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1/11/2025
 
 
 
 
 
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
Title:  UP 3985
Description:  UP 3985 roared through Herman at full track speed on her way home after masquerading as a Clinchfield loco for CSX's Santa train.
Photo Date:  1/1/1993  Upload Date: 12/6/2008 8:00:51 PM
Location:  Hermann, MO
Author:  Gary Dyhouse
Categories: 
Locomotives:  UP 3985(4-6-6-4)
Views:  1061   Comments: 2
UP 3985
Title:  UP 3985
Description:  Early morning finds the 3985 and train departing Vincennes, IN on its way back to St. Louis after masquerading as a Clinchfield engine for the CSX Santa Train. We just about froze to death getting this shot!
Photo Date:  1/1/1993  Upload Date: 6/14/2006 12:16:48 AM
Location:  Vincennes, IN
Author:  Gary Dyhouse
Categories: 
Locomotives:  UP 3985(4-6-6-4)
Views:  1210   Comments: 1
UP 3985
Title:  UP 3985
Description: 
Photo Date:  1/1/1993  Upload Date: 3/3/2006 10:49:36 AM
Location:  Gerlach, NV
Author:  chad thomas
Categories: 
Locomotives:  UP 3985(4-6-6-4)
Views:  996   Comments: 1
Challenger Revival
Title:  Challenger Revival
Description:  Steaming along with the 40th anniversary Rocky Mountain Railroad Club special, 4-6-6-4 3985 was disguised as 3967.
Photo Date:  5/15/1993  Upload Date: 10/12/2023 6:33:11 PM
Location:  unknown, CO
Author:  Dave Straight
Categories: 
Locomotives:  UP 3985(4-6-6-4)
Views:  53   Comments: 0
3967 Revival
Title:  3967 Revival
Description:  Steaming along with the 40th anniversary Rocky Mountain Railroad Club special, 4-6-6-4 3985 was disguised as 3967.
Photo Date:  5/15/1993  Upload Date: 10/12/2023 6:31:11 PM
Location:  unknown, CO
Author:  Dave Straight
Categories: 
Locomotives:  UP 3985(4-6-6-4)
Views:  63   Comments: 0
Union Pacific 4-6-6-4 3967/3985
Title:  Union Pacific 4-6-6-4 3967/3985
Description:  Steaming along with the 40th anniversary Rocky Mountain Railroad Club special, 4-6-6-4 3985 was disguised as 3967.
Photo Date:  5/15/1993  Upload Date: 10/12/2023 6:32:08 PM
Location:  unknown, CO
Author:  Dave Straight
Categories: 
Locomotives:  UP 3985(4-6-6-4)
Views:  54   Comments: 0
UP 3985
Title:  UP 3985
Description:  Fan trip during NRHS convention in 1993, turning on the wye.
Photo Date:  7/1/1993  Upload Date: 3/29/2007 8:00:06 PM
Location:  Dolton, IL
Author:  marc malnekoff
Categories: 
Locomotives:  UP 3985(4-6-6-4)
Views:  654   Comments: 0
Eastbound excursion
Title:  Eastbound excursion
Description: 
Photo Date:  7/18/1993  Upload Date: 10/13/2009 8:04:11 PM
Location:  Independence, MO
Author:  Paul Leach
Categories: 
Locomotives:  UP 3985(4-6-6-4)
Views:  502   Comments: 0
Excursion storms east
Title:  Excursion storms east
Description: 
Photo Date:  7/18/1993  Upload Date: 10/13/2009 8:05:30 PM
Location:  Knob Noster, MO
Author:  Paul Leach
Categories: 
Locomotives:  UP 3985(4-6-6-4)
Views:  410   Comments: 0
Passing the station
Title:  Passing the station
Description: 
Photo Date:  7/18/1993  Upload Date: 10/13/2009 8:04:55 PM
Location:  Warrensburg, MO
Author:  Paul Leach
Categories: 
Locomotives:  UP 3985(4-6-6-4)
