1. ACI Committee 228, “Report on Methods for Estimating In-Place Concrete Strength (ACI 228.1R-19),” American Concrete Institute, Farmington Hills, MI, 2019, 53 pp.
2. ASTM C805/C805M-18, “Standard Test Method for Rebound Number of Hardened Concrete,” ASTM International, West Conshohocken, PA, 2018, 4 pp.
3. ASTM C597-16, “Standard Test Method for Pulse Velocity Through Concrete,” ASTM International, West Conshohocken, PA, 2016, 4 pp.
4. ASTM C873/C873M-15, “Standard Test Method for Compressive Strength of Concrete Cylinders Cast in Place in Cylindrical Molds,” ASTM International, West Conshohocken, PA, 2015, 4 pp.
5. ASTM C1074-19, “Standard Practice for Estimating Concrete Strength by the Maturity Method,” ASTM International, West Conshohocken, PA, 2019, 11 pp.