Data from Catalogue Descriptive of Simple and Compound Locomotives built by Brooks Locomotive Works, Dunkirk, NY (Buffalo, NY: Matthew-Northrup Company, 1899). Works numbers were 2654-2656
Another variant of the ORRR's Class D Ten-Wheeler with smaller drivers and middling boiler pressure. The last example retired in 1924.
| Principal Dimensions by Steve Llanso of Sweat House Media | |
|---|---|
| Class | B-32 |
| Locobase ID | 2005 |
| Railroad | Ohio River |
| Country | USA |
| Whyte | 4-6-0 |
| Number in Class | 3 |
| Road Numbers | 27-29/302-304 |
| Gauge | Std |
| Number Built | 3 |
| Builder | Brooks |
| Year | 1896 |
| Valve Gear | Stephenson |
| Locomotive Length and Weight | |
| Driver Wheelbase (ft / m) | 13.75 / 4.19 |
| Engine Wheelbase (ft / m) | 25 / 7.62 |
| Ratio of driving wheelbase to overall engine wheebase | 0.55 |
| Overall Wheelbase (engine & tender) (ft / m) | 46.92 / 14.30 |
| Axle Loading (Maximum Weight per Axle) (lbs / kg) | |
| Weight on Drivers (lbs / kg) | 78,000 / 35,380 |
| Engine Weight (lbs / kg) | 106,000 / 48,081 |
| Tender Loaded Weight (lbs / kg) | 64,000 / 29,030 |
| Total Engine and Tender Weight (lbs / kg) | 170,000 / 77,111 |
| Tender Water Capacity (gals / ML) | 3000 / 11.36 |
| Tender Fuel Capacity (oil/coal) (gals/tons / ML/MT) | 6 / 5.50 |
| Minimum weight of rail (calculated) (lb/yd / kg/m) | 43 / 21.50 |
| Geometry Relating to Tractive Effort | |
| Driver Diameter (in / mm) | 56 / 1422 |
| Boiler Pressure (psi / kPa) | 140 / 9.70 |
| High Pressure Cylinders (dia x stroke) (in / mm) | 18" x 24" / 457x610 |
| Tractive Effort (lbs / kg) | 16,524 / 7495.17 |
| Factor of Adhesion (Weight on Drivers/Tractive Effort) | 4.72 |
| Heating Ability | |
| Firebox Area (sq ft / m2) | 114 / 10.59 |
| Grate Area (sq ft / m2) | 16.70 / 1.55 |
| Evaporative Heating Surface (sq ft / m2) | 1497 / 139.13 |
| Superheating Surface (sq ft / m2) | |
| Combined Heating Surface (sq ft / m2) | 1497 / 139.13 |
| Evaporative Heating Surface/Cylinder Volume | 211.78 |
| Computations Relating to Power Output (More Information) | |
| Robert LeMassena's Power Computation | 2338 |
| Same as above plus superheater percentage | 2338 |
| Same as above but substitute firebox area for grate area | 15,960 |
| Power L1 | 3821 |
| Power MT | 323.99 |