Views:  580   Comments: 0
UP 3985
Title:  UP 3985
Description: 
Photo Date:  8/1/1993  Upload Date: 4/1/2007 8:38:14 PM
Location:  Dolton, IL
Author:  marc malnekoff
Categories: 
Locomotives:  UP 3985(4-6-6-4)
Views:  596   Comments: 1
Title: 
Description:  UP 3985 at Martinez spur (Cajjn Pass)
Photo Date:  1/1/1994  Upload Date: 1/8/2006 11:53:14 AM
Location:  Summit, CA
Author:  chad thomas
Categories: 
Locomotives:  UP 3985(4-6-6-4)
Views:  693   Comments: 0
Title: 
Description:  UP 3985 at Martinez spur (Cajon Pass)
Photo Date:  1/1/1994  Upload Date: 1/8/2006 12:26:23 PM
Location:  Summit, CA
Author:  chad thomas
Categories: 
Locomotives:  UP 3985(4-6-6-4)
Views:  536   Comments: 0
Title: 
Description:  UP 3985 at Martinez spur (Cajon Pass)
Photo Date:  1/1/1994  Upload Date: 1/9/2006 10:50:33 AM
Location:  Summit, CA
Author:  chad thomas
Categories: 
Locomotives:  UP 3985(4-6-6-4)
Views:  995   Comments: 0
Title: 
Description:  UP 3985 at Martinez spur (Cajon Pass)
Photo Date:  1/1/1994  Upload Date: 1/9/2006 11:00:23 AM
Location:  San Diego, CA
Author:  chad thomas
Categories: 
Locomotives:  UP 3985(4-6-6-4)
Views:  585   Comments: 0
Title: 
Description:  UP 3985 at Martinez spur (Cajon Pass)
Photo Date:  1/1/1994  Upload Date: 1/9/2006 11:01:53 AM
Location:  San Diego, CA
Author:  chad thomas
Categories: 
Locomotives:  UP 3985(4-6-6-4)
Views:  483   Comments: 0
Title: 
Description:  UP 3985 at Martinez spur (Cajon Pass)
Photo Date:  1/1/1994  Upload Date: 1/8/2006 1:01:14 PM
Location:  Summit, CA
Author:  chad thomas
Categories: 
Locomotives:  UP 3985(4-6-6-4)
Views:  546   Comments: 0
Steam train roars through signals
Title:  Steam train roars through signals
Description: 
Photo Date:  5/4/1994  Upload Date: 11/23/2008 2:04:09 PM
Location:  Gibbon, NE
Author:  Paul Leach
Categories: 
Locomotives:  UP 3985(4-6-6-4)
Views:  436   Comments: 0
Challenger rolls westbound
Title:  Challenger rolls westbound
Description: 
Photo Date:  5/4/1994  Upload Date: 11/23/2008 2:26:07 PM
Location:  Gothenburg, NE
Author:  Paul Leach
Categories: 
Locomotives:  UP 3985(4-6-6-4)
Views:  490   Comments: 1
Challenger rolls across diamond
Title:  Challenger rolls across diamond
Description: 
Photo Date:  5/4/1994  Upload Date: 5/4/1994 12:00:00 AM
Location:  Grand Island, NE
Author:  Paul Leach
Categories: 
Locomotives:  UP 3985(4-6-6-4)
Views:  447   Comments: 0
UP3985 and passenger train
Title:  UP3985 and passenger train
Description:  UP 3985 leads the excursion train westbound enroute to the UPHS convention held in Ontario, Calif. in May 1994
Photo Date:  5/15/1994  Upload Date: 11/9/2011 6:34:15 PM
Location:  Hesperia, CA
Author:  Gary Kluge
Categories:  Steam,Passenger,Action
Locomotives:  UP 3985(4-6-6-4)
Views:  808   Comments: 2
UP 3985 - Manix, CA - 5/15/94
Title:  UP 3985 - Manix, CA - 5/15/94
Description:  Heading west through Californias Mojave Desert, Union Pacific 4-6-6-4 3985 smokes it up as it passes Manix on the former Los Angeles & Salt Lake mainline. Barely visible in the smoke are the A-B-A set of rebuilt E9s that are assisting the train.
