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each wing bar in the line of the runway edge lights. Characteristics
5.3.1 1.4 Runway end lights shall be fixed unidirectional
Characteristics of runway threshold lights showing red in the direction of the runway. The intensity
and wing bar lights and beam spread of the lights shall be adequate for the
conditions of visibility and ambient light in which use of the
5.3.10.9 Runway threshold and wing bar lights shall be is intendedfixed
unidirectional lights showing green in the direction of
approach to the runway. The intensity and beam spread of the 5.3.1 1.5 Runway end lights on a precision approach runlights
shall be adequate for the of visibility and way shall be in accordance with the specifications of Appenambient
light in which use of the runway is intended. dix 2, Figure A2-8.
5.3.10.10 Runway threshold lights on a precision ap- 5.3.12 Runway centre line lights
proach runway shall be in accordance with the specifications
of Appendix 2, Figure A2-3.
Application
5.3.10.1 1 Threshold wing bar lights on a precision approach
runway shall be in accordance with the specifications 5.3.12.1 Runway centre line lights shall be provided on a
of Appendix 2, Figure A2-4. precision approach runway category I1 or 111.

LEFT RIGHT
DISPLACED
ALTERNATE RED AND
DISPLACED
THRESHOLD WHITE RUNWAY CENTRE THRESHOLD
LlNE LIGHTS 0
0
OF APPROACH LIGHTING SYSTEW
WHITE RUNWAY CENTRE
LINE LIGHTS al LIGHTS VISIBLE TO AN AEROPLANE MDVING FROM LEFT TO RIGHT
k - L - - C *
LEFT RIGHT
DISPLACED DISPLACED
THRESHOLD WHITE RUNWAY CENTRE THRESHOLD
LlNE LIGHTS f
REEN0D R LUIGNHWTASY
RED LRIUNNEW LAIGYH CTESN TRE WHITE a+w ALTELRRINUAEN TWLEIAG RYHE TCDSE ANNTDR E GREEN THRESHfOL D LIGHTSRw UNW/LlNE bl LIGHTS VlStBLE TD AN AEROPLANE MOVING FROM RIGHT TO LEFT
4 - A - A -
EXAMPLE SHOWS LIGHTING ON A RUNWAY HAVING DISPLACED THRESHOLDS AT EACH END AND A
PAEClSlON APPROACH CATEGORY 1 LIGHTING SYSTEM SERVING THE LEFT DISPLACED THRESHOLD
Chapter 5
5.3.12.2 Recommendation.- Runway centw line lights
should be provided on a precision upprouch runway cntegnv
I. pi~rticulorly wllten the runrray is used by aircmji with high
Ianditig speeds or nlhem the tvidrlt hcn,peen the rurrniny edge
lights is gmuter tlturr 50 m.
5.3.12.3 Runway centre line lights shall be provided on a
runway intended to be used for take-off with an operating
minimum below an RVR of the order of m) m.
5.3.12.4 Recommendation.- Ric~iway centrp liriv lights
slio~cld be pmvitled on a runway ititettded to be irsc~cl .for
take-off' with on operating minimicm of air RVR oj'the order rg
400 m or higher when used by aen)plaries with a very high
take-off speed, prticularIv where the width benwerl tire
riclrway edge lights is greater than 50 In.
Location
5.3.12.5 Runway centre line lights shall be tocated along
the centre line of the runway, except that the lighu may be
uniformIy offset to the same side of the runway centre line by
not more than 60 cm where it is not practicable to locate them
along the centre line. The tights shall be located from the
threshold to the end at longitudinal spacing of approximately
15 m. Where the serviceability level of the runway centre line
lights specified as maintenance objectives in 10.4.7 or 10.4.11.
as appropriate. can be demonstrated and the runway is
intended for tLse in runway visual range conditions or 350 In
or greater, the longitudinal spacing may be approximately
30 m.
Note.- Existing ceritre line lighting w1tet-e lights arc spaced
at 7.5 m need not be uPplaced.
5.3.12.6 Recommendation.- Cetitre line g~ti<lonic.rf or
take-off .from the beginning of rr runwy tn a di.~pl~rcerl
threshold should be provided hv:
a) an approach lig/itDrg system if its cl~aracteristics nttd
inte~rsir?s.e ttings aflord the gicidance reqicired during
trrke-ofl' cind it does nor dazzle he pilot of an nircmft
taki~rgo no r
b) runway centre lirie ligl~tso: r
c) barrettes of at least 3 m lertgrh a~tds poccd crt rtniforni
inten)als of 30 tn. as .rhou*n in Figure 5-22. designed so
that tlicir phorot~etric. e~liuracreristics and intensity
setting oflord the grridance required during take-off
a.itlinirr clc1::li1rg the pilot of an aircraft taking 08
Where neressnty provisiori shotcld be made to e.~ringrrislr
those cetitre line lights specrjied itt b)o r reset the i~tte~isoiuf
tile approach lighting syslenl or barrettes whett the runwwy is
being used filr landi~rg. In no case should only the single
sotrrce rru?w.c?l. cetrtre lir~r lights shosl frmn tlir be~irrrring of
the rus~cw? to a disp1ac;pd threshold w/tett the nctiwuy is being
　
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