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3/7/2025
 
 
 
 
 
Owner: Union Pacific Railroad Company
Model:EMD DDA40XBuilt As:UP 6936 (DDA40X)
Serial Number:35510Order No:7198
Frame Number:7198-12Built:1/1971
Other locos with this serial:  UP 6936(DDA40X)
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UP 6936
Title:  UP 6936
Description:  Dusty Thomson
Photo Date:  7/22/2010  Upload Date: 8/28/2010 9:58:45 PM
Location:  Denver, CO
Author:  Adam Lutt
Categories: 
Locomotives:  UP 6936(DDA40X)
Views:  219   Comments: 0
UP 6936
Title:  UP 6936
Description: 
Photo Date:  7/22/2010  Upload Date: 7/23/2010 12:36:25 AM
Location:  Brighton, CO
Author:  Adam Lutt
Categories: 
Locomotives:  UP 6936(DDA40X)
Views:  311   Comments: 0
UP 6936
Title:  UP 6936
Description: 
Photo Date:  7/22/2010  Upload Date: 7/23/2010 12:36:52 AM
Location:  Denver, CO
Author:  Adam Lutt
Categories: 
Locomotives:  UP 6936(DDA40X)
Views:  255   Comments: 0
Sideways Hotwater Heater
Title:  Sideways Hotwater Heater
Description:  UP 844 on the Frontier Days Special... HDR
Photo Date:  7/22/2010  Upload Date: 8/19/2010 2:35:39 PM
Location:  Brighton, CO
Author:  amtrakswchief 4
Categories:  Steam,Passenger
Locomotives:  UP 844(4-8-4) UP 6936(DDA40X)
Views:  856   Comments: 6
UP 6936
Title:  UP 6936
Description: 
Photo Date:  7/23/2010  Upload Date: 2/1/2012 4:36:31 AM
Location:  Denver, CO
Author:  Ken Lankshear
Categories:  Roster
Locomotives:  UP 6936(DDA40X)
Views:  136   Comments: 0
UP 6936
Title:  UP 6936
Description:  Turntable @ Cheyenne
Photo Date:  7/24/2010  Upload Date: 10/10/2010 8:20:42 PM
Location:  Cheyenne, WY
Author:  Kevin Andrusia
Categories: 
Locomotives:  UP 6936(DDA40X)
Views:  271   Comments: 1
UP 844
Title:  UP 844
Description:  Denver Post Frontier Days special heads back to Denver....and look, no trains in the foreground this year!!
Photo Date:  7/24/2010  Upload Date: 10/10/2010 8:20:33 PM
Location:  Cheyenne, WY
Author:  Kevin Andrusia
Categories: 
Locomotives:  UP 844(4-8-4) UP 6936(DDA40X)
Views:  234   Comments: 0
UP 844
Title:  UP 844
Description:  Denver Post Frontier Days special arrives from Denver
Photo Date:  7/24/2010  Upload Date: 10/10/2010 8:20:34 PM
Location:  Cheyenne, WY
Author:  Kevin Andrusia
Categories: 
Locomotives:  UP 844(4-8-4) UP 6936(DDA40X)
Views:  230   Comments: 0
UP 844
Title:  UP 844
Description:  Denver skyline for the Denver Post Frontier Days special
Photo Date:  7/24/2010  Upload Date: 10/10/2010 8:20:36 PM
Location:  Commerce City, CO
Author:  Kevin Andrusia
Categories: 
Locomotives:  UP 844(4-8-4) UP 6936(DDA40X)
Views:  223   Comments: 0
UP 844/6936
Title:  UP 844/6936
Description: 
Photo Date:  7/24/2010  Upload Date: 10/10/2010 8:20:37 PM
Location:  Cheyenne, WY
Author:  Kevin Andrusia
Categories: 
Locomotives:  UP 844(4-8-4) UP 6936(DDA40X)
Views:  276   Comments: 1
UP 844
Title:  UP 844
Description: 
Photo Date:  7/24/2010  Upload Date: 7/27/2010 8:42:47 PM
Location:  Greeley, CO
Author:  Sylvester Rodriquez
Categories: 
Locomotives:  UP 844(4-8-4) UP 6936(DDA40X)
Views:  380   Comments: 0
UP 6936
Title:  UP 6936
Description:  Famous DDA40X along for the ride.
