Prince (1965) confirms their relatively low pulling power by noting that after steel passenger coaches were introduced, the C class operated eastward out of Macon, Georgia to the lowland areas and such cities as Jessop and Brunswick.
Some data from Southern Railway diagrams hosted on southern.railfan.net/images/archive/southern/steam_loco_diagrams (viewed September 2002)..
| Specifications | |
|---|---|
| Class | C |
| Locobase ID | 110 |
| Railroad | Southern (SRS) |
| Whyte | 4-4-2 |
| Road Numbers | 1905-1914 |
| Gauge | Std |
| Builder | Alco-Richmond |
| Year | 1906 |
| Valve Gear | Southern |
| Locomotive Length and Weight | |
| Driver Wheelbase | 7.50' |
| Engine Wheelbase | 29.50' |
| Ratio of driving wheelbase to overall engine wheebase | 0.25 |
| Overall Wheelbase (engine & tender) | 51.30' |
| Axle Loading (Maximum Weight per Axle) | |
| Weight on Drivers | 108000 lbs |
| Engine Weight | 190000 lbs |
| Tender Light Weight | 147000 lbs |
| Total Engine and Tender Weight | 337000 lbs |
| Tender Water Capacity | 7500 gals |
| Tender Fuel Capacity (oil/coal) | 12.5 tons |
| Minimum weight per yard of rail on which locomotive could run | 90 lb rail |
| Geometry Relating to Tractive Effort | |
| Driver Diameter | 79" |
| Boiler Pressure | 200 psi |
| Cylinders (dia x stroke) | 20.5" x 26" |
| Tractive Effort | 23513 lbs |
| Factor of Adhesion (Weight on Drivers/Tractive Effort) | 4.59 |
| Heating Ability | |
| Firebox Area | |
| Grate Area | 45 sq. ft |
| Evaporative Heating Surface | 3113 |
| Superheating Surface | |
| Combined Heating Surface | 3113 |
| Evaporative Heating Surface/Cylinder Volume | 313.42 |
| Computations Relating to Power Output (More Information) | |
| Robert LeMassena's Power Computation | 9000 |
| Same as above plus superheater percentage | 9000 |
| Same as above but substitute firebox area for grate area | 0 |
| Power L1 | 0 |
| Power MT | 0 |
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