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4/25/2024
 
 
 
 
 
Owner: Union Pacific Railroad Company
Model:Alco 4-6-6-4Built As:UP 3985 (4-6-6-4)
Serial Number:70174Order No:S-1879
Frame Number:21X32 cylinders, 69" driversBuilt:6/1943
Notes:Challenger class 4664-4, donated to RRHMA.
Other locos with this serial:  UP 3985(4-6-6-4) CRR 676(4-6-6-4)
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UP 3985 & 844
Title:  UP 3985 & 844
Description: 
Photo Date:  6/18/2003  Upload Date: 10/7/2006 9:04:59 PM
Location:  Cheyenne, WY
Author:  Jon Hall
Categories:  Steam
Locomotives:  UP 3985(4-6-6-4) UP 844(4-8-4)
Views:  5248   Comments: 4
UP 3985
Title:  UP 3985
Description: 
Photo Date:  6/18/2003  Upload Date: 10/7/2006 9:04:58 PM
Location:  Cheyenne, WY
Author:  Jon Hall
Categories:  Steam
Locomotives:  UP 3985(4-6-6-4)
Views:  757   Comments: 0
UP 3985
Title:  UP 3985
Description: 
Photo Date:  9/25/2003  Upload Date: 2/12/2008 1:23:32 PM
Location:  North Platte, NE
Author:  Sam Botts
Categories: 
Locomotives:  UP 3985(4-6-6-4)
Views:  754   Comments: 8
UP 3985
Title:  UP 3985
Description: 
Photo Date:  9/25/2003  Upload Date: 2/12/2008 1:23:56 PM
Location:  North Platte, NE
Author:  Sam Botts
Categories: 
Locomotives:  UP 3985(4-6-6-4)
Views:  508   Comments: 3
UP 3985
Title:  UP 3985
Description: 
Photo Date:  9/25/2003  Upload Date: 2/12/2008 1:24:21 PM
Location:  North Platte, NE
Author:  Sam Botts
Categories: 
Locomotives:  UP 3985(4-6-6-4)
Views:  346   Comments: 4
UP 3985
Title:  UP 3985
Description: 
Photo Date:  9/25/2003  Upload Date: 2/12/2008 8:42:51 PM
Location:  Brady, NE
Author:  Sam Botts
Categories: 
Locomotives:  UP 3985(4-6-6-4)
Views:  554   Comments: 2
UP 8111
Title:  UP 8111
Description: 
Photo Date:  9/25/2003  Upload Date: 2/12/2008 8:43:39 PM
Location:  Lexington, NE
Author:  Sam Botts
Categories: 
Locomotives:  UP 8111(SD9043MAC) UP 3985(4-6-6-4)
Views:  423   Comments: 0
UP 3985
Title:  UP 3985
Description: 
Photo Date:  9/25/2003  Upload Date: 2/12/2008 8:44:15 PM
Location:  Darr, NE
Author:  Sam Botts
Categories: 
Locomotives:  UP 3985(4-6-6-4)
Views:  367   Comments: 1
UP 3985
Title:  UP 3985
Description: 
Photo Date:  9/25/2003  Upload Date: 2/12/2008 8:45:06 PM
Location:  Kearney, NE
Author:  Sam Botts
Categories: 
Locomotives:  UP 3985(4-6-6-4)
Views:  500   Comments: 0
UP 3985
Title:  UP 3985
Description:  UP 3985 rounds the curve east of the Osage River crossing of the Jefferson City Sub
Photo Date:  1/1/2004  Upload Date: 2/16/2006 11:04:22 PM
Location:  Osage City, MO
Author:  Gary Dyhouse
Categories: 
Locomotives:  UP 3985(4-6-6-4)
Views:  535   Comments: 2
UP 3985
Title:  UP 3985
Description: 
Photo Date:  1/1/2004  Upload Date: 11/28/2004 5:48:13 PM
Location:  Denver, CO
Author:  Jim Sands
Categories: 
Locomotives:  UP 3985(4-6-6-4)
Views:  338   Comments: 0
UP 3985
Title:  UP 3985
Description: 
Photo Date:  1/1/2004  Upload Date: 11/28/2004 5:49:23 PM
Location:  Denver, CO
Author:  Jim Sands
Categories: 
Locomotives:  UP 3985(4-6-6-4)
Views:  472   Comments: 0
UP 3985
Title:  UP 3985
Description: 
Photo Date:  1/1/2004  Upload Date: 11/28/2004 5:49:37 PM
Location:  Denver, CO
Author:  Jim Sands
Categories: 
Locomotives:  UP 3985(4-6-6-4)
