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5/18/2025
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Home > Union Pacific Railroad Company > Locomotives > Alco 4-8-8-4 > UP 4006
Pictures of UP 4006
 
Owner: Union Pacific Railroad Company
Model:Alco 4-8-8-4Built As:UP 4006 (4-8-8-4)
Serial Number:69577Order No:S-1844
Frame Number:23¾X32 cylinders, 68" driversBuilt:8/1941
Notes:donated 06/1961 to St Louis County Museum Of Transportation
Other locos with this serial:  UP 4006(4-8-8-4)
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UP 900081 + 4006 display with my Dad
Title:  UP 900081 + 4006 display with my Dad
Description: 
Photo Date:  2/15/2013  Upload Date: 4/25/2014 11:53:20 PM
Location:  Kirkwood, MO
Author:  Andrew Goblirsch
Categories:  Track
Locomotives:  UP 4006(4-8-8-4) ATSF 5011(2-10-4)
Views:  654   Comments: 0
UP 4006 on Display with ME
Title:  UP 4006 on Display with ME
Description: 
Photo Date:  2/15/2013  Upload Date: 12/12/2013 12:21:55 AM
Location:  Kirkwood, MO
Author:  Andrew Goblirsch
Categories:  Track
Locomotives:  UP 4006(4-8-8-4) NW 2156(2-8-8-2) MP 4502(RS3)
Views:  1083   Comments: 0
UP #4006
Title:  UP #4006
Description:  Union Pacific 4-8-8-4 "Big Boy" #4006 rests easily in retirement at the Museum of Transportation in Kirkwood, MO. This shot gives a taste of just how long the Big Boys really were.
Photo Date:  7/22/2013  Upload Date: 11/12/2014 1:50:44 AM
Location:  Kirkwood, MO
Author:  Mark Schofield
Categories:  Steam
Locomotives:  UP 4006(4-8-8-4)
Views:  558   Comments: 0
UP #4006
Title:  UP #4006
Description:  Someone is getting an extremely deserved repaint!
Photo Date:  8/10/2013  Upload Date: 8/26/2013 2:07:30 AM
Location:  St. Louis, MO
Author:  Victoria Broskie
Categories:  Steam
Locomotives:  UP 4006(4-8-8-4)
Views:  539   Comments: 0
UP #4006
Title:  UP #4006
Description:  My first Big Boy - I love how 5011 is peaking through on the left.
Photo Date:  8/10/2013  Upload Date: 8/26/2013 2:09:45 AM
Location:  St. Louis, MO
Author:  Victoria Broskie
Categories:  Steam
Locomotives:  UP 4006(4-8-8-4) ATSF 5011(2-10-4)
Views:  1138   Comments: 0
UP #4006
Title:  UP #4006
Description:  No offense meant to the museum, but this restoration looks rather haphazard...
Photo Date:  8/10/2013  Upload Date: 8/26/2013 3:19:19 PM
Location:  St. Louis, MO
Author:  Victoria Broskie
Categories:  Steam
Locomotives:  UP 4006(4-8-8-4)
Views:  502   Comments: 0
UP 4006
Title:  UP 4006
Description:  UP 4006 "Big Boy" at Museum of Transportation in St Louis, Mo.
Photo Date:  12/6/2013  Upload Date: 1/27/2014 11:09:37 PM
Location:  Kirkwood, MO
Author:  Josh Basco
Categories:  Winter
Locomotives:  UP 4006(4-8-8-4)
Views:  346   Comments: 0
UP 4006
Title:  UP 4006
Description: 
Photo Date:  5/16/2014  Upload Date: 5/24/2014 9:54:34 PM
Location:  St Louis, MO
Author:  Larry Mowery
Categories: 
Locomotives:  UP 4006(4-8-8-4)
Views:  390   Comments: 0
UP 4006
Title:  UP 4006
Description: 
Photo Date:  5/16/2014  Upload Date: 5/24/2014 9:55:09 PM
Location:  St Louis, MO
Author:  Larry Mowery
Categories: 
Locomotives:  UP 4006(4-8-8-4)
Views:  589   Comments: 0
UP 4006
Title:  UP 4006
Description: 
Photo Date:  5/16/2014  Upload Date: 5/24/2014 9:55:39 PM
Location:  St Louis, MO
Author:  Larry Mowery
Categories: 
Locomotives:  UP 4006(4-8-8-4)
Views:  420   Comments: 0
UP Big Boy 4006
Title:  UP Big Boy 4006
Description: 
Photo Date:  6/28/2015  Upload Date: 7/2/2015 6:20:34 PM
Location:  Saint Louis County, MO
Author:  Ryan Casey
Categories: 
Locomotives:  UP 4006(4-8-8-4)
Views:  345   Comments: 0
Side shot of UP Big Boy 4006
Title:  Side shot of UP Big Boy 4006
Description: 
Photo Date:  6/28/2015  Upload Date: 7/2/2015 6:21:05 PM
Location:  Saint Louis County, MO
Author:  Ryan Casey
Categories: 
Locomotives:  UP 4006(4-8-8-4)
Views:  1717   Comments: 6
UP 4006
Title:  UP 4006
Description: 
Photo Date:  6/28/2015  Upload Date: 7/2/2015 6:40:13 PM
Location:  Saint Louis County, MO
Author:  Ryan Casey
Categories: 
Locomotives:  UP 4006(4-8-8-4)
Views:  517   Comments: 0
UP 4006
Title:  UP 4006
Description:  Sitting in the yard.
