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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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What happens when flying on a Victor airway but through a class B or C airspace?

I think it´s a very simple doubt but also very important, and i can´t find the answer. If you are flying on a Federal Airway that at some point cross a class B airspace (for example)...do you need ...
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Is 1N2 (Spadaro) in class G or D airspace?

I am confused about the situation where an airport is located in class G airspace and at the same time located in class D airspace. As we can see the picture below Spadaro (1N2) is located inside the ...
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In India, what is the difference between “local flying area” and “airspace”?

Can anyone define what is a "local flying area" and an "airspace" and what is the difference between the two? It would be good if the definition is as per Indian rules.
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Who controls airspace and time in my area on helicopters?

I live in Newport Beach which is located in Orange County, California. I recently moved to an area where helicopters fly once in a while at 2-3 am above my house. Since I live on a hill, the sound is ...
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How does airspace work with the navy?

Let's say some ships from the US Navy are in the middle of the Pacific Ocean. Is there anything to stop another country, say the Chinese or the Russians flying around them in circles, either to watch ...
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What class is the airspace at KGCN when the tower is closed?

I was wondering if someone could help me figure out how the airspace around the Grand Canyon National Park Airport (KGCN) works. The chart supplement here says: AIRSPACE: CLASS D svc 1 Jun thru 30 ...
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Is the airspace at KUGN class G from the surface to 1200' AGL where class E starts when the tower is closed?

The chart supplement for KUGN here says "AIRSPACE: CLASS D SVC 1200-0200Z other times CLASS E." Does that mean that when the tower is closed, the class D airspace switches to class E surface area ...
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97 views

How to find if an aircraft is inside an airspace using latitude and longitude? [closed]

I have the data of latitude and longitude of $n$ points on the boundary of the airspace of a country. I also have the coordinates of the current location of an aircraft. Using this data, how do I find ...
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Can ATC separate IFR traffic in class A airspace from VFR traffic in class E?

Is it possible for ATC to apply 3 miles separation between an IFR aircraft in class A and a VFR aircraft operating in class E, just below class A?
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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.
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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?
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256 views

What airspace are ultralight pilots allowed to use? [duplicate]

So I've been watching videos and thinking about getting into ultra-light aviation. Flying in a personal air-trike or paramotor looks like a lot of fun. Being new to the aviation arena I had a couple ...
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How is the control of airspace over disputed territories determined?

Reading this question about the division of airspace over the Persian Gulf reminded me of another potential issue regarding Persian Gulf airspace: the numerous territorial disputes in the area, such ...
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Sightseeing in a class Bravo airspace?

I went to go fly around DFW today, wanted to do some sight see of the city and such. When I got in the air I contacted approach to get VFR flight following and was going to remain outside of the class ...
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What is Lower Traffic Area (LTA) airspace in France?

In France, AIP ENR-2.1 subsection 2.1.2 defines airspaces of type CTA (control area), UTA (upper traffic area) and LTA (lower traffic area). I'm not familiar with LTA which appears not to exist ...
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Are there any locations where I could launch a rockoon with minimal red tape?

I'm currently working on a research project on hypersonic control surfaces, and as part of it, I'd like to launch a rocket-assisted lifting body from a high-altitude balloon. Are there any locations ...
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Why does U.S. airspace revert to class E above flight level 600?

According to Wikipedia, airspace defaults to class E below 18,000 feet AMSL (that is, all airspace below 18,000 feet AMSL is class E unless otherwise specified), whereas all airspace from 18,000 feet ...
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What are the FAA regulations on operating UAVs in class E airspace above FL600?

What are the regulations on flying UAVs (commercial or experimental) above FL600, i.e. in class E airspace above class A? I want to make a HAPS (High Altitude Pseudo Satellite) and operate it in the ...
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How do I find the floor of controlled airspace on sectional charts?

So, I understand finding floors and such when seeing something a fraction like 45/10 or 39/SFC, but I've been reviewing and gotten a couple of questions that look like this: What is he floor of the ...
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What is Arctic Control Area (ACA)?

I saw that in Jeppesen airway manual but I didn't find a definition for it. What is that? How to establish it? Who establishes it and for what reason?
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When is this Class D airspace not Class D airspace?

The Terminal Area Chart (TAC) shows the Class D airspace for Los Angeles International Airport (KLAX) view the full TAC. I have highlighted in green the north and south portions of the Class D ...
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Where does the Olive Branch (KOLV) class D ceiling meet the Memphis (KMEM) class B floor?

I'm having an internal debate on interpreting the Class D ceiling in part of the the Memphis TAC. My understanding was in the case of a Class D under a Class B shelf, the ceiling of the Class D ends ...
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Is there a triangle representation for the Canadian airspace?

I'm looking for the following figure, except modified for Canadian airspace. Does anybody have a copy, or can help me modify this one? I searched everywhere and could not find one.
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Which American State Aircraft use the RVSM exemption?

Reading about RVSM, I noted the exemption for "state aircraft." This is summarize in wikipedia as "State aircraft", which includes aircraft used in military, customs and police service, are ...
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Is the official weather report for an airport in Class D airspace controlling for its Class E surface extension?

