Altmarkische Kleinbahn 0-6-0 Locomotives in Germany


Class Details by Steve Llanso of Sweat House Media

Class 4/11 (Locobase 9588)

Data from [link], last accessed 28 September 2008. See also "Altmärkische Kleinbahn" in Wikipedia at [link]; and "Rügensche Kleinbahn" in Wikipedia at [link], both last accessed 1 October 2023. Works numbers were 3809 in 1902 and 5966 in 1910.

Both of these six-coupled tanks operated on Lenz & Company railway company in the Saxony-Anhalt narrow-gauge network for almost 40 years.

Principal Dimensions by Steve Llanso of Middle Run Media
Class4/11
Locobase ID9588
RailroadAltmarkische Kleinbahn
CountryGermany
Whyte0-6-0T
Number in Class2
Road Numbers4-5/11-12
Gauge75 cm
Number Built2
BuilderHanomag
Year1902
Valve GearHeusinger
Locomotive Length and Weight
Driver Wheelbase (ft / m) 6.56 / 2
Engine Wheelbase (ft / m) 6.56 / 2
Ratio of driving wheelbase to overall engine wheelbase1
Overall Wheelbase (engine & tender) (ft / m) 6.56 / 2
Axle Loading (Maximum Weight per Axle) (lbs / kg)
Weight on Drivers (lbs / kg)34,392 / 15,600
Engine Weight (lbs / kg)34,392 / 15,600
Tender Loaded Weight (lbs / kg)
Total Engine and Tender Weight (lbs / kg)
Tender Water Capacity (gals / ML)528 / 2
Tender Fuel Capacity (oil/coal) (gals/tons / Liters/MT) 0.90 / 1
Minimum weight of rail (calculated) (lb/yd / kg/m)19 / 9.50
Geometry Relating to Tractive Effort
Driver Diameter (in / mm)28.30 / 720
Boiler Pressure (psi / kPa)169.70 / 1170
High Pressure Cylinders (dia x stroke) (in / mm)10.63" x 13.39" / 270x340
Tractive Effort (lbs / kg)7712 / 3498.11
Factor of Adhesion (Weight on Drivers/Tractive Effort) 4.46
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) 6.46 / 0.60
Evaporative Heating Surface (sq ft / m2)328 / 30.50
Superheating Surface (sq ft / m2)
Combined Heating Surface (sq ft / m2)328 / 30.50
Evaporative Heating Surface/Cylinder Volume238.48
Computations Relating to Power Output (More Information)
Robert LeMassena's Power Computation1096
Same as above plus superheater percentage1096
Same as above but substitute firebox area for grate area
Power L1
Power MT

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