Pacific
E757142
Pacific is a type of steam locomotive wheel arrangement, typically featuring a 4-6-2 configuration widely used for express passenger services.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Pacific canonical | 4 |
Statements (47)
| Predicate | Object |
|---|---|
| instanceOf |
Whyte notation wheel arrangement
ⓘ
steam locomotive wheel arrangement ⓘ |
| hasAlternativeNotation |
2-3-1 (French classification)
ⓘ
231 (French numeric form) ⓘ 2′C1′ (UIC classification) ⓘ 4-6-2 (British and American usage) ⓘ |
| hasDesignAdvantage |
ability to carry wide firebox behind driving wheels
ⓘ
balanced running at speed ⓘ good adhesion for fast trains ⓘ |
| hasDrivingAxles | 3 ⓘ |
| hasDrivingWheels | 6 ⓘ |
| hasFeature |
good high-speed stability
ⓘ
good steaming capacity ⓘ large driving wheels ⓘ |
| hasLeadingAxles | 2 ⓘ |
| hasLeadingTruckType | two-axle leading truck ⓘ |
| hasLeadingWheels | 4 ⓘ |
| hasTrailingAxles | 1 ⓘ |
| hasTrailingTruckType | single-axle trailing truck ⓘ |
| hasTrailingWheels | 2 ⓘ |
| hasTypicalDrivingWheelDiameter | between 72 and 80 inches ⓘ |
| hasWhyteNotation | 4-6-2 ⓘ |
| isAlsoBuiltFor |
broad gauge
ⓘ
narrow gauge ⓘ |
| isClassifiedBy | number of leading, driving, and trailing wheels ⓘ |
| isCommonGauge | standard gauge ⓘ |
| isDevelopmentOf |
Atlantic (4-4-2) wheel arrangement
NERFINISHED
ⓘ
Ten-wheeler (4-6-0) wheel arrangement NERFINISHED ⓘ |
| isDocumentedIn |
Whyte notation literature
NERFINISHED
ⓘ
steam locomotive classification manuals ⓘ |
| isNamedAfter | Pacific Ocean NERFINISHED ⓘ |
| isRelatedTo |
Hudson (4-6-4) wheel arrangement
NERFINISHED
ⓘ
Mikado (2-8-2) wheel arrangement ⓘ Mountain (4-8-2) wheel arrangement NERFINISHED ⓘ |
| isSupersededBy |
diesel locomotives
ⓘ
electric locomotives ⓘ |
| isUsedFor |
express mail trains
ⓘ
mainline passenger services ⓘ |
| supports | large firebox ⓘ |
| typicalUse |
express passenger services
ⓘ
high-speed passenger trains ⓘ |
| wasCommonUntilEra | mid 20th century ⓘ |
| wasIntroducedInEra | early 20th century ⓘ |
| wasWidelyUsedIn |
Asia
NERFINISHED
ⓘ
Australia NERFINISHED ⓘ Europe NERFINISHED ⓘ North America NERFINISHED ⓘ |
Referenced by (4)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Pennsylvania Railroad K4s class