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Great Western Railway class 2800
In 1903, Churchward built the first 2-8-0 locomotive in Britain. Designed for heavy freight service, it was numbered 97 and still had a saturated boiler . In 1906, it set a British record for the heaviest train with 2...
| Great Western Railway class 2800Remove | |
|---|---|
| Variant | prototype |
| Built | 1903 |
| Manufacturers | Swindon |
| Wheel arrangement | 1D |
| Gauge | 1435 mm |
| Length | |
| Service mass | 69396 kg |
| Top speed | |
| Power | |
| Engine |
General
| Property | Great Western Railway class 2800prototype |
|---|---|
| Built | 1903 |
| Manufacturers | Swindon |
| Wheel arrangement | 2-8-0 (Consolidation) |
| Gauge | 1,435 mm |
Dimensions and weights
| Property | Great Western Railway class 2800prototype |
|---|---|
| Wheelbase | 8.31 m |
| Service mass | 69.4 t |
| Adhesion mass | 62.5 t |
| Total mass | 113.2 t |
| Rigid wheelbase | 5.13 m |
| Axle load | 18.3 t |
| Water capacity | 18,185 l |
Boiler
| Property | Great Western Railway class 2800prototype |
|---|---|
| Grate area | 2.529 m² |
| Firebox surface | 14.343 m² |
| Tube heating surface | 184.748 m² |
| Evaporative heating surface | 199.091 m² |
| Total heating surface | 199.1 m² |
Power plant
| Property | Great Western Railway class 2800prototype |
|---|---|
| Driver diameter | 1,410 mm |
| Boiler pressure | 13.8 bar |
| Expansion type | simple expansion |
| Cylinders | two, 457 x 762 mm |
Power
| Property | Great Western Railway class 2800prototype |
|---|---|
| Power source | steam |
| Estimated power | 783 kW |
| Starting effort | 132.4 kN |
Calculated values
| Property | Great Western Railway class 2800prototype |
|---|---|
| Factor of adhesion | 1 : 4.63 |
| Optimal speed | 35 km/h |
| Power-to-weight ratio | 11.3 kW/t |
| Heating Surface Equivalent | 270.8 m² |
| Cylinder volume/HSE | 1 : 923.91 |
| Adhesive weight/Total | 1 : 1.11 |
| Tractive force/Heating surface | 1 : 13.89 |
| Grate area/Heating surface | 1 : 78.72 |
| Firebox/Tube surface | 1 : 12.88 |
