BR Riddles 4MT 80072

BRBritish Rail or British Railways RiddlesRobert Arthur "Robin" Riddles, Member of the Railway Executive for Mechanical and Electrical Engineering responsible for the design of the British Rail Standard Class locomotives 4MTThe British Railways system of classifying steam locomotives by power using a number from 0, least powerful, to 9, most powerful, followed by either F for freight, P for Passenger or MT for Mixed Traffic. 80072
80072 at Highley, January 2012
Built By	BRBritish Rail or British Railways Brighton Works
Configuration	2-6-4T
BRBritish Rail or British Railways rating	4MTThe British Railways system of classifying steam locomotives by power using a number from 0, least powerful, to 9, most powerful, followed by either F for freight, P for Passenger or MT for Mixed Traffic.
Status	Non-resident
Loco Number	80072
History
Built	1953
Designed By	Robert RiddlesRobert Arthur "Robin" Riddles, Member of the Railway Executive for Mechanical and Electrical Engineering responsible for the design of the British Rail Standard Class locomotives
Type	BRBritish Rail or British Railways Standard 4MTThe British Railways system of classifying steam locomotives by power using a number from 0, least powerful, to 9, most powerful, followed by either F for freight, P for Passenger or MT for Mixed Traffic. Tank
Technical
Length	60ft 0"
Weight	67t 18cwt
Tractive effort	25,515 lb
Pressure	225 lb/sq in
Steam Locomotives

80072 is a BRBritish Rail or British Railways Standard Class 4 2-6-4T tank engine designed by R.A. RiddlesRobert Arthur "Robin" Riddles, Member of the Railway Executive for Mechanical and Electrical Engineering responsible for the design of the British Rail Standard Class locomotives. The Class 4 tank engine was derived from the ex-LMSLondon Midland & Scottish Railway FairburnCharles Edward Fairburn, Chief Mechanical Engineer (CME) of the London, Midland and Scottish Railway 1944-1945 2-6-4T, and was used mainly on commuter and outer suburban services. A total of 155 were built, of which 15 have survived into preservation. Her sister, 80079 is an SVRSevern Valley RailwaySVRA:Severn Valley Railway AssociationSVRS:Severn Valley Railway Society resident and a brief history of the class on the SVRSevern Valley RailwaySVRA:Severn Valley Railway AssociationSVRS:Severn Valley Railway Society can be found on that page.

This very useful engine is based at the Llangollen Railway and is owned by 80072 Steam Locomotive Co Ltd. She has visited the SVRSevern Valley RailwaySVRA:Severn Valley Railway AssociationSVRS:Severn Valley Railway Society many times in preservation.

• Spring Steam Galas 2011 and 2013
• Winter hire for Christmas services 2011 and 2017.

​ In addition 80072 is a rarity, an engine that worked over the SVRSevern Valley RailwaySVRA:Severn Valley Railway AssociationSVRS:Severn Valley Railway Society in service before being preserved. She was photographed on the line on three occasions during the very cold winter of 1962-63 (whilst allocated to Swansea East Dock, 87D). Images can be found in the Sellick Collection. 

• 

  Near Bridgnorth in January 1963 (Sellick Collection)

See also

• Steam Locomotives visiting the SVR for galas
• Steam Locomotives hired by the SVR
• BR Riddles 4MT 80079
• Sellick Collection

Links

• BR Standard Class 4 2-6-4T on Wikipedia
• 80072 Steam Locomotive Co Ltd