Choosing mixes and constituents to obtain concrete having the required performance in the fresh and hardened state.Cross References: BS 12:1966*BS 146:1996*BS 882:1992*BS 915-2:1972*BS 1047:1983*BS 1370:1979*BS 1881-103:1993*BS 1881-104:1983*BS 1881-105:1984*BS 1881-107:1983*BS 1881-114:1983*BS 1881-129:1992*BS 1881-201:1986*BS 3148:1980*BS 3797:1990*BS 3892-1:1997*BS 3892-2:1996*BS 4027:1996*BS 4246:1996*BS 4248:1974*BS 5328-2:1997*BS 5328-3:1990*BS 5328-4:1990*BS 6100*BS 6588:1996*BS 6610:1996*BS 6699:1992*BS 7583:1996*BS 8204-2:1999*BS EN 196-1:1995*BS EN 197-1:2000*BS EN 934-2:1998*BS EN 12504-1:2000*BS EN 12878:1999*BS 812-120:1989*BS 812-123:1999*BS 6089:1981*BS 6349*BS 8110-1:1997*BS EN ISO 9000*BS EN ISO 9001:1994Replaced by BS 8500-1:2002, BS 8500-2:2002 and BS EN 206-1:2000 but remains current.