1. Report of the Thaumasite Expert Group. The thaumasite form of sulfate attack: risks, diagnosis, remedial works and guidance on new construction. Construction Directorate, Department of the Environment, Transport and the Regions (now, the Construction Industry Directorate of the Department of Trade and Industry), London, 1999
2. British Standards Institution, BS 1881-4:1970. Methods of testing concrete for strength, BSI, London, 1970
3. British Standards Institution, BS 6089:1981. Assessment of concrete strength in existing structures, BSI, London, 1981
4. British Standards Institution, BS 8110-1:1997. Structural use of concrete, BSI, London, 1997
5. The Highways Agency, BD44/95. The assessment of concrete highway bridges and structures, HMSO, 1995