INDEX [References are to page numbers] AIM 12/31/20 A Accident, Aircraft, Reporting, 7 − 7 − 1 Accident Cause Factors, 7 − 6 − 1 Adherence to Clearance, 4 − 4 − 5 ADS − B.  See  Automatic Dependent Broadcast Services ADS − R.  See  Automatic Dependent Surveillance − Rebroadcast Advisories Braking Action, 4 − 3 − 13 Inflight Aviation Weather, 7 − 1 − 9 Minimum Fuel, 5 − 5 − 7 Traffic, 5 − 5 − 5 Aerobatic Flight, 8 − 1 − 8 Aerodrome Forecast (TAF), 7 − 1 − 67, 7 − 1 − 68, 7 − 1 − 69 Aeronautical Charts, 9 − 1 − 1 Publications, 9 − 1 − 1 Aeronautical Light Beacons, 2 − 2 − 1 AFIS.  See  Automatic Flight Information Service AHRS.  See  Attitude Heading Reference System Air Ambulance Flights, 4 − 2 − 4 Air Defense Identification Zones, 5 − 6 − 13 Air Route Surveillance Radar, 4 − 5 − 7 Air Route Traffic Control Centers, 4 − 1 − 1 Air Traffic Control Aircraft Separation, 4 − 4 − 1 Clearances, 4 − 4 − 1 Pilot Services, 4 − 1 − 1 Air Route Traffic Control Centers, 4 − 1 − 1 Airport Reservations, 4 − 1 − 18 Approach Control Service, Arriving VFR Aircraft, 4 − 1 − 2 Automatic Terminal Information Service, 4 − 1 − 7 Communications, Release of IFR Aircraft, Airports without Operating Control Tower, 4 − 1 − 1 Control Towers, 4 − 1 − 1 Flight Service Stations, 4 − 1 − 1 Ground Vehicle Operations, 4 − 1 − 6 IFR Approaches, 4 − 1 − 6 Operation Rain Check, 4 − 1 − 1 Radar Assistance to VFR Aircraft, 4 − 1 − 11 Radar Traffic Information Service, 4 − 1 − 9 Recording and Monitoring, 4 − 1 − 1 Safety Alert, 4 − 1 − 10 Terminal Radar Services for VFR Aircraft, 4 − 1 − 12 Tower En Route Control, 4 − 1 − 14 Traffic Advisory Practices, Airports Without Operating Control Towers, 4 − 1 − 2 Transponder Operation, ADS − B Out Operation, 4 − 1 − 15 Unicom, Use for ATC Purposes, 4 − 1 − 7 Unicom/Multicom, 4 − 1 − 6 Air Traffic Control Radar Beacon System, 4 − 1 − 15, 4 − 5 − 2 Aircraft Arresting Devices, 2 − 3 − 30 Call Signs, 4 − 2 − 3 Lights, Use in Airport Operations, 4 − 3 − 27 Unmanned, 7 − 6 − 2 VFR, Emergency Radar Service, 6 − 2 − 1 Aircraft Conflict Alert, 4 − 1 − 11 Airport Aids, Marking, 2 − 3 − 1 Holding Position, 2 − 3 − 12 Pavement, 2 − 3 − 1 Holding Position, 2 − 3 − 1 Other, 2 − 3 − 1 Runway, 2 − 3 − 1 Taxiway, 2 Airport Advisory/Information Services, 3 − 5 − 1 Lighting Aids, 2 − 1 − 1 Local Airport Advisory (LAA), 4 − 1 − 4 Operations, 4 − 3 − 1 Communications, 4 − 3 − 20 Exiting the Runway, After Landing, 4 − 3 − 25 Flight Check Aircraft, In Terminal Areas, 4 − 3 − 28 Flight Inspection, 4 − 3 − 28 Gate Holding, Departure Delays, 4 − 3 − 21 Intersection Takeoffs, 4 − 3 − 16 Low Approach, 4 − 3 − 19 Low Level Wind Shear/Microburst Detection Systems, 4 − 3 − 13 Option Approach, 4 − 3 − 26 Signals, Hand, 4 − 3 28 Taxi During Low Visibility, 4 − 3 − 24 Traffic Control Light Signals, 4 − 3 − 19 Traffic Patterns, 4 − 3 − 1, 4 − 3 − 2 Use of Aircraft Lights, 4 − 3 − 27 Use of Runways, 4 − 3 − 8 VFR Flights in Terminal Areas, 4 − 3 − 21 VFR Helicopter at Controlled Airports, 4 − 3 − 21 With Operating Control Tower, 4 − 3 − 1 Without Operating Control Tower, 4 3 − 7 I − 1 Index