Union Pacific Big Boy class

GPTKB entity

Predicate	Object
gptkbp:instanceOf	gptkb:steam_locomotive
gptkbp:boilerPressure	300 psi
gptkbp:builder	gptkb:American_Locomotive_Company
gptkbp:countryOfOrigin	gptkb:United_States
gptkbp:date	1941 1944
gptkbp:designer	Otto Jabelmann
gptkbp:firstRun	September 5, 1941
gptkbp:fuelType	gptkb:coal 28 tons 25,000 US gallons
gptkbp:gauge	standard gauge
gptkbp:latestReleaseVersion	July 21, 1959
gptkbp:length	132 ft
gptkbp:locomotiveWeight	762,000 lb
gptkbp:maximumSpeed	80 mph
gptkbp:nickname	gptkb:Big_Boy
gptkbp:notableFeature	largest operational steam locomotive one of the most powerful steam locomotives articulated design simple articulated (not compound)
gptkbp:notableUnit	gptkb:No._4014
gptkbp:number	4000–4024
gptkbp:numberOfEngines	4 23.75 in × 32 in
gptkbp:operator	gptkb:Union_Pacific_Railroad
gptkbp:powerOutput	6,290 hp
gptkbp:preservedUnits	8
gptkbp:purpose	freight hauling
gptkbp:restored	gptkb:No._4014 2019
gptkbp:retired	1961
gptkbp:route	gptkb:Wasatch_Range Ogden, Utah to Green River, Wyoming
gptkbp:tenderWeight	436,500 lb
gptkbp:totalProduced	25
gptkbp:tractiveEffort	135,375 lbf
gptkbp:weightOnDrivers	540,000 lb
gptkbp:wheelArrangement	4-8-8-4
gptkbp:bfsParent	gptkb:Union_Pacific_Big_Boy_No._4014
gptkbp:bfsLayer	8
https://www.w3.org/2000/01/rdf-schema#label	Union Pacific Big Boy class