The reference for locomotives and railcars
Imperial-Royal State Railways class 429
Austria-Hungary | 1909 | 480 produced
Works photo of the kkStB 429.117, later CSD 354.737
Works photo of the kkStB 429.117, later CSD 354.737
ManufacturerWiener Neustadt, StEG, FloridsdorfWiener Neustadt, StEG, Floridsdorf, BMMF
Axle config2-6-2 (Prairie) 
Gauge4 ft 8 1/2 in (Standard gauge)
Dimensions and Weights
Length loco34 ft 7 1/4 in
Wheelbase26 ft 4 1/8 in
Fixed wheelbase13 ft 1 1/2 in
Total wheelbase45 ft 3 1/8 in
Empty weight121,475 lbs
Service weight134,923 lbs
Adhesive weight94,799 lbs
Axle load31,603 lbs
Fuel capacitycoal
Power sourcesteam
Estimated power1,207 hp (900 kW)
Optimal speed39 mph27 mph
Top speed56 mph
Starting effort19,577 lbf28,856 lbf
with start valve23,492 lbf
Power Plant
Driver diameter63.5 in
Boiler pressure218 psi
Expansion typecompoundsimple
Cylinderstwo, HP: 18 11/16 x 28 3/8 in
and LP: 27 3/16 x 28 3/8 in
two, 18 11/16 x 28 3/8 in
Grate area32.3 sq ft
Firebox area152.8 sq ft
Tube heating area921.4 sq ft
Evaporative heating area1,074.2 sq ft
Superheater area304.1 sq ft
Total heating area1,378.3 sq ft
Calculated Values
steam locomotive
Karl Gölsdorf
last changed: 10 2023

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