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Union Pacific 3977

Coordinates: 41°08′52″N 100°45′11″W / 41.147853°N 100.753113°W / 41.147853; -100.753113
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41°08′52″N 100°45′11″W / 41.147853°N 100.753113°W / 41.147853; -100.753113

Union Pacific 3977
Type and origin
Power typeSteam
BuilderAmerican Locomotive Company
Serial number70160
Build dateJune 1943
Specifications
Configuration:
 • Whyte4-6-6-4
Gauge4 ft 8+12 in (1,435 mm)
Career
OperatorsUnion Pacific
Numbers3977 (coal burner, 1943), 3710 (oil burner, 1952), 900079 (MOW snow melter, 1961) renumbered back to 3977 for display in North Platte 1968.
Nicknames"Challenger"
Retired1968
DispositionOn static display

Union Pacific 3977 or UP 3977 is a 4-6-6-4 steam locomotive originally owned by Union Pacific Railroad. Its counterpart, Union Pacific 3985, is the largest operating steam locomotive in the world. 3977 was donated to the City of North Platte, Nebraska for display on October 19, 1968. It is on display in Cody Park, next to EMD DDA40X #6922.

External links