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时间:2010-07-17 02:28来源:蓝天飞行翻译 作者:admin
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b) emergency exits; available current weather reports and forecasts; and 2) the
planning of an alternative course of action to provide for the
c) life jackets; eventuality that the flight cannot be completed as planned,
because of weather conditions.
d) oxygen dispensing equipment; and Nore.- The requirements for flight plans are contained in
Annex 2 - Rules of the Air; and Procedures for Air
e) other emergency equipment provided for individual use, Navigation Services - Air Traffic Management (PANS-ATM)
including passenger emergency briefing cards. (Doc 4444).
ANNEX 6 - PART I11 111-2-1 1/11/01
Annex 6 - Operation of Aircraft Part ZZI
2.6 Limitations imposed by weather conditions heliport, or at least one alternate heliport, will, at the estimated
time of arrival, be at or above the specified heliport operating
minima.
2.6.1 Flight in accordance with
the visual flight rules 2.6.1.2 An instrument approach shall not be continued
beyond the outer marker fix in case of precision approach, or
A flight, except one of purely local character in visual below 300 (1 000 fl) above the heliport in case of nonmeteorological
conditions, to be conducted in accordance with precision approach, unless the visibility or controlling
the visual flight rules shall not be commenced unless available RVR is above the specified
current meteorological reports, or a combjnation of current
reports and forecasts, indicate that the meteorological
2.6.3.3 If, after passing the outer marker fix in case of
conditions along the route, or that part of the route to be flown
precision approach. or after descending below 300 rn (1 000 ft)
under the visual flight rules, will, at the appropriate time, be
above the heliport in case of non-precision approach, the
such as to render compliance with these rules possihle.
reported visibility or controlling RVR falls below the specified
minimum, the approach may be continued to ~h or
2.6.2 Highr in accordance with
the instrument flight rules
2.6.2.1 Wherz an ulternate is required. A flight to be
conducted in accordance with the instrument flight rules shall
not be commenced unless the available information indicates
MDAIH. In any- case, a helicopter shall not continue its
approach-to-land beyond a point at which the limits of the
heliport operating minima would be infringed.
2.6.4 Flight in icing conditions
that conditions, at the heliport of intended landing and at least A flight to be operated in known or expected icing conditions
one alternate heliport will, at the estimated time of amval, be
shall not be commenced unless the helicopter is certificated
at or above the helipor1 operating minima. and equipped to cope with such condi~ions.
Note.- It is the pructice in some States to declure, for
flight planning pilrposes, higher minima for a heliport when
nominated as an alternate than for the same heliport when
planned as that of intended landing. 2.7 Alternate heliports
2.6.2.2 When no alternate is required. A flight to be 2.7.1 For a flight to be conducted in accordance with the
conducted in accordance with instrument flight rules to a instrument flight rules, at least one suitable alternate shall be
heliport when no heliport is required shall not be specified in the operational flight plan and the flight plan,
commenced unless available currenr meteorological infor- '"less:
rnation indicates that the following meteorological conditions
will exist from two hours before to two hours after the a) the weather conditions in 2.6.2.2 prevail, or
estimated time of arrival: or from the actual time of departure
to two hours after the estimated time of arrival, whichever is b) 1) the heliport of intended landing is isolated and no
the shorter period: suitable alternate is available; and
a) a cloud base of at least 120 rn (400 ft) above the 2) an instrument approach procedure js prescribed for the
minimum associated with the instrument approach isolated heliport of intended landing; and
procedure; and
b) visibility of at least 1.5 km more than the minimum
associated with the procedurc.
3) a point of no return (PNR) is determined in casc of an
off-shore destination.
Note.- These should be considered as minimum values 2.7.2 Suitable OH-shore alternates may be specjfied
where a reliable and continzious meteorological watch is subject to the following:
maintained. When only an "area" type forecast is avuilable
these values should he increused accordingly. - the off-shore alternates shall be used only after passing
a point of no return (PNR). Prior to PNR on-shore
alternates shall be used;
2.6.3 Heliport operating minima
-mechanical reliability of critical control systems and
 
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