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Questions tagged [regulations]

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71 votes
15 answers
18k views

Why don't commercial airplanes carry Earth-observing instruments?

Governments and private companies spend hundreds of millions of dollars to send Earth-observing satellites to capture imagery or scan the terrain with lasers or radars. Meanwhile, commercial planes ...
Camilo Rada's user avatar
  • 1,251
48 votes
6 answers
36k views

How close can planes fly to each other over the ocean?

While on a recent Air Transat flight from Toronto Pearson to London Gatwick, several hours into the flight and over the Atlantic Ocean, my daughter and I noticed a plane behind ours to the left, ...
Wendy's user avatar
  • 477
48 votes
7 answers
11k views

Can ATC handle a flight as emergency although the pilots have not declared an emergency?

The preliminary report for the LNI610 crash shows how much distractive conversation there was between ATC and LIN610 at a time when the pilots clearly didn't have the aircraft under control – as ...
summerrain's user avatar
  • 3,364
41 votes
7 answers
42k views

Do lights on aircraft flash in a specific pattern?

On a clear night, everyone can spot planes quite easily: they have flashing lights. I have noticed that the pattern seems different for different planes, and tried to find a meaning. What I saw so ...
PlasmaHH's user avatar
  • 842
36 votes
2 answers
12k views

Why can't I hang glide in NYC?

I was stopped by NYPD for attempting to hang glide in an uncongested area by Midland Beach, Staten Island. They called their Legal Bureau and came back with "Illegal Navigation" and if I was to ...
royjr's user avatar
  • 463
31 votes
3 answers
8k views

Why was a flight delayed because of a bird in the cockpit?

This Washington Post article is about a Delta Airlines flight that took off after an initial delay, before turning back again shortly after, because of a bird that managed to stowaway in the cockpit. ...
Fattie's user avatar
  • 1,892
29 votes
3 answers
24k views

How flat does a runway need to be?

I always assumed that big runways are flat (or more specifically straight: they might have a slight slope in either direction), but while watching some crosswind landing footage shot at Birmingham ...
SztupY's user avatar
  • 393
29 votes
4 answers
5k views

Is there any way to relieve the Pilot in Command?

Is there any way to relieve the Pilot in Command besides hijacking and incapacitation? This question comes from a comment by rackandboneman, who says: And whose authority is sufficient to make an ...
Steve V.'s user avatar
  • 23.2k
27 votes
1 answer
3k views

Why are electric shavers specifically permitted under FAR §91.21

This struck me as a bit strange, 91.21 which covers electronic devices that can be used during IFR flight has some exceptions, one through three make logical sense (not really sure why portable voice ...
Dave's user avatar
  • 101k
26 votes
6 answers
14k views

Can a private jet take off without notifying anybody and land on private land in another country? [duplicate]

If you have a friend in the USA who owns a lot of land that is suitable for landing a plane, and you own a private jet with 2 pilots in Norway, can you take off in private property without notifying ...
LineGolem's user avatar
  • 387
25 votes
6 answers
24k views

Can a passenger request to visit the cockpit during a flight?

As a kid, I remember going to the cockpit of a plane with my mom (I believe the airline was AOM French Airlines). Is this still possible now? I understand the answer might differ with different ...
Antzi's user avatar
  • 4,222
25 votes
4 answers
88k views

Can civilians buy military aircraft?

Say one wanted to buy a retired F-14, or F-5, or a BAE Hawk. Could I do it? Obviously this would mean stripping out radars, weapons, rwr, and any other sensitive equipment, but after this, would it ...
Bassinator's user avatar
  • 5,490
24 votes
5 answers
5k views

Is there a legal requirement to tell your doctor you are a pilot?

Specifically if I visit a doctor in Canada who is not a CAME for my regular aviation medical, do I have to tell him/her that I have a pilot's licence? You can imagine why I'm asking. I just ...
brian's user avatar
  • 427
24 votes
2 answers
773 views

Who owns wrecked airplanes in international waters?

Reading about a Spanish treasure ship, I found that it eventually created a dispute between the company that found it (Odyssey) and the Spanish government, so the following questions came to my mind (...
Trebia Project.'s user avatar
23 votes
4 answers
7k views

Is it permitted to fly a 737-800 with one pilot?

A 737-800 was scheduled to leave from a Canadian airport to Mexico, but was delayed: the airline said the reason was that one of the pilots called in sick. As a workaround, the airline flew the plane ...
Glenn Lane's user avatar
22 votes
4 answers
8k views

Is it legal to board a plane dressed like a flight crew member if you are not a crew member?

Just out of curiosity: Are flight crew suits reserved to certain persons or can just be worn freely, provided one doesn't use company logos or other protected brand markings. If the country does ...
mins's user avatar
  • 73.6k
22 votes
4 answers
25k views

Is there a height limit to national airspace?

