Can't tell anything about when this locomotive came to the Interstate. In fact, it appears that this was a proposal from Baldwin for a single Eight-wheeler that was never actually produced. Firebox heating surface included 12 sq ft of brick arch.
| Specifications | |
|---|---|
| Class | Reply to RFP? |
| Locobase ID | 6075 |
| Railroad | Interstate |
| Whyte | 4-4-0 |
| Road Numbers | |
| Gauge | Std |
| Builder | Baldwin |
| Year | 1916 |
| Valve Gear | Southern |
| Locomotive Length and Weight | |
| Driver Wheelbase | 8' |
| Engine Wheelbase | 23' |
| Ratio of driving wheelbase to overall engine wheebase | 0.35 |
| Overall Wheelbase (engine & tender) | 58.83' |
| Axle Loading (Maximum Weight per Axle) | |
| Weight on Drivers | 98000 lbs |
| Engine Weight | 147000 lbs |
| Tender Light Weight | 100000 lbs |
| Total Engine and Tender Weight | 247000 lbs |
| Tender Water Capacity | 5000 gals |
| Tender Fuel Capacity (oil/coal) | 10 tons |
| Minimum weight per yard of rail on which locomotive could run | 82 lb rail |
| Geometry Relating to Tractive Effort | |
| Driver Diameter | 66" |
| Boiler Pressure | 200 psi |
| Cylinders (dia x stroke) | 20" x 24" |
| Tractive Effort | 24727 lbs |
| Factor of Adhesion (Weight on Drivers/Tractive Effort) | 3.96 |
| Heating Ability | |
| Firebox Area | 168 sq. ft |
| Grate Area | 31 sq. ft |
| Evaporative Heating Surface | 1780 |
| Superheating Surface | 376 |
| Combined Heating Surface | 2156 |
| Evaporative Heating Surface/Cylinder Volume | 203.97 |
| Computations Relating to Power Output (More Information) | |
| Robert LeMassena's Power Computation | 6200 |
| Same as above plus superheater percentage | 7440 |
| Same as above but substitute firebox area for grate area | 40320 |
| Power L1 | 15136 |
| Power MT | 681.00 |
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