Data from Baldwin Locomotive Works Specification for Engines as digitized by the DeGolyer Library of Southern Methodist University Volume 39, p. 286. Works number was 36372 in April 1911.
| Principal Dimensions by Steve Llanso of Middle Run Media | |
|---|---|
| Class | 12 |
| Locobase ID | 13871 |
| Railroad | Cia Francais de CdeF de l'Equateur |
| Country | Ecuador |
| Whyte | 2-4-0 |
| Number in Class | 1 |
| Road Numbers | 12 |
| Gauge | 75 cm |
| Number Built | 1 |
| Builder | Baldwin |
| Year | 1911 |
| Valve Gear | Stephenson |
| Locomotive Length and Weight | |
| Driver Wheelbase (ft / m) | 6 / 1.83 |
| Engine Wheelbase (ft / m) | 12.17 / 3.71 |
| Ratio of driving wheelbase to overall engine wheelbase | 0.49 |
| Overall Wheelbase (engine & tender) (ft / m) | 34.62 / 10.55 |
| Axle Loading (Maximum Weight per Axle) (lbs / kg) | |
| Weight on Drivers (lbs / kg) | 32,000 / 14,515 |
| Engine Weight (lbs / kg) | 38,000 / 17,237 |
| Tender Loaded Weight (lbs / kg) | 30,000 / 13,608 |
| Total Engine and Tender Weight (lbs / kg) | 68,000 / 30,845 |
| Tender Water Capacity (gals / ML) | 1500 / 5.68 |
| Tender Fuel Capacity (oil/coal) (gals/tons / Liters/MT) | 600 / 2271 |
| Minimum weight of rail (calculated) (lb/yd / kg/m) | 27 / 13.50 |
| Geometry Relating to Tractive Effort | |
| Driver Diameter (in / mm) | 37 / 940 |
| Boiler Pressure (psi / kPa) | 160 / 1100 |
| High Pressure Cylinders (dia x stroke) (in / mm) | 11" x 16" / 279x406 |
| Tractive Effort (lbs / kg) | 7116 / 3227.77 |
| Factor of Adhesion (Weight on Drivers/Tractive Effort) | 4.50 |
| Heating Ability | |
| Tubes (number - dia) (in / mm) | 111 - 1.5" / 38 |
| Flues (number - dia) (in / mm) | |
| Flue/Tube length (ft / m) | 6.58 / 2.01 |
| Firebox Area (sq ft / m2) | 44 / 4.09 |
| Grate Area (sq ft / m2) | 7.40 / 0.69 |
| Evaporative Heating Surface (sq ft / m2) | 328 / 30.48 |
| Superheating Surface (sq ft / m2) | |
| Combined Heating Surface (sq ft / m2) | 328 / 30.48 |
| Evaporative Heating Surface/Cylinder Volume | 186.38 |
| Computations Relating to Power Output (More Information) | |
| Robert LeMassena's Power Computation | 1184 |
| Same as above plus superheater percentage | 1184 |
| Same as above but substitute firebox area for grate area | 7040 |
| Power L1 | 3072 |
| Power MT | 423.29 |