1.1 This test method covers procedures for determining the thickness of concrete slabs, pavements, bridge decks, walls, or other plate-like structure using the impact-echo method.
C125-26
Standard Terminology Relating to Concrete and Concrete Aggregates
E1316-26c
Standard Terminology for Nondestructive Examinations (Includes all amendments and changes 9/22/2026).
C597-22
Standard Test Method for Ultrasonic Pulse Velocity Through Concrete