Table 3.

Concrete mix design.

Main Components						Mixes A	Mixes B
Ingredients kg/m3	Cement	Water	Gravel	Sand	Silica Fume SF	Crumb Rubber CR (180 & 400 µm)	Crumb Rubber CR (75 µm)
SF-0%, CR-0%	530	233	986	630	-	-	-
SF-5%, CR-0%	503	233	986	630	27	-	-
SF-10%, CR-0%	477	233	986	630	53	-	-
SF-5%, CR-5%	503	233	986	598	27	32	32
SF-10%, CR-5%	477	233	986	598	53	32	32
SF-5%, CR-10%	503	233	986	567	27	63	63
SF-10%, CR-10%	477	233	986	567	53	63	63