Photo Date:  5/15/1994  Upload Date: 5/24/2010 3:30:05 PM
Location:  Manix, CA
Author:  Craig Walker
Categories:  Steam,Passenger,Action
Locomotives:  UP 3985(4-6-6-4)
Views:  493   Comments: 1
UP #3985 Upper Narrows w/UPHS Steam Special
Title:  UP #3985 Upper Narrows w/UPHS Steam Special
Description:  In the Spring of 1994, Union Pacific #3985 blasts through the rock formations of the Upper Narrows of Victorville, CA
Photo Date:  5/21/1994  Upload Date: 8/4/2006 4:14:34 PM
Location:  Victorville, CA
Author:  Herb Iske
Categories: 
Locomotives:  UP 3985(4-6-6-4)
Views:  564   Comments: 1
UP 3985 in Riverside
Title:  UP 3985 in Riverside
Description:  Gordon Glattenberg photo
Photo Date:  5/21/1994  Upload Date: 9/30/2023 3:13:17 PM
Location:  Riverside, CA
Author:  Gordon Glattenberg
Categories:  Steam,Action
Locomotives:  UP 3985(4-6-6-4)
Views:  90   Comments: 0
UP 3985 and UPHS excursion train westbound.
Title:  UP 3985 and UPHS excursion train westbound.
Description:  UP 3985 and westbound excursion train
Photo Date:  5/21/1994  Upload Date: 11/8/2011 9:56:10 AM
Location:  Cajon Pass, CA
Author:  Gary Kluge
Categories:  Scenic,Steam,Passenger,Action
Locomotives:  UP 3985(4-6-6-4)
Views:  4359   Comments: 10
UP 3985 and passenger train
Title:  UP 3985 and passenger train
Description:  UP 3985 with E units and passenger train pulling UPHS excursion eastbound
Photo Date:  5/22/1994  Upload Date: 11/9/2011 6:37:17 PM
Location:  Cajon Pass, CA
Author:  Gary Kluge
Categories:  Scenic,Steam,Passenger,Action
Locomotives:  UP 3985(4-6-6-4)
Views:  659   Comments: 4
UP 3985
Title:  UP 3985
Description:  Though we didn't have time to get into posistion for this shot I am still glad we got it, especially since the tunnels are now gone!!
Photo Date:  6/12/1994  Upload Date: 5/17/2008 2:48:24 AM
Location:  Cajon, CA
Author:  Terry Redeker
Categories:  Scenic,Tunnel,Passenger,Action
Locomotives:  UP 3985(4-6-6-4)
Views:  762   Comments: 0
UP 3985
Title:  UP 3985
Description:  4-6-6-4 taking on water. Date approximant
Photo Date:  7/1/1994  Upload Date: 7/22/2011 2:58:11 PM
Location:  Villa Grove, IL
Author:  Larry Behl
Categories:  Roster,Passenger
Locomotives:  UP 3985(4-6-6-4)
Views:  403   Comments: 0
UP 3985
Title:  UP 3985
Description:  4-6-6-4 in Villa Grove yard filling with water. Date approximant
Photo Date:  7/1/1994  Upload Date: 9/30/2011 12:01:46 PM
Location:  Villa Grove, IL
Author:  Larry Behl
Categories:  Steam
Locomotives:  UP 3985(4-6-6-4)
Views:  321   Comments: 0
UP 3985 4-6-6-4 Challenger
Title:  UP 3985 4-6-6-4 Challenger
Description:  Arived Van Buren, AR for Overnight stop. Tomorrow on to Little Rock, AR Parked on Main Line in Van Buren at the 13th Street Yard Office. Ironically the Arkansas & Missouri Railroad (AM) has an RS1 Diesel a few months older than this Steam Loco. UP 3985 Blt 7/1943 AM 22 Blt 4/1943. AM RS1 Picture also in another of my album.
