British Railways No. 92220 Evening Star is a Standard Class 9F 2-10-0 completed at Swindon Works in March 1960.
It was the final steam locomotive built for British Railways and was named ceremonially to mark the end of steam-locomotive construction for the national system.
The 9F class was designed primarily for heavy freight service and used ten coupled driving wheels to provide strong adhesion.
Despite its freight purpose, the class could run at surprisingly high speeds and examples were occasionally used on passenger trains.
Evening Star entered service when British Railways was already committed to rapid diesel and electric modernization.
Its revenue career was therefore short compared with earlier steam locomotives.
The locomotive was withdrawn in the 1960s and selected for preservation because of its symbolic place as the last BR-built steam locomotive.
It entered the national collection and has spent much of its preservation life on static display.
The phrase “last steam locomotive built in Britain” would be inaccurate because private and heritage builders have produced steam locomotives later; the correct claim is last steam locomotive built for British Railways.
For TransitSatellite, the story should connect engineering history with policy transition: Evening Star was technologically mature steam power delivered into a railway system already moving decisively beyond steam.