LEVEL I, II AND III QUALIFICATIONS AS PER SNT-TC-1A
Level I: Qualified to perform specific calibrations, specific NDT, specific evaluations, and record results. Should receive specific instruction or supervision from a NDT Level II or III.
Level II: Qualified to set up and calibrate equipment and interpret and evaluate results as per applicable codes, standards and specifications. Should be familiar with technique limitations. Organize and report the results. Should exercise assigned responsibility for on-the-job training and guidance of trainees and Level I personnel.
Level III: Qualified to develop, qualify and approve procedures, establish techniques, interpreting codes and standards. Should have sufficient practical background in applicable materials, fabrication and product technology. Should be capable of training and examining Level I and II personnel.