Effect of Ground Waste Concrete Powder on Cement Properties

Table 2

Compressive strength and slump of concrete with WRB sand.

SRCB amount/%	Compressive strength/MPa		Slump/mm
	3 d	28 d
0%	7.5	23.6	45
10%	7.8	25.8	40
20%	9.0	27.7	30