Queensland A12 class locomotive

The Queensland Railways A12 class locomotive was a class of 4-4-0 steam locomotives operated by the Queensland Railways.

Queensland Railways A12 class
A12 Class No.269
Type and origin
Power typeSteam
BuilderBaldwin Locomotive Works (18)
Evans, Anderson, Phelan & Co (25)
Build date1882-1891
Total produced43
Specifications
Configuration:
​
 • Whyte4-4-0
Gauge1,067 mm (3 ft 6 in)
Fuel typeCoal
Cylinders2 outside
Cylinder size12 in × 18 in (305 mm × 457 mm)
Career
OperatorsQueensland Railways
Dispositionall scrapped

History

Between 1882 and 1895, the Queensland Railways took delivery of 43 4-4-0 locomotives built by Baldwin Locomotive Works (18) and Evans, Anderson, Phelan & Co (25). Per Queensland Railway's classification system they were designated the A12 class, A representing they had two driving axles, and the 12 the cylinder diameter in inches.[1]

Wrecked A12 steam locomotive after its boiler exploded, Brisbane, 1898

An American built A12 class locomotive No.62 boiler exploded at Roma Street, Brisbane on 2 December 1898. The Court of Enquiry into the explosion was recorded in the 1899 Votes and Proceedings of the Queensland Legislative Assembly.[2]

References
  1. Armstrong, John (1985). Locomotives in the Tropics Volume 1. Brisbane: Australian Railway Historical Society. pp. 37–39, 97, 98. ISBN 0 909937 13 3.
  2. "Queensland Parliamentary Debates Legislative Assembly" (PDF). 21 December 1898. Retrieved 22 March 2023.
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