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Chesapeake & Ohio class F-17
The class F-17 was built in 1914 by ALCO-Richmond for use on the line between Charlottesville, Virginia, and Hinton, West Virginia. This line crossed three mountain ranges and the requirements said that these locomoti...
General
| Property | Chesapeake & Ohio class F-17 as built |
|---|---|
| Built | 1914 |
| Manufacturers | ALCO |
| Wheel arrangement | 4-6-2 (Pacific) |
| Gauge | 1,435 mm (Standard gauge) |
Dimensions and weights
| Property | Chesapeake & Ohio class F-17 as built |
|---|---|
| Wheelbase | 10.59 m |
| Rigid wheelbase | 3.96 m |
| Total wheelbase | 21.93 m |
| Service weight | 141.8 t |
| Adhesive weight | 86.8 t |
| Total weight | 225.5 t |
| Water capacity | 35,961 l |
| Fuel capacity | 12.7 t (coal) |
Boiler
| Property | Chesapeake & Ohio class F-17 as built |
|---|---|
| Grate area | 7.463 m² |
| Firebox surface | 26.273 m² |
| Tube heating surface | 389.84 m² |
| Evaporative heating surface | 416.113 m² |
| Superheater surface | 92.067 m² |
| Total heating surface | 508.2 m² |
Power plant
| Property | Chesapeake & Ohio class F-17 as built |
|---|---|
| Driver diameter | 1,753 mm |
| Boiler pressure | 12.8 bar |
| Expansion type | simple expansion |
| Cylinders | two, 686 x 711 mm |
Power
| Property | Chesapeake & Ohio class F-17 as built |
|---|---|
| Power source | steam |
| Estimated power | 2,386 kW (3,244 PS) |
| Starting effort | 206.9 kN |
Calculated values
| Property | Chesapeake & Ohio class F-17 as built |
|---|---|
| Factor of adhesion | 1 : 4.12 |
| Optimal speed | 71 km/h |
| Power-to-weight ratio | 16.8 kW/t |
| Heating Surface Equivalent | 731.6 m² |
| Cylinder volume/HSE | 1 : 718.17 |
| Adhesive weight/Total | 1 : 1.63 |
| Tractive force/Heating surface | 1 : 8.50 |
| Grate area/Heating surface | 1 : 68.09 |
| Firebox/Tube surface | 1 : 14.84 |
| Total/Superheater | 1 : 4.52 |
