How many re-certifications are required in all five basic NDI methods for an NDI specialist?

An NDI (Non-Destructive Inspection) specialist is required to undergo re-certification in all five basic NDI methods to ensure they maintain proficiency and stay updated with advancements in inspection technology and standards. The requirement for two re-certifications in each method reflects the need for continual education and validation of skills in a field where precision and accuracy are critical for safety and performance. This two-tiered re-certification process helps ensure that the specialist remains competent in applying the various techniques effectively and adhering to aviation safety protocols. This structured approach is vital for maintaining high standards in maintenance and inspection practices within the aviation industry.