Bjorasen Mines 0-4-0 Locomotives in Norway

Class Details by Steve Llanso of Sweat House Media

Class unknown (Locobase 4435)

Operated for years as the passenger and ore locomotive for the mines located in Ballangen, Norway.

Later preserved and operated by the Pocket Valley Museum Railway.

Principal Dimensions by Steve Llanso of Sweat House Media

Locobase ID4435
RailroadBjorasen Mines
Number in Class1
Road Numbers
Gauge60 cm
Number Built1
BuilderOrenstein & Koppel
Valve Gear
Locomotive Length and Weight
Driver Wheelbase (ft / m) 3.60 / 1.10
Engine Wheelbase (ft / m) 3.60 / 1.10
Ratio of driving wheelbase to overall engine wheelbase1
Overall Wheelbase (engine & tender) (ft / m)
Axle Loading (Maximum Weight per Axle) (lbs / kg)
Weight on Drivers (lbs / kg)13,448 / 6100
Engine Weight (lbs / kg)13,448 / 6100
Tender Loaded Weight (lbs / kg)
Total Engine and Tender Weight (lbs / kg)13,448 / 6100
Tender Water Capacity (gals / ML)
Tender Fuel Capacity (oil/coal) (gals/tons / Liters/MT) 1.60 / 2
Minimum weight of rail (calculated) (lb/yd / kg/m)11 / 5.50
Geometry Relating to Tractive Effort
Driver Diameter (in / mm)
Boiler Pressure (psi / kPa)170.70 / 11.80
High Pressure Cylinders (dia x stroke) (in / mm)7.28" x " / 185x0
Tractive Effort (lbs / kg)
Factor of Adhesion (Weight on Drivers/Tractive Effort)
Heating Ability
Tubes (number - dia) (in / mm)
Flues (number - dia) (in / mm)
Flue/Tube length (ft / m)
Firebox Area (sq ft / m2)
Grate Area (sq ft / m2) 3.77 / 0.35
Evaporative Heating Surface (sq ft / m2)155 / 14.41
Superheating Surface (sq ft / m2)
Combined Heating Surface (sq ft / m2)155 / 14.41
Evaporative Heating Surface/Cylinder Volume
Computations Relating to Power Output (More Information)
Robert LeMassena's Power Computation644
Same as above plus superheater percentage644
Same as above but substitute firebox area for grate area
Power L1
Power MT

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