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}}'''GWR Full Third 1116 ''' is one of four 1938-built Collett Corridor Third (TK) coaches on the SVR, along with [[GWR 1086 Full Third |1086]], [[GWR 1087 Full Third |1087]] and [[GWR 1146 Full Third |1146]]. They These coaches seated 64 passengers in 8 third class compartments and were built fitted with a lavatory at Swindon to diagram number C77 as lot number 1593each end<ref name=Longworth>[[Bibliography#Other References|Longworth (2013)]] pp.54-55.</ref>.

After passenger service, 1116 was later numbered 079157 and 99231. The former ==Service==All four were built at Swindon to diagram number C77 as lot number signified Departmental Coaching stock within the Western Region that did not normally move or had its movements confined to a particular depot or yard1593. The latter number signifying hauled nonPost-nationalisation, passenger carrying use; all four of service continued with BR(W) with the SVR TKs formed part of the Swindon GWR test train which was used for load testing of diesel locomotivescarriage being re-numbered W1116W in accordance with normal practice. <ref name=Longworth/>

The entire In 1965, 1116 was one of 9-coach coaches withdrawn from passenger service to form a test train , based at Swindon, which was sold into preservation used for load testing of diesel locomotives. For this role it received the number 079157, numbers in 1969, with that range signifying Departmental Coaching stock within the Western Region that did not normally move or had its movements confined to a particular depot or yard. All four coaches being bought for of the SVR. All four Full Thirds were restored between 1970 and 1973, and saw service on TKs formed part of the Swindon GWR test train<ref>[[The Severn Valley Railway on the main lineBibliography#SVR Carriages used on the main line Other References| SVR excursions on the main lineLongworth (2013)]] as well as on the SVR itselfp.172.</ref>.

==Preservation==The entire 9-coach test train was sold into preservation in 1969, with four coaches being bought for the SVR and the others by Didcot.<ref>SVR Stock Book Ninth Edition</ref> The four acquired by the SVR were restored between 1970 and 1973, and saw service on [[The Severn Valley Railway on the main line#SVR Carriages used on the main line | SVR excursions on the main line]] as well as on the SVR itself. Heritage carriages used on the main line were assigned TOPS numbers, with 1116 being number 99231.<ref>Railway Heritage Register Carriage Survey</ref> 1116 was repainted at Bridgnorth between May and July 2019.<ref>GW(SVR)A Newsletter, Summer 2019</ref> {{As of|20182019}}, 1116 is in service and is normally used in set GW2. It is finished in GWR 1934-42 livery featuring the ‘shirt-button’ roundel. It is owned by [[Great Western (SVR) Assoc. | The Great Western (SVR) Association]].

Railway Heritage Register Carriage Survey<brreferences/>SVR Stock Book Ninth Edition