Data from "Mauritius Government Railways", Locomotives Manufactured by Messrs Kitson & Co Ltd, Leeds. Works number was 5299 in 1920.
This was the only Prairie tank with the given cylinder dimensions supplied by Kitson. It had a classic British version of a Belpaire firebox.
| Principal Dimensions by Steve Llanso of Middle Run Media | |
|---|---|
| Class | 54 |
| Locobase ID | 20939 |
| Railroad | Mauritius Government |
| Country | Mauritius |
| Whyte | 2-6-2T |
| Number in Class | 1 |
| Road Numbers | 54 |
| Gauge | Std |
| Number Built | 1 |
| Builder | Kitson & Co |
| Year | 1911 |
| Valve Gear | Stephenson |
| Locomotive Length and Weight | |
| Driver Wheelbase (ft / m) | 13.25 / 4.04 |
| Engine Wheelbase (ft / m) | 28.50 / 8.69 |
| Ratio of driving wheelbase to overall engine wheelbase | 0.46 |
| Overall Wheelbase (engine & tender) (ft / m) | 28.50 / 8.69 |
| Axle Loading (Maximum Weight per Axle) (lbs / kg) | |
| Weight on Drivers (lbs / kg) | 115,472 / 52,377 |
| Engine Weight (lbs / kg) | 172,724 / 78,346 |
| Tender Loaded Weight (lbs / kg) | |
| Total Engine and Tender Weight (lbs / kg) | 172,724 / 78,346 |
| Tender Water Capacity (gals / ML) | 2010 / 10 |
| Tender Fuel Capacity (oil/coal) (gals/tons / Liters/MT) | 2.80 / 3 |
| Minimum weight of rail (calculated) (lb/yd / kg/m) | 64 / 32 |
| Geometry Relating to Tractive Effort | |
| Driver Diameter (in / mm) | 54 / 1372 |
| Boiler Pressure (psi / kPa) | 155 / 1070 |
| High Pressure Cylinders (dia x stroke) (in / mm) | 20" x 24" / 508x610 |
| Tractive Effort (lbs / kg) | 23,422 / 10624.05 |
| Factor of Adhesion (Weight on Drivers/Tractive Effort) | 4.93 |
| Heating Ability | |
| Tubes (number - dia) (in / mm) | |
| Flues (number - dia) (in / mm) | |
| Flue/Tube length (ft / m) | |
| Firebox Area (sq ft / m2) | 130 / 12.08 |
| Grate Area (sq ft / m2) | 21.23 / 1.97 |
| Evaporative Heating Surface (sq ft / m2) | 1193 / 110.83 |
| Superheating Surface (sq ft / m2) | 190 / 17.65 |
| Combined Heating Surface (sq ft / m2) | 1383 / 128.48 |
| Evaporative Heating Surface/Cylinder Volume | 136.71 |
| Computations Relating to Power Output (More Information) | |
| Robert LeMassena's Power Computation | 3291 |
| Same as above plus superheater percentage | 3751 |
| Same as above but substitute firebox area for grate area | 22,971 |
| Power L1 | 5680 |
| Power MT | 325.33 |