AC 91-60, ADVISORY CIRCULAR: THE CONTINUED AIRWORTHINESS OF OLDER AIRPLANES (13 JUN 1983)

AC 91-60, ADVISORY CIRCULAR: THE CONTINUED AIRWORTHINESS OF OLDER AIRPLANES (13 JUN 1983)., This advisory circular (AC) provides information and recommendations to manufacturers and airplane m&operators for the development and use of programs to assure the continued airworthiness of older airplanes not covered under AC 91-56, Supplemental Structural Inspection Program for Large Transport Category Airplanes. 2 l BACKGROUND l Airplanes