Data from Baldwin Locomotive Works Specification for Engines as digitized by the DeGolyer Library of Southern Methodist University Volume 39, p. 76. See also Guy Lancaster, "Caddo River Lumber Company", Encyclopedia of Arkansas History & Culture at [], last accessed 4 February 2012. Works number was 36381 in April 1911.
Data from Baldwin Locomotive Works Specification for Engines as digitized by the DeGolyer Library of Southern Methodist University Volume 62, p. 305 and Vol 73, pp. 230+. See also Guy Lancaster, "Caddo River Lumber Company", Encyclopedia of Arkansas History & Culture at [], last accessed 4 February 2012. Works numbers were 51770-51771 in May 1919, 58131 in December 1924
Data from Baldwin Locomotive Works Specification for Engines as digitized by the DeGolyer Library of Southern Methodist University Volume 62, p. 305 and Vol 73, pp. 230+. See also Guy Lancaster, "Caddo River Lumber Company", Encyclopedia of Arkansas History & Culture at [], last accessed 4 February 2012. Works numbers were 58131 in December 1924 and 58194 in January 1925.
Principal Dimensions by Steve Llanso of Sweat House Media | |||
---|---|---|---|
Class | 2 | 8 | G W Hackworth |
Locobase ID | 13830 | 14695 | 14696 |
Railroad | Caddo & Choctaw | Caddo & Choctaw | Caddo & Choctaw |
Country | USA | USA | USA |
Whyte | 2-6-2 | 2-6-2 | 2-6-2 |
Number in Class | 1 | 2 | 2 |
Road Numbers | 2 | 8-9 | 12, 11 |
Gauge | Std | Std | Std |
Number Built | 1 | 2 | 2 |
Builder | Baldwin | Baldwin | Baldwin |
Year | 1911 | 1919 | 1924 |
Valve Gear | Stephenson | Walschaert | Walschaert |
Locomotive Length and Weight | |||
Driver Wheelbase (ft / m) | 10.25 / 3.12 | 10.25 / 3.12 | 10.25 / 3.12 |
Engine Wheelbase (ft / m) | 26.83 / 8.18 | 26.83 / 8.18 | 26.83 / 8.18 |
Ratio of driving wheelbase to overall engine wheelbase | 0.38 | 0.38 | 0.38 |
Overall Wheelbase (engine & tender) (ft / m) | 49.21 / 15 | 50.85 / 15.50 | 50.69 / 15.45 |
Axle Loading (Maximum Weight per Axle) (lbs / kg) | |||
Weight on Drivers (lbs / kg) | 90,000 / 40,823 | 96,000 / 43,545 | 96,000 / 43,545 |
Engine Weight (lbs / kg) | 120,000 / 54,431 | 125,000 / 56,699 | 125,000 / 56,699 |
Tender Loaded Weight (lbs / kg) | 80,000 / 36,287 | 80,000 / 36,287 | 80,000 / 36,287 |
Total Engine and Tender Weight (lbs / kg) | 200,000 / 90,718 | 205,000 / 92,986 | 205,000 / 92,986 |
Tender Water Capacity (gals / ML) | 4000 / 15.15 | 4000 / 15.15 | 4000 / 15.15 |
Tender Fuel Capacity (oil/coal) (gals/tons / Liters/MT) | 8 / 7 | 7 / 6 | 1700 / 6435 |
Minimum weight of rail (calculated) (lb/yd / kg/m) | 50 / 25 | 53 / 26.50 | 53 / 26.50 |
Geometry Relating to Tractive Effort | |||
Driver Diameter (in / mm) | 46 / 1168 | 46 / 1168 | 46 / 1168 |
Boiler Pressure (psi / kPa) | 180 / 12.40 | 180 / 12.40 | 180 / 12.40 |
High Pressure Cylinders (dia x stroke) (in / mm) | 17" x 24" / 432x610 | 17" x 24" / 432x610 | 17" x 24" / 432x610 |
Tractive Effort (lbs / kg) | 23,070 / 10464.39 | 23,070 / 10464.39 | 23,070 / 10464.39 |
Factor of Adhesion (Weight on Drivers/Tractive Effort) | 3.90 | 4.16 | 4.16 |
Heating Ability | |||
Tubes (number - dia) (in / mm) | 200 - 2" / 51 | 200 - 2" / 51 | 200 - 2" / 51 |
Flues (number - dia) (in / mm) | |||
Flue/Tube length (ft / m) | 13.75 / 4.19 | 14.75 / 4.50 | 14.75 / 4.50 |
Firebox Area (sq ft / m2) | 122 / 11.33 | 101 / 9.38 | 101 / 9.38 |
Grate Area (sq ft / m2) | 18.20 / 1.69 | 18.70 / 1.74 | 18.70 / 1.74 |
Evaporative Heating Surface (sq ft / m2) | 1553 / 144.28 | 1637 / 152.08 | 1637 / 152.14 |
Superheating Surface (sq ft / m2) | |||
Combined Heating Surface (sq ft / m2) | 1553 / 144.28 | 1637 / 152.08 | 1637 / 152.14 |
Evaporative Heating Surface/Cylinder Volume | 246.12 | 259.43 | 259.43 |
Computations Relating to Power Output (More Information) | |||
Robert LeMassena's Power Computation | 3276 | 3366 | 3366 |
Same as above plus superheater percentage | 3276 | 3366 | 3366 |
Same as above but substitute firebox area for grate area | 21,960 | 18,180 | 18,180 |
Power L1 | 4730 | 4685 | 4685 |
Power MT | 347.60 | 322.77 | 322.77 |