
SP 3769 was built as SP 5733 renumbered to SP 3574 in 1965 remanufactured to SP GP9E 3769 in September 1974 retired by SP on donated to Ogden Union Station on July 23, 1987.Air Force 1607 was briefly leased to Utah Central during June 1997. Army 1258 was displayed at Ogden Union Station May 1994, painted in fresh red USA paint the locomotive was later sold to Fluor Daniel Fernald by April 1999, and used in cleanup of former DoE Fernald uranium refinery near Cincinnati, Ohio (known as Fernald Environmental Management Project) moved in 2007 to site near Moab, Utah, moved in 2011 to Crescent Junction, Utah sold in August 2012 to Rocky Mountain Railcar Repair at Tooele, Utah. Air Force and donated to Ogden Union Station at the same time as USAF 1236, in late 1990 leased to Utah Central Railway, Ogden, Utah, used during its initial startup in September 1992 returned in April 1997 and displayed at Ogden Union Station. Air Force 1237 assigned to Whiteman Air Force Base, Missouri assigned to Westover Air Force Base, Massachusetts moved for storage to Hill Air Force Base, Utah retired by the U. Army 1237, assigned to New Cumberland Depot, Pennsylvania moved for storage at end of Korean War to Ogden Arsenal, Utah transferred U. Utah Central 1237 was built in 1953 as U.Air Force and donated to Ogden Union Station at the same time as USAF 1237, in late 1990 stored on a flat car for easy movement by February 2003, USAF 1236 was in very sad shape, and as of mid 2013, has been used as parts source for other projects.

Air Force 1237 assigned to Wright-Patterson Air Force Base, Ohio moved for storage to Hill Air Force Base, Utah retired by the U. Army 1236, assigned to New Cumberland Depot, Pennsylvania moved for storage at end of Korean War to Ogden Arsenal, Utah transferred U. Army 1216 was assigned to the Army's Twin Cities Arsenal in New Brighton, Minnesota, prior to being moved to Hill AFB, which later donated the unit to Ogden Union Station. (Tooele, Utah), used at Clive, Utah, to switch rotary dumper for inbound cars hauling hazardous waste sold to Herzog before April 1990, still used at Clive location donated in May 1998 to Utah State Railroad Museum, Ogden, Utah.

Gordon McCulloh's research suggests that at the time of the tender swap, this engine was also converted to oil fuel. At some point after January 1938 and before January 1943, its tender was swapped for a 7,000 gallon Vanderbilt, the type which it currently has. UP 4436 was originally a coal-burner and was originally equipped with 4,500 gallon slope-back tender, like the other Class S-5 switchers.
TRAIN SIMULATOR 2019 GOLDEN SPIKE UPDATE
(2002 update from Trains magazine, October 2002, page 83)
