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

continued standard of NDT work carried out in that organisation.2 Oversight of Technical Supervision2.1 Where an organisation uses its internal expertise and resources to operate andmaintain an EN4179-based scheme, then this remains acceptable under theAirworthiness Notice.2.2 Where an organisation decides to employ an external agency to provideEN4179 support, then that Agency must be subject to audit under thecontracting organisation's documented quality system to ensure thatcompliance with the requirements of Airworthiness Notice No. 94 aredemonstrated. Where an external agency is approved under the BInstNDTOutside Agency Scheme, then the contracting organisation may take dueregard of this when planning audit activity.2.3 Where an organisation does not possess the internal resource or technicalcompetence to carry out such an audit, then personnel training andexaminations will need to be carried out by a BInstNDT approved OutsideAgency.NOTES:(1) The above is only required for training and qualification examinations, notfor continuation/awareness and development training.(2) NDT Personnel Certification does not relieve an organisation of itsresponsibility to authorise staff to carry out work. Such Authorisations areto be given by approved personnel within an organisation in accordancewith the organisation's quality procedures and be subject to audit.(3) In all cases the organisation's procedures for the training, examination andcertification of NDT personnel should be subject to independent QA auditas required by HKAR-145.3 Meaning of "Suitably Experienced" in AerospaceThe purpose of provision of the DCA 61A or CAD Form Four is to allow theDirector-General to make an individual assessment of the suitability of the NominatedLevel 3 to provide technical supervision to the particular organisation. This willcontinue to be the case, however, the following general guidance is provided:(a)For those organisations involved in the provision of products such as rawmaterial, basic castings, forgings, extrusions, machined components etc.,specific aerospace experience and sector scheme qualification is not generallynecessary where the technology is not specific to aerospace.NOTE: In the case of products intended for critical applications (such as high energy rotatingcomponents), the responsible Type Design organisation may require aerospaceexperience and sector scheme qualification.30 May 2006 AN-94 A1 P.2