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. 2014 Jul 21;2014:572102. doi: 10.1155/2014/572102

Table 1.

Concrete mix designs (lb/yd3).

C W S G w/c W total a = S + G a/W total S/G
600 300 1,430 1,740 0.5 4,070 3,170 0.78 0.82

C: cement, W: water, S: sand, G: gravel, W total: the weight/yd3, and a: aggregates.