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时间:2010-07-30 13:54来源:蓝天飞行翻译 作者:admin
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(5) If there is an engine nacelle or similar fixed obstruction on the part of
the fuselage mentioned in paragraph (3) (a) or (b), there may be a set
of markings on each nacelle or obstruction.
(6) If the markings are on the aircraft’s vertical tail, there must be :
(a) if the aircraft has a single vertical tail — 1 set on each side of the
tail; or
(b) if the aircraft has a multi-vertical tail — 1 set on the outer side of
each of its outermost surfaces.
45.050 Number and location of sets of markings — rotorcraft
On a rotorcraft, there must be 1 set of its markings on each side of its
cabin, fuselage, boom or tail.
45.055 Number and location of sets of markings — airships
(1) An airship’s markings must be on either its hull or its stabilisers.
(2) If its markings are on its hull, there must be:
(a) 1 set on the line of symmetry of its upper surface; and
(b) 1 set on each side of its hull.
(3) If its markings are on its stabilisers:
(a) there must be 1 set on each of:
(i) the upper surface of the right horizontal stabiliser; and
(ii) the lower surface of the left horizontal stabiliser; and
(b) each of those sets must be as nearly as possible half-way between
the leading and the trailing edge of the stabiliser; and
(c) the tops of the letters in each of those sets must be towards the
leading edge of the stabiliser; and
(d) there must be 1 set on each side of the lower vertical stabiliser.
Civil Aviation Safety Regulations 1998 (CASR)
Office of Legal Counsel CASR
Civil Aviation Safety Authority 1st Edition – January 2003
Part 45 — 6
45.060 Number and location of sets of markings — manned free
balloons
(1) A manned free balloon must bear 2 sets of its markings.
(2) On a spherical balloon, the 2 sets must be in diametrically opposite
places near the maximum horizontal circumference of its envelope.
(3) On a non-spherical balloon, the 2 sets must be on opposite sides of its
envelope as near as possible to its maximum cross-section, but no
lower than the higher of:
(a) the rigging band; or
(b) the points of attachment of the basket or the basket suspension
cables.
45.065 Minimum height of characters
(1) This regulation sets out the minimum height of the characters in a set
of markings.
(2) All the characters in a set of markings must be of the same height.
(3) Subject to subregulation (5), the minimum height of the characters in
a set of markings is:
(a) in the case of markings on an aircraft (other than a glider) for
which there is in force an experimental certificate issued for the
purpose referred to in paragraph 21.191 (d) or (g), and whose
maximum cruising speed is not greater than 180 knots CAS —
75 millimetres (for all markings); or
(b) in the case of markings on any other fixed-wing aircraft (except a
glider):
(i) for markings on the aircraft’s wings — 500 millimetres;
and
(ii) for markings on other parts of the aircraft — 300
millimetres; or
Civil Aviation Safety Regulations 1998 (CASR)
CASR Office of Legal Counsel
1st Edition – January 2003 Civil Aviation Safety Authority
Part 45 — 7
(c) in any other case — as given in the following table.
Minimum heights of characters in markings on certain
kinds of aircraft
Column 1
Item
Column 2
Kind of aircraft
Column 3
Minimum
height (mm)
1 Rotorcraft 300
2 Glider 75
3 Airship 500
4 Manned free balloon 500
(4) If a surface of the aircraft on which there must be a set of the
aircraft’s markings is not large enough to allow the characters to be as
high as required by subregulation (3), then:
(a) that subregulation is to be disregarded; and
(b) the characters must be as high as possible while keeping their
proportions the same.
(5) If a set of markings is required to be on each of 2 symmetrical parts of
the aircraft (for example, on each side of the fuselage or tail), the
height of the characters in both sets must be the same.
45.070 Minimum width of characters
(1) The width of a character must be equal to 2/3 of its height, with the
following exceptions:
(a) the letter ‘I’ and the digit ‘1’, whose width must be equal to 1/6-th
of their height;
(b) the letters ‘M’ and ‘W’, whose width may be equal to their
height.
(2) A character must be made up of solid lines that are 1/6-th as thick as
the character is high.
45.075 Size of hyphens
(1) A hyphen in a set of markings must be 1/6-th of the height of the
 
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