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Doc 840015 Amendment No. 24

2/11/00

AMENDMENT No. 24

TO THE

PROCEDURES

FOR

AIR NAVIGATION SERVICES

ICAO ABBREVIATIONS AND CODES

FIFTH EDITION - 1999

INTERNATIONAL CIVIL AVIATION ORGANIZATION

Checklist of Amendments to the PANS-ABC, (Doc 8400), Fifth Edition

- -- -- - - --

Date of applicability

Fifth Edition (incorporates Amendments 1-23)

Amendment No. 24 (approved by the President of the Council of ICAO on behalf of the Council on 9 June 2000) Replacement pages (ix), 1-2, 1-9, 1-1 1 to 1-13, 1-16, 1-20, 1-23, and 1-25 to 1-28

4 November 1999

2 November 2000

Transmittal note

Amendment No. 24

to the

Procedures for Air Navigation Services

ICAO ABBREVIATIONS AND CODES (Doc 8400)

To incorporate Amendment No. 24, which becomes applicable on 2 November 2000:

1. Insert the following replacement pages dated 2 November 2000:

a) Page (ix) - Foreword

b) Pages 1-2, 1-9, and 1-1 1 to 1-13 - Abbreviations - Decode

c) Pages 1-16, 1-20, 1-23 and 1-25 to 1-28 - Abbreviations - Encode

2. Record the entry of this amendment on page (ii).

Foreword (ix)

Approved Amendment Source(s) Subject(s) Applicable

5th Edition AISMAP Divisional Extensive amendments emanating from the AISlMAP Divisional Meeting 26 February 1999 (1999) (includes Meeting (1998); (1998) and the Air Navigation Commission, including additions, changes 4 November 1999 Amendment 23) Air Navigation and deletions of abbreviations; addition and deletion of abbreviations and

Commission terms transmitted as spoken words; addition of abbreviations and terms transmitted using the individual letters in non-phonetic form; addition of a NOTAM Code for controller-pilot data link communications and automatic dependent surveillance; deletion of Procedure Signals for use in the International Aeronautical Telecommunication Service (Decode and Encode); deletion of the Q-Code (Preface, Decode and Encode).

Amendment 24 Air Navigation Consequential changes emanating from Amendment 71 to Annex 3 9 June 2000 Commission 2 November 2000

2 1 YO0 No. 24

ABBREVIATIONS

DECODE

A AAA

N A AAD AAL ABI ABM ABN ABT ABV AC ACARSt

ACASt ACCS ACCID ACFT ACK ACL ACN ACP ACPT ACT AD ADA ADC ADDN ADFS ' ADIZt

ADJ ADO ADR ADS

Amber (or AAB, AAC . . . etc., in sequence) Amended meteorological message (message

type designator) Air-to-air Assigned altitude deviation Above aerodrome level Advance boundary information Abeam Aerodrome beacon About Above Altocumulus (to be pronounced "AY-CARS") Aircraft

communication addressing and reporting system

Airborne collision avoidance system Area control centre or area control Notification of an aircraft accident Aircraft Acknowledge Altimeter check location Aircraft classification number Acceptance (message type designator) Accept or accepted Active or activated or activity Aerodrome Advisory area Aerodrome chart Addition or additional Automatic direction-finding equipment (to be pronounced "AY-DIZ") Air defence

identification zone Adjacent Aerodrome office (specify service) Advisory route Automatic dependent surveillance

ADS*

ADSU ADVS ADZ AES A m AFIS AFM AFS AFT AFTNS N G AGA AGL AGN AIC AIDC

AIS ALA ALERFAt ALR ALRS ALS ALT ALTN

ALTN AMA

The address (when this abbreviation is used to request a repetition, the question mark (IMI) precedes the abbreviation, e.g. IMI ADS) (to be used in AFS as a procedure signal)

Automatic dependent surveillance unit Advisory service Advise Aircraft earth station Flight plan filed in the air Aerodrome flight information service Yes or affirm or affirmative or that is correct Aeronautical fixed service After . . . (time or place) Aeronautical fixed telecommunication network Air-to-ground Aerodromes, air routes and ground aids Above ground level Again Aeronautical information circular Air traffic services inter-facility data

communication Aeronautical information publication Aeronautical information regulation and

control Air-report Information concerning en-route weather

phenomena which may affect the safety of low-level aircraft operations

Aeronautical information services Alighting area Alert phase Alerting (message type designator) Alerting service Approach lighting system Altitude Alternate or alternating (light alternates in

colour) Alternate (aerodrome) Area minimum altitude

t When radiotelephony is used, the abbreviations and terms are transmitted as spoken words. $ When radiotelephony is used, the abbreviations and terms are transmitted using the individual letters in non-phonetic form. * Signal is also available for use in communicating with stations of the maritime mobile service. # Signal for use in the teletypewriter service only.

1-2 ICAO Abbreviations and Codes (PANS-ABC)

AMD

AMDT AMS AMSL AMSS ANC

ANCS

ANS AOC

AP APAPIt

APCH APDC

APN APP

APR APRX APSG APV ARC ARNG ARO ARP ARP

ARQ ARR ARR ARS

ARST

AS ASC ASDA ASE ASPH AT . . .