Photo Date:  7/24/2010  Upload Date: 7/27/2010 8:44:11 PM
Location:  Greeley, CO
Author:  Sylvester Rodriquez
Categories: 
Locomotives:  UP 6936(DDA40X)
Views:  253   Comments: 1
UP 6936
Title:  UP 6936
Description: 
Photo Date:  7/24/2010  Upload Date: 7/27/2010 8:56:32 PM
Location:  Greeley, CO
Author:  Sylvester Rodriquez
Categories: 
Locomotives:  UP 6936(DDA40X)
Views:  242   Comments: 0
UP 844 Highball Brighton
Title:  UP 844 Highball Brighton
Description:  Working on a clear, about to knock the signal down heading out of town.
Photo Date:  7/24/2010  Upload Date: 8/13/2010 9:11:29 PM
Location:  Brighton, CO
Author:  Alex Gillman
Categories: 
Locomotives:  UP 844(4-8-4) UP 6936(DDA40X)
Views:  557   Comments: 0
UP 6936 Northbound
Title:  UP 6936 Northbound
Description: 
Photo Date:  7/24/2010  Upload Date: 8/14/2010 12:20:21 AM
Location:  Brighton, CO
Author:  Alex Gillman
Categories: 
Locomotives:  UP 6936(DDA40X)
Views:  373   Comments: 0
The Power Charging North
Title:  The Power Charging North
Description:  UP 844, UP 6936, followed by the steam program's tool car the "Art Lockman"
Photo Date:  7/24/2010  Upload Date: 8/14/2010 12:48:42 AM
Location:  Greeley, CO
Author:  Alex Gillman
Categories: 
Locomotives:  UP 844(4-8-4) UP 6936(DDA40X)
Views:  463   Comments: 0
Power Backing To Be Turned
Title:  Power Backing To Be Turned
Description:  UP 844, UPP 814 (water car), UP 6936, and the steam program's tool car "Art Lockman" are seen being shoved back by 844 to be able to head into the yard so all the equpiment can be turned around to lead the train back to Denve rlater in the day.
Photo Date:  7/24/2010  Upload Date: 8/14/2010 1:59:02 PM
Location:  Cheyenne, WY
Author:  Alex Gillman
Categories: 
Locomotives:  UP 844(4-8-4) UP 6936(DDA40X)
Views:  382   Comments: 0
Odd Looking Push-Pull
Title:  Odd Looking Push-Pull
Description:  after letting UP 844 head off infront, the complex wying of all the following equipment begins.
Photo Date:  7/24/2010  Upload Date: 8/14/2010 2:06:50 PM
Location:  Cheyenne, WY
Author:  Alex Gillman
Categories: 
Locomotives:  UP 6936(DDA40X)
Views:  253   Comments: 0
UP 6936 Takin A Spin
Title:  UP 6936 Takin A Spin
Description: 
Photo Date:  7/24/2010  Upload Date: 8/19/2010 10:57:10 PM
Location:  Cheyenne, WY
Author:  Alex Gillman
Categories: 
Locomotives:  UP 6936(DDA40X)
Views:  193   Comments: 0
UP 6936 Ready For A Spin
Title:  UP 6936 Ready For A Spin
Description: 
Photo Date:  7/24/2010  Upload Date: 8/19/2010 10:58:55 PM
Location:  Cheyenne, WY
Author:  Alex Gillman
Categories: 
Locomotives:  UP 6936(DDA40X)
Views:  181   Comments: 0
UP 6936 Takin A Spin
Title:  UP 6936 Takin A Spin
Description: 
Photo Date:  7/24/2010  Upload Date: 8/19/2010 11:02:37 PM
Location:  Cheyenne, WY
Author:  Alex Gillman
Categories: 
Locomotives:  UP 6936(DDA40X)
Views:  182   Comments: 1
UP 6936 Takin A Spin
Title:  UP 6936 Takin A Spin
Description: 
Photo Date:  7/24/2010  Upload Date: 8/19/2010 11:50:06 PM
Location:  Cheyenne, WY
Author:  Alex Gillman
Categories: 
Locomotives:  UP 6936(DDA40X)
Views:  156   Comments: 0
UP 6936 Dead-On, Back End
Title:  UP 6936 Dead-On, Back End
Description:  Almost done being turned around.
