Test number	Design strength level	Workability description	Slump (mm)	Compressive strength (MPa)
Test number	Design strength level	Workability description	Slump (mm)	3 days	7 days	28 days
06	C30	Good workability, slight bleeding	195	14.7	24.4	34.7
07	C20	Good workability, no bleeding, good cohesiveness	190	8.5	15.8	22.9
08	C25	Good workability, no bleeding, good cohesiveness	180	10.3	18.5	27.1
09	C30	Good workability, no bleeding, good cohesiveness	180	12.8	22.0	30.9
10	C35	Good workability, no bleeding, good cohesiveness	185	15.6	26.4	34.7
11	C40	Good workability, no bleeding, good cohesiveness	195	18.3	30.9	39.6
12	C45	Good workability, no bleeding, good cohesiveness	185	23.4	36.5	45.0
13	C50	Good workability, no bleeding, good cohesiveness	200	26.7	40.6	47.5