24 THE HONG KONG GOVERNMENT GAZETTE, JANUARY, 15, 1932.
14. A certificate of airworthiness will normally only be validated, issued or renewed, provided the aircraft, its instruments, equipment and installations, substantially conform to the conditions specified on the original certificate of airworthiness.
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TYPE AIRCRAFT.
15. No original certificate of airworthiness will be issued in this Colony for type aircraft. Type Aircraft" is defined as the first aircraft constructed in accordance with a type design, in respect of which an application is made, under the Air Navigation Act, 1920, and any Directions issued thereunder, for a certificate of air-worthiness.
SUBSEQUENT AIRCRAFT.
16. Original certificates may be issued by the Director of Air Services in respect of subsequent aircraft; "Subsequent aircraft is defined as an aircraft which, in the opinion of the Director of Air Services, conforms in all essential respects affecting the safety of the aircraft with a type aircraft in respect of which a certificate of airworthiness has been issued by the Secretary of State for Air.
17.-(1) Subject to (6) of this paragraph inspection of subsequent aircraft, includ- ing all such inspection as was carried out in the cases of the type aircraft by the Secre- tary of State, will be carried out by an adequate inspecting staff provided by the con- structor for the purpose.
(2) The constructor shall fulfil the following conditions :-
(a) All materials used in the construction of the aircraft shall be in accordance with the specifications approved for the type design and every batch of such material shall be proved to comply with such specification by suitable examination, sampling and testing by approved methods.
(b) The constructor's inspecting staff referred to in (1) of this paragraph shall stamp, or otherwise provide means for the identification of, each detail and part approved by them for incorporation in the aircraft, in such a way that the individual responsible for such approval can subsequently be identified. (c) Only details and parts which have been approved in accordance with (b) of this paragraph may be issued by the constructor to the shops for assembly into components.
(d) The constructor shall maintain an efficient process inspection during the work of assembly, and record the progress of such inspection for each com- ponent. Every component shall be finally inspected and approved by a qualified member of his inspection staff who shall stamp the component in such a way that he may afterwards be identified as the person responsible, and shall also sign the inspection record.
(e) Operations such as heat treatment of steels, seasoning and conversion of timber, glueing of important parts, doping, etc., must be carried out by approved methods.
(f) The constructor shall ensure that all components and parts obtained from sub-contractors have been inspected and approved in accordance with these conditions.
(g) The constructor (of the aircraft or engine, as may be arranged) shall ensure that all engines have been inspected and approved in accordance with these conditions and have undergone, to the satisfaction of the Director of Air Services, such tests as may be required by him. The constructor shall provide adequate facilities for these tests.
(h) The constructor shall satisfy the Director of Air Services that the specified instruments and equipment have been manufactured, and any repairs thereto executed, under approved conditions, and that such instruments comply with current specifications approved by him.
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