Airport Acronyms

Vancouver International Airport West Chevron Expansion,

Richmond, BC

A AlphaB BravoC CharlieD DeltaE EchoF FoxtrotG GolfH HotelI India

J JulietK KiloL LimaM MikeN NovemberO OscarP PapaQ QuébecR Romeo

S SierraT TangoU UniformV VictorW WhiskeyX X-RayY YankeeZ Zulu

Phonetic Alphabet

Are we missing an acronym? Email us at airports@stantec.com and we’ll include it in the next version.

AA/C AircraftA/G Air to GroundA/H Altitude/HeightAAA Airport Airlines Affairs CommitteeAAA American Association of Airport

ExecutivesAAC Mike Monroney Aeronautical CenterAAF Army Air FieldAAI Arrival Aircraft IntervalAAP Advanced Automation ProgramAAR Airport Acceptance RateABC Automatic Border CrossingABDIS Automated Data Interchange System

Service BAC Advisory CircularACAIS Air Carrier Activity Information SystemACAP Airports Capital Assistance ProgramACAS Aircraft Collision Avoidance SystemACC Airports Consultants CouncilACC Area Control Center

ACI Airports Council International ACCT Accounting RecordsACD Automatic Call DistributorACDO Air Carrier District OfficeACF Area Control FacilityACFO Aircraft Certification Field OfficeACFT AircraftACI-NA Airports Council International - North

AmericaACID Aircraft IdentificationACIP Airport Capital Improvement PlanACLS Automatic Carrier Landing SystemACLT Actual Landing Time CalculatedACN Aircraft Classification Number ACO Office of Airports Compliance and Field

OperationsACO Aircraft Certification OfficeACRP Airport Cooperative Research ProgramADA Air Defense AreaADA Americans Disability ActADAP Airport Development Aid ProgramADAS AWOS Data Acquisition System

ADB Apron Drive BridgeADCCP Advanced Data Communications

Control ProcedureADDA Administrative DataADF Automatic Direction FindingADG Airplane Design GroupADI Automatic De-Ice and InhibitorADIN AUTODIN ServiceADIZ Air Defense Identification ZoneADL Aeronautical Data-LinkADLY Arrival DelayADO Airline Dispatch OfficeADP Automated Data ProcessingADS Automatic Dependent SurveillanceADS-B Automatic Dependent Surveillance-

BroadcastADSIM Airfield Delay Simulation ModelADSY Administrative Equipment SystemsADTN Administrative Data Transmission

NetworkADTN2000 Administrative Data Transmission

Network 2000

ADVO Administrative VoiceAED Automatic External DefibrillatorAEG Aircraft Evaluation GroupAEP Airport Emergency PlanAERA Automated En-Route Air Traffic ControlAEX Automated ExecutionAF Airway FacilitiesAFB Air Force BaseAFIS Automated Flight Inspection SystemAFP Area Flight PlanAFRES Air Force Reserve StationAFS Airways Facilities SectorAFSFO AFS Field OfficeAFSFU AFS Field UnitAFSOU AFS Field Office Unit (Standard is

AFSFOU)AFSS Automated Flight Service StationAFTN Automated Fixed Telecommunications

NetworkAGIS Airports Geographic Information System AGL Above Ground LevelAGN Aircraft Group Number

AGTS Automated Ground Transportation System

AID Airport Information DeskAIG Airbus Industries GroupAIM Airman’s Information ManualAIP Airport Improvement PlanAIRMET Airmen’s Meteorological InformationAIRNET Airport Network Simulation ModelAIS Aeronautical Information ServiceAIT Automated Information TransferALP Airport Layout PlanALS Approach Lighting SystemALSF1 ALS with Sequenced Flashers IALSF2 ALS with Sequenced Flashers IIALSIP Approach Lighting System

Improvement PlanALTRV Altitude ReservationAMASS Airport Movement Area Safety SystemAMCC ACF/ARTCC Maintenance Control

CenterAMOS Automated Meteorological Observation

Station

AMP ARINC Message Processor (OR) Airport Master Plan

AMVER Automated Mutual Assistance Vessel Rescue System

ANC Alternate Network ConnectivityANCA Airport Noise and Capacity ActANG Air National GuardANGB Air National Guard BaseANMS Automated Network Monitoring

SystemANSI American National Standards GroupAOA Air Operations AreaAOM Airport Operations ManualAOPA Aircraft Owners and Pilots AssociationAP Acquisition PlanAPAPI Abbreviated Precision Approach PathAPL Automatic Passenger ControlAPP ApproachAPS Airport Planning StandardAQAFO Aeronautical Quality Assurance Field

OfficeARAC Army Radar Approach Control (AAF)

