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Uintah Railway No. 50 and 51
The Uintah Railway operated a three-foot gauge line in Colorado and Utah where it hauled asphaltite over Baxter pass. This not only had tight curves, but also a six mile long 7.5 percent ascent followed by a seven mil...
| Uintah Railway No. 50 and 51Remove | |
|---|---|
| Variant | Standard |
| Built | 1926, 1928 |
| Manufacturers | Baldwin |
| Wheel arrangement | (1C)C1 ma |
| Gauge | 914 mm |
| Length | |
| Service mass | 107184 kg |
| Top speed | |
| Power | |
| Engine |
General
| Property | Uintah Railway No. 50 and 51 Standard Remove |
|---|---|
| Built | 1926, 1928 |
| Manufacturers | Baldwin |
| Wheel arrangement | 2-6-6-2 (Mallet Mogul) |
| Gauge | 914 mm |
Dimensions and weights
| Property | Uintah Railway No. 50 and 51 Standard Remove |
|---|---|
| Wheelbase | 11.58 m |
| Service mass | 107.2 t |
| Adhesion mass | 88 t |
| Rigid wheelbase | 2.18 m |
| Axle load | 13.7 t |
| Water capacity | 10,599 l |
| Fuel capacity | 2 t (coal) |
Boiler
| Property | Uintah Railway No. 50 and 51 Standard Remove |
|---|---|
| Grate area | 3.475 m² |
| Firebox surface | 11.613 m² |
| Tube heating surface | 183.484 m² |
| Evaporative heating surface | 195.097 m² |
| Superheater surface | 46.916 m² |
| Total heating surface | 242.0 m² |
Power plant
| Property | Uintah Railway No. 50 and 51 Standard Remove |
|---|---|
| Driver diameter | 1,067 mm |
| Boiler pressure | 14.5 bar |
| Expansion type | simple expansion |
| Cylinders | four, 381 x 559 mm |
Power
| Property | Uintah Railway No. 50 and 51 Standard Remove |
|---|---|
| Power source | steam |
| Estimated power | 1,044 kW (1,419 PS) |
| Starting effort | 187.2 kN |
Calculated values
| Property | Uintah Railway No. 50 and 51 Standard Remove |
|---|---|
| Factor of adhesion | 1 : 4.61 |
| Optimal speed | 34 km/h |
| Power-to-weight ratio | 9.7 kW/t |
| Heating Surface Equivalent | 347.0 m² |
| Cylinder volume/HSE | 1 : 734.40 |
| Adhesive weight/Total | 1 : 1.22 |
| Tractive force/Heating surface | 1 : 16.15 |
| Grate area/Heating surface | 1 : 69.64 |
| Firebox/Tube surface | 1 : 15.80 |
| Total/Superheater | 1 : 4.16 |