Queensland 4D9 class locomotive

The Queensland Railways 4D9 class locomotive was a class of 2-4-2T steam locomotives operated by the Queensland Railways.

Queensland Railways 4D9 class
4D9 Class used for Macquarie Harbour breakwater construction, Tasmania.
Type and origin Power type Steam Builder Dübs & Co Serial number 1414, 1415 Build date 1881 Total produced 2
Specifications Configuration: ​  • Whyte 2-4-2T Gauge 1,067 mm (3 ft 6 in) Fuel type Coal Cylinders 2 outside Cylinder size 9 in × 15 in (229 mm × 381 mm)
Career Operators Queensland Railways Numbers 1, 131 Preserved 131 Disposition 1 preserved, 1 scrapped

History

In February 1881, two Dübs & Co two 2-4-2T locomotives entered service on the Bundaberg Railway. Per Queensland Railway's classification system they were designated the 4D9 class, the 4 representing the number of driving wheels, the D that it was a tank locomotive, and the 9 the cylinder diameter in inches.

Class list

Works number	Bundaberg Railway number	Southern & Western Railway number	Queensland Railways number	In service	Notes
1414	1	1	1	February 1881	Sold July 1895 to Bingarra Sugar Mill
1415	2		131	February 1881	Sold August 1894 to CSR, Childers, resold to Public Works Department, Tasmania for Macquarie Harbour breakwater construction, sold May 1941 to sawmiller R Howard, Zeehan, currently statically displayed by Don River Railway