Damage Tolerance Evaluation Law and Legal Definition

According to 14 CFR 26.41 (Title 14 - Aeronautics And Space; Chapter I - Federal Aviation Administration, Department Of Transportation; Subchapter C – Aircraft; Part 26 - Continued Airworthiness And Safety Improvements For Transport Category Airplanes; Subpart E - Aging Airplane Safety - Damage Tolerance Data For Repairs And Alterations), Damage Tolerance Evaluation (DTE) means “a process that leads to a determination of maintenance actions necessary to detect or preclude fatigue cracking that could contribute to a catastrophic failure. As applied to repairs and alterations, a DTE includes the evaluation both of the repair or alteration and of the fatigue critical structure affected by the repair or alteration.”