Data from DeGolyer, Vol 80, pp. 168+. See also the GhostSoliders website entry on "Sloss Furnaces" at [], last accessed 14 October 2013; "Great Iron Combination", New York Times (14 August 1899); and Alex Lichtenstein, "'Through the Rugged Gates of the Penitentiary':Conflict Labor and Southern Coal", in Melvyn Stokes and Rick Halpern (eds), Race and Class in the American South Since 1890 (Providence, RI: Berg Publishers, 1994), pp. 3-42, esp. p 40.. Works numbers were 58410-58411 in May 1925 and 60388 in February 1928..
Principal Dimensions by Steve Llanso of Sweat House Media | |
---|---|
Class | 25 |
Locobase ID | 15485 |
Railroad | Sloss-Sheffield Steel & Iron Company |
Country | USA |
Whyte | 2-8-0 |
Number in Class | 3 |
Road Numbers | 25-27 |
Gauge | Std |
Number Built | 3 |
Builder | Baldwin |
Year | 1925 |
Valve Gear | Walschaert |
Locomotive Length and Weight | |
Driver Wheelbase (ft / m) | 16 / 4.88 |
Engine Wheelbase (ft / m) | 24.50 / 7.47 |
Ratio of driving wheelbase to overall engine wheelbase | 0.65 |
Overall Wheelbase (engine & tender) (ft / m) | 57.85 / 17.63 |
Axle Loading (Maximum Weight per Axle) (lbs / kg) | |
Weight on Drivers (lbs / kg) | 168,000 / 76,204 |
Engine Weight (lbs / kg) | 191,500 / 86,863 |
Tender Loaded Weight (lbs / kg) | 141,000 / 63,957 |
Total Engine and Tender Weight (lbs / kg) | 332,500 / 150,820 |
Tender Water Capacity (gals / ML) | 7000 / 26.52 |
Tender Fuel Capacity (oil/coal) (gals/tons / Liters/MT) | 12 / 11 |
Minimum weight of rail (calculated) (lb/yd / kg/m) | 70 / 35 |
Geometry Relating to Tractive Effort | |
Driver Diameter (in / mm) | 57 / 1448 |
Boiler Pressure (psi / kPa) | 200 / 13.80 |
High Pressure Cylinders (dia x stroke) (in / mm) | 22" x 28" / 559x711 |
Tractive Effort (lbs / kg) | 40,418 / 18333.32 |
Factor of Adhesion (Weight on Drivers/Tractive Effort) | 4.16 |
Heating Ability | |
Tubes (number - dia) (in / mm) | 203 - 2" / 51 |
Flues (number - dia) (in / mm) | 32 - 5.375" / 137 |
Flue/Tube length (ft / m) | 14 / 4.27 |
Firebox Area (sq ft / m2) | 182 / 16.91 |
Grate Area (sq ft / m2) | 46.70 / 4.34 |
Evaporative Heating Surface (sq ft / m2) | 2288 / 212.56 |
Superheating Surface (sq ft / m2) | 528 / 49.05 |
Combined Heating Surface (sq ft / m2) | 2816 / 261.61 |
Evaporative Heating Surface/Cylinder Volume | 185.71 |
Computations Relating to Power Output (More Information) | |
Robert LeMassena's Power Computation | 9340 |
Same as above plus superheater percentage | 11,115 |
Same as above but substitute firebox area for grate area | 43,316 |
Power L1 | 12,261 |
Power MT | 643.59 |