The reference for locomotives and railcars


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Canadian National class U-1f
Canada | 1944 | 20 produced
No. 6063 shortly after being delivered in Brockville, Ontario
No. 6063 shortly after being delivered in Brockville, Ontario
Elwin K. Heath / collection Taylor Rush
ManufacturerMontreal Locomotive Works
Axle config4-8-2 (Mountain) 
Gauge4 ft 8 1/2 in (Standard gauge)
Dimensions and Weights
Fixed wheelbase19 ft
Service weight365,700 lbs
Adhesive weight236,950 lbs
Total weight647,540 lbs
Axle load59,238 lbs
Water capacity11,000 us gal
Fuel capacity5,000 us gal (oil)
Power sourcesteam
Estimated power3,450 hp (2,573 kW)
Optimal speed42 mph
Starting effort52,313 lbf
Power Plant
Driver diameter73 in
Boiler pressure260 psi
Expansion typesimple
Cylinderstwo, 24 x 30 in
Grate area70.2 sq ft
Firebox area386 sq ft
Tube heating area3,198 sq ft
Evaporative heating area3,584 sq ft
Superheater area1,570 sq ft
Total heating area5,154 sq ft
Calculated Values
steam locomotive
last changed: 11 2023

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