Given the following facts: satellites can operate at an altitude of 200km without triggering frontier violation incident aircraft can trigger diplomatic protestations if they cross a frontier at an ...
Manu H's user avatar
  • 16.5k
22 votes
1 answer
21k views

What is the difference between aviation "accident" and "incident"?

When I hear speaking about aviation crashes, sometimes I hear about "accidents" and other times about "incidents". What distinguishes them? Is there an international standard that determines how ...
Federico's user avatar
  • 32.6k
22 votes
3 answers
33k views

When does a flight require a copilot?

I was wondering if there are regulations for when a flight requires both a pilot and copilot. I always assumed a copilot is required once civilian passengers are aboard, but when I recently was a ...
McFarlane's user avatar
  • 605
21 votes
2 answers
10k views

Can a pilot take off at his own discretion?

[I'm referring to an ATC conversation during the military coup in Turkey with an MD83 EP-TAS (ATA TBZ5402). Can a pilot take off at his own discretion? To summarize the link: a pilot is begging the ...
TesterMen Tester's user avatar
21 votes
2 answers
4k views

What are the regulations regarding plane spotting in the US?

I was told that certain plane spotting activities like taking photos of aircraft taking off and landing could be illegal in the US since 9/11? What are the regulations on this, and what should I be ...
flyingfisch's user avatar
  • 14.5k
21 votes
3 answers
39k views

What is the minimum distance allowed between two parallel runways?

Is there an international regulation for this matter or does it differ from one country to another?
Taher Elhouderi's user avatar
20 votes
4 answers
8k views

Are seaplanes allowed to taxi in residential areas?

There's a small pond/lake behind my house. A sea plane was just going around it. It was very loud and got like 10 feet from the shore. It's just going in circles and won't take off and leave. This is ...
Kelly 's user avatar
  • 227
20 votes
7 answers
4k views

Does Daylight Saving Time affect local airspace?

Only some countries use Daylight Saving Time. In Canada, some provinces use and don't use DST (such as Saskatchewan). However, in remote and local regions where this is not observed, what would happen?...
Zizouz212's user avatar
  • 934
20 votes
7 answers
5k views

What is the maximal acceptable delay between pilot's input and flight control surface actuation?

While I was watching a cockpit video of an A330 landing in which the pilot was frenetically moving its sidestick, I wander what was the reaction time of this flight by wire system. Indeed, the time ...
Manu H's user avatar
  • 16.5k
19 votes
3 answers
9k views

Has anyone ever been penalised for buzzing a control tower?

Has there ever been a pilot who was caught and penalised for performing a "circus stunt fly-by" next to a control tower? To clarify the question: I mean legal actions took place; for example ...
kevin's user avatar
  • 39.7k
19 votes
3 answers
5k views

Are there regulations for the field of view from cockpits?

Are there any design or ergonomic regulations with regard to the pilot's vertical and horizontal vision angles from the cockpit? For example, pilot should see space 30 deg. above and 20 deg. below ...
wiaim's user avatar
  • 2,781
19 votes
3 answers
7k views

Why is the sound quality of onboard public address so bad?

While not a frequent flyer, I did fly common airliners quite a lot, and each time the (very) low sound quality of onboard public adress system has always struck me. We all know technology makes it ...
kebs's user avatar
  • 715
18 votes
2 answers
3k views

Why do Turkey and UAE limit the age of aircraft flying over their territory?

Why do the civil aviation authorities of Turkey (15 years civil, 25 years cargo) and United Arab Emirates (20 years) limit the age of aircraft flying over their territory? I think if an old plane ...
TesterMen Tester's user avatar
18 votes
1 answer
1k views

What responsibility does a pilot have for people on the ground when making an emergency landing?

Recently, a Cessna made an emergency landing on a crowded beach in Portugal. The two occupants of the aircraft did not sustain any serious injuries, but two people on the ground died. A couple of ...
SQB's user avatar
  • 2,265
17 votes
6 answers
6k views

Am I allowed to take a liferaft onto a commerical flight?

I am planning on taking my aviation certified life-raft (Revere Aero Compact liferaft): "Raft inflates automatically in less than 30 seconds with self-contained CO₂ inflation system" on a ...
Ted Staggs's user avatar
16 votes
5 answers
9k views

Are planes allowed to fly in circles, and is there a minimum legal altitude for takeoff and landing?

I live near a small, possibly private, airport. Every day there are small planes flying low over the neighborhood in circles for over half an hour. They appear to just be flying for recreational ...
resident's user avatar
  • 201
16 votes
3 answers
8k views

Is it legal to fly under the Golden Gate Bridge? [duplicate]

I recently had the opportunity to rent a plane and fly in the San Francisco Bay Area. While flying in the HWD/OAK/SFO area is challenging enough, when I spoke of my adventures of flying above ...
Joe Covino's user avatar
16 votes
1 answer
3k views

Is it legal to make a non-military stealth plane?

