Verification of a Torsional Behaviour Prediction Model for Reinforced Recycled Aggregate Concrete Beams

Table 2

Concrete mixture proportions and properties.

Ingredient	Unit	Recycled aggregate replacement (%)
		0	25	50	75	100
Cement type I	kg/m^3	400	400	400	400	400
Fine aggregate	kg/m^3	748	748	748	748	748
Water	kg/m^3	176	176	176	176	176
Coarse aggregate	kg/m^3	1076	807	538	269	0
Recycled aggregate	kg/m^3	0	207	413	620	828
Superplasticizer	kg/m^3	2.400	2.789	3.012	3.256	3.650
Properties
Slump	mm	240	238	232	236	233
Compressive strength	MPa	33.3	30.6	28.9	26.5	24.6
Splitting tensile strength	MPa	2.85	2.53	2.13	2.05	1.88