Data from Howell, Comparative Statistics of the Australasian Railways, Journal of the Royal Statistical Society, March 1899, pp. 96-97. These were delivered in pairs and a single over a long period. Works numbers were 3285-3286 in 1891, 3509-3510 in 1892, and 5028 in 1908.
| Principal Dimensions by Steve Llanso of Middle Run Media | |
|---|---|
| Class | D |
| Locobase ID | 9558 |
| Railroad | Tasmanian Government |
| Country | Australia |
| Whyte | 2-4-2T |
| Number in Class | 5 |
| Road Numbers | |
| Gauge | 3'6" |
| Number Built | 5 |
| Builder | Beyer, Peacock |
| Year | 1891 |
| Valve Gear | Stephenson |
| Locomotive Length and Weight | |
| Driver Wheelbase (ft / m) | |
| Engine Wheelbase (ft / m) | 19.58 / 5.97 |
| Ratio of driving wheelbase to overall engine wheelbase | |
| Overall Wheelbase (engine & tender) (ft / m) | 19.58 / 5.97 |
| Axle Loading (Maximum Weight per Axle) (lbs / kg) | |
| Weight on Drivers (lbs / kg) | 37,520 / 17,019 |
| Engine Weight (lbs / kg) | 63,840 / 28,957 |
| Tender Loaded Weight (lbs / kg) | |
| Total Engine and Tender Weight (lbs / kg) | |
| Tender Water Capacity (gals / ML) | 720 / 2.73 |
| Tender Fuel Capacity (oil/coal) (gals/tons / Liters/MT) | 0.80 / 0.70 |
| Minimum weight of rail (calculated) (lb/yd / kg/m) | 31 / 15.50 |
| Geometry Relating to Tractive Effort | |
| Driver Diameter (in / mm) | 45 / 1143 |
| Boiler Pressure (psi / kPa) | 140 / 970 |
| High Pressure Cylinders (dia x stroke) (in / mm) | 12.5" x 20" / 318x508 |
| Tractive Effort (lbs / kg) | 8264 / 3748.49 |
| Factor of Adhesion (Weight on Drivers/Tractive Effort) | 4.54 |
| Heating Ability | |
| Tubes (number - dia) (in / mm) | |
| Flues (number - dia) (in / mm) | |
| Flue/Tube length (ft / m) | |
| Firebox Area (sq ft / m2) | 57 / 5.30 |
| Grate Area (sq ft / m2) | 10.87 / 1.01 |
| Evaporative Heating Surface (sq ft / m2) | 575 / 53.42 |
| Superheating Surface (sq ft / m2) | |
| Combined Heating Surface (sq ft / m2) | 575 / 53.42 |
| Evaporative Heating Surface/Cylinder Volume | 202.41 |
| Computations Relating to Power Output (More Information) | |
| Robert LeMassena's Power Computation | 1522 |
| Same as above plus superheater percentage | 1522 |
| Same as above but substitute firebox area for grate area | 7980 |
| Power L1 | 3179 |
| Power MT | 373.59 |