A higher proportion of the coarse fraction in mixtures (M4 and M5) with both types of aggregate (dolomite and slag) resulted in a higher total porosity, which agreed with observations of the American Concrete Institute
A higher proportion of the coarse fractionin mixtures (M4 and M5) with both types of aggregate (dolomiteand slag) resulted in a higher total porosity, which agreed withobservations of the American Concrete Institute