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Jacob Werling's Collection
 
3/13/2025
 
 
 
 
 
Owner: Union Pacific Railroad Company
Model:Alco 4-6-6-4Built As:UP 3977 (4-6-6-4)
Serial Number:70160Order No:S-1879
Frame Number:21X32 cylinders, 69" driversBuilt:6/1943
Notes:re# 3710 in 1952, re# 3977 in 1968
Other locos with this serial:  UP 3977(4-6-6-4)
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UP X3977
Title:  UP X3977
Description:  Side shot of the Challenger. Just as impressive as the diesel I might add.
Photo Date:  7/20/2018  Upload Date: 11/24/2019 12:37:06 PM
Location:  North Platte, NE
Author:  Jacob Werling
Categories: 
Locomotives:  UP 3977(4-6-6-4)
Views:  98   Comments: 1
UP X3977 and UP 6922
Title:  UP X3977 and UP 6922
Description:  Two greats on display together
Photo Date:  7/20/2018  Upload Date: 11/24/2019 12:39:35 PM
Location:  North Platte, NE
Author:  Jacob Werling
Categories: 
Locomotives:  UP 3977(4-6-6-4) UP 6922(DDA40X)
Views:  155   Comments: 1
UP X3977
Title:  UP X3977
Description:  Such a huge and imressive peace of machinery. Now we just gotta get the UP 3985 running to see one moving!
Photo Date:  7/20/2018  Upload Date: 11/24/2019 1:51:01 PM
Location:  North Platte, NE
Author:  Jacob Werling
Categories: 
Locomotives:  UP 3977(4-6-6-4)
Views:  335   Comments: 1
UP X3977 and UP 6922
Title:  UP X3977 and UP 6922
Description:  One final shot before heading back towards the UP mainline. Was fun to explore these big beasts!
Photo Date:  7/20/2018  Upload Date: 11/24/2019 1:54:49 PM
Location:  North Platte, NE
Author:  Jacob Werling
Categories: 
Locomotives:  UP 3977(4-6-6-4) UP 6922(DDA40X)
Views:  124   Comments: 1


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