| Queensland Railways B11 class | |
| Powertype: | Steam |
| Builder: | Baldwin Locomotive Works |
| Serialnumber: | 4594, 4596 |
| Builddate: | 1880 |
| Totalproduction: | 2 |
| Whytetype: | 2-6-0 |
| Fueltype: | Coal |
| Cylindercount: | 2 |
| Operator: | Queensland Railways |
| Fleetnumbers: | 178, 179 |
| Disposition: | both scrapped |
The Queensland Railways B11 class locomotive was a class of 2-6-0 steam locomotives operated by the Queensland Railways.
In 1880, the Queensland Railways took delivery of two 2-6-0 locomotives built by Baldwin Locomotive Works. Per Queensland Railway's classification system they were designated the B11 class, B representing they had three driving axles, and the 11 the cylinder diameter in inches.[1]
| Works number | Great Northern Railways number | CS number | Bowen Railways number | Queensland Railways number | In service | Notes |
|---|---|---|---|---|---|---|
| 4594 | 5 | 3 | 178 | 1882 | Sold to contractor O’Rourke & McSharry, repurchased 1887 as no.3, transferred to Cairns May 1888, hired to contractor John Robb until 1891, sold to Cairns-Mulgrave Tramway 1896, reacquired with tramway September 1911, scrapped August 1913 | |
| 4596 | 1 | 2 | 179 | 1880 | Sold to contractor J Bashford 1884, repurchased 1886, returned to service August 1889 as no. 23, transferred to Bowen Railway as no. 2, sold to Bowen-Proserpine Tramway July 1909, reacquired with tramway April 1911, sold to Chillagoe Railway & Mining Co. March 1917 | |