The engines were semi-streamlined with long "elephant ears" and given a light blue paint scheme with a broad white stripe along the running boards; the tenders received a similar paint job.
They ran until 1956.
| Specifications | |
|---|---|
| Class | P-1 |
| Locobase ID | 189 |
| Railroad | Wabash |
| Whyte | 4-6-4 |
| Road Numbers | 700-706 |
| Gauge | Std |
| Builder | Wabash |
| Year | 1943 |
| Valve Gear | Walschaert |
| Locomotive Length and Weight | |
| Driver Wheelbase | 14' |
| Engine Wheelbase | 40.58' |
| Ratio of driving wheelbase to overall engine wheebase | 0.34 |
| Overall Wheelbase (engine & tender) | 75.46' |
| Axle Loading (Maximum Weight per Axle) | 65570 lbs |
| Weight on Drivers | 196390 lbs |
| Engine Weight | 374680 lbs |
| Tender Light Weight | 208000 lbs |
| Total Engine and Tender Weight | 582680 lbs |
| Tender Water Capacity | 12000 gals |
| Tender Fuel Capacity (oil/coal) | 16 tons |
| Minimum weight per yard of rail on which locomotive could run | 109.11 lb rail |
| Geometry Relating to Tractive Effort | |
| Driver Diameter | 80" |
| Boiler Pressure | 220 psi |
| Cylinders (dia x stroke) | 26" x 28" |
| Tractive Effort | 44244 lbs |
| Factor of Adhesion (Weight on Drivers/Tractive Effort) | 4.44 |
| Heating Ability | |
| Firebox Area | 341 sq. ft |
| Grate Area | 71 sq. ft |
| Evaporative Heating Surface | 4225 |
| Superheating Surface | 1051 |
| Combined Heating Surface | 5276 |
| Evaporative Heating Surface/Cylinder Volume | 245.55 |
| Computations Relating to Power Output (More Information) | |
| Robert LeMassena's Power Computation | 15620 |
| Same as above plus superheater percentage | 18731.57 |
| Same as above but substitute firebox area for grate area | 89964.28 |
| Power L1 | 26235.60 |
| Power MT | 883.54 |
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