Fig. 18From: Effect of the Cement-to-Water Ratio and Fractal Granular Model on the Prediction of Concretes Compressive StrengthMechanical strength \({\mathrm{R}}_{\mathrm{C}28}\) as a function of the ratio \(\mathrm{C}/\mathrm{W}\) for concretes \({\mathrm{D}}_{15}\) and \({\mathrm{D}}_{25}\). a Results for all types of concrete, b results obtained according to \({\mathrm{FGM}}_{\mathrm{g}}\) and \({\mathrm{FGM}}_{\mathrm{C}}\).Back to article page