ATA* ATC*

Amend or amended (used to indicate amended meteorological message; message type designator)

Amendment (AIP Amendment) Aeronautical mobile service Above mean sea level Aeronautical mobile satellite service Aeronautical chart - 1:500 000 (followed by

name/title) Aeronautical navigation chart - small scale

Vbllowed by name/title and scale) Answer Aerodrome obstacle chart (followed by type

and name/title) Airport (to be pronounced "AY- PA PI ") Abbreviated

precision approach path indicator Approach Aircraft parkingtdocking chart mllowed by

name/title) Apron Approach control ofice or approach control

or approach control service April Approximate or approximately After passing Approve or approved or approval Area chart Arrange- Air traffic services reporting office Aerodrome reference point Air-report (message type designator) Automatic error correction Anival (message type designator) Amve or amval Special air-report

(message type designator) Arresting (specify (part o n aircrafr arresting

equipment) Altostratus Ascend to or ascending to Accelerate-stop distance available Altimetry system error Asphalt At (followed by time at which weather

change is forecast to occur) Actual time of amval Air traffic control (in general)

ATDS A m AnSf ATM ATN ATP ATS A m AT-VASISt

A* AUG AUTH AUW AUX AVBL AVG AVGAS t AWTA AWY AZM

B B A B ASEt BCFG BCN BCST BDRY BECMG BFR BKN BL . . .

BLDG BLO BLW BOMB BR BRF

BRG BRKG

Actual time of departure Air traffic flow management Automatic terminal information service Air traffic management Aeronautical telecommunication network At . . . (time or place) Air traffic services Attention (to be pronounced "AY-TEE- VASIS ")

Abbreviated T visual approach slope indicator system

Aerodrome traffic zone August Authorized or authorization All up weight Auxiliary Available or availability Average Aviation gasoline Advise at what time able Airway Azimuth

Blue Braking action Cloud base Fog patches Beacon (aeronautical ground light) Broadcast Boundary Becoming Before Broken Blowing (followed by DU = dust, SA = sand.

or SN = snow) Building Below clouds Below . . . Bombing Mist Short (used to indicate the type of approach

desired or required) Bearing Braking


2;/11/00 No. 24

Abbreviations - Decode 1-9

OPA OPC OPMET? OPN OPR

o p s t OIR ORD OSV OTLK

OTP ms OUBD ovc

P . . . PALS

PANS PAPI? PARS PARL PATC

PAX PCD PCL PCN PDCS PDG PER PERM PIB PJE PL PL A PLN PLVL PN PNR PO POB POSS

Opaque, white type of ice formation Control indicated is operational control Operational meteorological (information) Open or opening or opened Operator or operate or operative or operating

or operational Operations On request Indication of an order Ocean station vessel Outlook (used in SIGMET messages for

volcanic ash and tropical cyclones) On top Organized track system Outbound Overcast

Prohibited area Cfollowed by identification) Precision approach lighting system (specify

category) Procedures for air navigation services Precision approach path indicator Precision approach radar Parallel Precision approach terrain chart (followed by

name/title) Passenger(s) Proceed or proceeding Pilot-controlled lighting Pavement classification number Pre-departure clearance Procedure design gradient Performance Permanent Pre-flight information bulletin Parachute jumping exercise Ice pellets Practice low approach Flight plan Present level Prior notice required Point of no return Dust/sand whirls (dust devils) Persons on board Possible

PPI PPR PPSN PRFG PRI PRKG PROBt PROC PROV PS PSG PSN PSP PSRS PSYS PTN PTS PWR

QTA

Plan position indicator Prior permission required Present position Aerodrome partially covered by fog Primary Parking Probability Procedure Provisional Plus Passing Position Pierced steel plank Primary surveillance radar Pressure system(s) Procedure turn Polar track structure Power

Do you intend to ask me for a series of bearings? or I intend to ask you for a series of bearings (to be used in radiotelegraphy as a Q Code)

Magnetic heading (zero wind) Magnetic bearing Atmospheric pressure at aerodrome elevation

(or at runway threshold) Magnetic orientation of runway What is my distance to your station? or Your

distance to my station is (distance figures and units) (to be used in radiotelegraphy as a Q Code)

Shall I run my test tapela test sentence? or Run your test tapela test sentence (to be used in AFS as a Q Code)

Altimeter sub-scale setting to obtain elevation when on the ground

W111 you relay to . . . free of charge? or I will relay to . . . free of charge (to be used in AFS as a Q Code)

Shall I cancel telegram number. . .? or Cancel telegram number. . . (to be used in AFS as a Q Code)

True bearing

t When radiotelephony is used, the abbreviations and terms are transmitted as spoken words. $ When radiotelephony is used, the abbreviations and terms are transmitted using the individual letters in nun-phonetic form. * Signal is also available for use in communicating with stations of the maritime mobile service. # Signal for use in the teletypewriter service only.

'm11/00 No. 24


QTF

QUAD QUJ

R R R*

R . . . RA RAC RAFC RAG RAG RAI RAIM t RASCt RB RCA RCC RCF

RCH RCL RCLL RCLR RDH RDL RDO RE . . .

REC REDL REF REG

W111 you give me the position of my station according to the bearings taken by the D/F stations which you control? or The position of your station according to the bearings taken by the D/F stations that I control was . . . latitude . . . longitude (or other indication of position), class. . . at. . . hours (to be used in radiotelegraphy as a Q Code)

Quadrant W111 you indicate the TRUE track to reach you?

or The TRUE track to reach me is . . . degrees at . . . hours (to be used in radiotelegraphy as a Q Code)

Red Right (runway identification) Received (acknowledgement of receipt) (to be

used in AFS as a procedure signal) Restricted area Cfollowed by identification) Rain Rules of the air and air traffic services Regional area forecast centre Ragged Runway arresting gear Runway alignment indicator Receiver autonomous integrity monitoring Regional AIS system centre Rescue boat Reach cruising altitude Rescue coordination centre Radiocommunication failure (message type

designator) Reach or reaching Runway centre line Runway centre line light(s) Recleared Reference datum height Cfor ILS) Radial Radio Recent (used to qualify weather phenomena,

e.g. RERA = recent rain) Receive or receiver Runway edge light(s) Reference to . . . or refer to . . . Registration