Views:  397   Comments: 0
UP 3985
Title:  UP 3985
Description: 
Photo Date:  1/1/2004  Upload Date: 11/28/2004 5:49:57 PM
Location:  Denver, CO
Author:  Jim Sands
Categories: 
Locomotives:  UP 3985(4-6-6-4)
Views:  316   Comments: 0
UP 3985
Title:  UP 3985
Description: 
Photo Date:  1/1/2004  Upload Date: 11/28/2004 10:30:55 PM
Location:  Denver, CO
Author:  Jim Sands
Categories: 
Locomotives:  UP 3985(4-6-6-4)
Views:  386   Comments: 1
UP 3985
Title:  UP 3985
Description: 
Photo Date:  1/1/2004  Upload Date: 11/28/2004 10:31:19 PM
Location:  Denver, CO
Author:  Jim Sands
Categories: 
Locomotives:  UP 3985(4-6-6-4)
Views:  337   Comments: 1
UP 3985
Title:  UP 3985
Description: 
Photo Date:  1/1/2004  Upload Date: 11/28/2004 10:31:40 PM
Location:  Denver, CO
Author:  Jim Sands
Categories: 
Locomotives:  UP 3985(4-6-6-4)
Views:  346   Comments: 0
UP 3985
Title:  UP 3985
Description: 
Photo Date:  1/1/2004  Upload Date: 11/28/2004 10:32:01 PM
Location:  Denver, CO
Author:  Jim Sands
Categories: 
Locomotives:  UP 3985(4-6-6-4)
Views:  459   Comments: 0
UP 3985
Title:  UP 3985
Description: 
Photo Date:  1/1/2004  Upload Date: 11/28/2004 10:36:48 PM
Location:  Denver, CO
Author:  Jim Sands
Categories: 
Locomotives:  UP 3985(4-6-6-4)
Views:  361   Comments: 0
UP 3985
Title:  UP 3985
Description: 
Photo Date:  1/1/2004  Upload Date: 11/28/2004 10:37:12 PM
Location:  Denver, CO
Author:  Jim Sands
Categories: 
Locomotives:  UP 3985(4-6-6-4)
Views:  382   Comments: 0
UP 3985
Title:  UP 3985
Description:  The Union Pacific's Challenger class 4-6-6-4 rolls into Steele City. The train of automobiles behind it were following it to Marysville, KS.
Photo Date:  1/13/2004  Upload Date: 3/19/2006 8:53:31 AM
Location:  Steele City, NE
Author:  Robert Garton
Categories:  Steam,Passenger
Locomotives:  UP 3985(4-6-6-4)
Views:  287   Comments: 0
UP 3985
Title:  UP 3985
Description:  Crewmembers take a few minutes to grease the rods and make sure everything is well-kept during a scheduled stop-over in Marysville, KS.
Photo Date:  1/13/2004  Upload Date: 3/20/2006 7:32:50 AM
Location:  Marysville, KS
Author:  Robert Garton
Categories:  Steam
Locomotives:  UP 3985(4-6-6-4)
Views:  349   Comments: 0
UP 3985
Title:  UP 3985
Description:  Close-up showing the manufacturer's plate and other ID tags on the side of Challenger.
Photo Date:  1/13/2004  Upload Date: 3/20/2006 7:33:40 AM
Location:  Marysville, KS
Author:  Robert Garton
Categories:  Steam
Locomotives:  UP 3985(4-6-6-4)
Views:  266   Comments: 0
UP 3985
Title:  UP 3985
Description:  Resting in Marysville.
Photo Date:  1/13/2004  Upload Date: 3/20/2006 7:36:12 AM
Location:  Marysville, KS
Author:  Robert Garton
Categories:  Steam
Locomotives:  UP 3985(4-6-6-4)
Views:  244   Comments: 0
UP 3985
Title:  UP 3985
Description:  Challenger blows through a crossing on its way down to Marysville. This is one I wish I could've gotten with the digital camera.
Photo Date:  1/13/2004  Upload Date: 3/20/2006 7:34:42 AM
Location:  Marysville, KS
Author:  Robert Garton
Categories:  Steam,Signal,Action
Locomotives:  UP 3985(4-6-6-4)
Views:  384   Comments: 0
UP 3985
Title:  UP 3985
Description:  The smoke rolls as Challenger finishes the leg into Marysville. The day began near North Platte, NE.
