BR 79900 Single unit railcar: later Test Car Iris built 1956

BR 79900 Single unit railcar: later Test Car Iris built 1956

BR 79900 Single unit railcar: later Test Car Iris built 1956
BR 79900 Single unit railcar: later Test Car Iris built 1956

 

Present Location Ecclesbourne Valley
County Location Derbyshire
Designed For BR
Build Location Derby
Built by BR
Diagram number 514
Lot number 30380
Type DMBS
First Number 79900
Later Numbers M79900 RDB975010 IRIS
Present Number M79900
Current Livery BR multiple unit green livery
Gauge 4ft 8 1/2in
Wheel Arrangement 4-w bogies
Original Underframe Yes
Original Bogies/Wheelsets Yes
Additional Notes One of only two cars, converted as two experimental single unit cars from a Derby Lightweight twin unit under construction. Used on Buckingham to Banbury service 1956 to 1961. W 1967, then to BR Research as Test Car "Iris". P Butterley 2000. Restored to original appearance (inside and out). Seats carry later BR moquette. To Ecclesbourne Railway at Wirksworth by 07/08.
External Structural Condition Good
Internal Structural Condition Good
Underframe Condition Good
External Finish Good
Internal Finish Good
Degree of External Originality Some replaced/reproduced material
Degree of Internal Originality Some replaced/reproduced material
Degree of Underframe/Running Gear Originality As left Departmental service
Degree of External Authenticity Very Good
Degree of Internal Authenticity Very Good
Degree of Underframe Authenticity Very Good
Rarity Unique
Historical Importance Very Important
Storage Secure Open
Operating Yes
Survey Date 12/02/2012
Surveyor David Wigley
Photo Date 14/04/2018
Photo by Steve West
At Risk No
Date Record Last Updated 08/05/2018


 

 










 



 

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