: Designing for traditional ground-based aids like VOR, NDB, and ILS.
: Protecting the transition from instrument flight to visual landing. Latest Updates Icao Doc 8168 Vol 2
: Establishing parameters for turn areas, including wind spirals and bank angles, to ensure aircraft stay within protected airspace. : Designing for traditional ground-based aids like VOR,
: Grouping aircraft by stall speed to determine specific obstacle clearance altitudes (OCA/H) for each type. Key Technical Components including wind spirals and bank angles