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Milwaukee & Mississippi No. 40
This locomotive saw the light of day as number 40 on the Milwaukee & Mississippi Railroad and still exists today after changing owners several times. It was built in 1857 by Breese, Kneeland & Company in Jersey City, ...
| Milwaukee & Mississippi No. 40Remove | |
|---|---|
| Variant | Standard |
| Built | 1857 |
| Manufacturers | Breese;Kneeland & Co. |
| Wheel arrangement | 2B |
| Gauge | 1435 mm |
| Length | |
| Service mass | 23587 kg |
| Top speed | |
| Power | |
| Engine |
General
| Property | Milwaukee & Mississippi No. 40 Standard Remove |
|---|---|
| Built | 1857 |
| Manufacturers | Breese, Kneeland & Co. |
| Wheel arrangement | 4-4-0 (American) |
| Gauge | 1,435 mm |
Dimensions and weights
| Property | Milwaukee & Mississippi No. 40 Standard Remove |
|---|---|
| Wheelbase | 6.25 m |
| Service mass | 23.6 t |
| Rigid wheelbase | 2.07 m |
Boiler
| Property | Milwaukee & Mississippi No. 40 Standard Remove |
|---|---|
| Firebox surface | 7.154 m² |
| Tube heating surface | 66.519 m² |
| Evaporative heating surface | 73.672 m² |
| Total heating surface | 73.7 m² |
Power plant
| Property | Milwaukee & Mississippi No. 40 Standard Remove |
|---|---|
| Driver diameter | 1,626 mm |
| Boiler pressure | 7.6 bar |
| Expansion type | simple expansion |
| Cylinders | two, 381 x 559 mm |
Power
| Property | Milwaukee & Mississippi No. 40 Standard Remove |
|---|---|
| Power source | steam |
| Estimated power | 186 kW (253 PS) |
| Starting effort | 32.2 kN |
Calculated values
| Property | Milwaukee & Mississippi No. 40 Standard Remove |
|---|---|
| Optimal speed | 35 km/h |
| Power-to-weight ratio | 7.9 kW/t |
| Heating Surface Equivalent | 109.4 m² |
| Cylinder volume/HSE | 1 : 1,164.23 |
| Tractive force/Heating surface | 1 : 9.12 |
| Firebox/Tube surface | 1 : 9.30 |
