Joseph Wharton 2-8-0 "Consolidation" Locomotives in the USA


Class Details by Steve Llanso of Sweat House Media

Class 7 (Locobase 12742)

Data from Baldwin Locomotive Works Specification for Engines as digitized by the DeGolyer Library of Southern Methodist University Vol 27, p. 178. Works number was 24936 in December 1904.

Joseph Wharton was a New Jersey industrialist who gradually accumulated mines in New Jersey. Soon after the turn into the 20th Century, he built the Wharton & Northern in Morris County.

Principal Dimensions by Steve Llanso of Sweat House Media
Class7
Locobase ID12,742
RailroadJoseph Wharton
CountryUSA
Whyte2-8-0
Number in Class1
Road Numbers7
GaugeStd
Number Built1
BuilderBurnham, Williams & Co
Year1905
Valve GearStephenson
Locomotive Length and Weight
Driver Wheelbase (ft / m)13.67 / 4.17
Engine Wheelbase (ft / m)21.33 / 6.50
Ratio of driving wheelbase to overall engine wheebase 0.64
Overall Wheelbase (engine & tender) (ft / m)
Axle Loading (Maximum Weight per Axle) (lbs / kg)
Weight on Drivers (lbs / kg)108,000 / 48,988
Engine Weight (lbs / kg)123,000 / 55,792
Tender Loaded Weight (lbs / kg)72,000 / 32,659
Total Engine and Tender Weight (lbs / kg)195,000 / 88,451
Tender Water Capacity (gals / ML)3500 / 13.26
Tender Fuel Capacity (oil/coal) (gals/tons / ML/MT)
Minimum weight of rail (calculated) (lb/yd / kg/m)45 / 22.50
Geometry Relating to Tractive Effort
Driver Diameter (in / mm)50 / 1270
Boiler Pressure (psi / kPa)180 / 12.40
High Pressure Cylinders (dia x stroke) (in / mm)19" x 24" / 483x610
Tractive Effort (lbs / kg)26,512 / 12025.66
Factor of Adhesion (Weight on Drivers/Tractive Effort) 4.07
Heating Ability
Firebox Area (sq ft / m2)128 / 11.90
Grate Area (sq ft / m2)23.96 / 2.23
Evaporative Heating Surface (sq ft / m2)1618 / 150.37
Superheating Surface (sq ft / m2)
Combined Heating Surface (sq ft / m2)1618 / 150.37
Evaporative Heating Surface/Cylinder Volume205.44
Computations Relating to Power Output (More Information)
Robert LeMassena's Power Computation4313
Same as above plus superheater percentage4313
Same as above but substitute firebox area for grate area23,040
Power L14301
Power MT351.19