ARAC Aviation Rulemaking Advisory Committee

ARC Airport Reference CodeARCAL Aircraft Radio Control of Aerodrome

LightingARCTR FAA Aeronautical Center or AcademyARF Airport Reservation FunctionARFF Aircraft Rescue and Fire FightingARINC Aeronautical Radio, Inc.ARLNO Airline OfficeARO Airport Reservation OfficeARP Airport Reference PointARP Aerospace Recommended PracticeARRA American Recovery and Reinvestment

Act of 2009ARSA Airport Service Radar AreaARSR Air Route Surveillance RadarARTCC Air Route Traffic Control CenterARTS Automated Radar Terminal SystemASAS Aviation Safety Analysis SystemASC AUTODIN Switching CenterASCP Aviation System Capacity Plan

ASD Aircraft Situation DisplayASDA Accelerate – Stop Distance AvailableASLAR Aircraft Surge Launch And RecoveryASM Available Seat MileA-SMGCS Advanced Surface Movement and

Guidance Control SystemASP Arrival Sequencing ProgramASOS Automatic Surface Observation SystemASQP Airline Service Quality PerformanceASR Airport Surveillance RadarASTA Airport Surface Traffic AutomationASV Annual Service VolumeASV Airline Schedule VendorAT Air TrafficATA Air Transport Association of AmericaATAP Anti-tailgate Portal (Mantrap)ATAS Airspace and Traffic Advisory ServiceATCAA Air Traffic Control Assigned AirspaceATC Air Traffic ControlATCBI Air Traffic Control Beacon IndicatorATCCC Air Traffic Control Command CenterATCO Air Taxi Commercial Operator

ATCRB Air Traffic Control Radar BeaconATCRBS Air Traffic Control Radar Beacon

SystemATCSCC Air Traffic Control Systems Command

CenterATCT Airport Traffic Control TowerATF Aerodrome traffic frequencyATIS Automated Terminal Information

ServiceATISR ATIS RecorderATM Air Traffic ManagementATM Asynchronous Transfer ModeATMS Advanced Traffic Management SystemATN Aeronautical Telecommunications

NetworkATODN AUTODIN Terminal (FUS)ATOVN AUOTVON (Facility)ATOMS Air Traffic Operations Management

SystemATR Automated Tag ReaderATS Air Traffic ServiceATSCCP ATS Contingency Command Post

AUTODIN DoD Automatic Digital NetworkAUTOVON DoD Automatic Voice NetworkAVON AUTOVON ServiceAVN Aviation Standards National Field

Office, Oklahoma CityA-VDGS Advanced Visual Docking Guidance

SystemAWIS Airport Weather InformationAWOS Automated Weather Observation

SystemAWP Aviation Weather ProcessorAWPG Aviation Weather Products GeneratorAWS Air Weather Station

BBANS BRITE Alphanumeric SystemBART Billing Analysis Reporting Tool (GSA

software tool)BASIC Basic Contract Observing StationBASOP Military Base OperationsBCA Benefit/Cost AnalysisBCR Benefit/Cost Ratio

Logan International Airport, Boston, MA

BDAT Digitized Beacon DataBIWIS Baggage Image & Identification SystemBMP Best Management PracticesBOC Bell Operating Companybps bits per secondBRI Basic Rate InterfaceBRITE Bright Radar Indicator Terminal

EquipmentBRL Building Restriction LineBTO Build Transfer OperateBUEC Back-up Emergency CommunicationsBUECE Back-up Emergency Communications

Equipment

CCAA Civil Aviation AuthorityCAA Clean Air ActCAB Civil Aeronautics BoardCAC Citizen’s Advisory CommitteeCAD Computer Aided DesignCARF Central Altitude Reservation FacilityCASFO Civil Aviation Security Office

CAT CategoryCAT Clear – Air TurbulenceCAT I Category I OperationsCAT II Category II OperationsCAT III Category III OperationsCAU Crypto Ancillary UnitCBI Computer Based InstructionCBP Customs and Border Protection

(US Government)CBR California bearing ratioCBSA Canada Border Services AgencyCCC Communications Command CenterCCCC Staff CommunicationsCCCH Central Computer Complex HostCC&O Customer Cost and ObligationCCSD Command Communications Service

DesignatorCCS7–NI Communication Channel Signal-7 –

Network InterconnectCCU Central Control UnitCD Common Digitizercd Candela (light intensity)

CDR Cost Detail ReportCDT Controlled Departure TimeCDTI Cockpit Display of Traffic InformationCENTX Central Telephone ExchangeCEP Capacity Enhancement ProgramCEQ Council on Environmental QualityCERAP Center Radar Approach ControlCERAP Central Radar ApproachCERAP Combined Center/Radar Approach

ControlCIC Citizen Immigration CanadaCIE Commission Internationale de L’ÉclairageCFC Central Flow ControlCFCF Central Flow Control FacilityCFCS Central Flow Control ServiceCFR Code of Federal RegulationsCFWP Central Flow Weather ProcessorCFWU Central Flow Weather UnitCGAS Coast Guard Air StationCIP Capital Improvement PlanCLC Course Line ComputerCLIN Contract Line Item

