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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Does one need to make temperature corrections for airspace avoidance?

This answer claims that airspace boundaries are based on true altitudes, not any particular altimeter setting. But temperature errors can cause indicated altitudes to vary wildly from true altitudes. ...
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Victor airways that have a floor above 1200 ft AGL

Chapter 5, section 3 of the AIM says that victor airways are "designated from 1200 ft above the surface (*or in some instances higher) up to but not including 18,000 ft MSL." What are the ...
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Can you cross an ADIZ without filing a flight plan, if departure and arrival are in the US?

I am planning a flight from Houston to Florida. The quickest way for me is to just fly direct to across the water saving many miles. I am trying to do this VFR. Is this possible without filing a ...
Ted Staggs's user avatar
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1 answer
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What does "MOA excluded" when Restricted Airspace active mean?

Looking at the VFR chart at 453507N1194903W there is a note: "BOARDMAN & BOARDMAN LOW MOAS EXCLUDED WHEN R-5701 & R-5706 ARE ACTIVE" What is being excluded here? The military's use ...
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Requesting to over fly a city “City Tour”

I’m an instrument rated pilot and I plan on taking my family flying for the first time soon. I fly out of FCM airport underlying the Minneapolis Bravo and I wanted to take my family on a flight over ...
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1 answer
277 views

How to decode NOTAM?

I am not a professional, but an amateur trying to self-learn NOTAM code. I need some help in decoding this real NOTAM: A1671/23 - VIDF (India): Temporary restricted area Activated FIR Period: 2023-08-...
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How to avoid conflict in VR military training route?

I'm new pilot. I know there is 1 mile distance from cloud above 10000 ft. Because plane can fly as fast as they want. However I noticed that like VR1203, they're ...
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Can I fly to a class D airport with an NPPL?

I wish to fly into Bristol (EGGD) in a Microlight. I can see they have a VFR approach procedure here. Can I do this? If so, what are the prerequisites? Assuming filing a flight plan is one of them.
Cloud's user avatar
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Which portions of class B and C airspace does CFR 91.157 (special VFR) apply to?

CFR 91.157 says that special VFR operations may be conducted below 10,000 ft MSL "within the airspace contained by the upward extension of the lateral boundaries of the controlled airspace ...
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Which airlines are banned from flying over Russia? Is there a list?

The New York Times' March 17, 2023 Banned From Russian Airspace, U.S. Airlines Look to Restrict Competitors includes the following: On its route from New Delhi to New York City, American Airlines has ...
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What ceiling does the FAA consider to be controlling for FAR 91.155(c)?

What ceiling does the FAA consider to be controlling for FAR 91.155(c)? The ceiling reported at the airport for which the surface-level controlled airspace is designated, or the ceiling directly ...
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What other times has a Chinese high-altitude balloon entered US airspace?

In an AP news article there's a quote from a politician stating: “This is not the first time a Chinese balloon has entered American airspace over sensitive national security areas,” Daines said in a ...
David Eugene Pratt's user avatar
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Reasoning Behind Individual Airspace Designations

Is there a site that explains the reasoning behind each individual airspace designation? I ask this because the sectional chart shows a 6 NM radius area centered at about 40°22'30.0"N 77°37'30.0&...
Rocky Scott's user avatar
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What are lateral boundaries? [duplicate]

In regard to: 103.17 OPERATIONS IN CERTAIN AIRSPACE No Person may operate an ultralight vehicle within Class A, Class B, Class C, or Class D airspace or within the lateral boundaries of the surface ...
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3 answers
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Why do airspace shelves look like upside down wedding cakes?

Is it because the majority of traffic comes from higher altitude?
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How to determine QNH zones like New Zealand did?

I saw a file stating that New Zealand has 11 zones and was wondering how it was determined and divided, does anyone have any idea? the paper offers a short description that doesn't cover much ...
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What is the change of "Airspace" here? Does it mean the airspace class of the airport has changed?

What is the change of "Airspace" here? Does it mean the airspace class of the airport has changed? I haven't reached a source where I can find the airspace classes used in my country anyway (...
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What is the purpose of warning areas? [closed]

What purpose does the warning area serve? Is it like CFA'S, MOA'S?
youngpilot's user avatar
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Why do aircraft fly over Paris when they're forbidden from doing so?

