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Grand Trunk Western classes U-1c, d and e
The Grand Trunk Western received five U-1c from Baldwin in 1925, which were similar to parent company Canadian National's U-1a and b. They were modern Mountain type locomotives that were suitable for passenger, expres...
General
| Property | Grand Trunk Western classes U-1c, d and e U-1c |
|---|---|
| Built | 1925 |
| Manufacturers | Baldwin |
| Wheel arrangement | 4-8-2 (Mountain) |
| Gauge | 1,435 mm (Standard gauge) |
Dimensions and weights
| Property | Grand Trunk Western classes U-1c, d and e U-1c |
|---|---|
| Length | 28.08 m |
| Wheelbase | 12.73 m |
| Rigid wheelbase | 5.94 m |
| Total wheelbase | 24.48 m |
| Service weight | 160.6 t |
| Adhesive weight | 104.9 t |
| Axle load | 26.2 t |
| Total weight | 274 t |
| Water capacity | 51,387 l |
| Fuel capacity | 16.3 t (coal) |
Boiler
| Property | Grand Trunk Western classes U-1c, d and e U-1c |
|---|---|
| Grate area | 6.197 m² |
| Firebox surface | 28.521 m² |
| Tube heating surface | 346.622 m² |
| Evaporative heating surface | 375.143 m² |
| Superheater surface | 97.362 m² |
| Total heating surface | 472.5 m² |
Power plant
| Property | Grand Trunk Western classes U-1c, d and e U-1c |
|---|---|
| Driver diameter | 1,854 mm |
| Boiler pressure | 14.5 bar |
| Expansion type | simple expansion |
| Cylinders | two, 660 x 762 mm |
Power
| Property | Grand Trunk Western classes U-1c, d and e U-1c |
|---|---|
| Power source | steam |
| Estimated power | 2,461 kW (3,346 PS) |
| Starting effort | 220.6 kN |
Calculated values
| Property | Grand Trunk Western classes U-1c, d and e U-1c |
|---|---|
| Factor of adhesion | 1 : 4.67 |
| Optimal speed | 68 km/h |
| Power-to-weight ratio | 15.3 kW/t |
| Heating Surface Equivalent | 712.5 m² |
| Cylinder volume/HSE | 1 : 732.69 |
| Adhesive weight/Total | 1 : 1.53 |
| Tractive force/Heating surface | 1 : 9.75 |
| Grate area/Heating surface | 1 : 76.25 |
| Firebox/Tube surface | 1 : 12.15 |
| Total/Superheater | 1 : 3.85 |
