Materials, sizes, permission deviations, construction, performance and marking. Appendices give methods of test, information to be given in an enquiry or order and recommendations for installation.Cross References: BS 5502 BS 729:1971*BS 1449-2:1983*BS 1474:1987*BS 5135:1984*BS 5395-1:1984*BS 5395-3:1985*BS 5950-1:1990*BS 6100-1*BS 8118-2:1991*BS EN 10025:1993*BS EN ISO 14122-1*BS EN ISO 14122-2*BS EN ISO 14122-3*Partially replaced by Parts 1 to 4 of BS EN ISO 14122.