Questions tagged [airspace]

Airspace means the air above a specific country (e.g. US airspace) but for aviation purposes it is usually divided into different types, each of which may have different regulations.

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76
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3answers
20k views

I just flew into class B airspace without a clearance, what should I do now?

Hypothetical: Let's say (for whatever reason) a pilot became distracted or disorientated, and found themselves in class B airspace. What steps should they take immediately and after landing to be ...
37
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2answers
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How do I “sightsee” in a class Bravo airspace?

There are some good sights to see inside of class Bravo airspace. What is the best way to plan and communicate to ATC that my intention is to fly into the airspace to see some specific landmarks?
34
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1answer
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Why is there a strip of uncontrolled airspace between Russia and Norway?

The airspace between Russia and Norway over the Barents Sea is an uncontrolled air space; no FIR is set. Illustration taken from this document. This area is like a corridor from the Scandinavian ...
34
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2answers
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What does “OBJECTIONABLE” indicate on a VFR chart?

On the Tulsa, Oklahoma VFR sectional the top of the outer Class C ring says "OBJECTIONABLE". Does this indicate some information on the chart is in dispute? I don't see anything in the VFR chart ...
32
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5answers
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What is Class F airspace, and why is it not used in the US?

I've read that ICAO defines Class F airspace but the FAA has chosen not to use the airspace class in the US. What is the ICAO definition of Class F airspace and how does it differ from other airspace ...
30
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4answers
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Why would the Pakistan airspace closure cancel flights not headed to Pakistan itself?

The India-Pakistan feud has heated up again, with Pakistan closing its airspace as a result. I know many international routes fly over Pakistan, and that the closure would cause issues, but this ...
27
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6answers
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Do I have any authority over airspace above my land?

With all this talk about drones flying around and delivering parcels for the merchant websites, I'm wondering from a "landlubber's" perspective, how much say I have over the airspace of my private ...
27
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2answers
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What should you do if you are forced to enter restricted or prohibited airspace?

Apparently, even if you have declared an urgent situation or an emergency, you cannot enter restricted or prohibited airspace, and ATC may not be able to clear you into the area. So, my question: If ...
26
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3answers
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When flying VFR without GPS, how do pilots know if they are inside controlled airspace or not?

How do VFR pilots know whether or not they are inside controlled airspace if they don't have GPS onboard?
26
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3answers
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Can I fly “into” the Grand Canyon?

I haven't looked at the Grand Canyon on a sectional yet, but I know that it is definitely big enough (by far) so that someone could fly a plane under the level of the rim and stil meet all of ...
24
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5answers
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Can civilian aircraft fly through or land in restricted airspace in an emergency?

This is a super hypothetical question of mine. I was wondering if civilian pilots who happened to be faced with a severe emergency could fly through or possibly request to land in restricted airspace? ...
23
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4answers
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What is the difference between the airspace's classes (for non-pilots)?

When I'm reading about aviation, it's very common to see references to Class B or Class C airspace and airports. What are the different classes and what are the differences between them?
22
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To which airspace does the border of two adjacent airspaces belong to?

Consider two adjacent airspaces of different categories. For example, airspace G is up to 2500' and above this is an airspace D. The border is at 2500'. Which airspace are you in if flying at exactly ...
22
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1answer
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Why was the Iraqi airspace closed on 12 Mar 2020?

I was onboard BA105 on March 12, 2020 (London LHR to Dubai DXB), which was rerouted (I hope this is the correct term) to fly over Egypt. See the inflight map photo below: Close to arrival, the crew ...
22
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4answers
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Can you bust a TFR while operating under IFR?

Is it possible for the pilot to be held responsible for violating a Temporary Flight Restriction if the controller makes a mistake while you are operating under an Instrument flight plan (ie: does not ...
21
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1answer
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How does aviation deal with satellite and Moon laser ranging, and other scientific lasers in the sky?

It seems there are many scientific laser ranging stations around the globe and some are mobile. Scientists Bounce Laser Off Soviet Lunar Rover Lost On Moon Decades Ago. Source Questions How ...
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Why does Class D overlap class B around SeaTac? …and other Seattle Bravo airspace strangeness

I noticed KBFI's class delta overlaps SeaTac's bravo by 500 to 700 feet. Does anyone know which tower the overlapping airspace belongs to? Does it classify as Bravo airspace and do you need to hear ...
20
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1answer
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What is a counseling session with the FSDO/FAA?

