J A Bel Lumber Company 2-6-2 "Prairie" Locomotives in the USA
Class Details by Steve Llanso of Sweat House Media
Class 4 (Locobase 13893)
Data from Baldwin Locomotive Works Specification for Engines as digitized by the DeGolyer Library of Southern Methodist University, Volume 41, p. 15. See "The Best All-Around Mill Man", Beaumont Journal archived at [
], last accessed on 24 February 2012. Works number was 37995 in June 1912.
J A Bel Lumber (the "Bel" is not missing an "l") was based in Lake Charles, Louisiana and operated the second largest mill in Southwest Louisiana by the end of the 19th Century.
| Principal Dimensions by Steve Llanso of Middle Run Media | |
|---|---|
| Class | 4 |
| Locobase ID | 13893 |
| Railroad | J A Bel Lumber Company |
| Country | USA |
| Whyte | 2-6-2 |
| Number in Class | 1 |
| Road Numbers | 4 |
| Gauge | Std |
| Number Built | 1 |
| Builder | Baldwin |
| Year | 1912 |
| Valve Gear | Stephenson |
| Locomotive Length and Weight | |
| Driver Wheelbase (ft / m) | 9.17 / 2.80 |
| Engine Wheelbase (ft / m) | 23.75 / 7.24 |
| Ratio of driving wheelbase to overall engine wheelbase | 0.39 |
| Overall Wheelbase (engine & tender) (ft / m) | 44.96 / 13.70 |
| Axle Loading (Maximum Weight per Axle) (lbs / kg) | |
| Weight on Drivers (lbs / kg) | 61,500 / 27,896 |
| Engine Weight (lbs / kg) | 84,000 / 38,102 |
| Tender Loaded Weight (lbs / kg) | 60,000 / 27,216 |
| Total Engine and Tender Weight (lbs / kg) | 144,000 / 65,318 |
| Tender Water Capacity (gals / ML) | 3000 / 11.36 |
| Tender Fuel Capacity (oil/coal) (gals/tons / Liters/MT) | |
| Minimum weight of rail (calculated) (lb/yd / kg/m) | 34 / 17 |
| Geometry Relating to Tractive Effort | |
| Driver Diameter (in / mm) | 46 / 1168 |
| Boiler Pressure (psi / kPa) | 180 / 1240 |
| High Pressure Cylinders (dia x stroke) (in / mm) | 15" x 20" / 381x508 |
| Tractive Effort (lbs / kg) | 14,967 / 6788.93 |
| Factor of Adhesion (Weight on Drivers/Tractive Effort) | 4.11 |
| Heating Ability | |
| Tubes (number - dia) (in / mm) | 147 - 2" / 51 |
| Flues (number - dia) (in / mm) | |
| Flue/Tube length (ft / m) | 11.87 / 3.62 |
| Firebox Area (sq ft / m2) | 82.20 / 7.64 |
| Grate Area (sq ft / m2) | 14.10 / 1.31 |
| Evaporative Heating Surface (sq ft / m2) | 991 / 92.07 |
| Superheating Surface (sq ft / m2) | |
| Combined Heating Surface (sq ft / m2) | 991 / 92.07 |
| Evaporative Heating Surface/Cylinder Volume | 242.30 |
| Computations Relating to Power Output (More Information) | |
| Robert LeMassena's Power Computation | 2538 |
| Same as above plus superheater percentage | 2538 |
| Same as above but substitute firebox area for grate area | 14,796 |
| Power L1 | 4730 |
| Power MT | 508.68 |