COMMONWEALTH OF AUSTRALIA (Civil Aviation Regulations 1998), PART 39 - 105 CIVIL AVIATION SAFETY AUTHORITY SCHEDULE OF AIRWORTHINESS DIRECTIVES BAe (BAC 167) Strikemaster Series Aeroplanes AD/STRIKEMASTER/3 Flight Limitations 12/96 DM Applicability: BAe BAC 167 Strikemaster up to Mk90 which have exceeded 70 Fatigue Index (F.I.) Requirement: 1. Maximum positive 'g' as detailed in Pilot's Notes Part 2 Chapter 1 paragraph 5, and in the BAC Release Document, Section 6 (Manoeuvre Limitations) is restricted to 4.0g. 2. Applicable aircraft may only fly for an additional 2 F.I. after the effective date of this Directive. The limitations of this Directive may be lifted after compliance with inspections and/or modifications approved by British Aerospace. Note: UK CAA MPD 1995-101 refers. Compliance: Prior to further flight after 02 October 1996. Background: British Aerospace have issued CFSI/Stikemaster/19 which advises operators of cases of cracks emanating from the bolt holes located in the inboard area of the port and starboard mainplane lower spar boom. This Directive applies limitations until appropriate approved action is taken to rectify, or control the problem.