IMPACT - ECHO Instrument

Impact-Echo is a method for nondestructive evaluation of concrete and masonry, based on the use of impact generated stress (sound) waves that propagate through the structure and are reflected by internal flaws and external surfaces.


Research Areas


  • For measuring the depth of surface-opening crack

  • Determination of the location, depth and extent of cracks, voids, delaminations, honeycombing and debonding in plain and reinforced structures



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