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4/23/2025
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Home > Union Pacific Railroad Company > Locomotives > Alco 4-8-8-4 > UP 4012
Pictures of UP 4012
 
Owner: Union Pacific Railroad Company
Model:Alco 4-8-8-4Built As:UP 4012 (4-8-8-4)
Serial Number:69583Order No:S-1844
Frame Number:23¾X32 cylinders, 68" driversBuilt:8/1941
Notes:Schenectady 08/1941, retired 02/62, donated 08/64 to Steamtown
Other locos with this serial:  UP 4012(4-8-8-4)
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Steamtown National Historic Site
Title:  Steamtown National Historic Site
Description:  The Big Boy
Photo Date:  10/31/2006  Upload Date: 11/1/2006 9:16:01 PM
Location:  Scranton, PA
Author:  Mike Thomas
Categories: 
Locomotives:  UP 4012(4-8-8-4)
Views:  625   Comments: 0
Steamtown National Historic Site
Title:  Steamtown National Historic Site
Description:  The tender of the Big Boy.
Photo Date:  10/31/2006  Upload Date: 11/1/2006 9:19:26 PM
Location:  Scranton, PA
Author:  Mike Thomas
Categories: 
Locomotives:  UP 4012(4-8-8-4)
Views:  757   Comments: 0
Steamtown National Historic Site
Title:  Steamtown National Historic Site
Description:  Cab section of the Big Boy.
Photo Date:  10/31/2006  Upload Date: 11/1/2006 9:25:07 PM
Location:  Scranton, PA
Author:  Mike Thomas
Categories: 
Locomotives:  UP 4012(4-8-8-4)
Views:  777   Comments: 0
Steamtown National Historic Site
Title:  Steamtown National Historic Site
Description:  The Big Boy
Photo Date:  10/31/2006  Upload Date: 11/1/2006 9:43:45 PM
Location:  Scranton, PA
Author:  Mike Thomas
Categories: 
Locomotives:  UP 4012(4-8-8-4)
Views:  641   Comments: 0
Steamtown National Historic Site
Title:  Steamtown National Historic Site
Description:  The Big Boy
Photo Date:  10/31/2006  Upload Date: 11/1/2006 9:47:02 PM
Location:  Scranton, PA
Author:  Mike Thomas
Categories: 
Locomotives:  UP 4012(4-8-8-4)
Views:  777   Comments: 1
Steamtown
Title:  Steamtown
Description:  Big Boy.
Photo Date:  11/25/2009  Upload Date: 11/26/2009 7:43:08 PM
Location:  Scranton, PA
Author:  Mike Thomas
Categories: 
Locomotives:  UP 4012(4-8-8-4)
Views:  556   Comments: 0
Steamtown
Title:  Steamtown
Description:  Freshly painted Big Boy
Photo Date:  11/25/2009  Upload Date: 11/26/2009 7:42:36 PM
Location:  Scranton, PA
Author:  Mike Thomas
Categories: 
Locomotives:  UP 4012(4-8-8-4)
Views:  574   Comments: 0
Steamtow`'s 2010 Railfest
Title:  Steamtow`'s 2010 Railfest
Description:  Inside the firebox of a Big Boy.
Photo Date:  9/4/2010  Upload Date: 9/5/2010 9:38:49 PM
Location:  Scranton, PA
Author:  Mike Thomas
Categories:  InCab,Steam
Locomotives:  UP 4012(4-8-8-4)
Views:  1107   Comments: 0

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