GWR class Star
| GWR class Star | |
|---|---|
 |
|
| Number: | 12 |
| Manufacturer: | Robert Stephenson |
| Year of construction (s): | 1838-1841 |
| Retirement: | 1871 |
| Axis formula : | 1 A 1 |
| Genre : | 2-2-2 ( Whyte notation ) |
| Gauge : | 2140 mm or 7 ft ¼ in |
| Fixed wheelbase: | 3,786 mm / 12 ft 4 in |
| Total wheelbase: | 3,786 mm / |
| Driving wheel diameter: | 2,135 mm or 7 ft |
| Impeller diameter front: | 1,220 mm or 4 ft |
| Rear wheel diameter: | 1,220 mm or 4 ft |
| Cylinder diameter: | 382 mm or 15 in |
| Piston stroke: | 457 mm or 18 in |
The class Star was a series of broad gauge - steam locomotives with the wheel arrangement 1A1 for express trains of the Great Western Railway .
The Star series was supplied by Robert Stephenson for the Great Western Railway between 1838 and 1842 at the instigation of Sir Daniel Gooch . It was the forerunner and model for the GWR class Firefly designed by Gooch himself .
The entire series was decommissioned between April 1864 and September 1871.
A replica made in 1923 is on display at the Swindon Steam Railway Museum .
literature
- Sheppard, Geof (2008). Broad gauge locomotives. Southampton: Noodle Books. ISBN 978-1-906419-09-7 .
- Waters, Laurence (1999). The Great Western Broad Gauge. Hersham: Ian Allan Publishing. ISBN 0-7110-2634-3 .
- The Locomotives of the Great Western Railway, Part 2: Broad Gauge. The Railway Correspondence and Travel Society. 1953. ISBN 0-901115-32-0 .