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Richmond & Danville class 820
In 1893 and 1894 the Richmond & Danville Railroad received a total of 14 ten-wheelers. Nine of these came from Baldwin and five from Richmond. The locomotives of the two manufacturers hardly differed, a small differen...
| Richmond & Danville class 820Remove | |
|---|---|
| Variant | |
| Built | 1893-1894 |
| Manufacturers | Baldwin;Richmond |
| Wheel arrangement | 2C |
| Gauge | 1435 mm |
| Length | |
| Service mass | 61235 kg |
| Top speed | |
| Power | |
| Engine |
General
| Property | Richmond & Danville class 820Remove |
|---|---|
| Built | 1893-1894 |
| Manufacturers | Baldwin, Richmond |
| Wheel arrangement | 4-6-0 (Ten-wheeler) |
| Gauge | 1,435 mm |
Dimensions and weights
| Property | Richmond & Danville class 820Remove |
|---|---|
| Total wheelbase | 16.05 m |
| Service mass | 61.2 t |
| Adhesion mass | 48.5 t |
| Total mass | 100.3 t |
| Rigid wheelbase | 3.66 m |
| Axle load | 16.2 t |
Boiler
| Property | Richmond & Danville class 820Remove |
|---|---|
| Grate area | 2.592 m² |
| Firebox surface | 12.356 m² |
| Tube heating surface | 155.799 m² |
| Evaporative heating surface | 168.155 m² |
| Total heating surface | 168.2 m² |
Power plant
| Property | Richmond & Danville class 820Remove |
|---|---|
| Driver diameter | 1,676 mm |
| Boiler pressure | 11.7 bar |
| Expansion type | simple expansion |
| Cylinders | two, 508 x 610 mm |
Power
| Property | Richmond & Danville class 820Remove |
|---|---|
| Power source | steam |
| Estimated power | 522 kW (710 PS) |
| Starting effort | 93.5 kN |
Calculated values
| Property | Richmond & Danville class 820Remove |
|---|---|
| Factor of adhesion | 1 : 5.09 |
| Optimal speed | 34 km/h |
| Power-to-weight ratio | 8.5 kW/t |
| Heating Surface Equivalent | 229.9 m² |
| Cylinder volume/HSE | 1 : 1,074.70 |
| Adhesive weight/Total | 1 : 1.26 |
| Tractive force/Heating surface | 1 : 11.61 |
| Grate area/Heating surface | 1 : 64.87 |
| Firebox/Tube surface | 1 : 12.61 |
