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