I though aircraft were forbidden to fly over Paris, but I can hear a lot of planes flying over Paris, and, looking at Flightradar24, they are really flying over the city. They are commercial planes, ...
blue112's user avatar
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What happens procedurally when a country's airlines are now allowed to fly through another country's airspace for the first time? (new flight routes?)

CNN's July 15, 2022 Saudi Arabia opens airspace to Israeli flights begins Saudi Arabia on Friday opened its airspace to all civilian carriers, including all flights to and from Israel, in a step ...
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What is meant when "flying/operating below Controlled Airspace"?

I'm currently studying for my PPL(A) and I've heard this phrase a few times now: The QNH must be used for flight below the Transition Altitude when flying below Controlled Airspace RPS should not be ...
Joshlucpoll's user avatar
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2 answers
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What Class Airspace Surrounds TRI Cities? [duplicate]

I'm planning out a "fly the Appalachian Trail" route, and as the AT comes out of the Great Smokey Mountains and heads for its crossing of the Nolichucky river, it puts anyone flying along it ...
William Walker III's user avatar
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2 answers
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Why does the surface-level Class E airspace at SIT/PASI (Sitka Alaska) extend so far to the northwest?

The August 1992 Final Rule "Terminal Airspace Reconfiguration" (page 38963, Federal Register Volume 57 No 167, August 27 1992) (link to pdf of entire issue opening to this page) stated that ...
quiet flyer's user avatar
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Restricted airspace and lower limits

I am a new UAS pilot who will be flying agricultural fields. Naturally, my first flight location is close to a restricted airspace for military practice. I want to make sure I my flights are compliant....
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Generally speaking, which assumes a greater (steeper) minimum climb or descent angle – approach procedures or departure procedures?

Generally speaking, which assumes a greater (steeper) minimum climb or descent angle – approach procedures or departure procedures? Which would typically require a larger extent of airspace protected ...
quiet flyer's user avatar
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Are there any "VFR corridors" in the US apart from the one in San Diego?

As far as I can tell, the only VFR Corridor (see AIM 3-5-5(b)) that exists is in San Diego. Is that correct or are there others elsewhere in the US?
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What routes are available for airliners to fly from Europe to Japan without entering Russian airspace?

Under the present circumstances it seems like for an European vector flying above Russian airspace can be dangerous (I don't know if Russian airspace is currently closed). However reaching Japan from ...
Just Curious's user avatar
8 votes
2 answers
1k views

Can ATC issue instructions to exclude certain aircraft over international waters?

As an example, the Anchorage Air Route Traffic Control Center's sector extends all the way to the North Pole, far beyond 200 nm of the US coastline. Suppose that the US decides to "close its ...
200_success's user avatar
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What does "outside controlled airspace above 1200ft AGL" mean?

I came across the following question when prepping for my PPL written exam: "During operations outside controlled airspace at altitudes of more than 1,200 feet AGL, but less than 10,000 feet MSL, ...
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How does an airspace class change from E to D affect already airborne aircraft?

In the US, there are some airports with a part-time tower. When the tower is in operation, the airspace around the airport is class D and requires communication with the tower. When the tower is ...
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In the US, what is the process for filing a DROTAM? [closed]

For drone pilots in the US, what is the process for filing a DROTAM?
mongo's user avatar
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What is the meaning of this "Navigational Warning" and does it apply to the aviation industry? [closed]

This was posted at https://sattrackcam.blogspot.com/2021/09/an-upcoming-trident-ii-d5-slbm-test-in.html Th blog post notes something as a "navigational warning". A few days ago a ...
NotStanding with GoGotaHome's user avatar
5 votes
1 answer
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Where does the FAA define the dimensions of Terminal Radar Service Area (TRSA) airspace?

The airspace over the United States is classified into various areas of "alphabet" airspace (A, B, C, D, E, G). This is known as "regulatory" or "rulemaking" airspace ...
randomhead's user avatar
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What airspace class is the New York Hudson/East River SFRA airspace, and what is its visibility requirements?

In general, the airspace below a Class B shelf is Class E airspace until 1200' or (more often) 700' AGL, and then Class G to the surface. Immediately surrounding the Hudson and East Rivers in New York ...
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How to sightsee in Class C and D airspaces?