Photo Date:  6/4/1995  Upload Date: 10/7/2006 3:42:50 PM
Location:  Van Buren, AR
Author:  Richard Sprouse
Categories:  Steam,Passenger
Locomotives:  UP 3985(4-6-6-4)
Views:  873   Comments: 0
Title: 
Description: 
Photo Date:  8/1/1997  Upload Date: 11/27/2013 6:51:19 PM
Location:  Valley Junction, TX
Author:  Forrest L. Becht/Scan of Calendar/C.T. Bruce Collection
Categories:  Roster,Scenic,RollingStock,Yard,Steam,Signal,Passenger,Track,Action
Locomotives:  UP 3985(4-6-6-4)
Views:  364   Comments: 0
UP 4-6-6-4 3985
Title:  UP 4-6-6-4 3985
Description:  Taken in the late-1990s
Photo Date:  1/1/1999  Upload Date: 9/26/2020 8:46:11 PM
Location:  Cheyenne, WY
Author:  Bob Jordan
Categories: 
Locomotives:  UP 3985(4-6-6-4)
Views:  126   Comments: 0
Backing On
Title:  Backing On
Description:  Taken in the late 1990s. UP 3985 backs onto the excursion consist in Cheyenne.
Photo Date:  1/1/1999  Upload Date: 9/26/2020 8:46:49 PM
Location:  Cheyenne, WY
Author:  Bob Jordan
Categories: 
Locomotives:  UP 3985(4-6-6-4)
Views:  120   Comments: 0
UP 3985
Title:  UP 3985
Description:  The two famous UP steam locomotives sit in Roseville, CA during the CA Railroad Museum anniversary.
Photo Date:  6/12/1999  Upload Date: 7/7/2012 1:43:15 PM
Location:  Roseville, CA
Author:  Mark Forbes
Categories: 
Locomotives:  UP 3985(4-6-6-4) UP 844(4-8-4)
Views:  1312   Comments: 1
UP 3985 at Union Station
Title:  UP 3985 at Union Station
Description: 
Photo Date:  7/2/2000  Upload Date: 7/7/2006 6:00:10 PM
Location:  Kansas City, MO
Author:  mark mcdowell
Categories: 
Locomotives:  UP 3985(4-6-6-4)
Views:  663   Comments: 0
UP 3985
Title:  UP 3985
Description: 
Photo Date:  9/16/2000  Upload Date: 6/15/2007 2:04:40 PM
Location:  Las Vegas, NV
Author:  TIM PESTKA
Categories: 
Locomotives:  UP 3985(4-6-6-4)
Views:  1043   Comments: 0
Title: 
Description:  UP 3985 at Martinez spur (Cajon Pass)
Photo Date:  1/1/2001  Upload Date: 1/8/2006 12:26:48 PM
Location:  Summit, CA
Author:  chad thomas
Categories: 
Locomotives:  UP 3985(4-6-6-4)
Views:  624   Comments: 0
UP 3985
Title:  UP 3985
Description:  UP 3985 races across the Moreau River bridge at 60 mph on its way to the 2001 NRHS convention
Photo Date:  6/1/2001  Upload Date: 2/13/2006 1:00:14 AM
Location:  Jefferson City, MO
Author:  Gary Dyhouse
Categories: 
Locomotives:  UP 3985(4-6-6-4)
Views:  1052   Comments: 2
UP 3985 in 2001 (Sometime) at MoPac Station
Title:  UP 3985 in 2001 (Sometime) at MoPac Station
Description: 
Photo Date:  6/6/2001  Upload Date: 9/14/2004 3:20:59 PM
Location:  Jefferson City, MO
Author:  John Kuehn
Categories: 
Locomotives:  UP 3985(4-6-6-4)
Views:  835   Comments: 1
UP 3985 in 2001 (Sometime) in Millbottoms
Title:  UP 3985 in 2001 (Sometime) in Millbottoms
Description: 
Photo Date:  6/6/2001  Upload Date: 9/14/2004 3:25:05 PM
Location:  Jefferson City, MO
Author:  John Kuehn
Categories: 
Locomotives:  UP 3985(4-6-6-4)
Views:  881   Comments: 0
UP 3985
Title:  UP 3985
Description:  a crappy scan from the Challenger excursion from StLouis...
