Test number	Design strength level	Cementitious material (kg/m³)	Fine aggregate (kg/m³)		Machine-made sand substitution rate (%)	Coarse aggregate (kg/m³)	Water (kg/m³)	Water reducing agent dosage (%)
Test number	Design strength level	Cementitious material (kg/m³)	Natural sand	Machine-made sand	Machine-made sand substitution rate (%)	Coarse aggregate (kg/m³)	Water (kg/m³)	Water reducing agent dosage (%)
01	C30	335	527.5	227.5	30	1120	160	2.0
02	C30	335	453	302	40	1120	160	2.0
03	C30	335	377.5	377.5	50	1120	160	2.05
04	C30	302	302	453	60	1120	160	2.05
05	C30	335	755	0	0	1120	160	2.05