RENL REP REQ RERTE RESA RG RHC RIF RITE RL RLA RLCE RLLS RLNA RMK RNAVt RNG RNP ROBEXt ROC ROD ROFOR

RON RPIS RPL RPLC RPS RPT*

RQ*

RQMNTS RQP RQS

RR RRA

RSC RSCD RSP RSR RTD

RTE

Runway end light(s) Report or reporting or r+orting point Request or requested Re-route Runway end safety area Range (lights) Right-hand circuit Reclearance in flight Right (direction of turn) Report leaving Relay to Request level change en route Runway lead-in lighting system Request level not available Remark (to be pronounced "AR-NAV") Area navigation Radio range Required navigation performance Regional OPMET bulletin exchange (scheme) Rate of climb Rate of descent Route forecast (in aeronautical meteorological

code) Receiving only Radar position indicator Repetitive flight plan Replace or replaced Radar position symbol Repeat or I repeat (to be used in AFS as a

procedure signal) Indication of a request (to be used in AFS as a

procedure signal) Requirements Request flight plan (message type designator) Request supplementary flight plan (message

type designator) Report reaching (or RRB, RRC . . . etc., in sequence) Delayed

meteorological message (message type designator)

Rescue sub-centre Runway surface condition Responder beacon En-route surveillance radar Delayed (used to indicate delayed

meteorological message; message type designator)

Route

t When radiotelephony is used, the abbreviations and terms are transmitted as spoken words. $ When radiotelephony is used, the abbreviations and terms are trartsmitted using the individual letters in non-phonetic form. * Signal is also available for use in communicating with stations of the maritime mobile service. # Signal for use in the teletypewriter service only.


RTF RTG RTHL RTN RTODAH RTS R n RTZL RUT

RV RVRS RWY

S S A SALS SAN SAP SAR SARPS

SAT SATCOMt SB SC SCT SDBY SE SEA

SEB SEC SECN SECT SELCALt SEP SER SEV

SFC SG SGL

Radiotelephone Radiotelegraph Runway threshold light(s) Return or returned or returning Rejected take-off distance available, helicopter Return to service Radioteletypewriter Runway touchdown zone light(s) Standard regional route transmitting

frequencies Rescue vessel Runway visual range Runway

South or southern latitude Sand Simple approach lighting system Sanitary As soon as possible Search and rescue Standards and Recommended Practices

[ICAOI Saturday Satellite communication Southbound Stratocumulus Scattered Stand by South-east Sea (used in connection with sea-surface

temperature and state of the sea) South-eastbound Seconds Section Sector Selective calling system September Service or servicing or served Severe (used e.g. to qualify icing and

turbulence reports) Surface Snow grains Signal

SHF SIDt SIF SIG SIGMETi

SIMUL SIWL SKC SKED SLP SLW SMC SMR SN SNOWTAMt

SPECIT

SPECIALt

SPL

SPOC s p o r t SQ SQL SR SRA SRE

SRG SRR SRY SS SS SSB SSE

Showers Cfollowed by RA = rain, SN = snow, PE = ice pellets, GR = hail, GS = small hail and/or snow pellets or combinations thereof; e.g. SHRASN = showers of rain and snow)

Super high frequency [3 000 to 30 000 MHz] Standard instrument departure Selective identification feature Significant Information concerning en-route weather

phenomena which may affect the safety of aircraft operations

Simultaneous or simultaneously Single isolated wheel load Sky clear Schedule or scheduled Speed limiting point Slow Surface movement control Surface movement radar Snow A special series NOTAM notifying the

presence or removal of hazardous conditions due to snow, ice, slush or standing water associated with snow, slush and ice on the movement area, by means of a specific format

Aviation selected special weather report (in aemnautical meteomlogical code)

Special meteorological report (in abbreviated plain language)

Supplementary flight plan (message type designator)

SAR point of contact Spot wind Squall Squall line Sunrise Surveillance radar approach Surveillance radar element of precision

approach radar system Short range Search and rescue region Secondary Sandstorm Sunset Single sideband South-south-east


2/11/00 No. 24


SSR* SST SSW ST STA STAR? STD STF STN STNR STOL STS STWL SUBJ SUN SUP SUPPS svc SVCBL SW SWB SWY

T TA TACANt TAW TAIL t TAR *

TAS TAX TC TCU TDO TDZ TECR TEL TEMPOt TEND? TFC TGL TGS THR THRU THU

Secondary surveillance radar Supersonic transport South-south-west Stratus Straight-in approach Standard instrument arrival Standard Stratiform Station Stationary Short take-off and landing Status Stopway light(s) Subject to Sunday Supplement (AIP Supplement) Regional supplementary procedures Service message Serviceable South-west South-westbound Stopway

Temperature Transition altitude UHF tactical air navigation aid Aerodrome forecast Tail wind Terminal area surveillance radar True airspeed Taxiing or taxi Tropical cyclone Towering cumulus Tornado Touchdown zone Technical reason Telephone Temporary or temporarily Trend forecast Traffic Touch-and-go landing Taxiing guidance system Threshold Through Thursday

TIBAT TILt TIP TKOF T L . . .

