1. ASTM D4748-06 `Standard Test Method for Determining the Thickness of Bound Pavement Layers Using Short-Pulse Radar,' ASTM, USA, 2006.
2. ASTM D4788-03 `Standard Test Method for Detecting Delaminations in Bridge Decks Using Infrared Thermography'. ASTM, USA, 2007.
3. ASTM C805/C805M - 08 `Standard Test Method for Rebound Number of Hardened Concrete.' ASTM, USA, 2008.
4. ASTM C876-09 `Standard Test Method for Half-Cell Potentials of Uncoated Reinforcing Steel in Concrete'. ASTM, USA, 2009.