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Concrete

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<strong>Concrete</strong><br />

e Curing<br />

‣Need to maintain adequate<br />

moisture regime<br />

‣Inadequate curing leads<br />

• Excessive moisture loss at surface<br />

=> plastic shrinkage cracking<br />

• Weak surface => durability<br />

problems<br />

to<br />

‣Must assure timely curing<br />

behind paver - begins soon after<br />

concrete finishing<br />

Curing compounds<br />

(CRD C300/ASTM<br />

C309)<br />

53

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