The reference for locomotives and railcars
Halberstadt-Blankenburg Railway Tierklasse
German Reichsbahn class 9566
Germany | 1919 | 4 produced
95 6676, the former “Mammut” in April 2011 in Rübeland
95 6676, the former “Mammut” in April 2011 in Rübeland
Axle config2-10-2T (Santa Fé) 
Gauge4 ft 8 1/2 in (Standard gauge)
Dimensions and Weights
Length40 ft 10 3/16 in
Wheelbase31 ft 4 in
Fixed wheelbase13 ft 3 7/16 in
Empty weight198,416 lbs
Service weight225,974 lbs
Adhesive weight180,117 lbs
Axle load35,935 lbs
Water capacity2,325 us gal
Fuel capacity6,614 lbs (coal)
Power sourcesteam
Estimated power1,475 hp (1,100 kW)
Optimal speed14 mph
Top speed31 mph
Starting effort65,560 lbf
Power Plant
Driver diameter43.3 in
Boiler pressure203 psi
Expansion typesimple
Cylinderstwo, 27 9/16 x 21 5/8 in
Grate area42.6 sq ft
Evaporative heating area1,946.8 sq ft
Superheater area582.8 sq ft
Total heating area2,529.5 sq ft
Calculated Values
steam locomotive
tank locomotive
last changed: 08 2023

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