Class C airspace will separate VFR from IFR aircraft, and they will issue traffic advisories. Class B is one of the more interesting airspaces when it comes to VFR separation. Whenever you are cleared to fly through Class B airspace, you and all other aircraft are provided with a minimum of 500 feet separation (until/ unless visual separation 4 days ago · Typically, Class G airspace extends from the surface to either the base of the overlying controlled airspace or 1,200 feet above ground level (AGL), whichever is higher. It can also extend higher in certain areas, such as near airports or in mountainous regions. You can easily identify Class G airspace on a map by its lack of shading or symbols There is a note in AIM 3-2-6 e (2) that states: If a part–time Class C, Class D, or Class E surface area becomes Class G airspace, the arrival extensions will change to Class G at the same time. My view is that the surface area remains Class G and, although not necessarily advisable, it is legal when flying VFR to approach and land as long as Class F is not used. Class G airspace is defined wherever Class A and Class C airspaces are not defined. Class G airspace allows IFR and VFR operations. For altitudes less than 3,000 metres (9,800 ft) the speed must not exceed 450 kilometres per hour (280 mph; 240 kn). Flights are provided with flight information service as requested. IFR These procedures require the pilot, at or prior to the MAP, to determine if the published minimum visibility, or the weather minimums required by the operating rule (e.g., Part 91, Part 135, etc.), or operations specifications (whichever is higher) is available to safely transition from IFR to VFR flight. If not, the pilot must execute a missed Q101. A special VFR clearance authorizes the pilot of an aircraft to operate VFR while within Class D airspace when the visibility is. A) at least 1 mile and the aircraft can remain clear of clouds. B) less than 1 mile and the ceiling is less than 1,000 feet. C) at least 3 miles and the aircraft can remain clear of clouds. Class G Airspace. Class G airspace (uncontrolled) is that portion of airspace that has not been designated as Class A, Class B, Class C, Class D, or Class E airspace. 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 Air traffic control service is provided to all flights within airspace classes A to D and to those flights operating in accordance with the instrument flight rules (IFR) in class E airspace; these are known as ‘controlled airspace’ classifications. Flight information service may be provided to all flights in class G (uncontrolled airspace OMur.