Document ID: chunk:federal_register_of_legislation:F2006B04246:body:0
Version: federal_register_of_legislation:F2006B04246
Segment Type: other
Provision Reference: 
Character Range: 0–935

COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY
 SCHEDULE OF AIRWORTHINESS DIRECTIVES

 Beechcraft 90 and 65-90 (King Air) Series Aeroplanes

AD/BEECH 90/58 Wing Fatigue Life Limitation 3/81

 Applicability: All model F90 Series.

 Requirement:  Retire the wing main spar and wing centre section carry-thru spar lower cap. Compliance:              Before exceeding 10,300 hours in service.
            Note 1: This life may be revised following the completion of further tests and analysis currently being carried out by the manufacturer.

            Note 2: On the basis of currently available fatigue substantiating data only one spar replacement is permitted. This will allow a single lifetime extension from spar cap replacement.

            Background: Analysis and test data supplied by the manufacturer has established the above retirement life for the wing spar.