Just as military camouflage can be legally worn by civilians on most jurisdictions (e.g., in the U.S.), can I create a stealth aircraft for non-military use? More precisely, can I register and fly the ...
Mark Garcia's user avatar
16 votes
1 answer
2k views

Why are speed restrictions imposed for flights flying below 10,000 ft?

I know that restrictions do not always apply and ATC can cancel them or pilots can request for speed restriction being canceled. But why is there such a speed restriction in first place? Are there any ...
Stelios Adamantidis's user avatar
16 votes
1 answer
936 views

Who decided that the Boeing 737 MAX planes that were airborne when the grounding was issued cannot enter and land in EU air space?

On March 12th, 2019, EASA grounded the Boeing 737 MAX series by publishing their Emergency Airworthiness Directive 2019-0051-E (AD): Effective Date: 12 March 2019, 19:00 UTC  [...] ...
bogl's user avatar
  • 10.8k
15 votes
3 answers
2k views

What regulations exist for ATC real time RADAR simulator software?

Does professional ATC RADAR simulator software need to comply to some regulations or requirements in order to be used for real life controller training? Have ICAO, Eurocontrol, EASA or FAA published ...
Stelios Adamantidis's user avatar
14 votes
4 answers
7k views

Can a passenger drone perform auto-rotation?

(Source) The Dubai Drone is an Ehang passenger drone planned to start commercial services in July 2017. If there is a failure, can such an electric multi-copter auto-rotate a landing? I'm wondering,...
mike's user avatar
  • 2,160
14 votes
2 answers
4k views

Is it the tower's purview to recall an aircraft from the runway for loading the wrong cargo?

On August 17, Ryanair flight FR 11 entered the runway after already being delayed for 1.5 hours, only to exit at the first available opportunity. After being jokingly welcomed to Stansted from where ...
rath's user avatar
  • 243
14 votes
3 answers
3k views

Which situations would cause a company to ground or recall a aircraft series?

Which agencies or companies might decide to ground an aircraft series, and in which situations can this occurr?
Rae's user avatar
  • 141
14 votes
3 answers
4k views

Can state or local laws regulate where aircraft can take off and land?

Say you have as private strip, but your neighbors get tired of hearing your plane. Can the local authorities pass, and enforce a law saying you can't take off and land there? Or do FAA rules override ...
TomMcW's user avatar
  • 28.5k
13 votes
1 answer
44k views

What is the main difference between an ETOPS certified and non-ETOPS certified plane?

ETOPS stands for Extended-range Twin-engine Operational Performance Standards, a rule which permits twin engine aircraft to fly routes which, at some point, are more than 60 minutes flying time away ...
Him's user avatar
  • 5,288
13 votes
1 answer
2k views

What is the relation between number of crew members (pilots and attendants) and fleet size in airlines?

Taking into account relevant elements like the fleet size or the type of flights (short or long haul, passengers or cargo, ...), do airlines use typical ratios between the number of aircraft and the ...
mins's user avatar
  • 73.6k
12 votes
2 answers
4k views

How would flying into Frankfurt a.M. Airport be problematic for the Tu-154?

A friend of the family lives in the approach path of Frankfurt a.M. Airport (FRA, EDDF). Until a few years ago, Tupolev Tu-154s were still flying to this airport, although as I understand, they don't ...
RobbIZ's user avatar
  • 121
12 votes
2 answers
3k views

Is stall recovery training mandatory for Airbus pilots?

The recent reports about the Air Asia Flight 8501 crash mention that the plane was stalled and that the pilots could not recover from the stall. Indonesia's National Transport Safety Committee ...
dotancohen's user avatar
  • 6,357
12 votes
3 answers
2k views

What are the consequences of falsely and/or unnecessarily declaring an emergency?

I'm curious as to what would happen to a pilot should they falsely declare an emergency to expedite their landing. By 'falsely' or 'unnecessarily' I mean that the hypothetical pilot is not ...
user avatar
12 votes
5 answers
5k views

Do Federal Regulations really require compliance with all crewmember instructions?

On commercial flights, we're frequently told that all passengers are "required to comply with lighted signs and placards, and all crew member instructions". But when it comes to the CFRs, the ...
abelenky's user avatar
  • 30.7k
12 votes
1 answer
803 views

Where can I find regulations in different countries for flight level rules based on direction of flight?

I'm from Brazil, and here we use the West/East rule, so we use an odd flight level when we fly between 0/360 - 179, and when we fly between ...
Ygor Montenegro's user avatar
12 votes
1 answer
912 views

Is it legal to fly over Vatican City?

In February 1922 one or more aircraft flew over the Vatican low enough to disturb the papal conclave then underway. In response, authorities forbade flights over all of Rome until the conclave was ...
Michael Hardy's user avatar
12 votes
1 answer
1k views

What permissions or approval are needed to land in Antarctica?

Can I land at Jack F. Paulus Skiway (NZSP) with just an ATC clearance? Or do I need to ask some other authority before I fly there? Are there any regulations regarding 'landing rights' in Antarctica? ...
Hugo Woesthuis's user avatar

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