GEN 2.3 — Chart Symbols
Chart symbols used in this AIP follow the conventions specified in ICAO Annex 4 — Aeronautical Charts, and ICAO Doc 8697 — Aeronautical Chart Manual.
Aerodrome Symbols
| Symbol Description | Meaning |
|---|---|
| Circle with runway indicator | Civil aerodrome |
| Circle with cross (×) | Military aerodrome |
| Combined symbol | Joint-use (civil/military) aerodrome |
| Open circle | Heliport |
Navigation Aid Symbols
| Symbol Description | Navigation Aid |
|---|---|
| Compass rose with centre dot | VOR / DVOR |
| Compass rose with square | VOR/DME or DVOR/DME |
| Solid circle | NDB (Non-Directional Beacon) |
| Square | DME (standalone) |
| Triangle | TACAN |
Airspace Symbols
| Line Type | Meaning |
|---|---|
| Dashed line | FIR boundary |
| Solid blue line | TMA / CTR boundary |
| Cross-hatched | Prohibited area (P) |
| Diagonal lines | Restricted area (R) |
| Dotted | Danger area (D) |
Other Symbols
- Waypoints: Filled triangle (compulsory), open triangle (on-request)
- ATS Routes: Solid line with designator label and magnetic track
- Obstacles: Inverted cone with height value (AGL/AMSL)
Reference: ICAO Annex 4, Chapter 3 — Symbols; ICAO Doc 8697.