TLOF TMAS TNA TNH TO TOC TODA TODAH TOPt TORA TP TR TRA TRANS TRL TROP TS

TS . . .

l-r TUE TURB T-VASISt

TVOR TWR TWY TWYL TXT*

TYP TYPH

Traffic information broadcast by aircraft Until Until past . . . (place) Take-off Till fjollowed by time by which weather

change is forecast to end) Touchdown and lift-off area Terminal control area Turn altitude Turn height To . . . (place) Top of climb Take-off distance available Take-off distance available, helicopter Cloud top Take-off run available Turning point Track Temporary reserved airspace Transmits or transmitter Transition level Tropopause Thunderstorm (in aerodrome reports and

forecasts, TS used alone means thunder heard but no precipitation at the aerodrome)

Thunderstorm lfollowed by RA = RAIN, SN = snow, PE = ice pellets, GR = hail, GS = small hail andlor snow pellets or combinations thereof; e.g. TSRASN = thunderstorm with rain and snow)

Teletypewriter Tuesday Turbulence (to be pronounced "TEE-VASIS") T visual

approach slope indicator system Terminal VOR Aerodrome control tower or aerodrome control Taxiway Taxiway-link Text (when the abbreviation is used to request

a repetition, the question mark (IMI) precedes the abbreviation, e.g. IMI TXT) (to be used in AFS as a procedure signal)

5 p e of aircraft

5phoon


2/11/00 No. 24


UAB UAC UAR UDF UFN UHDT UHF$ UIC m S ULR UNA UNAP UNL UNREL UIS UTA UTCS

VA VAC VAL VAN VAR VAR VASIS VC

VCY VDF VER VFRS VHFS W S VIS VLF VLR VMCS

Upward (tendency in RVR during previous 10 minutes)

Until advised by . . . Upper area control centre Upper air route Ultra high frequency direction-finding station Until further notice Unable higher due traffic Ultra high frequency [300 to 3 000 MHz] Upper information centre Upper flight information region Ultra long range Unable Unable to approve Unlimited Unreliable Unserviceable Upper control area Coordinated Universal Time

Volcanic ash Visual approach chart (followed by name/title) In valleys Runway control van Magnetic variation Visual-aural radio range Visual approach slope indicator systems Vicinity of the aerodrome Cfollowed by FG =

fog, FC =funnel cloud, SH = showers, PO = dustisand whirls, BLDU = blowing dust, B U A = blowing sand or BUN = blowing snow, e.g. VC FG = vicinity fog)

Vicinity Very high frequency direction-finding station Vertical Visual flight rules Very high frequency [30 to 300 MHz] Very important person Visibility Very low frequency [3 to 30 kHz1 Very long range Visual meteorological conditions

VORS VORTACt vm VRB VSA VSP VTOL

W W WAC

WAFC WB WBAR WDI WDSPR WED WEF WGS-84 WI WID WIE

WILCOt WIND WINTEM

WIF' WKN WNW WO WPT WRNG WS WSPD WSW WT WTSPT WWW WX

Meteorological information for aircraft in flight

VHF omnidirectional radio range VOR and TACAN combination VOR airborne equipment test facility Variable By visual reference to the ground Vertical speed Vertical take-off and landing

West or western longitude White World Aeronautical Chart - ICAO

1: 1 000 000 (followed by name/title) World area forecast centre Westbound Wing bar lights Wind direction indicator Widespread Wednesday With effect from or effective from World Geodetic System - 1984 Within Width With immediate effect or effective

immediately Will comply Wind Forecast upper wind and temperature

for aviation Work in progress Weaken or weakening West-north-west Without Way-point Warning Wind shear Wind speed West-south-west Weight Waterspout Worldwide web Weather

t When radiotelephony is used, the abbreviations and terms are transmitted as spoken words. $ When radiotelephony is used, the abbreviations and terms are transmitted using the individual letters in non-phonetic form. * Signal is also available for use in communicating with stations of the maritime mobile service. # Signal for w e in the teletypewriter service only.

'211 1/00 No. 24


X XBAR XNG XS

Y YCZ Y E S *

Cross Crossbar (of approach lighting system) Crossing Atmospherics

Yellow Yellow caution zone (runway lighting) Yes (affirmative) (to be used in AFS as a

procedure -signal) Your

Coordinated Universal Time (in meteorological messages)


ABBREVIATIONS

ENCODE

Abbreviated precision approach path indicator (to be pronounced "AY-PAPI")

Abbreviated T visual approach slope indicator system (to be pronounced "AY-TEE-VASIS ")

Abeam About Above Above aerodrome level Above ground level Above mean sea level Above mountains Accelerate-stop distance available Accept or accepted Acceptance (message type designator) Acknowledge Active or activated or activity Actual time of amval Actual time of departure Addition or additional Adjacent Advance boundary information Advise Advise at what time able Advisory area Advisory route Advisory service Aerodrome Aerodrome beacon Aerodrome chart Aerodrome control tower or aerodrome

control Aerodrome flight information service Aerodrome forecast Aerodrome obstacle chart (jbllowed by type

and name/title) Aerodrome office (specify service) Aerodrome partially covered by fog

APAPIt

AT-VASISt ABM ABT ABV AAL AGL AMSL MON ASDA ACPT ACP ACK ACT ATAS ATDS ADDN ADJ ABI ADZ AWTA ADA ADR ADVS AD ABN ADC

TWR AFIS TAFt

AOC ADO PRFG

Aerodrome reference point Aerodromes, air routes and ground aids Aerodrome traffic zone Aeronautical chart - 1:500 000 (fbllowed

by name/title) Aeronautical fixed service Aeronautical fixed telecommunication

network Aeronautical information circular Aeronautical information publication Aeronautical information regulation and

control Aeronautical information services Aeronautical maps and charts Aeronautical mobile satellite service Aeronautical mobile service Aeronautical navigation chart - small scale

(followed by narnehitle and scale) Aeronautical telecommunication network After . . . (time or place) After passing Again Airborne collision avoidance system Aircraft Aircraft accident, notification of Aircraft classification number Aircraft communication addressing and

reporting system (to be pronounced "AY-CARS ")

