Airworthiness Directives Pursuant to section 72i (3) (a) of the Civil Aviation Act 1990, and to a delegation from the Director of Civil Aviation, I, Geoffrey Neil Connor, Safety Analyst Continuing Airworthiness, hereby issue the following airworthiness directives in respect of aircraft or aeronautical products: DCA/AS350/52 DCA/AS355/30 DCA/AS355/31 DCA/AS355/32 DCA/ASP-315/32 DCA/B17/1 DCA/B17/2 DCA/B18/1 DCA/B18/2 DCA/B23.B24/20 DCA/B35/24 DCA/B55/33 DCA/B76/11 DCA/B77/6 DCA/B90/14 DCA/BELL407/12E DCA/BELL407/16 DCA/BN2/40B DCA/CT4/6 DCA/HU369/72A DCA/MICRO/2 DCA/TB9/31B DCA/TB9/33 These airworthiness directives shall come into force on 7 May 1999. These airworthiness directives may be viewed on the CAA web site (www.caa.govt.nz) or at Aviation House, 1 Market Grove, Lower Hutt. Dated this 3rd day of May 1999. GEOFFREY N. CONNOR, Safety AnalystContinuing Airworthiness.