I just flew into Bravo unintentionally 48 hours ago. My error: I thought I was 1,500 feet above the ceiling, but I was 1,000 feet below it. Furthermore, I had an incorrect frequency for Approach, and ...
19
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3answers
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What is the legal altitude to fly through Yosemite Valley (US)?

I have a question regarding flying in the Yosemite Valley national park, which I flew over last weekend in an open-cockpit gyroplane. The sectional states you must be a minimum of 2,000 ft about the ...
19
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3answers
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Is it legal to fly in RVSM airspace with an inoperative autopilot?

FAR Part 91, Appendix G, Section 2 says: (c) Altitude-keeping equipment: All aircraft. To approve an aircraft group or a nongroup aircraft, the Administrator must find that the aircraft meets ...
17
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2answers
993 views

How precisely are airspace borders defined?

I'm studying for the commercial drone certificate. In Tucson, AZ the class C airspace covers about half of the city, but the charts don't list the exact point that it ends. Here's a portion of the VFR ...
17
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4answers
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Does Flight Following automatically include permission to fly through class C or D airspace?

The situation is as following - I requested flight following at approach, got a squawk and instructed to maintain VFR with heading and altitude at my discretion. My route is through class D and class ...
16
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3answers
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What does the “T” on sectional charts mean in reference to airspace altitude?

These are present in the San Francisco class bravo / Oakland class charlie and O'Hare class bravo / Midway class charlie.
16
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3answers
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What's usually going on in a “hot” military operations area (in the US)?

Like many people in aviation, I've been around pilots who've flown in or through the edge of a Military Operations Area (MOA) while operating under visual flight rules. Usually they ask ATC if the MOA ...
16
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1answer
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How is airspace in the Persian Gulf determined?

In the wake of the Qatar diplomatic crisis, I saw this image from Business Insider: How is airspace in the Persian Gulf determined? Why, for instance, does Bahrain have such a disproportionately ...
16
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1answer
905 views

What's the process for an uncontrolled airfield to become controlled/towered?

I know some uncontrolled airports can have more operations per day than many controlled airports. That got me wondering what the process is for the change to a towered, controlled airport. I know a ...
15
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2answers
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Are civilian/GA pilots expected to “see and avoid” fast military jets in VMC?

I don't know if this also applies to the U.S. or just to Europe, but in Europe the civilian airspace is frequently used by military jets. On numerous occasions I've seen F-16's and other fighter jets ...
15
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2answers
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How are airspace violations detected?

Are airspace violations (e.g. entry to class B without clearance) based on primary radar and/or Mode C transponder, or something else? I read that Mode C altitude is based on pressure altitude, i.e., ...
15
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5answers
8k views

Where can I get the FAA data that defines airspace, including MOAs etc.?

I was looking at http://www.gelib.com/aeronautical-charts-united-states.htm, where you can download shape files for Google Earth that show US airspaces. I'm writing some software that has a similar ...
15
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3answers
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Are fireworks a hazard to aircraft?

Tonight's fireworks got me wondering: With all of the firework displays happening at the same time, how do they keep aircraft away from them? Is there any risk of collision or blinding the pilots? ...
15
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1answer
1k views

What is this strange cutout in Class B of Kansas City International Airport?

To the Northwest of the KMCI Class B airspace, there is a strange cut out in SFC/80 airspace, which I highlighted at this link (and shown in picture below): highlighted in purple - Image Source: www....
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4answers
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Is it required to contact approach when flying VFR into a Class D airfield?

Is it required when under VFR to contact an airfield's approach when approaching to land at a class D? KDLH is my example airfield. They possess independent radar approach and departure (same ...
14
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1answer
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Is it possible to get permission for a GA flight to land at Reagan National Airport?

If it is possible for a General Aviation flight to land at Reagan National Airport, what would you have to do? If it's not, what kind of security clearance do commercial carriers and their pilots ...
14
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1answer
4k views

How to find out if Restricted Area is “hot” before taking off?