Aircraft earth station Aircraft parkingldocking chart (followed by

name/ritle) Air defence identification zone (to be

pronounced "AY-DIZ") Airport Air-report Air-report (message type designator) Air-to-air Air-to-ground Air traffic control (in general) Air traffic flow management

ARP AGA ATZ

ANC AFS

AFTNS AIC AIP

AIRAC AIS MAP AMSS AMS

ANCS ATN AFT APSG AGN ACASt ACFT ACCID ACN

ACARSt AES

APDC

ADIZt AP AIREPt ARP AIA AIG ATCS ATFM



Air traffic management Air traffic services Air traffic services inter-facility data

communication Air traffic services reporting office Airway Alerting (message type designator) Alerting service Alert phase Alighting area All up weight Alternate or alternating (light alternates in

colour) Alternate (aerodrome) Altimeter check location Altimeter sub-scale setting to obtain

elevation when on the ground Altimetry system error Altitude Altocumulus Altostratus Amber Amend or amended (used to indicate

amended meteorological message; message type designator)

Amended meteorological message (message type designator)

Amendment (AIP Amendment) Answer Approach Approach control office or approach control

or approach control service Approach lighting system Approve or approved or approval Approximate or approximately April Apron Area chart Area control centre or area control Area forecast for low-level flights Area minimum altitude Area navigation (to be pronounced

"AR-NAV") Arrange Arresting (specify (part on aircrafr arresting

equipment)

ATM ATS

AIDC ARO AWY ALR ALRS ALERFAt ALA AUW

ALTN ALTN ACL

QNHS ASE ALT AC AS A

AMD AAA (or AAB,AAC.. . etc., in sequence) AMDT ANS APCH

APP ALS APV APRX APR APN ARC ACCS GAMET AMA

RNAVt ARNG

ARST

Amval (message type designator) Arrive or amval Ascend to or ascending to Asphalt Assigned altitude deviation As soon as possible At Cfollowed by time at which weather

change is forecast to occur) At . . . (time or place) Atmospheric pressure at aerodrome elevation

(or at runway threshold) Atmospherics At sea NSIMET reporting point Attention At the coast August Authorized or authorization Automated flight infomation service Automatic dependent surveillance Automatic dependent surveillance unit Automatic direction-finding equipment Automatic error correction Automatic terminal infomation service Auxiliary Available or availability Average Aviation gasoline Aviation routine weather report (in

aeronautical meteorological code) Aviation selected special weather report (in

aeronautical meteorological code) Azimuth

Beacon (aeronautical ground light) Bearing Becoming Before Below . . . Below clouds Between Between layers

ARR ARR ASC ASPH AAD SAP

AT ... ATP

QFES XS MAR MRP A m COT AUG AUTH FISA ADS ADSU ADFS ARQ A n S t AUX AVBL AVG AVGASt

METAR?

SPECIT AZM

BCN BRG BECMG BFR .BLW BLO BTN BTL


2/1 YOa No. 24

Abbreviations -Encode 1-19

Estimated time of arrival or estimating arrival

Estimated time of departure or estimating departure

Estimated time over significant point Every Except Exercises or exercising or to exercise Expect or expected or expecting Expected approach time Expect further clearance Extend or extending Extra long .range Extremely high frequency [30 000 to

300 000 MHz]

Facilitation of international air transport Facilities Facsimile transmission February Feet (dimensional unit) Feet per minute Few Field Filed flight plan (message type designator) Final approach Final approach and take-off area Final approach fix Final approach point Firing First Fixed Flares Flashing Flight Flight check Flight data processing system Flight information centre Flight information region Flight information service Flight level Flight management system Flight plan Flight plan cancellation (message ,type

designator)

ETA*$

ETDS ETO EV EXC EXER EXP EAT EFC EXTD ELR

EHF

FAL FAC FAX FEB FT FPM FEW FLD FPL FNA FAT0 FAF FAP FRNG FST F FLR FLG FLT FLTCK FDPS FIC FIRS FIS FL mss PLN

CNL

Flight plan filed in the air Flight plan route Flight service station Flow management unit Fluctuating or fluctuation or fluctuated Fly or flying

Fog Fog patches Follow(s) or following Forecast Forecast upper wind and temperature for

aviation Freezing Freezing drizzle Freezing fog Freezing rain Frequency Frequent Friction coefficient Friday From From mllowed by time weather change is

forecast to begin) From (used to precede the call sign of the

calling station) (to be used in AFS as a procedure signal)

Front (relating to weather) Fuel remaining Full stop landing Funnel cloud (tonado or water spout)

General Geographic or true Geoid undulation Glide path Glider Global navigation satellite system Global orbiting navigation satellite system

(to be pronounced "GLO-NAS") Global positioning system Go ahead, resume sending (to be used in

AFS as a procedure signal) Grass landing area Gravel Green

AFIL FPR FSS FMU FLUC FLY FG BCFG FLW FCST

WINTEM FZ FZDZ FZFG FZRA FREQ FRQ FCT FRI FM

FM...

