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- 275 m where the code number is I or 2;
to enable exit speedr under wet conditions o j
- 93 km/h where the code number is 3 or 4; and
3.10 Taxiway shoulders
Note.- Guidance on characteristics of taxiway shoulders
and on shoulder treatment is given in the Aerodrome Design
Manual, Part 2.
3.10.1 Recommendation.- Stmight portions of a
taxiway where the code letter is C, D, E or F should be
provided with shoulders which extend symmetrically on each
side of the taxiway so that the overall width of the taxiway and
its shoulders on straight portions is not less than:
- 65 km/h where the code number is I or 2. - 60 m where the code letter i.i F;
Note.- The locations of rapid exit taxiways along a - 44 m where the code letter is E;
runway are based on several criteria described in the
Aerodrome Design Manual, Part 2, in addition to dlrerent - 38 m where the code letter is D; and
speed criteria. - 25 m where the code letter is C.
3.9.17 Recommendation.- .The radius of the fillet on
the inside of the curve at a rapid exitla xiway should be On taxiway curves and On junctions or i~terseCtiotI.9w here
sufficient to provide a taxiway throat in order to increasedpavement ir provided, the shoulder width should be
facilitate early recognition of the entmnce and turn-of onto not less than that on the adjacent straight portions of the
the taxiway. taxiway.
3.10.2 Recommendation.- When a taxiway is intended
3-9.18 Recommendation*- A Wid exit taxiway to be used by turbine-engined aeroplanes, the surfoce of the
include a straight distance nfter the tum-ofl curve suficimt t d a y shoulder should be so as to r d t erosion
for an exiting aimmft '0 Come '0 a fill 'top clear of any and the ingarion ofthe surface by engines.
intersecting taxiway.
3.9.19 Recommendation.- The intersection angle of a
rapid exit taxiway with the runway should not be greater than 3.11 Taxiway strips
45" nor less than 25" and preferably should be 30'.
Note.-- Guidance on characteristics of taxiway strips ir
given in the Aerodrome Design Manual, Part 2.
T11\:hys on bridges General
3.9.20 The width of that portion of a taxiway bridge 3.1 1.1 A taxiway, other than an aircraft stand taxilane,
capable of supporting aeroplanes, as measured perpendicularly shall be included in a strip.
to the taxiway centre line, shall not be less than the width of
the graded area of the strip provided for that taxiway, unless a
proven method of lateral restraint is provided which shall not
be hazardous for aeroplanes for which the taxiway is intended. Wrdrh of taxiway strips
3.1 1.2 Recommendation.- A taxiway ship should
3-9-21 Recommendation-- Access be provided extend symmetrically on each side of the centre line of the
to allow mcue andfire fighting vetticles to intervene in both taxiway throughout the length of the taxiway to at least the
directions within the specifed response time to the largest distancefrom the cent,.e line in Table 3-1, 11.
aeroplane for which the taxiway bridge is intended.
Note.- Zfaemplane engines overhang the bridge structure, Objects on rariwrry
protection of adjacent areas below the bridge jom engine
blast may be required. Note.- See 9.9 for information regarding siting of
equipment and installations on taxiway strips.
3.9.22 Recommendation.- A bridge should be constructed
on a straight section of the taxiway with a straight 3.11.3 Recommendation.- The taxiway strip should
section on both en& of the bridge to facilitate the alignment provide an area clear of objects which may endanger taxiing
of aeroplanes approaching the bridge. aeroplanes.
Annex I4 - Aerodromes Volume I
Note.- consideration will have to be given to the location a) on the taxiway, at the intersection of a taxiway and a
and design of drains on a taxiway strip to prevent damage to runway; and
an aeroplane accidentally running 08 a taxiway. Suitably
designed drain covers may be required. b) at an intersection of a runway with another runway
when the former runway is part of a standard taxi-route.
Grading of tariway strips 3.12.3 A runway-holding position shall be established on
a taxiway if the location or alignment of the taxiway is such
3.1 1.4 Recommendation.- me centre portion of a that a taxiing aircraft or vehicle can infiinge an obstacle
taxiway strip shouldprovide a graded area to a distancefim limitation surface or interfere with the omtion of radio
the centre line of the taxiway of at least: navigation aids.
- I1 m where the code letter b A;
- 12.5 m where the code letter is B or C;
- 19 m where the code Ietter b D;
- 22 m where the code letter is E; and
- 30 m where the code letter is E
Slopes on tariway strips
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