CLT Calculated Landing TimeCM Commercial Service AirportCNMPS Canadian Minimum Navigation

Performance Specification AirspaceCNS Consolidated NOTAM SystemCNSP Consolidated NOTAM System

ProcessorCO Central OfficeCOE U.S. Army Corps of EngineersCOMCO Command Communications OutletCONUS Continental United StatesCORP Private Corporation other than ARINC

or MITRECPE Customer Premise EquipmentCPMIS Consolidated Personnel Management

Information SystemCRA Canada Revenue AgencyCRA Conflict Resolution AdvisoryCRDA Converging Runway Display AidCRT Cathode Ray TubeCSA Communications Service AuthorizationCSIS Centralized Storm Information System

Lynden Pindling International Airport, Nassau, Bahamas

CSO Customer Service OfficeCSR Communications Service RequestCSS Central Site SystemC/S/S/N Capacity/Safety/Security/NoiseCTA Controlled Time of ArrivalCTA Control AreaCTA/FIR Control Area/Flight Information RegionCTAF Common Traffic Advisory FrequencyCTAS Center – Tracon Automation SystemCTMA Center Traffic Management AdvisorCUPS Consolidated Uniform Payroll SystemCVFR Controlled Visual Flight RulesCVTS Compressed Video Transmission

ServiceCWA Clean Water ActCW Continuous WaveCWSU Central Weather Service UnitCWY ClearwayCTX Computer Tomography Explosive

DetectionCUSS Common Use Self Service

DDA Direct AccessDA Decision Altitude/Decision HeightDA Descent AdvisorDABBS DITCO Automated Bulletin Board

SystemDAIR Direct Altitude and Identity ReadoutDAR Designated Agency RepresentativeDARC Direct Access Radar ChanneldBA Decibels A-weightedDBCRC Defense Base Closure and Realignment

CommissionDBE Disadvantaged Business EnterpriseDBMS Data Base Management SystemDBRITE Digital Bright Radar Indicator Tower

EquipmentDCA Defense Communications AgencyDCAA Dual Call, Automatic Answer DeviceDCCU Data Communications Control UnitDCE Data Communications EquipmentDDA Dedicated Digital Access

DDD Direct Distance DialingDDM Difference in Depth of ModulationDDS Digital Data ServiceDEA Drug Enforcement AgencyDEDS Data Entry and Display SystemDEIS Draft Environmental Impact StatementDEP DepartureDEWIZ Distance Early Warning Identification

ZoneDF Direction FinderDFAX Digital FacsimileDFI Direction Finding IndicatorDGPS Differential Global Positioning Satellite

(System)DH Decision HeightDID Direct Inward DialDIP Drop and Insert PointDIRF Direction FindingDITCO Defense Information Technology

Contracting Office AgencyDME Distance Measuring EquipmentDME/P Precision Distance Measuring Equipment

DMN Data Multiplexing NetworkDNL Day-Night Equivalent Sound Level (Also

called Ldn)DOD Direct Outward DialDOD Department of DefenseDOI Department of InteriorDOS Department of StateDOT Department of TransportationDOTS Dynamic Ocean Tracking SystemDOTCC Department of Transportation

Computer CenterDSCS Digital Satellite Compression ServiceDSUA Dynamic Special Use AirspaceDTS Dedicated Transmission ServiceDUAT Direct User Access TerminalDVFR Defense Visual Flight RulesDVFR Day Visual Flight RulesDVOR Doppler Very High Frequency Omni-

Directional RangeDYSIM Dynamic Simulator

EE-MSAW En-Route Automated Minimum Safe

Altitude WarningEA Environmental AssessmentEARTS En Route Automated Radar Tracking

SystemECOM En Route CommunicationsECVFP Expanded Charted Visual Flight

ProceduresEDCT Expedite Departure PathEFAS En Route Flight Advisory ServiceEFC Expect Further ClearanceEFIS Electronic Flight Information SystemsEIAF Expanded Inward Access FeaturesEIS Environmental Impact StatementELT Emergency Locator TransmitterELWRT ElectrowriterEMAS Engineered Materials Arresting SystemEMPS En Route Maintenance Processor

SystemEMS Environmental Management System

ENAV En Route Navigational AidsEPA Environmental Protection AgencyEPS Engineered Performance StandardsEOF Emergency Operating FacilityEPSS Enhanced Packet Switched ServiceERAD En Route Broadband RadarESEC En Route Broadband Secondary RadarESP En Route Spacing ProgramESYS En Route Equipment SystemsESF Extended Superframe FormatETA Estimated Time of ArrivalETE Estimated Time En RouteETG Enhanced Target GeneratorETMS Enhanced Traffic Management SystemETN Electronic Telecommunications

