Concrete
Concrete
Concrete
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Typical <strong>Concrete</strong> Requirements (Design)<br />
‣Flexural strength – 600 to<br />
650 psi at 28 days<br />
‣Min. cementitious conten<br />
~ 500 pcy<br />
‣Water cementitious ratio<br />
‣SCM use<br />
• FA (CaO < 13%) - < 25%<br />
• GGBFS - < 50% of total<br />
• Total SCM < 50% of total<br />
– > 0.38 & < 0.50<br />
of total<br />
• Governed by reactive aggregate mitigation plan<br />
‣Air content – ASTM C 94<br />
– based on maximum<br />
aggregate size & exposure conditions
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