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Highland Railway River class
The River class was Smith's only design for the Highland Railway. They were the most powerful locomotives of this company, but exceeded the axle loads permitted there. Although Smith had designed the locomotives to in...
| Highland Railway River classRemove | |
|---|---|
| Variant | Standard |
| Built | 1915 |
| Manufacturers | Hawthorn, Leslie & Co. |
| Wheel arrangement | 2C |
| Gauge | 1435 mm |
| Length | 16891 mm |
| Service mass | 73482 kg |
| Top speed | |
| Power | |
| Engine |
General
| Property | Highland Railway River class Standard Remove |
|---|---|
| Built | 1915 |
| Manufacturers | Hawthorn, Leslie & Co. |
| Wheel arrangement | 4-6-0 (Ten-wheeler) |
| Gauge | 1,435 mm |
Dimensions and weights
| Property | Highland Railway River class Standard Remove |
|---|---|
| Length | 16.89 m |
| Service mass | 73.5 t |
| Adhesion mass | 53 t |
| Axle load | 18 t |
| Water capacity | 18,185 l |
| Fuel capacity | 7.1 t (coal) |
Boiler
| Property | Highland Railway River class Standard Remove |
|---|---|
| Grate area | 2.35 m² |
| Firebox surface | 12.969 m² |
| Tube heating surface | 135.639 m² |
| Evaporative heating surface | 148.608 m² |
| Superheater surface | 41.621 m² |
| Total heating surface | 190.2 m² |
Power plant
| Property | Highland Railway River class Standard Remove |
|---|---|
| Driver diameter | 1,829 mm |
| Boiler pressure | 11 bar |
| Expansion type | simple expansion |
| Cylinders | two, 533 x 711 mm |
Power
| Property | Highland Railway River class Standard Remove |
|---|---|
| Power source | steam |
| Estimated power | 820 kW (1,115 PS) |
| Starting effort | 103.8 kN |
Calculated values
| Property | Highland Railway River class Standard Remove |
|---|---|
| Factor of adhesion | 1 : 5.01 |
| Optimal speed | 48 km/h |
| Power-to-weight ratio | 11.2 kW/t |
| Heating Surface Equivalent | 296.7 m² |
| Cylinder volume/HSE | 1 : 1,071.29 |
| Adhesive weight/Total | 1 : 1.39 |
| Tractive force/Heating surface | 1 : 11.39 |
| Grate area/Heating surface | 1 : 80.95 |
| Firebox/Tube surface | 1 : 10.46 |
| Total/Superheater | 1 : 3.57 |