NetworkEVAS Enhanced Vortex Advisory SystemEVCS Emergency Voice Communications

SystemEWH Eye to Wheel Height

FFAA Federal Aviation AdministrationF&E Facility and EquipmentFF&E Furniture, Fixers, and EquipmentFAAAC FAA Aeronautical CenterFAACIS FAA Communications Information

SystemFAATC FAA Technical CenterFAATSAT FAA Telecommunications SatelliteFAC FacilityFAF Final Approach FixFAP Final Approach PointFAPM FTS2000 Associate Program ManagerFAR Federal Aviation RegulationFAST Final Approach Spacing ToolFATO Final Approach and Take OffFAX Facsimile EquipmentFBB Full Body ScannerFBO Fixed Base OperatorFBS Fall Back SwitchFCC Federal Communications Commission

FCLT Freeze Calculated Landing TimeFCOM FSS Radio Voice CommunicationsFCPU Facility Central Processing UnitFDAT Flight Data Entry and Printout (FDEP)

and Flight Data ServiceFDE Flight Data EntryFDEP Flight Data Entry and PrintoutFDIO Flight Data Input/OutputFDIOC Flight Data Input/Output CenterFDIOR Flight Data Input/Output RemoteFDM Frequency Division MultiplexingFDP Flight Data ProcessingFED FederalFEIS Final Environmental Impact StatementFEP Front End ProcessorFFAC From FacilityFIDS Flight Information DisplayFIFO Flight Inspection Field OfficeFIG Flight Inspection GroupFINO Flight Inspection National Field OfficeFIPS Federal Information Publication

Standard

FIR Flight Information RegionFIRE Fire StationFIRMR Federal Information Resource

Management RegulationFL Flight LevelFLOWSIM Traffic Flow Planning SimulationFMA Final Monitor AidFMF Facility Master FileFMIS FTS2000 Management Information

SystemFMS Flight management SystemFNMS FTS2000 Network Management

SystemFOIA Freedom Of Information ActFONSI Finding of No Significant ImpactFP Flight PlanFRC Request Full Route ClearanceFSAS Flight Service Automation SystemFSDO Flight Standards District OfficeFSDPS Flight Service Data Processing SystemFSEP Facility/Service/Equipment ProfileFSP Flight Strip Printer

FSPD Freeze Speed ParameterFSS Flight Service StationFSSA Flight Service Station Automated

ServiceFSTS Federal Secure Telephone ServiceFSYS Flight Service Station Equipment

SystemsFTS Federal Telecommunications SystemFTS2000 Federal Telecommunications System

2000FUS Functional Units or SystemsFWCS Flight Watch Control Station

GGA General AviationGAA General Aviation ActivityGAAA General Aviation Activity and AvionicsGADO General Aviation District OfficeGCA Ground Control ApproachGIS Geographic Information SystemGNAS General National Airspace SystemGNSS Global Navigation Satellite SystemRunway reconstruction, Greenville Municipal Airport, Greenville, ME

GOES Geostationary Operational Environmental Satellite

GOESF GOES Feed PointGOEST GOES Terminal EquipmentGPRA Government Performance Results ActGPS Global Positioning SatelliteGPWS Ground Proximity Warning SystemGRADE Graphical Airspace Design

EnvironmentGS Glide Slope IndicatorGSA General Services AdministrationGSE Ground Support Equipment

HH Non-Directional Radio Homing Beacon

(NDB)HAA Height Above AirportHAL Height Above LandingHARS High Altitude Route SystemHAT Height Above Threshold HAT Height Above TouchdownHAZMAT Hazardous Materials

HCAP High Capacity CarriersHLDC High Level Data Link ControlHDME NDB with Distance Measuring

EquipmentHDQ FAA HeadquartersHELI HeliportHF High FrequencyHH NDB, 2kw or MoreHI-EFAS High Altitude EFASHOV High Occupancy VehicleHPZ Heliport Protection ZoneHSI Horizontal Situation IndicatorsHUD Housing and Urban DevelopmentHWAS Hazardous In – Flight Weather

AdvisoryHZ HERTZ

IIA Indirect AccessIAF Initial Approach FixI/AFSS International AFSSIAP Instrument Approach Procedures

IAPA Instrument Approach Procedures Automation

IATA International Air Transport AssociationIBM International Business MachinesIBP International Boundary PointIBR Intermediate Bit RateICAO International Civil Aviation

OrganizationICSS International Communications

Switching SystemsIDAT Interfacility DataIF Intermediate FixIFCP Interfacility Communications ProcessorIFDS Interfacility Data SystemIFEA In-Flight Emergency AssistanceIFO International Field OfficeIFR Instrument Flight RulesIFSS International Flight Service StationILS Instrument Landing SystemIM Inner MarkerIMC Instrument Meteorological ConditionsINM Integrated Noise Model

INS Inertial Navigation SystemIRMP Information Resources Management

PlanISDN Integrated Services Digital NetworkISMLS Interim Standard Microwave Landing

