Longdale Iron Company 2-8-0 "Consolidation" Locomotives in the USA
Class Details by Steve Llanso of Sweat House Media
Class North Branch (Locobase 12146)
Data from Baldwin Locomotive Works Specification for Engines as digitized by the DeGolyer Library of Southern Methodist University Volume 17, p. 199; Volume 19 p. 213. See also an account of the rise and decline of Longdale, Virginia on the Firmstone Manor B&B website at [
], last accessed 13 August 2018. Works numbers were 12461 in January 1892, 14244 in March 1895, and 18140 in September 1900.
This resource-extraction company was based in Alleghany County, Virginia.
| Principal Dimensions by Steve Llanso of Middle Run Media | |
|---|---|
| Class | North Branch |
| Locobase ID | 12146 |
| Railroad | Longdale Iron Company |
| Country | USA |
| Whyte | 2-8-0 |
| Number in Class | 3 |
| Road Numbers | 4-5, 8 |
| Gauge | 3' |
| Number Built | 3 |
| Builder | Burnham, Williams & Co |
| Year | 1892 |
| Valve Gear | Stephenson |
| Locomotive Length and Weight | |
| Driver Wheelbase (ft / m) | 11.75 / 3.58 |
| Engine Wheelbase (ft / m) | 18.58 / 5.66 |
| Ratio of driving wheelbase to overall engine wheelbase | 0.63 |
| Overall Wheelbase (engine & tender) (ft / m) | 40.96 / 12.48 |
| Axle Loading (Maximum Weight per Axle) (lbs / kg) | |
| Weight on Drivers (lbs / kg) | 60,000 / 27,216 |
| Engine Weight (lbs / kg) | 68,000 / 30,844 |
| Tender Loaded Weight (lbs / kg) | |
| Total Engine and Tender Weight (lbs / kg) | |
| Tender Water Capacity (gals / ML) | 1800 / 6.82 |
| Tender Fuel Capacity (oil/coal) (gals/tons / Liters/MT) | |
| Minimum weight of rail (calculated) (lb/yd / kg/m) | 25 / 12.50 |
| Geometry Relating to Tractive Effort | |
| Driver Diameter (in / mm) | 37 / 940 |
| Boiler Pressure (psi / kPa) | 180 / 1240 |
| High Pressure Cylinders (dia x stroke) (in / mm) | 10" x 20" / 254x508 |
| Low Pressure Cylinders (dia x stroke) (in / mm) | 17" x 20" / 432x508 |
| Tractive Effort (lbs / kg) | 12,288 / 5573.75 |
| Factor of Adhesion (Weight on Drivers/Tractive Effort) | 4.88 |
| Heating Ability | |
| Tubes (number - dia) (in / mm) | 155 - 2" / 51 |
| Flues (number - dia) (in / mm) | |
| Flue/Tube length (ft / m) | 11.65 / 3.55 |
| Firebox Area (sq ft / m2) | 86.68 / 8.06 |
| Grate Area (sq ft / m2) | 13.60 / 1.26 |
| Evaporative Heating Surface (sq ft / m2) | 1035 / 96.19 |
| Superheating Surface (sq ft / m2) | |
| Combined Heating Surface (sq ft / m2) | 1035 / 96.19 |
| Evaporative Heating Surface/Cylinder Volume | 569.99 |
| Computations Relating to Power Output (More Information) | |
| Robert LeMassena's Power Computation | 2448 |
| Same as above plus superheater percentage | 2448 |
| Same as above but substitute firebox area for grate area | 15,602 |
| Power L1 | 3102 |
| Power MT | 455.92 |