Experimental Analysis of Recycled Aggregate Concrete Beams and Correction Formulas for the Crack Resistance Calculation

Table 10

Verification of the proposed formulas.

Researchers	Maximum relative error (%)	r (%)	(kN·m)	(kN·m)	/
This study	20	50	7.42	7.53	1.03
		70	6.68	6.59	0.99
		100	7.04	7.2	1.02
Wang [33]	25	30	8.35	8.99	1.08
				8.6	1.03
		50	8.34	8.38	1.00
				8.65	1.04
		70	7.76	7.45	0.96
				7.38	0.95
		100	7.65	7.35	0.96
				7.45	0.97
Lan [34]	20	50	8	7.5	0.94
		100	7.21	7.5	1.04
Du [35]	24	50	21.85	20.3	0.93
		70	20.86	21.75	1.04
Mean value					0.997