| Queensland B18¼ class locomotive | |
|---|---|
| Queensland B18¼ class locomotive number 230 | |
| Power type | Steam |
| Builder | Various - see text |
| Build date | 1926-1947 |
| Total produced | 83 |
| Configuration | 4-6-2 |
| Gauge | 3 ft 6 in (1,067 mm) |
| Cylinders | Two, outside |
| Cylinder size | Diameter: 18.25 in (464 mm) |
| Career | Queensland Railways |
| Class | B18¼ |
The B18¼ class steam locomotive was a 4-6-2 locomotive of the Queensland Railways (QR).[1]
The locomotives operated on 1,067 mm (3 ft 6 in) gauge. The “B”, is used to identify the number of coupled wheels, being six coupled wheels for the B18¼ class, followed by numerals indicating the cylinder diameter of 18¼ inches.
Some of the class were built at Ipswich workshops and some by Walkers Limited, Engineers, Maryborough, Queensland.
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