31 July 2011 C1 CIVIL AVIATION DEPARTMENT HONG KONG ...

CIVIL AVIATION DEPARTMENTHONG KONG, CHINAAirworthiness Notice1 ApplicabilityTHIS NOTICE GIVES DETAILS OF A MANDATORY ACTIONGROUND PROXIMITY WARNING SYSTEMNo. 26Issue 230 September 2002This Airworthiness Notice is applicable to Hong Kong registered aeroplanes issuedwith a Certificate of Airworthiness.2 Introduction2.1 The introduction of ground proximity warning system (GPWS) equipmentresulted in a significant reduction in controlled flight into terrain (CFIT)accidents.2.2 International Civil Aviation Organization (ICAO) has published Standards inPart I and II of Annex 6 that require GPWS to be installed in certain aeroplanesas defined in the Standards.2.3 The Chief Executive of Hong Kong Special Administrative Region, in exerciseof the powers conferred on him by Section 2A of the Civil Aviation Ordinance,as amended which gives effect to Chicago Convention, adopts the Standards inaccordance with the Convention.3 Compliance3.1 Compliance requirements for aeroplanes certificated in the TransportCategory3.1.1 From 1 July 2001, all turbine-engined aeroplanes of a maximum totalweight authorized in excess of 5,700 kg or authorized to carry more thannine passengers shall be equipped with a ground proximity warningsystem.3.1.2 All turbine-engined aeroplanes of a maximum total weight authorized inexcess of 15,000 kg or authorized to carry more than 30 passengers, forwhich the individual Certificate of Airworthiness is first issued(whether in Hong Kong or elsewhere) on or after 1 January 2001, shallAN-26 P.130 September 2002