For example, I often fly from KCHO to KOXB and almost always get cleared through R-4005 and R-4006. Occasionally they will be hot and I will have to go around, wasting time and fuel compared to if I ...
13
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3answers
2k views

What is it like flying in class B airspace?

I'm a student pilot at a class C airport in the USA. Last weekend I did pattern work. Mostly touch and goes, but it was busy and my approaches were less than perfect so there were some go arounds and ...
13
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2answers
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Where can I find old (historical) FIR map?

I'm doing a research with FIR Ho Chi Minh (formerly named FIR Saigon). I've read a document which said: During the Fall of Saigon, ICAO, in 28th of April 1975, had divided FIR Saigon into 3 AOR: ...
13
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1answer
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Why does only class C airspace have an “outer area”?

There is an area called "outer area" near class C airspace. As described by this AIM: Though not requiring regulatory action, Class C airspace areas have a procedural Outer Area. Normally this area ...
13
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2answers
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What restrictions apply to flying RC and UAV planes in India at very low altitudes?

We are working on a UAV and will soon get to the testing phase. We intend to fly at a maximum altitude of 300-400 meters. I wanted to know as to what restrictions apply to the airspace in India (...
12
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7answers
11k views

Can an IFR clearance be issued and flown through IMC in class G airspace?

Let's say an IFR flight was planned to depart from a non-towered airport with class G airspace extending from the surface to 700 feet AGL. The flight visibility and ceiling both go down to 0. Can the ...
12
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2answers
407 views

Gas Venting Stations: What's The Big Deal?

On sectional charts you can see that, through various restrictions, regulators encourage pilots to avoid flying too close to Gas Venting Stations. These seem to be places where natural gas may ...
12
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4answers
9k views

Which parts of class E airspace can an ultralight (part 103) fly in without prior ATC authorization?

I'd like to clarify a very specific statement from 14 CFR Part 103: 103.17 OPERATIONS IN CERTAIN AIRSPACE No Person may operate an ultralight vehicle within Class A, Class B, Class C, or Class D ...
12
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1answer
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When do you contact ATC when departing from a non-towered airport into class C controlled airspace?

When you're departing from an airport within controlled airspace, when should you contact ATC? This is when the airport you were departing from is non-towered. Scenario: I am departing a non-towered ...
12
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1answer
809 views

How do aircraft carriers treat foreign Flight Information Regions?

Aircraft carriers have the right to be anywhere as long as they stick to international waters. But as soon as a plane leaves the deck, that's somebody's FIR. Granted they can fly low, or even know ...
11
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3answers
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Can gliders access restricted airspace?

If I recall, in America there were several "Prohibited Access" airspaces and others required permission, via radio, to enter in a typical aircraft. But, what if I'm gliding over a restricted airspace? ...
11
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2answers
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Do military aircraft overflying other countries' airspace require special clearance?

Is there any special clearance, when military aircraft will overfly other countries' airspace? Are they continuously monitored?
11
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2answers
1k views

What is the difference between published and unpublished waypoints?

While reading some articles about free route airspaces I found reference to two types of waypoints: Free route airspace (FRA) is a specified airspace within which users can freely plan a route ...
11
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1answer
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What is a listening squawk?

A NATS video recommends the use of a listening squawk as one of the means to avoid infringing airspaces. What is it? And what is the equivalent of it outside of the UK? Say in the US.
11
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1answer
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When conducting a circling approach, how close do you have to stay to the airport (especially with the new FAA requirements)?

I heard that the FAA recently changed how they calculate the protected area for circling approaches, and it looked quite complicated because it changes based on altitude and speed, etc. Can you ...
10
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1answer
3k views

What is an Air Defense Identification Zone (ADIZ)?

China recently caused some controversy by announcing an Air Defense Identification Zone (ADIZ) in the East China Sea. There is also an ADIZ surrounding most of North America. What exactly is an ADIZ ...
10
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1answer
537 views

Where can the airspace boundary coordinates for Fayetteville TRACON be found?

I would like a map depicting the airspace owned by Fayetteville TRACON that includes lat/long coordinates (i.e. not just a cartoon-y outline with no information). Ideally, I'd like to find a site ...

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