Bavarian A I

4 ft 8+12 in)Leading dia.914.5 mm (3 ft 0 in)Driver dia.1,524 mm (5 ft 0 in)Trailing dia.914.5 mm (3 ft 0 in)Wheelbase:​ • Axle spacing
(Asymmetrical)
  • 2,006 mm (6 ft 7 in) +
  • 1,384 mm (4 ft 6+12 in)
 • Engine3,390 mm (11 ft 1+12 in) • Tender1,780 mm (5 ft 10+18 in) • incl. tender6,825 mm (22 ft 4+34 in)Length:
​ • Over buffers9,798 mm (32 ft 1+34 in)Adhesive weight6.83 t (6.72 long tons; 7.53 short tons)Service weight17.14 t (16.87 long tons; 18.89 short tons)Tender type2 T 3,35Fuel capacity600 kg (1,300 lb)Water cap.3.35 m3 (740 imp gal; 880 US gal)Firebox:​ • Grate area0.76 m2 (8.2 sq ft)Boiler:
​ • Tube plates2,895 mm (9 ft 6 in) • Small tubes46 mm (1+1316 in), 111 offBoiler pressure6.0 bar (6.12 kgf/cm2; 87.0 lbf/in2)Heating surface:​ • Firebox4.83 m2 (52.0 sq ft) • Tubes41.62 m2 (448.0 sq ft) • Total surface46.45 m2 (500.0 sq ft)CylindersTwo, outsideCylinder size305 mm × 508 mm (12 in × 20 in)
Performance figures
Maximum speed40 km/h (25 mph)
Indicated power130 PS (96 kW; 130 hp)
Career
OperatorsRoyal Bavarian State Railways
NumbersK.Bay.Sts.E.: 1–24 (named)
Retired1874

Bavarian A I engines were German steam locomotives in service with the Royal Bavarian State Railways (Königlich Bayerische Staatsbahn) from 1841 to 1871.

Three manufacturers were awarded a contract to build eight locomotives each, with the stipulation that the components of the different machines had to be interchangeable with one another. The engines achieved a speed of 33 km/h on a line with an incline of 1:200. The first engine was retired in 1871 and scrapped. Five examples were rebuilt into B I class 2-4-0 locomotives, four were rebuilt into C I class 0-6-0 locomotives, and four were sold. The last one was scrapped in 1874.

They were coupled with 2 T 3,35 tenders.

Der Münchner

Der Münchner
Type and origin
Power typeSteam
BuilderMaffei
Serial number1
Build date1841
Total produced1
Specifications
Configuration:
 • Whyte2-2-2
Gauge1,435 mm (4 ft 8+12 in)
Leading dia.915 mm (3 ft 0 in)
Driver dia.1,524 mm (5 ft 0 in)
Trailing dia.915 mm (3 ft 0 in)
Length:
 • Over buffers9,739 mm (31 ft 11+716 in)
Adhesive weight6.8 t (6.7 long tons; 7.5 short tons)
Service weight13.8 t (13.6 long tons; 15.2 short tons)
Water cap.3.0 m3 (660 imp gal; 790 US gal)
Firebox:
 • Grate area0.93 m2 (10.0 sq ft)
Boiler pressure6 kgf/cm2 (588 kPa; 85.3 lbf/in2)
Heating surface46.00 m2 (495.1 sq ft)
CylindersTwo
Cylinder size305 mm × 457 mm (12 in × 18 in)
Performance figures
Maximum speed59 km/h (37 mph)
Indicated power100 PS (74 kW; 99 hp)
Career
Operators
NumbersK.Bay.Sts.E.: 25
Retired1871

Der Münchner (a Münchner is a man from Munich) was a Bavarian Class A I engine with the number 25. It was originally built for the Munich–Augsburg Railway Company, a private railway company which ran the route between Munich and Augsburg. In 1844 the line was taken over by the state railway and the engine was transferred into state ownership. A large part of the locomotive came from England, which can be seen from the typically English 'pear' shape of the outer firebox.

It was coupled with a 2 T 3 tender.

See also

References

  • Schnabel, Heinz (1987). Eisenbahn-Fahrzeug-Archiv Band 2.5: Lokomotiven bayerischer Eisenbahnen (in German). Düsseldorf: Alba Publikation Alf Teloeken GmbH + Co KG. pp. 56–59, 368. ISBN 3-87094-105-7.
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