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Durban Harbour “John Milne”
In 1877, a seven-man commission was set up in the colony of Natal for the administration of the port of Durban, which was to coordinate the further development of the systems and processes for the increasing transport...
General
| Property | Durban Harbour “John Milne”Remove |
|---|---|
| Built | 1879 |
| Manufacturers | Hunslet |
| Wheel arrangement | 0-6-0ST (Six-coupled) |
| Gauge | 1,067 mm (Cape gauge) |
Dimensions and weights
| Property | Durban Harbour “John Milne”Remove |
|---|---|
| Length | 6.38 m |
| Wheelbase | 2.29 m |
| Rigid wheelbase | 2.29 m |
| Service weight | 19.9 t |
| Adhesive weight | 19.9 t |
| Water capacity | 2,044 l |
| Fuel capacity | 0.8 t (coal) |
Boiler
| Property | Durban Harbour “John Milne”Remove |
|---|---|
| Grate area | 0.65 m² |
| Firebox surface | 3.623 m² |
| Tube heating surface | 32.795 m² |
| Evaporative heating surface | 36.418 m² |
| Total heating surface | 36.4 m² |
Power plant
| Property | Durban Harbour “John Milne”Remove |
|---|---|
| Driver diameter | 914 mm |
| Boiler pressure | 9 bar |
| Expansion type | simple expansion |
| Cylinders | two, 305 x 457 mm |
Power
| Property | Durban Harbour “John Milne”Remove |
|---|---|
| Power source | steam |
| Estimated power | 82 kW (111 PS) |
| Starting effort | 35.4 kN |
Calculated values
| Property | Durban Harbour “John Milne”Remove |
|---|---|
| Factor of adhesion | 1 : 5.51 |
| Optimal speed | 14 km/h |
| Power-to-weight ratio | 4.1 kW/t |
| Heating Surface Equivalent | 54.5 m² |
| Cylinder volume/HSE | 1 : 1,223.48 |
| Adhesive weight/Total | 1 : 1.00 |
| Tractive force/Heating surface | 1 : 20.30 |
| Grate area/Heating surface | 1 : 56.03 |
| Firebox/Tube surface | 1 : 9.05 |
