County Donegal 2-6-0 Locomotives in Ireland
Class Details by Steve Llanso of Sweat House Media
Class Class 2 (Locobase 9463)
Data from R M Livesey, "Rolling-Stock on the Principal Irish Narrow-Gauge Railways", Engineering, Volume 94, (2 August 1912), pp. 169-176, table on p. 175. See also R W A Salter, "The County Donegal Railways", Railway Magazine, February 1931, reprinted on County Donegal Reminiscences ([
].)
Principal Dimensions by Steve Llanso of Sweat House Media | |
|---|---|
| Class | Class 2 |
| Locobase ID | 9463 |
| Railroad | County Donegal |
| Country | Ireland |
| Whyte | 2-6-0 |
| Number in Class | 1 |
| Road Numbers | |
| Gauge | 3' |
| Number Built | 1 |
| Builder | |
| Year | 1893 |
| Valve Gear | Stephenson |
| Locomotive Length and Weight | |
| Driver Wheelbase (ft / m) | 9 / 2.74 |
| Engine Wheelbase (ft / m) | 16.62 / 5.07 |
| Ratio of driving wheelbase to overall engine wheelbase | 0.54 |
| Overall Wheelbase (engine & tender) (ft / m) | 16.62 / 5.07 |
| Axle Loading (Maximum Weight per Axle) (lbs / kg) | 19,516 / 8852 |
| Weight on Drivers (lbs / kg) | 54,096 / 24,538 |
| Engine Weight (lbs / kg) | 68,628 / 31,129 |
| Tender Loaded Weight (lbs / kg) | |
| Total Engine and Tender Weight (lbs / kg) | |
| Tender Water Capacity (gals / ML) | 780 / 2.95 |
| Tender Fuel Capacity (oil/coal) (gals/tons / Liters/MT) | 1.10 / 1 |
| Minimum weight of rail (calculated) (lb/yd / kg/m) | 30 / 15 |
| Geometry Relating to Tractive Effort | |
| Driver Diameter (in / mm) | 42 / 1067 |
| Boiler Pressure (psi / kPa) | 150 / 10.30 |
| High Pressure Cylinders (dia x stroke) (in / mm) | 14" x 20" / 356x508 |
| Tractive Effort (lbs / kg) | 11,900 / 5397.76 |
| Factor of Adhesion (Weight on Drivers/Tractive Effort) | 4.55 |
| 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) | 9.75 / 0.91 |
| Evaporative Heating Surface (sq ft / m2) | 604 / 56.11 |
| Superheating Surface (sq ft / m2) | |
| Combined Heating Surface (sq ft / m2) | 604 / 56.11 |
| Evaporative Heating Surface/Cylinder Volume | 169.50 |
| Computations Relating to Power Output (More Information) | |
| Robert LeMassena's Power Computation | 1463 |
| Same as above plus superheater percentage | 1463 |
| Same as above but substitute firebox area for grate area | 8550 |
| Power L1 | 2620 |
| Power MT | 320.33 |