COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY SCHEDULE OF AIRWORTHINESS DIRECTIVES Boeing 747 Series Aeroplanes AD/B747/59 Fuselage Upper Body Tear Strap Disbonding 11/87 Applicability: All models listed in the Requirement Document. Requirement: Action in accordance with Boeing SB 747-53A2279 R1. Note: FAA AD 87-16-13 refers. Compliance: Inspect in accordance with the Requirement Document until terminating action carried out. Background: Disbonding of the upper body hot bonded skin tear straps has been reported.