Rebound Hammer Tests

Implementation : These tests are primarily done to assess:

  • the likely compression strength of concrete
  • the uniformity of concrete Rebound Hammer tests are done in accordance with Indian standards IS: 13311 (Part 2)



  • The surface of the concrete is cleaned thoroughly
  • The hammer is placed against ¬†against the concrete surface, it is pressed¬†and released
  • Six readings are taken and an average is taken.
  • Correlate the average with the compressive strength