questionText: To ask the Secretary of State for Transport, whether his Department has made a recent assessment of whether reinforced autoclaved aerated concrete (RAAC) has been used in (a) train stations and (b) the wider rail estate.
answerText: Network Rail is currently undergoing a review of the use of RAAC across the rail estate as a priority. Once this is concluded, they will supply their findings to the Department. 
heading: Railways: Concrete