Atlantic & North Carolina 4-4-0 "American" Locomotives in the USA

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Class Details by Steve Llanso of Sweat House Media

Class 14 / B-4 (Locobase 12281)

Data from Baldwin Locomotive Works Specification for Engines as digitized by the DeGolyer Library of Southern Methodist University, Volume 21, p. 196. Works number was 16273 in October 1898 and 18675-18676 in February 1901..

Specifications by Steve Llanso of Sweat House Media
Class14 / B-4
Locobase ID12,281
RailroadAtlantic & North Carolina
CountryUSA
Whyte4-4-0
Number in Class3
Road Numbers14, 18-19 / 43 / 37 / 49
GaugeStd
Number Built3
BuilderBurnham, Williams & Co
Year1898
Valve GearStephenson
Locomotive Length and Weight
Driver Wheelbase (ft / m) 8.33 / 2.54
Engine Wheelbase (ft / m)23.27 / 7.09
Ratio of driving wheelbase to overall engine wheebase 0.36
Overall Wheelbase (engine & tender) (ft / m)
Axle Loading (Maximum Weight per Axle) (lbs / kg)
Weight on Drivers (lbs / kg)54,000 / 24,494
Engine Weight (lbs / kg)84,000 / 38,102
Tender Loaded Weight (lbs / kg)51,000 / 23,133
Total Engine and Tender Weight (lbs / kg)135,000 / 61,235
Tender Water Capacity (gals / ML)2600 / 9.85
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)60 / 1524
Boiler Pressure (psi / kPa)165 / 11.40
High Pressure Cylinders (dia x stroke) (in / mm)17" x 24" / 432x610
Tractive Effort (lbs / kg)16,213 / 7354.10
Factor of Adhesion (Weight on Drivers/Tractive Effort) 3.33
Heating Ability
Firebox Area (sq ft / m2)123.41 / 11.47
Grate Area (sq ft / m2)16.50 / 1.53
Evaporative Heating Surface (sq ft / m2)1280 / 118.96
Superheating Surface (sq ft / m2)
Combined Heating Surface (sq ft / m2)1280 / 118.96
Evaporative Heating Surface/Cylinder Volume203.01
Computations Relating to Power Output (More Information)
Robert LeMassena's Power Computation2723
Same as above plus superheater percentage2723
Same as above but substitute firebox area for grate area20,363
Power L14965
Power MT405.41