DE* FRONTt FR FSL FC

GEN GEO GUND GP GLD GNSSS

GLONASSt GPSS

GA GRASS GRVL G


1-20 'ICAO Abbreviations and Codes (PANS-ABC)

Ground Ground - by visual reference to the Ground check Ground controlled approach system or

ground controlled approach Ground earth station Ground movement chart (followed by

name/title) Ground speed Ground-to-air Ground-to-air and air-to-ground

Hail Hazard beacon Haze Heading Heavy Heavy (used to indicate the intensity of

weather phenomena, e.g. heavy rain = HVY RA)

Hectopascal Height or height above Helicopter Helicopter approach path indicator Here . . . or herewith Hertz (cycle per second) High and very high frequency direction-

finding stations (at the same location) High frequency [3 000 to 30 000 kHz] High frequency direction-finding station Higher Holding Holiday Hospital aircraft Hours Hurricane

GND VS A GNDCK

GCAS GES

GMC GS G/A GIAIG

GR HBN HZ HDG HVY

HVY HPA HGT HEL HAP1 ER* HZ

HVDF HF$ HDF HYR HLDG HOL HOSP HR HURCN

Ice crystals (very small ice crystals in suspension, also known as diamond dust) IC

Ice on runway IR Ice pellets PL Icing ICE

Identification Identification beacon Identification friend/foe Identifier or identify If not possible 1 have nothing to send to you or none Immediate or immediately Immigration Improve or improving In and out of clouds Inbound In cloud Independent sideband Indicated airspeed Indication of an order Indication of a request (to be used

in AFS as a procedure signal) Inertial navigation system Information Information concerning en-route weather

phenomena which may affect the safety of aircraft operations

Information concerning en-route weather phenomena which may affect the safety of low-level aircraft operations

Initial approach Initial approach fix Inland Inner marker Inoperative In progress Install or installed or installation Instrument Instrument approach chart (followed by

namdtitle) Instrument flight rules Instrument landing system Instrument meteorological conditions Intensify or intensifying Intensity Intermediate approach fix International International general aviation International NOTAM office International standard atmosphere Interrogation sign (question mark)

(to be used in AFS as a procedure signal) Interrogator

IDENTt IBN IFF ID INP NIL* t IMT IMG IMPR IAO INBD INC ISB IAS ORD

RQ* INS INFOt

AIRMET? INA IAF LAN IM INOP INPR INSTL LNSTR

IAC n S ILS$ IMC* INTSF INTST IF INTL IG A NOF ISA

IMI* INTRG


YlllOO No. 24

Abbreviations - Encode 1-23

Notice distributed by means of telecommunication containing information concerning the establishment, condition or change in any aeronautical facility, service, procedure or hazard, the timely knowledge of which is essential to personnel concerned with flight operations

Notification of an aircraft accident No transgression zone November Number

Obscure or obscured or obscuring Observe or observed or observation Obstacle Obstacle assessment surface Obstacle clearance altitude Obstacle clearance height Obstacle clearance surface Obstacle free zone Occasional or occasionally Occulting (light) Oceanic area control centre Oceanic control area Ocean station vessel October On-line data interchange On request On top Opaque, white type of ice formation Open or opening or opened Operations Operator or operate or operative

or operating or operational Operational control is the control indicated Operational meteorological (information) Organized track system Originate (to be used in AFS as a procedure

signal) Outbound Outer marker Outlook (used in SIGMET messages for

volcanic ash and tropical cyclones) Overcast Overhead

NoTAMt ACCID N'=$ NOV NR

OBSC OBS OBST OAS OC A OCH OCS OFZ OCNL OCC OAC OCA OSV OCT OLDIT OIR OTP OPA OPN o p s t

OPR OPC OPMETt OTS

OGN OUBD OM

OTLK ovc OHD

Parachute jumping exercise Parallel Parking Passenger(s) Passing Pavement classification number Performance Permanent Persons on board Pierced steel plank Pilot-controlled lighting Plan position indicator Plus Point of no return Polar track structure Position Possible Power Practice low approach Precision approach lighting system

(specify category) Precision approach path indicator Precision approach radar Precision approach terrain chart (followed by

name/title) Pre-departure clearance Pre-flight information bulletin Present level Present position Pressure system@) Primary Primary surveillance radar Prior notice required Prior permission required Probability Procedure Procedure design gradient Procedure turn Procedures for air navigation services Proceed or proceeding Processed meteorological data in the form of

grid point values expressed in binary form (aeronautical meteorological code)

Prohibited area (followed by identijication) Provisional

PJE PARL PRKG PAX PSG PCN PER PERM ' POB PSP PCL PPI PS PNR PTS PSN POSS PWR PL A

PALS PAPIt PARS

PATC PDC$ PIB PLVL PPSN PSYS PRI PSR$ PN PPR PROBt PROC PDG PTN PANS PCD

GRIB P . . . PROV

-

t When radiotelephony is used, the abbreviations and terms are transmitted as spoken words. $ When radiotelephony is used, the abbreviations and terms are transmitted using the individual letters in non-phon ~etic form. * Signal is also available for use in communicating with stations of the maritime mobile service. # Signal for use in the teletypewriter service only.

2/11/00 No. 24


Quadrant

Radar position indicator Radar position symbol Radial Radio Radiocommunication failure (message type

designator) Radio range Radiotelegraph Radiotelephone Radioteletypewriter Ragged Rain Range (lights) Rate of climb Rate of descent Reach or reaching Reach cruising altitude Receive or receiver Received (acknowledgement of receipt) (to

be used in AFS as a procedure signal) Receiver autonomous integrity monitoring Receiving only Recent (used to quolify weather phenomena

e.g. recent rain = RERA) Reclearance in flight Recleared Red Reference datum height (for ILS) Reference to . . . or refer to . . . Regional AIS system centre Regional area forecast centre Regional OPMET bulletin exchange

(scheme) Regional supplementary procedures Registration Rejected take-off distance available,

helicopter Relay to Remark Repeat or I repeat (to be used in AFS as a

procedure signal)