SystemITD In Transit Pre-ClearanceITI Interactive Terminal InterfaceITPC International Transborder to DomesticITPCF In Transit Pre-Clearance FacilityITS Information Technology ServicesIVRS Interim Voice Response SystemIW Inside Wiring

J

KKbps Kilobits Per SecondKhz KilohertzKVDT Keyboard Video Display Terminal

LLAA Local Airport AdvisoryLAAS Low Altitude Alert SystemLABS Leased A B ServiceLABSC LABS GS-200 ComputerLABSR LABS Remote EquipmentLABSW LABS Switch SystemLAHSO Land and Hold Short OperationLAN Local Area NetworkLATA Local Access and Transport AreaLAWRS Limited Aviation Weather Reporting

SystemLBA Load-Bearing AreaLCF Local Control FacilityLCN Local Communications NetworkLDA Localizer Directional AidLDA Landing Directional AidLDA Landing Distance AvailableLDIN Lead-in LightsLEC Local Exchange CarrierLF Low Frequency

LINCS Leased Interfacility NAS Communications System

LIS Logistics and Inventory SystemLLWAS Low Level Wind Shear Alert SystemLM/MS Low/Medium FrequencyLMM Locator Middle MarkerLMS LORAN Monitor SiteLOC LocalizerLOCID Location IdentifierLOD Lease Outline DrawingsLOI Letter of IntentLOM Compass Locator at Outer MarkerLORAN Long Range Aid to NavigationLPV Lateral Precision Performance with

Vertical GuidanceLRCO Limited Remote Communications

OutletLRNAV Long Range NavigationLRR Long Range Radar

Ottawa Macdonald-Cartier International Airport, Ottawa, ON

MMAA Maximum Authorized AltitudeMALS Medium Intensity Approach Lighting

SystemMALSF MALS with Sequenced FlashersMALSR MALS with Runway Alignment

Indicator LightsMAP Maintenance Automation ProgramMAP Military Airport ProgramMAP Missed Approach PointMAP Modified Access PricingMbps Megabits Per SecondMCA Minimum Crossing AltitudeMCAS Marine Corps Air StationMCC Maintenance Control CenterMCL Middle Compass LocaterMCS Maintenance and Control SystemMDA Minimum Descent AltitudeMDT Maintenance Data TerminalMEA Minimum En Route AltitudeMETI Meteorological Information

MF Mandatory FrequencyMF Middle FrequencyMFJ Modified Final JudgmentMFT Meter Fix Crossing Time/Slot TimeMHA Minimum Holding AltitudeMhg MegHERTZMIA Minimum IFR AltitudesMIDO Manufacturing Inspection District OfficeMIS Meteorological Impact StatementMISC MiscellaneousMISO Manufacturing Inspection Satellite

OfficeMIT Miles In TrailMITRE Mitre CorporationMLS Microwave Landing SystemMM Middle MarkerMMC Maintenance Monitoring ConsoleMMS Maintenance Monitoring SystemMNPS Minimum Navigation Performance

SpecificationMNPSA Minimum Navigation Performance

Specifications Airspace

MOA Memorandum of AgreementMOA Military Operations AreaMOCA Minimum Obstruction Clearance

AltitudeMODE C Altitude-Encoded Beacon ReplyMODE C Altitude Reporting Mode of Secondary

RadarMODE S Mode Select Beacon SystemMOU Memorandum of UnderstandingMPO Metropolitan Planning OrganizationMPS Maintenance Processor Subsystem (OR)

Master Plan SupplementMRA Minimum Reception AltitudeMRC Monthly Recurring ChargeMSA Minimum Safe AltitudeMSAW Minimum Safe Altitude WarningMSL Mean Sea LevelMSN Message Switching NetworkMTCS Modular Terminal Communications

SystemMTI Moving Target IndicatorMUX Multiplexor

MVA Minimum Vectoring AltitudeMVFR Marginal Visual Flight Rules

NNAAQS National Ambient Air Quality StandardsNADA NADIN ConcentratorNADIN National Airspace Data Interchange

NetworkNADSW NADIN SwitchesNAILS National Airspace Integrated Logistics

SupportNAMS NADIN IANAPRS National Airspace Performance

Reporting SystemNAS National Airspace System or Naval Air

StationNASDC National Aviation Safety DataNASP National Airspace System PlanNASPAC National Airspace System Performance

Analysis CapabilityNATCO National Communications Switching

Center

NAVAID Navigation AidNAVMN Navigation Monitor and ControlNAWAU National Aviation Weather Advisory

UnitNAWPF National Aviation Weather Processing

FacilityNCAR National Center for Atmospheric

Research; Boulder, CONCC Network Control CentreNCF National Control FacilityNCIU NEXRAD Communications Interface

UnitNCP Noise Compatibility ProgramNCS National Communications SystemNDB Non-Directional Radio Homing BeaconNDNB NADIN IINEM Noise Exposure MapNEPA National Environmental Policy ActNEXRAD Next Generation Weather RadarNFAX National Facsimile ServiceNFDC National Flight Data CenterNFIS NAS Facilities Information System

