Questions tagged [icao]

The International Civil Aviation Organization is a UN body that develops international aviation standards.

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20
votes
4answers
96k views

What is different between a Cat IIIA, Cat IIIB, and Cat IIIC ILS approach?

In terms of aircraft equipment, approach minimums, procedural differences, and anything else relevant, how do the 3 types of a Cat III ILS differ from one another?
14
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1answer
4k views

Why do some airports not have ICAO codes?

This is a follow up to my previous question What do numbers signify in airport codes? In that case, I was asking why my local airport (Markham Airport) had a number in its code (CNU8). I later ...
12
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3answers
4k views

Can a pilot with an ICAO Multi-Crew Pilot License fly an airliner into the U.S.?

In the question How do non-US pilots get the hours necessary for an ATP?, the question was raised of whether we have 250 or 500 hour foreign pilots flying airliners into major U.S. airports. DeltaLima'...
10
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2answers
2k views

How do non-US pilots get the hours necessary for an ATP?

I'm wondering about the possible lack of real-world flying experience by pilots in non-US carriers In the US, aspiring airline pilots can work at a variety of jobs, like instructing, towing banners, ...
2
votes
1answer
155 views

Does ICAO require (or suggest) set of technical statuses of radar and its subsystems?

Does ICAO require (or suggest) set of technical statuses of radar and its subsystems? In other words is it required that radar status can be set to Normal, ...
10
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3answers
1k views

Are conditional line-up clearances still valid if the referenced traffic initiates a go-around / missed approach?

Suppose you are the captain of Big Jet 345: Big Jet 345, behind landing Boeing 757, line up runway 27, behind Behind landing Boeing 757, line up runway 27, behind, Big Jet 345 Now suppose the ...
23
votes
7answers
45k views

Where to find a waypoints/fixed points, navaids and airports database?

I wonder if it is possible to download a database with waypoints, navaids, airports and airways between them. I've been working with AIP documents but it's difficult to get raw information from them ...
12
votes
3answers
24k views

How to get registration from ICAO 24 bit code?

The description of PlanePlotter claims that it can determine the registration letters from the ICAO 24 bit address algorithmically for some countries. The only thing i got so far is how to get the ...
33
votes
1answer
72k views

When do we use IATA codes and when do we use ICAO codes?

I found on this website several questions speaking of IATA, ICAO and airports codes. The fact that two identification codes for the same airport exist means there are cases where you use one, and ...
2
votes
2answers
2k views

What kind of identification code is this format? (AAA0000)

From what I understand, an aircraft's registration number is its ICAO code in the pattern found here: Wikipedia: Aircraft registration, but I have seen references to aircraft using a 3-letter code (I'...
7
votes
2answers
13k views

What will the 737 MAX 7, 8, and 9 ICAO IDs be?

Since the ICAO identifiers B737, B738, and B739 are already taken, what will the ICAO identifier for the 737 MAX 7, 8, and 9 be? Would it possibly be B73M7 etc?
2
votes
1answer
952 views

Is implementation of CPDLC mandated by EASA?

Is CPDLC (Controller–pilot data link communications) mandatory by EASA? I have not heard any update that Airlines are using CPDLC. While talking to some of the pilots I heard that they have been ...
12
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1answer
9k views

Can two airports have a different ICAO code but share the same IATA code?

I am searching some airports databases and I find some airports with the same IATA code with different ICAO codes. Is it mistake in the database? Is it OK? For example: Beaufort MCAS - Merritt ...
8
votes
1answer
367 views

Where can the ICAO recommendations be found?

ICAO issues recommendations/rules/statutes/something? that standardizes the regulations for international air travel world-wide. What are these "rules" officially called and where can they be found?...
24
votes
5answers
6k views

May an emergency aircraft land on a closed runway?

Let's say that you're on approach to a remote airport to refuel (for arguments sake, Funafuti International Airport, Tuvalu), with 1-2 hours of fuel remaining in your aircraft. Contacting ATC to ...
18
votes
3answers
165k views

What is the difference between ICAO, JAA, FAA, EASA, and CAA?

There seems to be many regulation bodies across the globe, how are they different and how are they alike? Specifically, how is ICAO different from the rest?
6
votes
2answers
4k views

What is the maximum amount of noise an aircraft is allowed to generate?

Has the FAA regulated yet the maximum dBs of noise an aircraft's engine is allowed to generate, and what the range of "safe operation" would be? If they have, what are their regulations on it?
34
votes
5answers
28k views

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 ...
16
votes
5answers
12k views

Is an alternate airport always required when flying internationally?

When flying a domestic US flight, an alternate airport is not required unless the weather is below specific minimums at the destination. What are the rules when on an international flight plan and ...

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