There's a good explanation of procedures for Class B, all of which makes sense since pilots need specific clearance to enter Class B: How do I "sightsee" in a class Bravo airspace?? However, ...
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What should a Pilot do if they encounter foreign military jets? [closed]

Say you're flying an amateur-built plane just out over the waters of, say, Alaska. And then you encounter a fleet of maybe 5 foreign military jets directly above you, and then you get radio ...
Ginger's user avatar
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3 votes
1 answer
163 views

Is takeoff permitted from an aerodrome inside a CTR when it's outside the tower's operating hours? [closed]

I am departing from an airfield which is within the CTR of a nearby airport but outside tower operating hours. The chart doesn't specify this situation. According to ICAO rules, Am I allowed to take ...
Gus's user avatar
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1 answer
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Why is KLAX and KSEA depicted class D in IFR low enroute chart? [duplicate]

I was looking at ifr low enroute chart and just figured out that KSEA and KLAX are depicted as class D. Aren't they Class B airports? why do they have D mark?
Yong's user avatar
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1 answer
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What does Airspace 24 mean in this chart supplement?

I found this line in Leesburg Executive Airport (KJYO)'s chart supplement: I have looked in the Chart Supplement Legend under section 29 and there is no information about such an airspace. At the ...
user56994's user avatar
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4 answers
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How do you request a 3D block of airspace to to freely maneuver your privately owned military jet?

Referring to this How can you fly your own military jet in terms of altitude and acrobatics? how can you request a block of airspace to freely maneuver your private military jet (barrel rolls, ...
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4 votes
3 answers
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Why depict TRSA on a map?

Participation in TRSA services is completely optional. The depicted airspace is all still class E, and you can fly straight through it sans radio or transponder without violating any regulation. ...
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In the US, are there any operational control towers located in surface-level Class E airspace or in Class G airspace?

(This question pertains to the airspace of the United States.) FAR 91.126 gives some general rules for operating at or near airports in Class G airspace, and FAR 91.127 gives some general rules for ...
quiet flyer's user avatar
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7 votes
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Can an aircraft flying VFR with a squawk code enter adjacent class C or D airspace after being handed over to the destination tower? [duplicate]

In the US, a VFR aircraft request VFR flight following and is given a squawk code after takeoff. 15nm before arriving at it's destination class D airport, the TRACON facility instructs the pilot to &...
LobsterBaz's user avatar
-3 votes
1 answer
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Can I Restrict Commercial air Traffic above My Land for ordinary use and enjoyment? [duplicate]

I have 7.72 acres in the Southern California Desert. It's outside of Palm Springs Ca. My land was granted to My Grandfather in 1961 as a homestead. The patent states that I have ALL Rights, Privileges,...
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2 votes
1 answer
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How do you figure out which frequency to contact approach on for a class bravo transition?

I'm about 20 hours into my PPL, so maybe I just haven't gotten to this part yet. Suppose I'm flying KFCM to KRNH and I want to request clearance across the bravo. How do I figure out which approach ...
Shuo's user avatar
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6 votes
2 answers
499 views

Which altimeter setting is used to define airspace boundaries?

Let's say that we're flying VFR over the top of Class D airspace at 3,000 feet. The Class D extends up to 2,900 feet - we're above it, but just barely with a 100' buffer. We're also talking to ...
Trevor Johns's user avatar
10 votes
1 answer
506 views

What do these double Class Bravo airspace floor and ceiling limits mean?

While browsing SkyVector I came across these double Class B airspace limits within the same section (is that what you call it?). I'm wondering what it means and what the difference is between this and ...
Basaa's user avatar
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3 votes
1 answer
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Does this chart show a heliport in class D airspace without a control tower?

I was looking at the Los Angeles area on sky vector, and I noticed a tiny little triangular class D area right next to LAX. It shows that the height of the class D goes up to 2,500, but I couldn't see ...
GeckoFox1001's user avatar
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1 vote
1 answer
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In what airspace may gliders fly in clouds in the UK without an IFR flight plan and without contacting any air traffic control facility?

In what airspace may gliders (sailplanes) legally be flown in clouds in the UK without an IFR flight plan and without contacting any air traffic control facility? Also, how high does this class (...
quiet flyer's user avatar
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2 votes
2 answers
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If operating an ultralight with private pilot certificate, which rules apply?

If a holder of a private, commercial, or ATP pilot certificate operates an ultralight aircraft; and that aircraft is also equipped with the radios and transponders required by an airspace for GA ...
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