| Queensland Railways B9½ class | |
| Powertype: | Steam |
| Builder: | John Fowler & Co |
| Builddate: | 1924-27 |
| Totalproduction: | 3 |
| Whytetype: | 0-6-2 |
| Fueltype: | Coal |
| Cylindercount: | 2 |
| Operator: | Queensland Railways |
| Fleetnumbers: | 9-11 |
| Preservedunits: | 11 |
| Disposition: | 1 preserved, 2 scrapped |
The Queensland Railways B9½ class locomotive was a class of 0-6-2 steam locomotives operated by the Queensland Railways.
Between 1923 and 1927, John Fowler & Co, Leeds delivered three 0-6-2 locomotives to the Queensland Railways. Per Queensland Railway's classification system they were designated the B9½ class, B representing they had two driving axles, and 9½ the cylinder diameter in inches. They operated on Innisfail Tramway, all being withdrawn in the early 1960s.[1] One has been preserved at the Australian Narrow Gauge Railway Museum Society, Woodford.[2]