Photo Date:  6/11/2001  Upload Date: 8/4/2007 4:22:40 PM
Location:  Gorham, IL
Author:  Mark Herren
Categories: 
Locomotives:  UP 3985(4-6-6-4)
Views:  491   Comments: 0
Challenger highballing to Milwaukee
Title:  Challenger highballing to Milwaukee
Description:  UP 3985 highballs through through Winfield, IL on it's way to Milwaukee
Photo Date:  6/15/2001  Upload Date: 8/5/2004 7:09:27 PM
Location:  Winfield, IL
Author:  Neil Huss
Categories: 
Locomotives:  UP 3985(4-6-6-4)
Views:  706   Comments: 0
UP 3985
Title:  UP 3985
Description: 
Photo Date:  6/19/2001  Upload Date: 1/8/2007 10:08:59 AM
Location:  Fountain, IL
Author:  Pat Schmidt
Categories: 
Locomotives:  UP 3985(4-6-6-4)
Views:  407   Comments: 1
UP 3985 deadheading west to Kansas City
Title:  UP 3985 deadheading west to Kansas City
Description:  First leg of it's trip home to Cheyenne has it laying overnight in Kansas City, just a short ways away from Pleasant Hill.
Photo Date:  6/22/2001  Upload Date: 8/30/2007 9:50:30 PM
Location:  Pleasant Hill, MO
Author:  Jerry Albertie
Categories: 
Locomotives:  UP 3985(4-6-6-4)
Views:  547   Comments: 2
UP 3985 steam train
Title:  UP 3985 steam train
Description:  UP passenger train running back to home base in Cheyenne WY 3 miles northwest of Topeka KS
Photo Date:  6/23/2001  Upload Date: 12/18/2004 12:33:33 PM
Location:  Topeka, KS
Author:  Eric Burris
Categories: 
Locomotives:  UP 3985(4-6-6-4)
Views:  661   Comments: 1
UP 3985 steam train
Title:  UP 3985 steam train
Description:  UP passenger train running back to home base in Cheyenne WY 3 miles northwest of Topeka KS
Photo Date:  6/23/2001  Upload Date: 12/18/2004 12:33:33 PM
Location:  Topeka, KS
Author:  Eric Burris
Categories: 
Locomotives:  UP 3985(4-6-6-4)
Views:  621   Comments: 0
UP 3985
Title:  UP 3985
Description:  NRHS Sprcial speeds north on UP's Chester Sub. over the Kaskaskia River.
Photo Date:  7/1/2001  Upload Date: 5/17/2008 2:42:08 AM
Location:  Roots, IL
Author:  Terry Redeker
Categories:  Roster,Scenic,Bridge,Passenger,Action
Locomotives:  UP 3985(4-6-6-4)
Views:  505   Comments: 1
UP 3985
Title:  UP 3985
Description:  NRHS Special has just been wyed in Gorham and is ready to head back to St.Louis.
Photo Date:  7/1/2001  Upload Date: 5/17/2008 2:44:55 AM
Location:  Gorham, IL
Author:  Terry Redeker
Categories:  Roster,Yard,Steam,Passenger,Action
Locomotives:  UP 3985(4-6-6-4)
Views:  626   Comments: 0
UP 3985
Title:  UP 3985
Description:  UP Challenger 3985 rolls south through Ault with a Cheyenne Fronuier Days deadhead move to Denver
Photo Date:  7/19/2001  Upload Date: 9/15/2016 7:40:08 PM
Location:  Ault, CO
Author:  Richard Kundert
Categories:  Steam,Passenger,Action
Locomotives:  UP 3985(4-6-6-4)
Views:  224   Comments: 0
UP 3985
Title:  UP 3985
Description: 
Photo Date:  9/28/2001  Upload Date: 10/28/2011 6:52:34 PM
Location:  West Chicago, IL
Author:  max linder
Categories: 
Locomotives:  UP 3985(4-6-6-4)
Views:  260   Comments: 0


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