1. ASTM C 331. Standard Specification for Lightweight Aggregates for Concrete Masonry Units. ASTM International.
2. ASTM C 494. Standard Specification for Chemical Admixtures for Concrete. ASTM International.
3. ASTM C 597. Standard Test Method for Pulse Velocity Through Concrete. ASTM International.
4. ASTM C 618. Standard Specification for Coal Fly Ash and Raw or Calcined Natural Pozzolan for Use in Concrete. ASTM International.
5. ASTM C 805. Standard Test Method for Rebound Number of Hardened Concrete. ASTM International.