August 26, 2014
Once concerns are raised, the implementation of a proactive evaluation program should be initiated that treats the anchor bolts as critical components of an important asset. Several types of evaluation programs can be assembled which are generally a mix of non-destructive (NDT) and semi-destructive (SDT) techniques that work concurrently to quickly assess the type, quality, and quantity of the tested anchor bolts. Essentially the testing techniques available include: Acoustic impact Each anchor bolt is struck with a 3 lb. maul hammer and the audible resultant tonal variations are noted. For...