Photo Date:  7/24/2010  Upload Date: 8/19/2010 11:51:09 PM
Location:  Cheyenne, WY
Author:  Alex Gillman
Categories: 
Locomotives:  UP 6936(DDA40X)
Views:  167   Comments: 0
CNW 401 All Wrapped Up
Title:  CNW 401 All Wrapped Up
Description: 
Photo Date:  7/24/2010  Upload Date: 8/20/2010 12:05:22 AM
Location:  Cheyenne, WY
Author:  Alex Gillman
Categories: 
Locomotives:  CNW 401(F7A) UP 6936(DDA40X)
Views:  636   Comments: 2
UP 6936, Side-Shot
Title:  UP 6936, Side-Shot
Description: 
Photo Date:  7/24/2010  Upload Date: 8/21/2010 1:29:39 PM
Location:  Cheyenne, WY
Author:  Alex Gillman
Categories: 
Locomotives:  UP 6936(DDA40X)
Views:  155   Comments: 0
Finally Onto The Main
Title:  Finally Onto The Main
Description:  The power for the Cheyenne Frontier Day's train is seen slowly proceeding onto the main to head down, switch, and then back onto the train for the leg back to Denver.
Photo Date:  7/24/2010  Upload Date: 8/21/2010 1:34:01 PM
Location:  Cheyenne, WY
Author:  Alex Gillman
Categories: 
Locomotives:  UP 844(4-8-4) UP 6936(DDA40X)
Views:  293   Comments: 0
Steaming Onto The Main
Title:  Steaming Onto The Main
Description:  UP 844, UPP 814, UP 6936, UPP 6334 "Art Lockman"
Photo Date:  7/24/2010  Upload Date: 8/21/2010 2:00:57 PM
Location:  Cheyenne, WY
Author:  Alex Gillman
Categories: 
Locomotives:  UP 844(4-8-4) UP 6936(DDA40X)
Views:  285   Comments: 0
The Power Returns
Title:  The Power Returns
Description:  Crew members count down the number of cars till the full cocnsist of the CFD's train, which is sitting about 10 cars behind where this was taken at the depot.
Photo Date:  7/24/2010  Upload Date: 8/21/2010 2:04:12 PM
Location:  Cheyenne, WY
Author:  Alex Gillman
Categories: 
Locomotives:  UP 844(4-8-4) UP 6936(DDA40X)
Views:  272   Comments: 0
Ten Cars, 844, Ten
Title:  Ten Cars, 844, Ten
Description:  Ten cars until the power reaches the CFD's consist....that is.
Photo Date:  7/24/2010  Upload Date: 8/21/2010 2:07:20 PM
Location:  Cheyenne, WY
Author:  Alex Gillman
Categories: 
Locomotives:  UP 844(4-8-4) UP 6936(DDA40X)
Views:  256   Comments: 0
UP 6936
Title:  UP 6936
Description: 
Photo Date:  7/24/2010  Upload Date: 8/21/2010 2:14:50 PM
Location:  Cheyenne, WY
Author:  Alex Gillman
Categories: 
Locomotives:  UP 6936(DDA40X)
Views:  160   Comments: 0
UP 844 Charging South
Title:  UP 844 Charging South
Description:  Denver-bound.
Photo Date:  7/24/2010  Upload Date: 8/21/2010 6:40:45 PM
Location:  Eaton, CO
Author:  Alex Gillman
Categories: 
Locomotives:  UP 844(4-8-4) UP 6936(DDA40X)
Views:  256   Comments: 0
UP 844 Leaning Into the Curve
Title:  UP 844 Leaning Into the Curve
Description: 
Photo Date:  7/24/2010  Upload Date: 8/21/2010 6:42:43 PM
Location:  Eaton, CO
Author:  Alex Gillman
Categories: 
Locomotives:  UP 844(4-8-4) UP 6936(DDA40X)
Views:  270   Comments: 0
UP 844 Being Ready For A Nights Stay
Title:  UP 844 Being Ready For A Nights Stay
Description:  844's 2nd to last night in Denver before the train would depart back for Cheyenne ending the CFD's trip.
