Georgia Railroad 4-4-2 "Atlantic" Locomotives of the USA

Class Details by Steve Llanso of Sweat House Media

Class 26 / D (Locobase 12159)

Data from Baldwin Locomotive Works Specification for Engines as digitized by the DeGolyer Library of Southern Methodist University Volume 20, p.14. Works number was 14427-14428 in September 1895.

Specifications by Steve Llanso of Sweat House Media
Class26 / D
Locobase ID12,159
RailroadGeorgia Railroad
Number in Class2
Road Numbers26, 36 / 501-502
Number Built2
BuilderBurnham, Williams & Co
Valve GearStephenson
Locomotive Length and Weight
Driver Wheelbase (ft) 6.25
Engine Wheelbase (ft)23.92
Ratio of driving wheelbase to overall engine wheebase 0.26
Overall Wheelbase (engine & tender) (ft)
Axle Loading (Maximum Weight per Axle) (lbs)
Weight on Drivers (lbs)68,000
Engine Weight (lbs)120,000
Tender Loaded Weight (lbs)
Total Engine and Tender Weight (lbs)
Tender Water Capacity (gals)3500
Tender Fuel Capacity (oil/coal) (gals/tons)
Minimum weight of rail (calculated) (lb/yd)57
Geometry Relating to Tractive Effort
Driver Diameter (in)70
Boiler Pressure (psi)180
High Pressure Cylinders (dia x stroke) (in)18" x 24"
Tractive Effort (lbs)16,996
Factor of Adhesion (Weight on Drivers/Tractive Effort) 4.00
Heating Ability
Firebox Area (sq ft)138
Grate Area (sq ft)24.80
Evaporative Heating Surface (sq ft)1720
Superheating Surface (sq ft)
Combined Heating Surface (sq ft)1720
Evaporative Heating Surface/Cylinder Volume243.33
Computations Relating to Power Output (More Information)
Robert LeMassena's Power Computation4464
Same as above plus superheater percentage4464
Same as above but substitute firebox area for grate area24,840
Power L17160
Power MT464.27

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