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Taxilane centreline to object
separation = 50.5m.
Possibility to operate with
lower separation distances
based on an aeronautical
study.
[RP] A14 P3.8.7 + table 3-1
column 12
The distance shown (above)
may need to be increased if
jet exhaust likely to be
hazardous.
[RP] A14 P 3.8.7 note 4
ICAO
Justification
Materials
- Separation = wing span + max
lateral deviation + increment
Code E:
80m = 65m+4.5m+10.5m
ADM Pt2 p1.2.13 + p.1.2.15 +
tables 1-1 and 1-4 + Figure 1-4
Code F calculation:
97.5m = 80m+4.5m+13m
- Origin of the buffer increase
from Code E (15m) to Code F
(17.5m) unknown to AACG
- Separation twy to object =
½wing span + max lateral deviation
+ increment
Code E:
47.5m = ½x65m+4.5m+10.5m
ADM Pt2 p1.2.13 to p1.2.18 + tables
1-1 and 1-4 + Figure 1-4
Code F calculation:
57.5m = ½x80m+4.5m+13m
- Origin of the buffer increase from Code
E (15m) to Code F (17.5m) unknown
to AACG
- Separation = ½ wingspan +
max. dev. + increment
Code E : 42.5m
= ½ x 65 m + 2.5m + 7.5m
ADM Pt2 p1.2.13 to p1.2.17
+
table 1-1 and 1-4 + Figure 1-
4
Code F : 50.5m
= ½ x 80m + 2.5m + 8m
- Origin of the buffer increase
from Code E (10m) to Code
F (10.5m) unknown to
AACG
AACG
Agreement
- Minimum of 91m on straight
twy and the same tip-tip
margin (11m) for curved section
*
- Minimum of 49m on straight twy and
the same tip-tip margin (9m) for
curved section *
- Minimum of 47,5m on
straight taxilane and the
same tip-tip margin (7.5m)
for curved section *
- Depending on local
conditions, decision on
reduced margins for height
limited objects by each
authority and/or airport
operator.
AACG
Justification
Materials
- Air Navigation Plan – ICAO
European Region – Reduced
Separation Distances for NLA
operations (the same 11m
buffer as 747-400).
- Taxiway deviation statistics
analysis (existing and on going
analyses)
- A380 Cockpit visibility
- Air Navigation Plan – ICAO European
Region – Reduced Separation
Distances for NLA operations (the
same 9m buffer as 747-400).
- Taxiway deviation statistics analysis
(existing and on going analyses)
- A380 Cockpit visibility
- Air Navigation Plan – ICAO
European Region –
Reduced Separation
Distances for NLA
operations (the same 7.5m
buffer as 747-400).
- Taxiway deviation statistics
analysis (existing and on
going analyses)
- A380 Cockpit visibility
* See I.3.b)
12
III.6. Other items
Item
Clearance at the
gate
Visual aid implications
Taxiway on bridges
ICAO
SARPS and
ADM
Minimum distance
between a/c and
obstacle = 7.5m
but special
circumstances on
nose-in stands may
permit reduction
a) between terminal
(including fixed pax
bridge) and a/c nose
and
b) over any portion of
stand provided with
azimuth guidance by
a visual docking
guidance system.
[RP] A14 P3.12.6
Elevated rwy lights shall be frangible + clear of
propellers & engine pods.
[Std] A14 P5.3.1.6
Surface (inset) lights shall withstand being run
over by aircraft.
[Std] A14 P5.3.1.7
Rwy edge lights shall be placed along the
edge of the area declared for the use as rwy or
outside by less than 3m.
[Std] A14 P5.3.9.4
Signals shall be frangible + clear of propellers
& engine pods.
[Std] A14 P.5.4.1.3
Where a PAPI or APAPI is installed on rwy
without ILS or MLS they shall be sited to
ensure guidance for the most demanding
aircraft regularly using the rwy.
Where a PAPI or APAPI is installed on rwy
with ILS or MLS they should be sited to
provide guidance for those aircraft regularly
using the rwy.
A14 Chap 5 Figure 5-15 P a) & b), & A14
Chap 5 Table 5-2 footnote a.
The location of PAPI units depends on eye-towheel
height of the group of aircraft that use
the system regularly & by using the most
demanding aircraft of the group.
A14 Chap 5 Table 5-2 note a.
Wheel clearances may be reduced subject to
aeronautical study but not less than values
indicated in Table 5-2 column 3.
A14 Chap 5 Table 5-2 note c
The width of the portion of a
taxiway bridge capable of
supporting aeroplanes, as measure
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