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12/16/2025
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Home > Union Pacific Railroad Company > Locomotives > EMD SD40-2 > UP 3794
Pictures of UP 3794
 
Owner: Union Pacific Railroad Company
Model:EMD SD40-2Built As:UP 3794 (SD40-2)
Serial Number:796345-26Order No:796345
Frame Number:796345-26Built:11/1980
Notes:nee UP 3794, UP 3257 8/01/14, Sd40N 1871:1 8/11/14, UPY 3003, UPY 300
Other locos with this serial:  UP 3794(SD40-2) UP 3257(SD40-2) UP 1871(SD40N)
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CNW 6908, UP 3727, and 3794
Title:  CNW 6908, UP 3727, and 3794
Description: 
Photo Date:  8/15/1981  Upload Date: 5/14/2010 9:55:26 PM
Location:  Barr Yard, IL
Author:  Tom Golden
Categories: 
Locomotives:  CNW 6908(SD40-2) UP 3727(SD40-2) UP 3794(SD40-2)
Views:  1302   Comments: 3
CNW 6908, UP 3727, and 3794
Title:  CNW 6908, UP 3727, and 3794
Description: 
Photo Date:  8/15/1981  Upload Date: 8/6/2010 1:00:49 AM
Location:  Dolton, IL
Author:  Tom Golden
Categories: 
Locomotives:  CNW 6908(SD40-2) UP 3727(SD40-2) UP 3794(SD40-2)
Views:  1019   Comments: 0
UP 3794
Title:  UP 3794
Description: 
Photo Date:  8/15/1981  Upload Date: 5/14/2010 8:14:24 PM
Location:  Barr Yard, IL
Author:  Tom Golden
Categories: 
Locomotives:  UP 3794(SD40-2)
Views:  1349   Comments: 0
UP 3794--SD40-2
Title:  UP 3794--SD40-2
Description: 
Photo Date:  8/15/1981  Upload Date: 8/5/2010 6:24:42 PM
Location:  Barr Yard, IL
Author:  Tom Golden
Categories: 
Locomotives:  UP 3794(SD40-2)
Views:  1497   Comments: 0
UP 3794, 3727, and CNW 6908
Title:  UP 3794, 3727, and CNW 6908
Description: 
Photo Date:  8/15/1981  Upload Date: 8/6/2010 12:57:12 AM
Location:  Barr Yard, IL
Author:  Tom Golden
Categories: 
Locomotives:  UP 3794(SD40-2) UP 3727(SD40-2) CNW 6908(SD40-2)
Views:  1060   Comments: 2
UP 3794, 3727, and CNW 6908 Eastbound
Title:  UP 3794, 3727, and CNW 6908 Eastbound
Description: 
Photo Date:  8/15/1981  Upload Date: 8/6/2010 1:00:01 AM
Location:  Dolton, IL
Author:  Tom Golden
Categories: 
Locomotives:  UP 3794(SD40-2) UP 3727(SD40-2) CNW 6908(SD40-2)
Views:  933   Comments: 0
UP 3794
Title:  UP 3794
Description: 
Photo Date:  8/15/1981  Upload Date: 5/14/2010 8:14:04 PM
Location:  Barr Yard, IL
Author:  Tom Golden
Categories: 
Locomotives:  UP 3794(SD40-2)
Views:  1183   Comments: 0
UP 3794--SD40-2
Title:  UP 3794--SD40-2
Description: 
Photo Date:  8/15/1981  Upload Date: 8/5/2010 6:24:10 PM
Location:  Calumet Park, IL
Author:  Tom Golden
Categories: 
Locomotives:  UP 3794(SD40-2)
Views:  953   Comments: 0
UP 3794 - Salt Lake City, UT - 6/26/82
Title:  UP 3794 - Salt Lake City, UT - 6/26/82
Description:  UP & BLE placed a crew toilet at the rear of this engine (because, after all, it has a big back porch) as an experiment; removed in 5/89. Re# UP 3257:2 5/13/04.
Photo Date:  6/26/1982  Upload Date: 2/2/2011 4:50:30 PM
Location:  Salt Lake City, UT
Author:  Craig Walker
Categories:  Roster
Locomotives:  UP 3794(SD40-2)
Views:  2237   Comments: 0
Porch Pot SD 40-2 3794
Title:  Porch Pot SD 40-2 3794
Description:  Porch Pot SD 40-2 3794 Early 1980s
Photo Date:  1/1/1984  Upload Date: 10/7/2004 8:47:54 AM
Location:  Saint Louis, MO
Author:  Keith Belk
Categories: 
Locomotives:  UP 3794(SD40-2)
Views:  4106   Comments: 4
UP 3524 West on 3rd St
Title:  UP 3524 West on 3rd St
Description:  Randy Curlin Collection
Photo Date:  7/30/1985  Upload Date: 10/23/2025 9:59:26 PM
Location:  Oakland, CA
Author:  Randy Curlin Collection
Categories:  Action
Locomotives:  UP 3524(SD40-2) UP 3794(SD40-2) UP 3141(SD40-2) UP 3802(SD40-2)
Views:  152   Comments: 0
UP 3626 Red Block with UP 3794 Rear Potty unit
Title:  UP 3626 Red Block with UP 3794 Rear Potty unit
Description:  George Cheatwood photo
Photo Date:  4/16/1989  Upload Date: 12/10/2025 2:35:55 AM
Location:  Dolton, IL
Author:  George Cheatwood
Categories:  Roster
Locomotives:  UP 3626(SD40-2) UP 3794(SD40-2)
Views:  23   Comments: 0

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