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Line 1: <p>All aggregates should meet the following criteria:<ul><li>Maximum wash loss of 0.5%.</li><li>Minimum durability index of 35.</li><li>Maximum abrasion of 10% for 100 revolutions and maximum of 50% for 500 revolutions.</li></ul>Granular material for underdrains should be clear crushed 50 mm diameter stone graded in accordance with ASTM D 2940. The void space ratio shall be 0.4 .</p>
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#REDIRECT [[Aggregates]]
[[Category:materials]]