USRA Light Pacific 4-6-2
E452573
The USRA Light Pacific 4-6-2 was a widely used American passenger steam locomotive type developed under the United States Railroad Administration during World War I, known for its balanced performance and standardized design.
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
4-6-2 Pacific type locomotive
ⓘ
USRA standard locomotive design ⓘ steam locomotive class ⓘ |
| administrationPeriod | Federal control of US railroads 1917–1920 ⓘ |
| associatedWith |
USRA standardization program
ⓘ
federal control of US railroads ⓘ |
| category |
United States steam locomotives
ⓘ
passenger steam locomotives ⓘ standard steam locomotive design ⓘ |
| classificationSystem | Whyte notation NERFINISHED ⓘ |
| countryOfOrigin |
United States of America
ⓘ
surface form:
United States
|
| designedFor | multiple American railroads ⓘ |
| designEmphasis | good speed and adequate power on lighter track ⓘ |
| designFamily |
USRA Light locomotive designs
NERFINISHED
ⓘ
USRA Pacific types NERFINISHED ⓘ |
| designGoal |
balanced performance
ⓘ
interchangeability of parts ⓘ standardization ⓘ |
| designRationale |
improve efficiency of locomotive production
ⓘ
simplify wartime locomotive procurement ⓘ |
| developedBy | United States Railroad Administration NERFINISHED ⓘ |
| era | World War I NERFINISHED ⓘ |
| geographicScope | North American rail network NERFINISHED ⓘ |
| historicalSignificance | one of the most widely used USRA passenger locomotive types ⓘ |
| influenced | subsequent railroad-specific Pacific designs ⓘ |
| introducedBy | United States Railroad Administration NERFINISHED ⓘ |
| introducedDuring | World War I NERFINISHED ⓘ |
| introducedInDecade | 1910s ⓘ |
| locomotiveType | tender locomotive ⓘ |
| nameOrigin | Pacific type from 4-6-2 wheel arrangement ⓘ |
| notableFeature |
relatively light axle loading
ⓘ
standardized boiler and running gear ⓘ suitability for lighter track ⓘ |
| operatorType | Class I railroads in the United States ⓘ |
| powerType | steam ⓘ |
| primaryUse | passenger service ⓘ |
| regulator | United States Railroad Administration NERFINISHED ⓘ |
| roleInHistory | helped meet wartime passenger transport demands ⓘ |
| serviceType |
mainline passenger
ⓘ
mixed-traffic in some cases ⓘ |
| standardizedBy | United States Railroad Administration NERFINISHED ⓘ |
| timePeriod | early 20th century ⓘ |
| traction | steam-driven driving wheels ⓘ |
| UICClassification | 2′C1′ ⓘ |
| usedFor |
commuter passenger trains
ⓘ
intercity passenger trains ⓘ |
| wheelArrangement | 4-6-2 ⓘ |
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.