Report copyright - Construction Bulletin C-14 - CTR Library · A Aggr. B Aggr. C Size (3L8" Aggr.) (Screenings) (Blow Sand) l/2"-3/8" 2.3 0.0 0.0 3/8"-4 66.0 0.0 0.0 4 - 10 30.5 18.6 0.0 10 - 40 0.6
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