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Virginian class AG “Blue Ridge”
Four years after the delivery of the first class H-8 Allegheny locomotives to the Chesapeake & Ohio, the Virginian ordered eight units, which differed little from their prototype. Both classes are among the most power...
General
| Property | Virginian class AG “Blue Ridge”Remove |
|---|---|
| Built | 1945 |
| Manufacturers | Lima |
| Wheel arrangement | 2-6-6-6 (Allegheny) |
| Gauge | 1,435 mm (Standard gauge) |
Dimensions and weights
| Property | Virginian class AG “Blue Ridge”Remove |
|---|---|
| Wheelbase | 19.05 m |
| Rigid wheelbase | 3.61 m |
| Total wheelbase | 34.42 m |
| Service weight | 341.6 t |
| Adhesive weight | 224.5 t |
| Axle load | 37.4 t |
| Total weight | 542 t |
| Water capacity | 100,313 l |
| Fuel capacity | 22.7 t (coal) |
Boiler
| Property | Virginian class AG “Blue Ridge”Remove |
|---|---|
| Grate area | 12.57 m² |
| Firebox surface | 70.792 m² |
| Tube heating surface | 560.485 m² |
| Evaporative heating surface | 631.277 m² |
| Superheater surface | 271.463 m² |
| Total heating surface | 902.7 m² |
Power plant
| Property | Virginian class AG “Blue Ridge”Remove |
|---|---|
| Driver diameter | 1,702 mm |
| Boiler pressure | 17.9 bar |
| Expansion type | simple expansion |
| Cylinders | four, 572 x 838 mm |
Power
| Property | Virginian class AG “Blue Ridge”Remove |
|---|---|
| Power source | steam |
| Estimated power | 5,593 kW (7,604 PS) |
| Starting effort | 490.2 kN |
Calculated values
| Property | Virginian class AG “Blue Ridge”Remove |
|---|---|
| Factor of adhesion | 1 : 4.49 |
| Optimal speed | 69 km/h |
| Power-to-weight ratio | 16.4 kW/t |
| Heating Surface Equivalent | 1,528.2 m² |
| Cylinder volume/HSE | 1 : 562.81 |
| Adhesive weight/Total | 1 : 1.52 |
| Tractive force/Heating surface | 1 : 11.34 |
| Grate area/Heating surface | 1 : 71.82 |
| Firebox/Tube surface | 1 : 7.92 |
| Total/Superheater | 1 : 2.33 |
