Garmin G900X Pilot's Manual - page 237
GPS NAVIGATION
190-00726-00 Rev. A
5-79
Garmin G900X Pilot’s Guide
AIRSPACE TYPE AND CONTROLLING AGENCY
The following types of airspaces (information shown in the Airspace Agency Box, Figure 5-46) are on the
Nearest Airspaces Page:
• ICAO control area
• Mode C tower area
• Alert area
• Caution area
• Danger area
• Prohibited area
• Restricted area
• Training area
• Unknown area
• Warning area
• Class C, ICAO terminal control area, Terminal radar
service area (TRSA), Mode C area, and Military
operations area (MOA)
• Military operations area (MOA), Warning area, Alert
area, Caution area, Danger area, Prohibited area,
Restricted area, Training area, and Unknown area
• Class B airspaces
• Class C airspaces
• Class D airspaces
• MOA airspaces
The Vertical Limits Box displays the floor and ceiling limits of the airspace alert. The following are examples of
what may appear as vertical limits for an airspace:
• 5000 ft MSL (5,000 feet mean sea level)
• 5000 ft AGL (5,000 feet above ground level)
• MSL (at mean sea level)
• NOTAM (see Notice to Airmen)
• Unknown
• Unlimited
• See Chart
• Surface
NOTE:
All airspace alerts, except for prohibited areas, may be turned on or off from the System Setup Page.
An altitude buffer is also provided on the System Setup Page to provide an extra margin of safety above or
below the published limits. See the System Overview Section for additional details.