concrete checking

  1. Srinivasan

    Concrete Technology Specifications, design, production, testing and analysis of concrete

    Material Selection and control : Coarse Aggregates Specific Gravity and moisture absorption Needed for yield calculations in mix-design, Low absorption is better, for high absorption pre-wet the aggregates Shape ( Flakiness/Elongation ) Values for total agg. should not exceed 30-35%, for poor...
  2. Srinivasan

    Short Notes On Concrete Checking On Field

    Workablity Ensure the standard Slump Cone and associated equipment are clean before test and free from hardened concrete. Wet the Slump Cone and drain away the superfluous water. Request the mixer or concrete truck to well mix the concrete for additional 5 minutes. Place the Slump Cone on...