NFPA National Fire Protection AssociationNI Network InterfaceNICS National Interfacility Communications

SystemNPE Non-primary Airport EntitlementNPIAS National Plan of Integrated Airport

SystemsNM Nautical MileNMAC Near Mid Air CollisionNMC National Meteorological CenterNMCE Network Monitoring and Control

EquipmentNMCS Network Monitoring and Control

SystemNOAA National Oceanic and Atmospheric

AdministrationNOC Notice Of CompletionNOTAM Notice to AirmenNPDES National Pollutant Discharge

Elimination SystemNPE Non-primary Airport EntitlementNPIAS National Plan of Integrated Airport

SystemsEdmonton International Airport, AB

NPRM Notice of Proposed RulemakingNPS Non Passenger ScreeningNR Non-Rulemaking; refers to a type of

airport airspace analysis caseNRA Non-Rulemaking Airport; refers to a

type of airport airspace analysis caseNRC Non-Recurring ChargeNRCS National Radio Communications

SystemsNSAP National Service Assurance PlanNSRCATN National Strategy to Reduce Congestion

on America’s Transportation NetworkNSSFC National Severe Storms Forecast CenterNSSL National Severe Storms Laboratory;

Norman, OKNTAP Notices To Airmen PublicationNTP National Transportation PolicyNTSB National Transportation Safety BoardNTZ No Transgression ZoneNWS National Weather ServiceNWSR NWS Weather Excluding NXRDNSWRH NWS Regional HeadquartersNXRD Advanced Weather Radar System

OO&D Origin and DestinationOAG Official Airline GuideOALT Operational Acceptable Level of TrafficOAW Off-airway Weather StationODAL Omnidirectional Approach Lighting

SystemODAPS Oceanic Display and Processing StationOEI One Engine InoperativeOEP Operational Evolution Plan /

PartnershipOFA Object Free AreaOFDPS Offshore Flight Data Processing SystemOFT Outer Fix TimeOFZ Obstacle Free ZoneOIS Obstacle Identification SurfaceOLS Obstacle Limitation SurfaceOM Outer MarkerOMB Office of Management and BudgetONER Oceanic Navigational Error ReportOPLT Operational Acceptable Level of Traffic

OPS Obstacle protection surfaceOPSW Operational SwitchOPX Off Premises ExchangeORD Operational Readiness DemonstrationOTR Oceanic Transition RouteOTS Organized Track System

PP3 Public Private PartnershipPABX Private Automated Branch ExchangePAD Packet Assembler/DisassemblerPAL Planning Activity LevelPAM Peripheral Adapter ModulePAPI Precision Approach Path IndicatorPAR Precision Approach RadarPAR Preferential Arrival RoutePATWAS Pilots Automatic Telephone Weather

Answering ServicePAX PassengerPBB Passenger Boarding BridgePBCT Proposed Boundary Crossing TimePBRF Pilot Briefing

PBS Pre-Board ScreeningPBX Private Branch ExchangePCA Positive Control AirspacePCC Portland Cement ConcretePCM Pulse Code ModulationPCN Pavement Classification NumberPDAR Preferential Arrival And Departure

RoutePDC Pre-Departure ClearancePDC Program Designator CodePDR Preferential Departure RoutePDN Public Data NetworkPFC Passenger Facility ChargePGP Planning Grant ProgramPIC Principal Interexchange CarrierPIDP Programmable Indicator Data

ProcessorPIL Primary Security LinePIREP Pilot Weather ReportPLB Passenger Loading BridgePMS Program Management SystemPOLIC Police Station

POP Point of PresencePOT Point Of TerminationPPIMS Personal Property Information

Management SystemPR Primary Commercial Service AirportPRI Primary Rate InterfacePRM PAX Reduced MobilityPRM Precision Runway MonitorPSDN Public Switched Data NetworkPSL Primary Security LinePSN Packet Switched NetworkPSS Packet Switched ServicePSTN Public Switched Telephone NetworkPTC Presumed-to-ConformPUB PublicationPUP Principal User ProcessorPVC Permanent Virtual CircuitPVD Plan View Display

QQA Quality AssuranceQMI Quarantine Material Inspection

RRAIL Runway Alignment Indicator LightsRAPCO Radar Approach Control (USAF)RAPCON Radar Approach Control (FAA)RATCC Radar Air Traffic Control CenterRATCF Radar Air Traffic Control Facility (USN)RBC Rotating Beam CeilometerRBDPE Radar Beacon Data Processing EquipmentRBSS Radar Bomb Scoring SquadronRCAG Remote Communications Air/GroundRCC Rescue Coordination CenterRCF Remote Communication FacilityRCCC Regional Communications Control

