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3-3-1.
General
Class G airspace
(uncontrolled) is that portion of the airspace that has
not been designated as Class A, Class B, Class C, Class D,
or Class E airspace.
3-3-2.
VFR Requirements
Rules governing VFR flight
have been adopted to assist the pilot in meeting the
responsibility to see and avoid other aircraft. Minimum
flight visibility and distance from clouds required for
VFR flight are contained in 14 CFR Section 91.155. (See
TBL 3-3-1.)
3-3-3.
IFR Requirements
a.
The CFR's specify the pilot and aircraft
equipment requirements for IFR flight. Pilots are
reminded that in addition to altitude or flight level
requirements, 14 CFR Section 91.177 includes a
requirement to remain at least 1,000 feet (2,000 feet in
designated mountainous terrain) above the highest
obstacle within a horizontal distance of 4 nautical
miles from the course to be flown.
b.
IFR Altitudes and Flight Levels. (See TBL
3-3-1.)
TBL 3-3-1
IFR Altitudes and Flight
Levels
Class G Airspace
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If your magnetic
course (ground track) is: |
And you are
below
18,000 feet MSL, fly: |
And you are at
or above 18,000 feet MSL but below FL 290, fly:
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And you are at
or above FL 290, fly 4,000 foot intervals:
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0°to 179°
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Odd thousands MSL,
(3,000; 5,000; 7,000, etc.) |
Odd Flight Levels
(FL 190; 210; 230, etc.) |
Beginning at FL 290;
(FL 290; 330; 370, etc.) |
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180° to 359°
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Even thousands MSL,
(2,000; 4,000; 6,000, etc.) |
Even Flight Levels
(FL 180; 200; 220, etc.) |
Beginning at FL 310;
(FL 310; 350; 390, etc.) |
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