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Chesapeake & Ohio class L-2
The class L-2 Hudsons of the Chesapeake & Ohio were 4-6-4 express locomotives introduced in 1942 to haul the fastest trains on level routes. They had to haul 15-car trains at 90 mph or 145 km/h. Trains on mountainous ...
| Chesapeake & Ohio class L-2Remove | |
|---|---|
| Variant | |
| Built | 1941-1942 |
| Manufacturers | Baldwin |
| Wheel arrangement | 2C2 |
| Gauge | 1435 mm |
| Length | |
| Service mass | 199354 kg |
| Top speed | |
| Power | |
| Engine |
General
| Property | Chesapeake & Ohio class L-2Remove |
|---|---|
| Built | 1941-1942 |
| Manufacturers | Baldwin |
| Wheel arrangement | 4-6-4 (Hudson) |
| Gauge | 1,435 mm |
Dimensions and weights
| Property | Chesapeake & Ohio class L-2Remove |
|---|---|
| Wheelbase | 12.64 m |
| Total wheelbase | 27.95 m |
| Service mass | 199.4 t |
| Adhesion mass | 98.7 t |
| Total mass | 377.6 t |
| Rigid wheelbase | 4.27 m |
| Axle load | 32.9 t |
| Water capacity | 79,494 l |
| Fuel capacity | 27.2 t (coal) |
Boiler
| Property | Chesapeake & Ohio class L-2Remove |
|---|---|
| Grate area | 8.361 m² |
| Firebox surface | 42.735 m² |
| Tube heating surface | 350.524 m² |
| Evaporative heating surface | 393.259 m² |
| Superheater surface | 168.155 m² |
| Total heating surface | 561.4 m² |
Power plant
| Property | Chesapeake & Ohio class L-2Remove |
|---|---|
| Driver diameter | 1,981 mm |
| Boiler pressure | 17.6 bar |
| Expansion type | simple expansion |
| Cylinders | two, 635 x 762 mm |
Power
| Property | Chesapeake & Ohio class L-2Remove |
|---|---|
| Power source | steam |
| Estimated power | 3,281 kW (4,461 PS) |
| Starting effort | 231.8 kN |
| Starting effort booster | 56.048 kN |
Calculated values
| Property | Chesapeake & Ohio class L-2Remove |
|---|---|
| Factor of adhesion | 1 : 4.18 |
| Optimal speed | 87 km/h |
| Power-to-weight ratio | 16.5 kW/t |
| Heating Surface Equivalent | 943.2 m² |
| Cylinder volume/HSE | 1 : 511.68 |
| Adhesive weight/Total | 1 : 2.02 |
| Tractive force/Heating surface | 1 : 8.62 |
| Grate area/Heating surface | 1 : 67.15 |
| Firebox/Tube surface | 1 : 8.20 |
| Total/Superheater | 1 : 2.34 |