If the official weather report for an airport for which Class D airspace is designated is showing IMC, is that controlling for a Class E surface extension (designated for that airport)? For example, ...
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What class airspace is depicted in the magenta colored area southeast of the Lake Havasu City, Arizona AIrport?

What class airspace is depicted in the picture below within the wide magenta colored bar southeast of the Lake Havasu City, Arizona Airport (on the Phoenix, Arizona Sectional Chart)? What are the ...
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256 views

Why haven't the remaining TRSAs been converted to Class C airspace?

The communication and radar equipment is already in place to provide radar services. ATC staff them. It seems like the biggest investment to get them converted to class C is charting. Why haven't they ...
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374 views

What exactly is the airspace above CYYZ (Toronto)?

I'm planning my first real life cross country trip from KFRG to CYKZ. I'm trying to understand the Toronto Airspace: Is a Canadian Class C airspace the same as a US Class B airspace? Toronto Pearson ...
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What is the best VFR route to CYKZ (ButtonVille) when approaching from the southeast?

I'm planning my first real life cross country trip from KFRG to CYKZ. But I'm very confused by the Toronto airspace. My main question is around how to approach ButtonVille airport from the south (say ...
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265 views

Does a class E airspace still exist when the associated airport is closed?

An airport tower closes at 1600 hours: Does the extension (class E from surface up) airspace becomes non existing? Can I fly through since the tower is closed?
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348 views

Where exactly is the 700 and 1200 foot AGL for class E airspace measured from?

Are the AGL numbers measured from the Maximum Elevation Figure listed on the sectional?
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Can a holding pattern be in class G airspace?

Is separation provided between aircraft holding in class G airspace? Could there be a holding stack in class G?
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Is a clearance needed to depart a helipad in class B airspace?

I have noticed statements like the following on sectionals: This would seem to suggest that a clearance is needed to "depart" any helipad, even if you are staying under the wedding cake. Is that true?...
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Are there any problems opening a helipad close to an airport?

I am looking at the possibility of installing a helipad at my house which is within 1.5 miles of a Class D airport. The location is not in the approach to any of the runways, however. I am not a ...
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Who decided which airspaces not to fly through and how?

I was looking at some flight paths, and I noticed that while some airspaces are ignored by planes for "obvious" reasons, like the Ukraine - Russian border airspace. For example, this flight seems to ...
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What is Class E3 airspace?

I am not aware of Class e3 airspace that is now associated in an area I used to be able to fly. It is now requiring FAA authorization.
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Can I fly part 107 in DC SFRA?

I want to fly at 77° 38' and 38° 56'. This is in the DC SFRA, in class B airspace (starting at 1500ft MSL). Can I fly here as a part 107 pilot without asking permission?
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How different is flying through Free Route Airspace (FRA)?

I understand the flight planning and ATC aspects of Free Route Airspace. I'm trying to understand what a pilot does differently while flying in an FRA. Are there changes to standard procedures while ...
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Where could I find a MATLAB implementation of TCAS algorithms?

Where could I find a MATLAB implementation of TCAS algorithms and simulation? My research work deals with collision avoidance of a multi-UAV scenario in a small airspace.
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Is a holding pattern always counter-clockwise?

Is a holding pattern always counter-clockwise? Or is it dependent upon the controlling airspace?
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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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524 views

Is there any class G airspace that extends to 14,500 MSL? [duplicate]

The U.S. Aeronautical Information Manual, part 3−2−6, lists a variety of airspace areas which may be designated type E. From reading this section, I get the impression that "typical" class E airspace ...
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What regulations apply to flying near blasting areas in Canada?

I was flying near CYPK the other day and for convenience and since I was close to it, reported as being "above the blasting area". My instructor pointed out better not to do that. That made me think ...
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How did ATC procedures and airspace structure change after San Diego PSA collision?

In 1978, a Pacific Southwest Airlines aircraft collided with a Cessna 172 while approaching the San Diego airport in California. The GA aircraft was piloted by a student, and crossed the approach ...
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When do you contact ATC when departing from a non-towered airport into class B controlled airspace?

When do you contact ATC when departing from a non-towered airport into class B controlled airspace? This is the situation where the uncontrolled airport sits under the Class B shelf.
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When do you contact ATC when departing from a non-towered airport into class D controlled airspace?

I had this question posed to me the other day and I wanted to make sure I responded correctly. When do you contact ATC when departing from a non-towered airport into class D controlled airspace? ...
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Why doesn't EVA Air BR087 (Taipei to Paris) follow the shortest path?

I've noticed that the flight BR087 from TPE to CDG doesn't follow an orthodrome. Instead, it seems to take great pains to avoid the Chinese airspace entirely. Why? EVA Air has other flights ...
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What regulations are in place for ultralight vehicles flying over US national parks?

A flight instructor i met with recently said that flying ultralight over national parks is a crime. The law section of the powered paragliders bible has nothing on parks. One would think that ...
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What's a TRA and how does it differ from a TFR?

This is from a recent email from the FAA Safety Team: The FAA will soon begin limited use of a Temporary Restricted Area (TRA) in certain areas when the types of operation(s) to be conducted ...
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Why does Turkish airlines still fly over Iraq, is it safe?

I realized that Turkish Airlines have a lot of flights over Iraq. For example, here is a flight from Istanbul to Maldives (TK 730). Do you know if it is safe to fly there? Till today I thought ...