COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY SCHEDULE OF AIRWORTHINESS DIRECTIVES Boeing 747 Series Aeroplanes AD/B747/204 Number 1 Main Entry Door Cutout 7/99 Applicability: Model 747 series aircraft, line numbers 1 through 685. Requirement: Perform eddy current inspection in accordance with the technical requirements of FAA AD 99-07-03 Amdt 39-11085. Note: Accomplishment of the repair or preventative modifications specified in ASB 747-53A2414, constitutes terminating action for the repetitive inspection requirements of this Directive for that repaired/modified edge frame web and doubler. Compliance: Initial and repetitive inspection as specified in the Requirement Document with a revised effective date of 15 July 1999. This Airworthiness Directive becomes effective on 15 July 1999. Background: The FAA received reports of fatigue cracks found in the edge frame web and doubler at the door stop number 1 of the number 1 main entry door cutout.