Airspace Flashcards
Controlled airspace consists of:
Class A, B, C, D, E
18,000 ft MSL to FL 600 (IFR). Controlled airspace.
Class A Airspace
Surface to 10,000 ft. Surrounds busy airports. ATC clearance required. Controlled airspace.
Class B Airspace
Surface to 4,000 ft above airport elevation. Operational control tower. 2-way communication w/ATC required. Controlled airspace.
Class C Airspace
Surface to 2,500 ft above airport elevation. Operational control tower. 2-way communication w/ATC required. Controlled airspace.
Class D Airspace
Controlled airspace not A,B,C,D from the surface or designated altitude to adjacent or other overlying controlled airspace.
Class E Airspace
Extends from surface to base of overlying Class E airspace. ATC has no authority or responsibility, but VFR minimums apply. Uncontrolled airspace.
Class G Airspace
Class A VFR Weather Minimums
Not applicable
Class B Flight Visibility (statute miles)
3 statute miles
Class C Flight Visibility (statute miles)
3 statute miles
Class B Distance from Clouds
Clear of clouds
Class C Distance from Clouds
1,000 ft above
500 ft below
2,000 ft horizontal
Class D Flight Visibility (statute miles)
3 statute miles
Class D Distance from Clouds
1,000 ft above
500 ft below
2,000 ft horizontal
Class E Flight Visibility (statute miles)
At or above 10,000 ft MSL
5 statute miles
Class E Flight Visibility (statute miles)
Less than 10,000 ft MSL
3 statute miles
Class E Distance from Clouds
At or above 10,000 ft MSL
1,000 ft above
1,000 ft below
1 statute mile horizontal
Class E Distance from Clouds
Less than 10,000 ft MSL
1,000 ft above
500 ft below
2,000 ft horizontal
Class G Flight Visibility (statute miles)
1,200 ft or less above the surface (regardless of MSL altitude) (Day and Night)
Day: 1 statute mile
Night: 3 statute miles
Class G Flight Distance from Clouds
1,200 ft or less above the surface (regardless of MSL altitude) (Day and Night)
Day: Clear of clouds
Night: 1,000 ft above
500 ft below
2,000 ft horizontal
Class G Flight Visibility (statute miles)
More than 1,200 ft above the surface but less than 10,000 ft MSL (Day and Night)
Day: 1 statute mile
Night: 3 statute miles
Class G Flight Distance from Clouds
More than 1,200 ft above the surface but less than 10,000 ft MSL (Day and Night)
Day and Night:
1,000 ft above
500 ft below
2,000 ft horizontal
Class G Flight Visibility (statute miles)
More than 1,200 ft above the surface and at or above 10,000 ft MSL
5 statute miles
Class G Flight Distance from Clouds
More than 1,200 ft above the surface and at or above 10,000 ft MSL
1,000 ft above
1,000 ft below
1 statute mile horizontal
VFR Cruising Altitudes and Flight Levels
Magnetic Course
0-179 Degrees
More than 3000 Feet AGL, Less than 18,000 Feet MSL
Odd Thousands MSL,
Plus 500 Feet
(3500, 5500, etc.)
VFR Cruising Altitudes and Flight Levels
Magnetic Course
180-359 Degrees
More than 3000 Feet AGL, Less than 18,000 Feet MSL
Even Thousands MSL,
Plus 500 Feet
(4500, 6500, etc.)
Federal Airways
“Victor Routes”
Controlled Airspace
Extends from 1,200 feet AGL, up to, but not including 18,000 feet MSL along a published route
Class D
Within 4NM of airport at or below 2,500 feet AGL, do not exceed _______ KIAS
Do not exceed 200 KIAS
Class C
Within 4NM of the primary airport at or below 2,500 feet AGL, do not exceed _______ KIAS
Do not exceed 200 KIAS
