| | S/N | Author | Type of wastewater used | Initial setting time, in minutes | 7 Day compressive strength, in MPa | 28 days compressive strength, in MPa | | | | | Control mix | Wastewater mix | ASTM C94/C94 satisfied | Control cubes | Wastewater cubes | ASTM C94/C94m-00 satisfied [38] | Control cubes | Wastewater cubes | IS 456:2000 satisfied [36] |
| | 1 | Ghrair, et al. [45] | Raw grey water | 180 | 200 | Yes | 1 | +0.8 (RI) (%) | Yes | 1 | −7.7 (RI %) | Yes | | Treated grey water | 180 | 205 | Yes | 1 | +3.8 (R.I %) | Yes | 1 | −0.6 (R.I %) | Yes | | 2 | Su, et al. [42] | Wash water | 95 | 108.3 | Yes | 100 | 113.67, (R.I %) | Yes | 100 | 107.67 (RI %) | Yes | | 3 | Tay and Yip [29] | Wastewater treated by coagulation, flocculation, sedimentation, filtration, aeration, & chlorination at 25–100% concentrations | — | — | N/A | 13.5 | 25.6 (25%), 26.4 (50%), 26.5 (75%) and 26.8 (100) | Yes | 20 | 33.6 (25%), 35.3 (50%), 35.5 (75%) and 36.4 (100%) | Yes | | 4 | Al-jabri and Taha [33] | WW from cars washing station at 25–100% concentrations | — | — | As per the graph, yes | 66 | 64.3 (25%), 66.8 (50%) and 63.8 (100%) | Yes | 77 | 70 (25%), 75 (50%), and 72 (100%) | Yes | | 5 | Noruzman, et al. [44] | Secondary treated effluents from (HI), a (POM) and (DS) | 117 | 110 (HI), 108 (DS) and 149 (POM) | Yes, except for POM | — | — | The graph shows, yes | — | — | POM almost failed | | 6 | Asadollahfardi, et al. [17] | TDWW before chlorination | — | — | Yes | — | — | N/A | — | — | Yes | | 7 | Meena and Luhar [27] | T And ST were used at 10%, 25%, 50% and 100% cons. | | | | 100% | 85–94% of the normal for TT | Yes, except ST | 100% | 85–94% of the normal for TT | Yes, except ST |
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Note. HI = heavy industry, POM = palm oil mill, TT = tertiary treated wastewater, SS = secondary treated wastewater, TDWW = treated domestic wastewater, DS = domestic sewage and R.I. = relative index in (%).
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