Photo Date:  7/24/2010  Upload Date: 8/22/2010 2:43:59 AM
Location:  Denver, CO
Author:  Alex Gillman
Categories: 
Locomotives:  UP 844(4-8-4) UP 6936(DDA40X)
Views:  840   Comments: 0
UP 844 - UP 6936 and the Cheyenne Frontier Days Special
Title:  UP 844 - UP 6936 and the Cheyenne Frontier Days Special
Description:  UP 844 and UP 6936 pull the Cheyenne Frontier Days Special out of DUT after a day on display. Thanks to RTD's redevelopment of the station area, the steamer had to make multiple moves in and out of the depot so Amtrak could use the only station track for loading and unloading.
Photo Date:  7/25/2010  Upload Date: 8/5/2010 12:01:40 AM
Location:  Denver, CO
Author:  Zach Pumphery
Categories: 
Locomotives:  UP 844(4-8-4) UP 6936(DDA40X)
Views:  407   Comments: 0
UP 844 - UP 6936 and the Cheyenne Frontier Days Special
Title:  UP 844 - UP 6936 and the Cheyenne Frontier Days Special
Description:  UP 844 and UP 6936 on display just north of Denver Union Station.
Photo Date:  7/25/2010  Upload Date: 8/5/2010 12:01:47 AM
Location:  Denver, CO
Author:  Zach Pumphery
Categories: 
Locomotives:  UP 844(4-8-4) UP 6936(DDA40X)
Views:  366   Comments: 1
Looking Down The Consist From UPP 814
Title:  Looking Down The Consist From UPP 814
Description: 
Photo Date:  7/25/2010  Upload Date: 8/28/2010 1:17:43 AM
Location:  Denver, CO
Author:  Alex Gillman
Categories: 
Locomotives:  UP 6936(DDA40X)
Views:  204   Comments: 0
Looking Down The Consist From UP 6936
Title:  Looking Down The Consist From UP 6936
Description: 
Photo Date:  7/25/2010  Upload Date: 8/28/2010 1:19:44 AM
Location:  Denver, CO
Author:  Alex Gillman
Categories: 
Locomotives:  UP 6936(DDA40X)
Views:  157   Comments: 0
UP 6936 Buried Alive
Title:  UP 6936 Buried Alive
Description:  Buried alive in UP 844's CFD's train that is.
Photo Date:  7/25/2010  Upload Date: 8/28/2010 3:18:30 PM
Location:  Denver, CO
Author:  Alex Gillman
Categories: 
Locomotives:  UP 6936(DDA40X)
Views:  153   Comments: 0
Looking Down The Length
Title:  Looking Down The Length
Description:  The Length of the cosnsit, starting from UPP 814 which was directly behind UP 844.
Photo Date:  7/25/2010  Upload Date: 8/28/2010 3:21:02 PM
Location:  Denver, CO
Author:  Alex Gillman
Categories: 
Locomotives:  UP 6936(DDA40X)
Views:  183   Comments: 0
UP 6936 & The Consist
Title:  UP 6936 & The Consist
Description: 
Photo Date:  7/25/2010  Upload Date: 8/28/2010 3:25:56 PM
Location:  Denver, CO
Author:  Alex Gillman
Categories: 
Locomotives:  UP 6936(DDA40X)
Views:  138   Comments: 0
UP 6936
Title:  UP 6936
Description: 
Photo Date:  7/25/2010  Upload Date: 8/28/2010 3:39:27 PM
Location:  Denver, CO
Author:  Alex Gillman
Categories: 
Locomotives:  UP 6936(DDA40X)
Views:  247   Comments: 0
UP 844 & UP 6936 Leading The Way
Title:  UP 844 & UP 6936 Leading The Way
Description: 
Photo Date:  7/25/2010  Upload Date: 8/28/2010 3:59:43 PM
Location:  Denver, CO
Author:  Alex Gillman
Categories: 
Locomotives:  UP 844(4-8-4) UP 6936(DDA40X)
Views:  305   Comments: 0
UP 844 and Her Entourage
Title:  UP 844 and Her Entourage
Description:  When ever UP 844 takes to the rails she brings her along faithful following!
