Logo
 
 
3/4/2025
 
 
 
 
 
By:Gary Everhart
Dates:5/6/1954 - 10/2/1957
Album Info:Nice group of 4 older b&w photos of Union Pacific's 4-6-6-4 Challenger steam locomotives. The photos were re-posted on 2/26/2025 after the RRPA crash.
  Page Controls   View:  Pics Per Page:
UP 4-6-6-4 #3707
Title:  UP 4-6-6-4 #3707
Description:  Beautiful action shot of Union Pacific 4-6-6-4 #3707. History -Alco-Schenectady, 9/1936, serial #68752 nee-3907, > in 1944 #3807 as an oil burner > in 1949 #3707 as a coal burner > in 1950 #3807 as an oil burner again. The loco was finally retired in August of 1957. Specs - 69" drivers, impressive 255 psi boiler pressure, four 21x32" cylinders, massive engine weight of 566,000 lb, and massive tractive effort of 97,300 lb. Retired in 1950 Arthur Stensvad photo.
Photo Date:  5/6/1954  Upload Date: 2/26/2025 5:57:10 PM
Location:  Ogallala, NE
Author:  Gary Everhart
Categories:  Roster,Steam,Action
Locomotives:  UP 3707(4-6-6-4)
Views:  12   Comments: 0
UP 4-6-6-4 #3835
Title:  UP 4-6-6-4 #3835
Description:  This is one monster steam locomotive with power for the Great Plains. History -Alco-Schenectady, 8/1937 serial #68944 nee-3935 but renumbered in April of 1944 to 3835. The loco was retired in November of 1956. Specs - 49" drivers, 255 psi biler pressure, four 22x32" cylinders, engine weight of 582,000 lb and impressive tractive effort of 97,300 lb. Arthur Stensvad photo.
Photo Date:  7/26/1954  Upload Date: 2/26/2025 5:57:11 PM
Location:  North Platte, NE
Author:  Gary Everhart
Categories:  Roster,Steam,Action
Locomotives:  UP 3835(4-6-6-4)
Views:  14   Comments: 0
UP 4-6-6-4 #3991
Title:  UP 4-6-6-4 #3991
Description:  The engineer in the cab window is dwarfed by the massive 4-6-6-4 Challenger type steam locomotive stretching in front of him. History - Alco-Schenectady, 6/1943, serial #70180.After almost 18 years of service, the loco was "vacated" March of 1961. Specs - 69" drivers, impressive 280 psi boiler pressure, four 21x32" cylinders, engine weight of 633,500 lb and tractive effort of 97,350 lb. The phot is by Glenn H. Davis.
Photo Date:  7/28/1954  Upload Date: 2/26/2025 5:57:13 PM
Location:  North Platte, NE
Author:  Gary Everhart
Categories:  Roster,Steam,Action
Locomotives:  UP 3991(4-6-6-4)
Views:  12   Comments: 0
UP 4-6-6-4 #3939
Title:  UP 4-6-6-4 #3939
Description:  Sadly, this montster steam locomotive was caught sitting in the scrap line at Cheyenne, WY. History - Alco-Schenectady, 8.1944, serial #72801, After almost 15 years of service, the loco was"vacated" in June of 1959. The date of the photo shows it in a storage/scrap line.Specs - 69" drivers, impressive 280psi boiler pressure, four 21x32" cylinders, engine weight of 634,500 lb and tractive effort of 97,350 lb. The photo was taken by an unknown photographer.
Photo Date:  10/2/1957  Upload Date: 2/26/2025 5:57:12 PM
Location:  Cheyenne, WY
Author:  Gary Everhart
Categories:  Roster,Steam,Action
Locomotives:  UP 3939(4-6-6-4)
Views:  14   Comments: 0


Site Design ©2001-2020 Tim Huemmer
Photos © respective authors
  Contact: info@rrpicturearchives.net