Photo Date:  1/13/2004  Upload Date: 3/20/2006 7:35:47 AM
Location:  Marysville, KS
Author:  Robert Garton
Categories:  Steam,Action
Locomotives:  UP 3985(4-6-6-4)
Views:  250   Comments: 0
UP 3985
Title:  UP 3985
Description: 
Photo Date:  1/14/2004  Upload Date: 1/21/2005 11:56:18 PM
Location:  Saint Louis, MO
Author:  Matt Thomas
Categories: 
Locomotives:  UP 3985(4-6-6-4)
Views:  403   Comments: 1
UP-3985 Challenger Passing By
Title:  UP-3985 Challenger Passing By
Description:  Super Bowl Special 2004
Photo Date:  1/14/2004  Upload Date: 6/15/2004 3:31:21 AM
Location:  Edwardsville, KS
Author:  Chris Knight
Categories: 
Locomotives:  UP 3985(4-6-6-4)
Views:  521   Comments: 1
UP 3985 After it had a brief stop
Title:  UP 3985 After it had a brief stop
Description:  It was at a full stop not to far from where this picture was taken.
Photo Date:  1/14/2004  Upload Date: 6/15/2004 3:31:24 AM
Location:  Muncie, KS
Author:  Chris Knight
Categories: 
Locomotives:  UP 3985(4-6-6-4)
Views:  540   Comments: 0
UP 3985, Union Station
Title:  UP 3985, Union Station
Description: 
Photo Date:  1/15/2004  Upload Date: 10/10/2006 6:00:36 PM
Location:  Kansas City, MO
Author:  mark mcdowell
Categories: 
Locomotives:  UP 3985(4-6-6-4)
Views:  418   Comments: 0
UP 3985 at MoPac Station
Title:  UP 3985 at MoPac Station
Description: 
Photo Date:  1/15/2004  Upload Date: 9/14/2004 3:41:17 PM
Location:  Jefferson City, MO
Author:  John Kuehn
Categories: 
Locomotives:  UP 3985(4-6-6-4)
Views:  432   Comments: 0
UP 3985 at MoPac Station
Title:  UP 3985 at MoPac Station
Description: 
Photo Date:  1/15/2004  Upload Date: 9/14/2004 3:44:43 PM
Location:  Jefferson City, MO
Author:  John Kuehn
Categories: 
Locomotives:  UP 3985(4-6-6-4)
Views:  430   Comments: 0
UP 3985 at MoPac Station
Title:  UP 3985 at MoPac Station
Description: 
Photo Date:  1/15/2004  Upload Date: 9/14/2004 3:45:44 PM
Location:  Jefferson City, MO
Author:  John Kuehn
Categories: 
Locomotives:  UP 3985(4-6-6-4)
Views:  356   Comments: 0
UP 3985 Leaving Station
Title:  UP 3985 Leaving Station
Description: 
Photo Date:  1/15/2004  Upload Date: 9/14/2004 3:46:55 PM
Location:  Jefferson City, MO
Author:  John Kuehn
Categories: 
Locomotives:  UP 3985(4-6-6-4)
Views:  1401   Comments: 1
UP Leaving Station
Title:  UP Leaving Station
Description: 
Photo Date:  1/15/2004  Upload Date: 9/14/2004 3:47:59 PM
Location:  Jefferson City, MO
Author:  John Kuehn
Categories: 
Locomotives:  UP 3985(4-6-6-4)
Views:  442   Comments: 0
UP 3985
Title:  UP 3985
Description:  3985 rounds a curve east of California on the Sedalia Sub
Photo Date:  1/15/2004  Upload Date: 3/2/2006 7:57:39 PM
Location:  California, MO
Author:  Gary Dyhouse
Categories: 
Locomotives:  UP 3985(4-6-6-4)
Views:  517   Comments: 1
UP 3985 Superbowl Special
Title:  UP 3985 Superbowl Special
Description:  3985 rolls over the hotbox detector at Hwy Z on the Sedalia Sub
Photo Date:  1/15/2004  Upload Date: 3/2/2006 8:16:04 PM
Location:  Centertown, MO
Author:  Gary Dyhouse
Categories: 
Locomotives:  UP 3985(4-6-6-4)
Views:  451   Comments: 2
UP 3985
Title:  UP 3985
Description:  The Union Pacific Challenger sits in Downtown St. Louis....The Next day, she had fire box problems
Photo Date:  1/17/2004  Upload Date: 1/23/2005 1:40:52 PM
Location:  Saint Louis, MO
Author:  Jim Tiroch
Categories: 
Locomotives:  UP 3985(4-6-6-4)
Views:  357   Comments: 0
UP 3985
Title:  UP 3985
