5
Amendment of
First Schedule,
4. The First Schedule to the principal regulations is amended-
(a) by deleting "Conditions 3 to 9" and substituting therefor
the following-
"Conditions 3 to 9A
(b) in condition 5 by-
(i) renumbering the condition as paragraph (1) thereof; (ii) deleting “I in 200" and substituting therefor the following--
"zero"; and
(ii) inserting the following new paragraph-
"(2) For the purposes of paragraph (1) the gradient
of climb of the aeroplane shall be taken to be one per cent less than that specified."; and
(c) by deleting condition 9 and substituting therefor the
following-
9. (1) The distance required by the aeroplane to land from a height of 50 feet does not, at the aerodrome at which it is intended to land, exceed 60 per cent of the landing distance available on-
(a) the most suitable runway for a landing in still
air conditions; and
(b) the runway that may be required for landing
because of the forecast wind conditions: Provided that if an alternate aerodrome is designated in the flight plan the landing distance required at the aerodrome at which it is intended to land shall not exceed 70 per cent of that available on the runway that may be required for landing because of the forecast wind con- ditions.
(2) The distance required to land from a beight of 50 feet shall be taken to be that appropriate to-
(a) the landing weight;
(b) the altitude at the acrodrame,
(c) the temperature in the specified international standard atmosphere appropriate to the altitude at the aerodrome;
(d)
(i) a level surface in the case of runways usable in both directions:
(ii) the average slope of the runway in the case of runways usable in only one direction; and
(e)
(i) süll air conditions in the case of the most suitable runway for a landing in still air con- ditions; and
(ii) not more than 50 per cent of the forecast wind component opposite to the direction of landing or not less than 150 per cent of the forecast wind component in the direction of landing in the case of the runway that may be required for landing because of the forecast wind conditions.
9A. (1) The distance required by the aeroplane to land from a height of 50 feet does not, at any alternate aerodrome, exceed 70 per cent of the landing distance available on-
(a) the most suitable runway for a landing in still
air conditions; and
(b) the runway that may be required for landing
because of the forecast wind conditions.
(2) For the purpose of this condition the distance required to land from a height of 50 feet shall be deter- mined in the manner provided in condition 9.".
20th January 1969.
By Command,
ML D. IRVING CASS
Colonial Secretary.
Explanatory Nore.
(This Note is not part of the regulations, but is intended to indicate their general purportk
These regulations amend the principal regulations in order to bring them into line with the relevant corresponding regulations of the United Kingdom.
Regulation 2 amends the principal regulations with regard to minimum weather conditions for take-off, approach to landing and landing by public transport aircraft registered in Hong Kong.
Regulation 3 adds a new regulation to the principal regulations re- garding technical facilities at aerodromes and regulation 4 amends the First Schedule which specifics conditions as to the weight and performance of certain public transport seroplanes.
(Secretarial GR 16/951/50)