AD 2018-21-09
Effective 11/20/2018 · Published 10/16/2018
Airworthiness Directives; ATR-GIE Avions de Transport Régional Airplanes
Summary
We are superseding Airworthiness Directive (AD) 2006-07-26, which applied to all ATR-GIE Avions de Transport R[eacute]gional Model ATR42 airplanes. AD 2006-07-26 required a one-time inspection to detect discrepancies (e.g., cracking, loose/sheared fasteners, distortion) on the left-hand and right-hand wings, of the outer wing box upper skin and upper rib feet, and repair if necessary. Since we issued AD 2006- 07-26,…