Photo Date:  6/29/2015  Upload Date: 7/4/2016 11:54:40 PM
Location:  Kirkwood, MO
Author:  Nicholas Katz
Categories:  Roster,RollingStock,Yard,Track
Locomotives:  UP 4006(4-8-8-4)
Views:  421   Comments: 1
Big Boy 4006
Title:  Big Boy 4006
Description:  1941 American Locomotive Company (Schenectady Works); 4-8-8-4
Photo Date:  8/29/2015  Upload Date: 8/30/2015 7:40:56 PM
Location:  Kirkwood, MO
Author:  Tim Fennell
Categories: 
Locomotives:  UP 4006(4-8-8-4)
Views:  253   Comments: 1
UP 4-8-8-4 #4006 Union Pacific
Title:  UP 4-8-8-4 #4006 Union Pacific
Description:  One of the biggest locomotives to ever run on American rails is this 1941 Alco built "Big Boy". Can only imagine how it shook the ground when flying past!
Photo Date:  10/21/2015  Upload Date: 1/7/2018 6:30:42 PM
Location:  Kirkwood, MO
Author:  Gary Everhart
Categories:  Roster,Steam
Locomotives:  UP 4006(4-8-8-4)
Views:  287   Comments: 1
UP 4-8-8-4 #4006 - Union Pacific
Title:  UP 4-8-8-4 #4006 - Union Pacific
Description:  Tender view with its "centipede" string of wheels to support the water and coal needed to feed the "Big Boy."
Photo Date:  10/21/2015  Upload Date: 1/7/2018 6:30:47 PM
Location:  Kirkwood, MO
Author:  Gary Everhart
Categories:  Roster,Steam
Locomotives:  UP 4006(4-8-8-4)
Views:  300   Comments: 1
UP 4-8-8-4 #4006 - Union Pacific
Title:  UP 4-8-8-4 #4006 - Union Pacific
Description:  Engineer's side of the 1941 Alco built cab. The loco now resides peacefully at the National Museum of Transportation.
Photo Date:  10/21/2015  Upload Date: 1/7/2018 6:30:51 PM
Location:  Kirkwood, MO
Author:  Gary Everhart
Categories:  Roster,Steam
Locomotives:  UP 4006(4-8-8-4)
Views:  357   Comments: 0
UP 4006
Title:  UP 4006
Description:  Straight on Big Boy nose
Photo Date:  6/20/2016  Upload Date: 7/30/2017 3:47:51 PM
Location:  Kirkwood, MO
Author:  Kevin Murray
Categories:  Yard
Locomotives:  UP 4006(4-8-8-4)
Views:  319   Comments: 0
Big Boy in Missouri
Title:  Big Boy in Missouri
Description:  Wasatch class UP 4006
Photo Date:  6/20/2016  Upload Date: 7/30/2017 3:49:21 PM
Location:  Kirkwood, MO
Author:  Kevin Murray
Categories:  Yard
Locomotives:  UP 4006(4-8-8-4)
Views:  343   Comments: 0
UP 4006 Locomotive (4-8-8-4)
Title:  UP 4006 Locomotive (4-8-8-4)
Description:  At St Louis County Museum Of Transportation
Photo Date:  9/7/2016  Upload Date: 9/23/2016 10:13:26 PM
Location:  Kirkwood, MO
Author:  Richard Gibson
Categories:  Roster
Locomotives:  UP 4006(4-8-8-4)
Views:  875   Comments: 1
UP 4-8-8-4 #4006
Title:  UP 4-8-8-4 #4006
Description: 
Photo Date:  6/18/2017  Upload Date: 6/19/2017 9:56:36 PM
Location:  St. Louis, MO
Author:  Andrew Severt
Categories: 
Locomotives:  UP 4006(4-8-8-4)
Views:  880   Comments: 1
Big Boy
Title:  Big Boy
Description:  Next to a snow plow
Photo Date:  1/23/2020  Upload Date: 2/7/2020 9:27:58 PM
Location:  Kirkwood, MO
Author:  Jonathan Hinely
Categories:  Roster,RollingStock,Steam,Action
Locomotives:  UP 4006(4-8-8-4)
Views:  558   Comments: 1
Big Boy and Trolley
Title:  Big Boy and Trolley
Description:  You will see that trolley in a lot of these photos. Built for the St. Louis Waterworks Railway in 1914, the restored trolley is one the museum uses to give rides around the grounds. It was running all day while I was there!
