The reference for locomotives and railcars
Prussian T 2 - first Berlin type
German Reichsbahn class 8870
Germany | 1881 | 70 produced
Die Lokomotive, August 1914
Axle config2-4-0T (Porter) 
Gauge4 ft 8 1/2 in (Standard gauge)
Dimensions and Weights
Length28 ft 11 5/8 in
Length loco28 ft 11 5/8 in
Wheelbase13 ft 1 1/2 in
Fixed wheelbase13 ft 1 1/2 in
Empty weight71,496 lbs
Service weight90,235 lbs
Adhesive weight61,222 lbs
Axle load32,452 lbs
Water capacity1,231 us gal
Fuel capacity4,409 lbs (coal)
Power sourcesteam
Estimated power201 hp (150 kW)
Optimal speed14 mph
Top speed47 mph
Starting effort9,009 lbf
Power Plant
Driver diameter62.8 in
Boiler pressure145 psi
Expansion typesimple
Cylinderstwo, 14 3/16 x 22 13/16 in
Grate area11.3 sq ft
Firebox area56 sq ft
Tube heating area663.1 sq ft
Evaporative heating area719 sq ft
Total heating area719 sq ft
Calculated Values
steam locomotive
tank locomotive
last changed: 08 2023

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