Photo Date:  7/26/2010  Upload Date: 9/28/2012 7:14:02 PM
Location:  Denver, CO
Author:  Ken Switay
Categories:  Scenic,RollingStock,Steam,Passenger,Track,Action
Locomotives:  UP 844(4-8-4) UP 6936(DDA40X)
Views:  225   Comments: 0
UP 844 & 6936
Title:  UP 844 & 6936
Description:  UP 844 & 6936 at MP 86 making about 60+.
Photo Date:  7/26/2010  Upload Date: 1/31/2011 5:59:00 PM
Location:  unknown, CO
Author:  Ken Switay
Categories:  Roster,Scenic,RollingStock,Steam,Signal,Passenger,Track,Action
Locomotives:  UP 844(4-8-4) UP 6936(DDA40X)
Views:  229   Comments: 0
UP 844 & 6936
Title:  UP 844 & 6936
Description:  UP 844 & 6936 at stat line cut for the 3rd and final runby.
Photo Date:  7/26/2010  Upload Date: 1/31/2011 5:59:12 PM
Location:  Denver, CO
Author:  Ken Switay
Categories:  Roster,Scenic,RollingStock,Steam,Signal,Passenger,Track,Action
Locomotives:  UP 844(4-8-4) UP 6936(DDA40X)
Views:  262   Comments: 1
UP 844 & 6936
Title:  UP 844 & 6936
Description:  UP 844 & 6936 at stat line cut for the 3rd and final runby.
Photo Date:  7/26/2010  Upload Date: 1/31/2011 5:59:18 PM
Location:  unknown, CO
Author:  Ken Switay
Categories:  Roster,Scenic,RollingStock,Steam,Passenger,Track,Action
Locomotives:  UP 844(4-8-4) UP 6936(DDA40X)
Views:  243   Comments: 0
Railfans
Title:  Railfans
Description:  UP 844 & 6936 passing under a group of 844's adoring fans. She seems to always draw a crowd and she didn't disappoint, putting out large quantities of smoke all day(rumor had it that a new fireman was assigned to the run???).
Photo Date:  7/26/2010  Upload Date: 1/31/2011 5:59:22 PM
Location:  Unknown, WY
Author:  Ken Switay
Categories:  Roster,Scenic,RollingStock,Bridge,Steam,Passenger,Track,Action
Locomotives:  UP 6936(DDA40X) UP 844(4-8-4)
Views:  244   Comments: 0
21st Century Meet
Title:  21st Century Meet
Description:  UP 844 & 6936 had to wait for the passing of a westbound auto rack train before joing the UP main and entering the Cheyenne, WY yard.
Photo Date:  7/26/2010  Upload Date: 1/31/2011 5:59:25 PM
Location:  Cheyenne, WY
Author:  Ken Switay
Categories:  Roster,Scenic,RollingStock,Steam,Signal,Passenger,Track,Action
Locomotives:  UP 844(4-8-4) UP 6936(DDA40X)
Views:  256   Comments: 0
UP 844 & 6936
Title:  UP 844 & 6936
Description:  UP 844 & 6936 are now able to enter the UP main and proceed into Cheyenne, WY.
Photo Date:  7/26/2010  Upload Date: 1/31/2011 5:59:27 PM
Location:  Cheyenne, WY
Author:  Ken Switay
Categories:  Roster,Scenic,RollingStock,Steam,Signal,Passenger,Track,Action
Locomotives:  UP 844(4-8-4) UP 6936(DDA40X)
Views:  290   Comments: 0
UP 844 & 6936
Title:  UP 844 & 6936
Description:  UP 844 & 6936 has a clear track into the Cheyenne, WY depot. The flyover is the BN & SF main out of the Powder River Basin.
Photo Date:  7/26/2010  Upload Date: 1/31/2011 5:59:33 PM
Location:  Cheyenne, WY
Author:  Ken Switay
Categories:  Roster,Scenic,RollingStock,Bridge,Yard,Steam,Signal,Passenger,Track,Action
Locomotives:  UP 844(4-8-4) UP 6936(DDA40X)
Views:  257   Comments: 0


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