Photo Date:  6/19/2021  Upload Date: 6/22/2021 8:36:25 PM
Location:  Kirkwood, MO
Author:  Matthew Zisi
Categories:  Steam,Passenger
Locomotives:  UP 4006(4-8-8-4)
Views:  309   Comments: 0
Big Boy and Trolley
Title:  Big Boy and Trolley
Description: 
Photo Date:  6/19/2021  Upload Date: 6/22/2021 8:37:10 PM
Location:  Kirkwood, MO
Author:  Matthew Zisi
Categories:  Steam,Passenger
Locomotives:  UP 4006(4-8-8-4)
Views:  329   Comments: 0
Trolley, Big Boy, and Snowplow
Title:  Trolley, Big Boy, and Snowplow
Description: 
Photo Date:  6/19/2021  Upload Date: 6/22/2021 8:37:58 PM
Location:  Kirkwood, MO
Author:  Matthew Zisi
Categories:  Roster,Steam,Passenger
Locomotives:  UP 4006(4-8-8-4) UP 6944(DDA40X) EL 3607(SD45)
Views:  388   Comments: 0
UP 4006 6944 900081
Title:  UP 4006 6944 900081
Description: 
Photo Date:  6/19/2021  Upload Date: 6/22/2021 8:39:00 PM
Location:  Kirkwood, MO
Author:  Matthew Zisi
Categories:  Roster,Steam
Locomotives:  UP 4006(4-8-8-4) UP 6944(DDA40X)
Views:  348   Comments: 0
Big Boy and Trolley
Title:  Big Boy and Trolley
Description: 
Photo Date:  6/19/2021  Upload Date: 6/22/2021 8:39:38 PM
Location:  Kirkwood, MO
Author:  Matthew Zisi
Categories:  Roster,Steam,Passenger
Locomotives:  UP 4006(4-8-8-4)
Views:  301   Comments: 0
UP 4006
Title:  UP 4006
Description:  One of the largest steam engines ever built! 25 were built for Union Pacific in the early 1940s. This is one of eight still in existence.
Photo Date:  6/19/2021  Upload Date: 6/22/2021 8:41:12 PM
Location:  Kirkwood, MO
Author:  Matthew Zisi
Categories:  Roster,Steam
Locomotives:  UP 4006(4-8-8-4)
Views:  352   Comments: 0
UP 4006
Title:  UP 4006
Description:  Its so tough to get the entire thing into one photo!
Photo Date:  6/19/2021  Upload Date: 6/22/2021 8:47:37 PM
Location:  Kirkwood, MO
Author:  Matthew Zisi
Categories:  Roster,Steam
Locomotives:  UP 4006(4-8-8-4)
Views:  350   Comments: 0
UP 4006
Title:  UP 4006
Description:  These were used to travel the mountain route from Cheyenne, WY, to Ogden, UT.
Photo Date:  6/19/2021  Upload Date: 6/22/2021 8:48:27 PM
Location:  Kirkwood, MO
Author:  Matthew Zisi
Categories:  Roster,Steam
Locomotives:  UP 4006(4-8-8-4)
Views:  353   Comments: 0
UP 4006
Title:  UP 4006
Description: 
Photo Date:  6/19/2021  Upload Date: 6/22/2021 8:49:04 PM
Location:  Kirkwood, MO
Author:  Matthew Zisi
Categories:  Roster,Steam
Locomotives:  UP 4006(4-8-8-4)
Views:  313   Comments: 0
UP 4006
Title:  UP 4006
Description: 
Photo Date:  6/19/2021  Upload Date: 6/22/2021 8:49:53 PM
Location:  Kirkwood, MO
Author:  Matthew Zisi
Categories:  Roster,Steam
Locomotives:  UP 4006(4-8-8-4)
Views:  299   Comments: 0
UP 4006
Title:  UP 4006
Description: 
Photo Date:  6/19/2021  Upload Date: 6/22/2021 8:50:31 PM
Location:  Kirkwood, MO
Author:  Matthew Zisi
Categories:  Roster,Steam
Locomotives:  UP 4006(4-8-8-4)
Views:  301   Comments: 0
UP 4006
Title:  UP 4006
Description: 
Photo Date:  6/19/2021  Upload Date: 6/22/2021 8:51:08 PM
Location:  Kirkwood, MO
Author:  Matthew Zisi
Categories:  Roster,Steam
Locomotives:  UP 4006(4-8-8-4)
Views:  329   Comments: 0
UP 4006
Title:  UP 4006
Description: 
Photo Date:  6/19/2021  Upload Date: 6/22/2021 8:51:45 PM
Location:  Kirkwood, MO
Author:  Matthew Zisi
Categories:  Roster,Steam
Locomotives:  UP 4006(4-8-8-4)
Views:  366   Comments: 0
UP 4006
Title:  UP 4006
Description: 
Photo Date:  6/19/2021  Upload Date: 6/22/2021 8:52:21 PM
Location:  Kirkwood, MO
Author:  Matthew Zisi
Categories:  Roster,Steam
Locomotives:  UP 4006(4-8-8-4)
Views:  445   Comments: 0
UP 900081
Title:  UP 900081
Description:  These actually required 3 or 4 locomotives to push them!
Photo Date:  6/19/2021  Upload Date: 6/22/2021 8:57:09 PM
Location:  Kirkwood, MO
Author:  Matthew Zisi
Categories:  RollingStock
Locomotives:  UP 4006(4-8-8-4)
Views:  337   Comments: 0

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