• Aggregates for Concrete - Memphis

    Aggregates for Concrete ... aggregates—sand, gravel, crushed stone, and air-cooled ... substances and provide requirements for aggregate char-

  • Section 801 Fine Aggregate

    Section 801—Fine Aggregate ... Blend at least 50 percent natural sand or manufactured sand made from crushed stone or gravel. 4. Concrete Sand ... Sand equivalent ...

  • 3 Aggregate Properties - In

    3 Aggregate Properties ... and th e water requirements of portland cement concrete. ... deposits formed in sand and gravel by ground water, ...