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Ohio & Mississippi No. 3 and 4
In March 1890, Rhode Island delivered two Consolidations to the Ohio and Mississippi Railway. They were numbered 3 and 4 and had drivers of only 51 inches. When this company became part of the Baltimore & Ohio Southwe...
General
| Property | Ohio & Mississippi No. 3 and 4Remove |
|---|---|
| Built | 1890 |
| Manufacturers | Rhode Island |
| Wheel arrangement | 2-8-0 (Consolidation) |
| Gauge | 1,435 mm (Standard gauge) |
Dimensions and weights
| Property | Ohio & Mississippi No. 3 and 4Remove |
|---|---|
| Wheelbase | 6.88 m |
| Rigid wheelbase | 4.57 m |
| Total wheelbase | 14.83 m |
| Service weight | 55.2 t |
| Adhesive weight | 49.3 t |
| Axle load | 12.3 t |
| Total weight | 89.3 t |
| Water capacity | 13,249 l |
| Fuel capacity | 6.8 t (coal) |
Boiler
| Property | Ohio & Mississippi No. 3 and 4Remove |
|---|---|
| Grate area | 2.346 m² |
| Firebox surface | 15.236 m² |
| Tube heating surface | 163.51 m² |
| Evaporative heating surface | 178.746 m² |
| Total heating surface | 178.7 m² |
Power plant
| Property | Ohio & Mississippi No. 3 and 4Remove |
|---|---|
| Driver diameter | 1,295 mm |
| Boiler pressure | 11 bar |
| Expansion type | simple expansion |
| Cylinders | two, 508 x 610 mm |
Power
| Property | Ohio & Mississippi No. 3 and 4Remove |
|---|---|
| Power source | steam |
| Estimated power | 503 kW (684 PS) |
| Starting effort | 113.9 kN |
Calculated values
| Property | Ohio & Mississippi No. 3 and 4Remove |
|---|---|
| Factor of adhesion | 1 : 4.25 |
| Optimal speed | 27 km/h |
| Power-to-weight ratio | 9.1 kW/t |
| Heating Surface Equivalent | 254.9 m² |
| Cylinder volume/HSE | 1 : 969.34 |
| Adhesive weight/Total | 1 : 1.12 |
| Tractive force/Heating surface | 1 : 13.31 |
| Grate area/Heating surface | 1 : 76.19 |
| Firebox/Tube surface | 1 : 10.73 |
