Chapter 3. Airspace Section 1. General Section 2. Controlled Airspace Section 3. Class G Airspace Section 3. Airport Marking Aids and Signs Section 2. Air Navigation and Obstruction Lighting 12/31/20 AIM Paragraph Page 2-1-9. Airport/Heliport Beacons 2-1-12 ............................................. 2-1-10. Taxiway Lights 2-1-13 ..................................................... 2-2-1. Aeronautical Light Beacons 2-2-1 ........................................... 2-2-2. Code Beacons and Course Lights 2-2-1 ...................................... 2-2-3. Obstruction Lights 2-2-1 .................................................. 2-3-1. General 2-3-1 ............................................................ 2-3-2. Airport Pavement Markings 2-3-1 ........................................... 2-3-3. Runway Markings 2-3-1 ................................................... 2-3-4. Taxiway Markings 2-3-7 ................................................... 2-3-5. Holding Position Markings 2-3-12 ............................................ 2-3-6. Other Markings 2-3-16 ..................................................... 2-3-7. Airport Signs 2-3-19 ....................................................... 2-3-8. Mandatory Instruction Signs 2-3-20 .......................................... 2-3-9. Location Signs 2-3-23 ...................................................... 2-3-10. Direction Signs 2-3-25 .................................................... 2-3-11. Destination Signs 2-3-28 .................................................. 2-3-12. Information Signs 2-3-29 .................................................. 2-3-13. Runway Distance Remaining Signs 2-3-29 .................................... 2-3-14. Aircraft Arresting Systems 2-3-30 ........................................... 2-3-15. Security Identification Display Area (SIDA) 2-3-31 ............................ 3-1-1. General 3-1-1 ............................................................ 3-1-2. General Dimensions of Airspace Segments 3-1-1 .............................. 3-1-3. Hierarchy of Overlapping Airspace Designations 3-1-1 ......................... 3-1-4. Basic VFR Weather Minimums 3-1-1 ........................................ 3-1-5. VFR Cruising Altitudes and Flight Levels 3-1-2 ............................... 3-2-1. General 3-2-1 ............................................................ 3-2-2. Class A Airspace 3-2-2 .................................................... 3-2-3. Class B Airspace 3-2-2 .................................................... 3-2-4. Class C Airspace 3-2-4 .................................................... 3-2-5. Class D Airspace 3-2-8 .................................................... 3-2-6. Class E Airspace 3-2-9 .................................................... 3-3-1. General 3-3-1 ............................................................ 3-3-2. VFR Requirements 3-3-1 .................................................. 3-3-3. IFR Requirements 3-3-1 .................................................. Table of Contents ii