Durability of concrete: ability to resist weathering action, chemical ...
Durability of concrete: ability to resist weathering action, chemical ...
Durability of concrete: ability to resist weathering action, chemical ...
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ACI Building Code 318<br />
• Severe attack: When the sulfate content is 0.2<br />
<strong>to</strong> 2.00 percent in soil, or 1500 <strong>to</strong> 10,000 ppm in<br />
water, ASTM Type V portland cement, with less<br />
than an 0.45 water/cement ratio, shall be used.<br />
• Very severe attack: When the sulfate content is<br />
over 2 percent in soil, or over 10,000 ppm in<br />
water, ASTM Type V cement plus a pozzolanic<br />
admixture shall be used, with less than an 0.45<br />
water/cement ratio.<br />
CE 60<br />
Instruc<strong>to</strong>r: Paulo Monteiro
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