Selection of Sustainable Supplementary Concrete Materials Using OSM-AHP-TOPSIS Approach

Table 3

Pairwise comparison of sustainability criteria for selection of concrete supplementary material.

Criteria	Technical	Environmental	Social	Economic	Weights
Technical (C1)	1.00	0.38	2.29	2.29	0.2655
Environmental (C2)	2.62	1.00	2.62	2.29	0.4364
Social (C3)	0.44	0.38	1.00	0.50	0.1198
Economic (C4)	0.44	0.44	2.00	1.00	0.1783
	λmax = 4.1531, CI = 0.051		RI = 0.9, CR = 0.0567