CentersRCIU Remote Control Interface UnitRCL Radio Communications LinkRCLR RCL RepeaterRCLT RCL TerminalRCO Remote Communications OutletRCU Remote Control UnitRDAT Digitized Radar Data

RDP Radar Data ProcessingRDSIM Runway Delay Simulation ModelREIL Runway End Identification LightsREL Runway Entrance LightsRESA Runway End Safety AreaRETIL Rapid Exit Taxiway Indicator LightsRIL Runway Intersection LightsRF Radio FrequencyRGL Runway Guard LightsRL General Aviation Reliever AirportRMCC Remote Monitor Control CenterRMCF Remote Monitor Control FacilityRML Radio Microwave LinkRMLR RML RepeaterRMLT RML TerminalRMM Remote Maintenance MonitoringRMMS Remote Maintenance Monitoring

SystemRMS Remote Monitoring SubsystemRMSC Remote Monitoring Subsystem

ConcentratorRNAV Area Navigation

RNP Required Navigation PerformanceROD Record of DecisionROSA Report of Service ActivityROT Runway Occupancy TimeRP Restoration PriorityRPC Restoration Priority CodeRPG Radar Processing GroupRPS Retail Passenger ServicesRPZ Runway Protection ZoneRRH Remote Reading HygrothermometerRRHS Remote Reading HydrometerRRWDS Remote Radar Weather DisplayRRWSS RWDS Sensor SiteRSA Runway Safety AreaRSAT Runway Safety Action TeamRSS Remote Speaking SystemRT Remote TransmitterRT & BTL Radar Tracking And Beacon Tracking

LevelRTAD Remote Tower Alphanumerics DisplayRTCA Radio Technical Commission for

Aeronautics

RTIL Runway Threshold Identification LightsRTP Regional Transportation PlanRTR Remote Transmitter/ReceiverRTRD Remote Tower Radar DisplayRVR Runway Visual RangeRW RunwayRWDS Same as RRWDSRWP Real-time Weather ProcessorRWSL Runway status lights

SS/S Sector SuiteSAC Strategic Air CommandSAFI Semi Automatic Flight InspectionSALS Short Approach Lighting SystemSATCOM Satellite CommunicationsSAWRS Supplementary Aviation Weather

Reporting SystemSBGP State Block Grant ProgramSCC System Command CenterSCVTS Switched Compressed Video

Telecommunications Service

SDF Simplified Direction FindingSDF Software Defined NetworkSDIS Switched Digital Integrated ServiceSDP Service Delivery PointSDS Switched Data ServiceSPT Simplified Passenger TravelSEL Single Event LevelSELF Simplified Short Approach Lighting

System With Sequenced Flashing LightsSFAR-38 Special Federal Aviation Regulation 38SHPO State Historic Preservation OfficerSIC Service Initiation ChargeSID Station IdentifierSID Standard Instrument DepartureSIGMET Significant Meteorological InformationSIMMOD Airport and Airspace Simulation ModelSIP State Implementation PlanSITT Secured Identification Time TrackingSM Statute MilesSMGCS Surface Movement Guidance and

Control SystemSMPS Sector Maintenance Processor Subsystem

SMS Safety Management SystemSMS Simulation Modeling SystemSNR Signal-to-Noise Ratio, also: S/NSOC Service Oversight CenterSOAR System of Airports ReportingSOIR Simultaneous Operations On

Intersecting RunwaysSOIWR Simultaneous Operations on

Intersecting Wet RunwaysSRAP Sensor Receiver and ProcessorSRM Safety Risk ManagementSSALF SSALS with Sequenced FlashersSSALS Short Simplified Approach Lighting

SystemSSALR Simplified Short Approach Lighting

SystemSSB Single Side BandSTAR Standard Terminal Arrival RouteSTD StandardSTMUX Statistical Data MultiplexerSTOL Short Takeoff and LandingSURPIC Surface Picture

SVCA Service ASVCB Service BSVCC Service CSVCO Service OSVFO Interphone Service F (A)SVFB Interphone Service F (B)SVFC Interphone Service F (C)SVFD Interphone Service F (D)SVFR Special Visual Flight Rules

TT1MUX T1 MultiplexerTAAS Terminal Advance Automation SystemTAC Technical Advisory CommitteeTACAN Tactical Aircraft Control and NavigationTACR TACAN at VOR, TACAN onlyTAF Terminal Area ForecastTARS Terminal Automated Radar ServiceTAS True Air SpeedTATCA Terminal Air Traffic Control

AutomationTAVT Terminal Airspace Visualization Tool

TBS Total Body ScanTC Transport CanadaTCA Traffic Control Airport or Tower Control

AirportTCA Terminal Control AreaTCACCIS Transportation Coordinator Automated

Command and Control Information System

TCAS Traffic Alert And Collision Avoidance System

TCC DOT Transportation Computer CenterTCCC Tower Control Computer ComplexTCE Tone Control EquipmentTCLT Tentative Calculated Landing TimeTCO Telecommunications Certification