Description:  The Union Pacific Challenger sits in Downtown St. Louis....The Next day, she had fire box problems
Photo Date:  1/17/2004  Upload Date: 1/23/2005 1:41:10 PM
Location:  Saint Louis, MO
Author:  Jim Tiroch
Categories: 
Locomotives:  UP 3985(4-6-6-4)
Views:  264   Comments: 0
UP 3985
Title:  UP 3985
Description:  The Union Pacific Challenger sits in Downtown St. Louis....The Next day, she had fire box problems
Photo Date:  1/17/2004  Upload Date: 1/23/2005 1:41:32 PM
Location:  Saint Louis, MO
Author:  Jim Tiroch
Categories: 
Locomotives:  UP 3985(4-6-6-4)
Views:  310   Comments: 0
UP 3985
Title:  UP 3985
Description:  The Union Pacific Challenger sits in Downtown St. Louis....The Next day, she had fire box problems
Photo Date:  1/17/2004  Upload Date: 1/23/2005 1:41:54 PM
Location:  Saint Louis, MO
Author:  Jim Tiroch
Categories: 
Locomotives:  UP 3985(4-6-6-4)
Views:  242   Comments: 0
UP 3985 Challenger On Public Display
Title:  UP 3985 Challenger On Public Display
Description:  Union Pacific 4-6-6-4 Challenger 3985, The World's Largest Operating Steam Locomotive was Traveling to Houston For Super Bowl XXXVIII in January 2004 when it had a boiler problem and had to be repaired in STL. It was displayed out at Central Industrial Avenue.
Photo Date:  1/18/2004  Upload Date: 7/31/2009 8:40:40 PM
Location:  Saint Louis, MO
Author:  Zach Pumphery
Categories: 
Locomotives:  UP 3985(4-6-6-4)
Views:  576   Comments: 1
Challenger
Title:  Challenger
Description:  The Challenger takes a rest before being fixed.
Photo Date:  1/18/2004  Upload Date: 12/23/2006 6:02:12 PM
Location:  Saint Louis, MO
Author:  Zach Pumphery
Categories: 
Locomotives:  UP 3985(4-6-6-4)
Views:  419   Comments: 0
Water Tenders
Title:  Water Tenders
Description:  The Challenger's Auxiliary Water Tenders sit beside the special's passenger cars offering a rare view of the backs of the Old "Big Blow" Turbine Tenders.
Photo Date:  1/18/2004  Upload Date: 12/23/2006 6:02:15 PM
Location:  Saint Louis, MO
Author:  Zach Pumphery
Categories: 
Locomotives:  UP 3985(4-6-6-4)
Views:  2058   Comments: 0
UP 3985
Title:  UP 3985
Description: 
Photo Date:  1/21/2004  Upload Date: 3/1/2010 8:01:42 AM
Location:  Dupo, IL
Author:  Brian Frierdich
Categories: 
Locomotives:  UP 3985(4-6-6-4)
Views:  171   Comments: 0
UP 3985
Title:  UP 3985
Description: 
Photo Date:  1/21/2004  Upload Date: 3/1/2010 8:02:26 AM
Location:  Dupo, IL
Author:  Brian Frierdich
Categories: 
Locomotives:  UP 3985(4-6-6-4)
Views:  218   Comments: 1
UP 3985
Title:  UP 3985
Description: 
Photo Date:  1/21/2004  Upload Date: 3/1/2010 8:02:37 AM
Location:  Dupo, IL
Author:  Brian Frierdich
Categories: 
Locomotives:  UP 3985(4-6-6-4)
Views:  294   Comments: 3
UP 3985
Title:  UP 3985
Description: 
Photo Date:  1/21/2004  Upload Date: 3/1/2010 8:02:50 AM
Location:  Dupo, IL
Author:  Brian Frierdich
Categories: 
Locomotives:  UP 3985(4-6-6-4)
Views:  265   Comments: 0
UP 3985
Title:  UP 3985
Description: 
Photo Date:  1/22/2004  Upload Date: 5/3/2009 10:49:11 PM
Location:  Gorham, IL
Author:  Justin Draper
Categories: 
Locomotives:  UP 3985(4-6-6-4)
Views:  275   Comments: 2
UP 3985
Title:  UP 3985
Description: 
Photo Date:  1/22/2004  Upload Date: 10/15/2008 3:52:31 PM
Location:  Gorham, IL
Author:  Mary Rae McPherson
Categories:  Roster,Steam
Locomotives:  UP 3985(4-6-6-4)
Views:  239   Comments: 0


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