1. Control of Industrial Major Accident Hazards (Regulation), Statutory Instrument 1984, No. 1902,1984
2. Consumers' Association, 1994. Is the CT Safe? WHICH? May.
3. CT Company, 1973. CT Engineering Report, June. Channel Tunnel Company.
4. CT Group, 1985. Submission to Government, Appendix 4.1, p. 19 (quoted in Appendix 10, paragraph 3 of House of Lords, 1987). Channel Tunnel Group.
5. CTSA Annual Report 1988/89,1990