OfficerTCOM Terminal CommunicationsTCS Tower Communications SystemTDCM Tenant Design Criteria ManualTDPC Touchdown/Positioning CircleTDLS Tower Data-Link ServicesTDMUX Time Division Data Multiplexer

TDWR Terminal Doppler Weather RadarTDZ Touchdown ZoneTDZE Touchdown Zone ElevatorTDZL Touchdown Zone LightingTELCO Telephone CompanyTELMS Telecommunications Management

SystemTERPS Terminal Instrument ProceduresTFAC To FacilityTH ThresholdTHL Take-off hold lightsTIMS Telecommunications Information

Management SystemTIPS Terminal Information Processing

SystemTL TaxilaneTLOF Touchdown and Liftoff AreaTMA Traffic Management AdvisorTMC Traffic Management CoordinatorTMC/MC Traffic Management Coordinator/

Military Coordinator

TMCC Terminal Information Processing System

TMCC Traffic Management Computer ComplexTMF Traffic Management FacilityTML Television Microwave LinkTMLI Television Microwave Link IndicatorTMLR Television Microwave Link RepeaterTMLT Television Microwave Link TerminalTM&O Telecommunications Management and

OperationsTMP Traffic Management ProcessorTMS Traffic Management SystemTMSPS Traffic Management SpecialistsTMU Traffic Management UnitTODA Take-off Distance AvailableTORA Take-off Run AvailableTOF Time Of FlightTOFMS Time of Flight Mass SpectrometerTOPS Telecommunications Ordering and

Pricing System (GSA software tool)TORA Take-off Run AvailableTNAV Terminal Navigational Aids

TP Transport Canada PublicationTR Telecommunications RequestTRACAB Terminal Radar Approach Control in

Tower CabTRACON Terminal Radar Approach Control

FacilityTRAD Terminal Radar ServiceTRB Transportation Research BoardTRNG TrainingTSA Taxiway Safety AreaTSEC Terminal Secondary Radar ServiceTSP Telecommunications Service PriorityTSR Telecommunications Service RequestTSYS Terminal Equipment SystemsTTMA TRACON Traffic Management AdvisorTTY TeletypeTVOR Terminal VHF Omnidirectional RangeTW TaxiwayTWEB Transcribed Weather BroadcastTWR Tower (non-controlled)TY Type (FAACIS)

UUAS Uniform Accounting SystemUHF Ultra High FrequencyURA Uniform Relocation Assistance and Real

Property Acquisition Policies Act of 1970USAF United States Air ForceUSC United States CodeUSOC Uniform Service Order Code

VVALE Voluntary Airport Low EmissionVASI Visual Approach Slope IndicatorVDGS Visual Docking Guidance SystemVDME VOR with Distance Measuring EquipmentVF Voice FrequencyVFR Visual Flight RulesVGSI Visual Glideslope IndicatorVHF Very High FrequencyVLF Very Low FrequencyVMC Visual Meteorological ConditionsVNAV Visual Navigational Aids

VNTSC Volpe National Transportation System Center

VON Virtual On-netVOR VHF Omnidirectional RangeVOR/DME VHF Omnidirectional Range/Distance

Measuring EquipmentVORTAC VOR collocated with TACANVOT VOR Test FacilityVP/D Vehicle/Pedestrian DeviationVRS Voice Recording SystemVSCS Voice Switching and Control SystemVSR Vehicle Service RoadVTA Vertex Time of ArrivalVTAC VOR collocated with TACANVTOL Vertical Takeoff and LandingVTS Voice Telecommunications System

WWAAS Wide Area Augmentation SystemWAN Wide Area NetworkWC Work CenterWCP Weather Communications Processor

WECO Western Electric CompanyWESCOM Western Electric Satellite

CommunicationsWGS-84 World Geodetic System 1984WHA Wildlife Hazard AssessmentWHMP Wildlife Hazard Management PlanWMSC Weather Message Switching CenterWMSCR Weather Message Switching Center

ReplacementWSCMO Weather Service Contract

Meteorological ObservatoryWSFO Weather Service Forecast OfficeWSMO Weather Service Meteorological

ObservatoryWSO Weather Service OfficeWTHR WeatherWX Weather

X

Y

Z

The number of airports we’ve serviced...and counting. We also provide repeat service to an overwhelming majority of them. Award-winning service. Award-winning designs.

200+

Vancouver International Airport West Chevron Expansion, Richmond, BC

passengers in North America will go through an airport where we have completed a major project.

1 in 3

We’re active members of the communities we serve. That’s why at Stantec, we always design with community in mind.

Our work—professional consulting in planning, engineering, architecture, interior design, landscape architecture, surveying, environmental sciences, project management, and project economics—begins at the intersection of community, creativity, and client relationships. With a long-term commitment to the people and places we serve, Stantec has the unique ability to connect to projects on a personal level and advance the quality of life in communities across the globe.