M I S RPS RDL RDO

RCF RNG RTG RTF RTT RAG RA RG ROC ROD RCH RCA REC

R* -t RON

R E . . . RIF RCLR R RDH REF RASCt RAFC

ROBEX? SUPPS REG

RTODAH RLA RMK

Repetitive flight plan Replace or replaced Report or reporting or reporting point Report leaving Report reaching Request or requested Requested level not available Request flight plan (message type

designator) Request level change en route Request supplementary flight plan (message

type designator) Required navigation performance Requirements Re-route Rescue boat Rescue coordination centre Rescue sub-centre Rescue vessel Responder beacon Restricted area (followed by identification) Return or returned or returning Return to service Right (direction of turn) Right (runway identification) Right-hand circuit Route Route forecast (in aeronautical

meteorological code) Rules of the air and air traffic services Runway Runway alignment indicator Runway arresting gear Runway centre line Runway centre line light@) Runway control van Runway edge light@) Runway end light(s) Runway end safety area Runway lead-in lighting system Runway surface condition Runway threshold light@) Runway touchdown zone light(s) Runway visual range

RPL RPLC REP RL RR REQ RLNA

RQP RLCE

RQS RNP RQMNTS RERTE RB RCC RSC RV RSP R . . . RTN RTS RITE R RHC RTE

ROFOR RAC RWY RAI RAG RCL RCLL VAN REDL RENL RESA RLLS RSCD RTHL RTZL RVRS

t When radiotelephony is used, the abbreviations and t e r n are transmitted as spoken words. $ When radiotelephony is used, the abbreviations and t e r n are transmitted using the individual letters in non-phonetic form. * Signal is also available for use in communicating with stations of the maritime mobile service. # Signal for use in the teletypewriter service only.

Abbreviations - Encode 1-25

Sand Sandstorm Sanitary SAR point of contact Satellite communication Saturday Scattered Schedule or scheduled Sea (used in connection with sea-surface

temperature and state of sea) Search and rescue Search and rescue region Secondary Secondary surveillance radar Seconds Section Sector Selective calling system Selective identification feature September Service or servicing or served Serviceable Service available during hours of scheduled

operation Service available to meet operational

requirements Service message Severe (used e.g. to qualify icing and

turbulence reports) Shall I cancel telegram number . . .? or

Cancel telegram number. . . (to be used in AFS as a Q Code)

Shall I run my test tapela test sentence? or Run your test tapela test sentence (to be used in AFS as a Q Code)

Shallow fog Short (used to indicate the type of approach

desired or required) Short range Short take-off and landing Showers (followed by RA = rain, SN = snow,

PE = ice pellets, GR = hail, GS = small hail a d o r snow pellets or combinations thereof; e.g. showers of rain and snow = SHRASN)

Signal

S A SS SAN SPOC SATCOMT SAT SCT SKED

SEA SAR SRR SRY SSRS SEC SECN SECT SELCALt SIF SEP SER SVCBL

HS

HO svc

SEV

QTA

QJH MIFG

BRF SRG STOL

S H . . . SGL

Significant Simple approach lighting system Simultaneous or simultaneously Single isolated wheel load Single sideband Sky clear Slow Small hail andlor snow pellets Smoke Snow Snow grains South or southern latitude Southbound South-east South-eastbound South-south-east South-south-west South-west South-westbound Special air-report (message type designator) Special meteorological report (in

abbreviated plain language) Special series NOTAM notifying the

presence or removal of hazardous conditions due to snow, ice, slush or standing water associated with snow, slush and ice on the movement area, by means of a specific format

Speed limiting point Spot wind Squall Squall line Stand by Standard Standard instrument anival Standard instrument departure Standard regional route transmitting

frequencies Standards and Recommended Practices

[ICAO] Station . Stationary Status Stop-end (related to RVR) Stopway Stopway light(s) Straight-in approach Stratiform

SIG SALS SIMUL SIWL SSB SKC SLW GS FU SN SG S SB SE SEB SSE SSW SW SWB ARS

SPECIAL?

SNOWTAM? SLP s p u r t SQ SQL SDBY STD START SID t

RUT

SARPS STN STNR STS END SWY STWL STA STF

7 When radiotelephony is used, the abbreviations and terms are transmitted as spoken words. $ When radiotelephony is used, the abbreviations and terms are transmitted using the individual letters in non-phonetic form. * Signal is also available for use in communicating with stations of the maritime mobile service. # Signal for use in the teletypewriter service only.

YlYOO No. 24


Stratocumulus Stratus Subject to Sunday Sunrise Sunrise to sunset Sunset Sunset to sunrise Super high frequency [3 000 to 30 000 MHz] Supersonic transport Supplement (AIP Supplement) Supplementary flight plan (message type

designator) Surface Surface movement control Surface movement radar Surveillance radar approach Surveillance radar element of precision

approach radar system

Tail wind Take-off Take-off distance available Take-off distance available, helicopter Take-off mn available Taxiing or taxi Taxiing guidance system Taxiway Taxiway-link Technical reason Telephone Teletypewriter Temperature Temporary or temporarily Temporary reserved airspace Terminal area surveillance radar Terminal control area Terminal VOR Text (when the abbreviation is used to

request a repetition, the question mark (IMI) precedes the abbreviation, e.g. IMI 7XT) (to be used in AFS as a procedure signal)

SC ST SUBJ SUN SR HJ SS HN SHF SST SUP

SPL SFC SMC SMR SRA

SRE

TAIL? TKOF TODA TODAH TORA TAX TGS TWY TWYL TECR TEL TI- T TEMPO? TRA TAR TMAS W O R

The address (when this abbreviation is used to request a repetition, the question mark (IMI) precedes the abbreviation, e.g. IMI ADS) (to be used in AFS as a procedure signal)

The last message received by me was. . . (to be used in AFS as a procedure signal)

The last message sent by me was. . . or Last message was. . . (to be used in AFS as a procedure signal)

