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 ID12159
RailroadGeorgia Railroad
Number in Class2
Road Numbers26, 36 / 501-502
Number Built2
BuilderBurnham, Williams & Co
Valve GearStephenson
Locomotive Length and Weight
Driver Wheelbase 6.25'
Engine Wheelbase23.92'
Ratio of driving wheelbase to overall engine wheebase 0.26
Overall Wheelbase (engine & tender)
Axle Loading (Maximum Weight per Axle)
Weight on Drivers68000 lbs
Engine Weight120000 lbs
Tender Light Weight
Total Engine and Tender Weight
Tender Water Capacity3500 gals
Tender Fuel Capacity (oil/coal)
Minimum weight of rail (calculated)57 lb/yard
Geometry Relating to Tractive Effort
Driver Diameter70"
Boiler Pressure180 psi
Cylinders (dia x stroke)18" x 24"
Tractive Effort16996 lbs
Factor of Adhesion (Weight on Drivers/Tractive Effort) 4.00
Heating Ability
Firebox Area138 sq. ft
Grate Area24.80 sq. ft
Evaporative Heating Surface1720 sq. ft
Superheating Surface
Combined Heating Surface1720 sq. ft
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 area24840
Power L17160
Power MT464.27

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