This is a channel-continuity-check of transmission to permit comparison of your record of channel-sequence numbers of messages received on the channel (to be used in AFS as a procedure signal)

This is a duplicate message (to be used in AFS as a procedure signal)

Threshold Through Thunderstorm (in aerodrome reports and

forecasts, TS used alone means thunder heard but no precipitation at the aemdrorne)

Thunderstorm Cfollowed by RA = rain, SN = snow, PE = ice pellets, GR = hail, GS = small hail and/or snow pellets or combinations thereoj e.g, thunderstorm . with rain and snow = TSRASN)

Thursday Till (followed by time by which weather

change is forecast to end) To . . . (place) Top of climb Tornado Touch-and-go landing Touchdown and lift-off area Touchdown zone Towering cumulus Track Traffic Traffic information broadcast by aircraft Transition altitude Transition level Transmits or transmitter Trend forecast Tropical cyclone Tropopause True airspeed

ADS *

LR

DUPE# THR THRU

TL ... TO TOC TDO TGL TLOF TDZ TCU TR TFC TIBAt TA TRL TRANS TENDt TC TROP TAS

t When radiotelephony is used, the abbreviations and terms are transmitted as spoken wordr. $ When radiotelephony is used, the abbreviations and terms are transmitted using the individual letters in non-phonetic form. * Signal is also available for use in communicating with stations of the maritime mobile service. # Signal for use in the teletypewtiter service only.

2/11/00 No. 24

Abbreviations - Encode

True bearing Tuesday Turbulence Turn altitude Turn height Turning point T visual approach slope indicator system

(to be pronounced "TEE- VAS1SW) 5 p e of aircraft Qphoon

UHF tactical air navigation aid Ultra high frequency [300 to 3 000 MHz] Ultra high frequency direction-finding

station Ultra long range Unable Unable higher due traffic Unable to approve Uncertainty phase Unlimited Unreliable Unsewiceable Until Until advised by . . . Until further notice Until past . . . (place) Upper air route Upper area control centre Upper control area Upper flight information region Upper information centre Upward (tendency in RVR during

previous 10 minutes)

QTE TUE TURB TNA TNH

T-VASISt TYP I

UDF ULR UNA UHDT UNAP INCERFAt UNL UNREL U/S

t UAB UFN TIP UAR UAC UTA UIRS UIC

Variable Vertical Vertical speed Vertical take-off and landing Very high frequency [30 to 300 MHz] Very high frequency direction-finding station Very important person

VRB VER VSP VTOL VHFS VDF VIPs

Very long range Very low frequency [3 to 30 kHz] VHF omnidirectional radio range Vicinity Vicinity of the aerodrome Cfollowed by

FG =fog, FC = finnel cloud, SH = showers, PO = dust/sand whirls, BLDU = blowing dust, BLSA = blowing sand or B U N = blowing snow, e.g. vicinity fog = VC FG)

Visibility Visibility, cloud and present weather better

than prescribed values or conditions (to be pronounced "KAV-OH-KAY")

Visual approach chart Cfollowed by name/title)

Visual approach slope indicator systems Visual-aural radio range Visual flight rules Visual meteorological conditions Visual reference to the ground, by Volcanic ash VOR airborne equipment test facility VOR and TACAN combination

Warning Waterspout Way-point We agree or It is correct (to be used in AFS

as a procedure signal) Weaken or weakening Weather Wednesday Weight West or western longitude Westbound West-north-west West-south-west What is my distance to your station? or Your

distance to my station is (distancefigures and units) (to be used in radiotelegraphy as a Q Code)

White White type of ice formation, opaque Widespread

VLR VLF VOR* VCY

VC VIS

VAC VASIS VAR VFRS VMC$ VSA VA VOT VORTAC t

WRNG WTSPT WFT

OK* WKN WX WED WT W WB WNW WSW

QGE W OPA WDSPR

t When radiotelephony is used, the abbreviations and terns are transmitted as spoken words. $ When radiotelephony is used, the abbreviations and terms are transmitted using the individual letters in non-phonetic form. * Signal is also available for use in communicating with stations of the maritime mobile service. # Signal for use in the teletypewriter service only.

'a1 1/00 No. 24

Width Will comply Will you give me the position of my station

according to the bearings taken by the D/F stations which you control? or The position of your station according to the bearings taken by the D/F stations that I control was. . . latitude . . . longitude (or other indication of position), class . . . at . . . hours (to be used in radiotelegraphy as a Q Code)

Will you indicate the TRUE track to reach you? or The TRUE track to reach me is . . . degrees at . . . hours (to be used in radiotelegraphy as a Q Code)

Will you relay to . . . free of charge? or I will relay to . . . free of charge (to be used in AFS as a Q Code)

Wind Wind direction indicator Wind shear Wind speed

WID WLCOt I

QSP WIND WDI WS WSPD

ICAO Abbreviations and Codes (PANS-ABC)

Wing bar lights With effect from or effective from With immediate effect or effective

immediately Within Without Work in progress World Aeronautical Chart - ICAO

1 : 1 000 000 (followed by name/title) World area forecast centre World Geodetic System - 1984 Worldwide web

WBAR WEF

WIE WI wo WE'

WAC WAFC WGS-84 WWW

Yellow Y Yellow caution zone (runway lighting) YCZ Yes or affirm or affirmative or that is correct AFM Yes (affirmative) (to be used in AFS as a

procedure signal) YES * Your YR

7 When radiotelephony is used, the abbreviations and terms are transmitted as spoken words. $ When radiotelephony is used, the abbreviations and terms are transmitted using the individual letters in non-phonetic form. * Signal is also available for use in communicating with stations of the maritime mobile service. # Signal for use in the teletypewriter service only.

211 1/00 No. 24

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