Questions tagged [icao]
The International Civil Aviation Organization is a UN body that develops international aviation standards.
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Is separation provided in class F airspace?
According to the Wikipedia page on different airspace classes, separation is provided for IFR/SVFR to other IFR/SVFR in class F airspace. In ICAO Annex 11 from 2018 (p.36 in the pdf file), I can't ...
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1answer
86 views
How does the ICAO VOR separation apply to reciprocal radials?
If two aircraft are on VOR radials that are apart by 15 degrees or more and one aircraft is at least 15 DME out, they are considered laterally separate. I read this rule in ICAO documents but my ...
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1answer
119 views
How to correctly interpret the taxi procedures in ICAO Doc 4444?
I have a question to ICAO Doc4444, Chapter 12.3.4.7, Taxi procedures for departure, c).
My question is how to interpret the following, knowing that words in parentheses are mandatory, and words in ...
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0answers
63 views
regulations - Is there a public ICAO roadmap when amendments taking effect
Is there anywhere a roadmap of ICAO when amendments taking effect?
Or by any other European regulatory power?
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1answer
116 views
Where does it say that type certificates are required?
I am doing research and looking for a regulation (from FAA, Transport Canada, ICAO or anywhere else) that explicitly states that a type certificate is required for aeronautical products (aircraft, ...
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1answer
131 views
What is an “unsafe airline”? [closed]
Question:
Is there any internationally accepted definition for what an "unsafe airline" is based on objective criteria (e.g. fatalities per million passengers) ?
Or is there an international standard ...
8
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1answer
287 views
Are there countries where not all plane crashes are investigated (even if deadly)?
background information
I was struck by the news of this deadly plane crash on 20 Dec 2018 which claimed 8 lives and apparently is not investigated as the plane and its potential survivors were not ...
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0answers
90 views
How long does it take for a new FIR to be created by ICAO
How long does it take ICAO to create/approve a new Flight Information Region(FIR)?
Occasionally FIRs are split because of various reasons. The question is how long ICAO takes to approve the new FIRs ...
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0answers
77 views
How do aviation regulatory bodies relate to each other? [duplicate]
I am trying to make a overview how regulatory bodies in aviation safety interrelate. Maybe something like a hierarchy. I would start with ICAO and IATA, but where comes then for example FAA, CAA, LBA?...
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1answer
333 views
What is the difference between APV I and APV II?
Been reading all these ICAO documents about APV I and II and none of them clearly describe (from a pilots perspective) the difference. Please help
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2answers
479 views
List of all FIR and their authorities [closed]
Wikipedia has this page https://en.wikipedia.org/wiki/Flight_information_region containing a table of all FIR (with ICAO codes) and their respective authority countries.
Is there any place where I ...
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1answer
135 views
If the number of flights in the world exceed 2^24 how will ICAO allocate the address to the flights? [closed]
What is the approximate number of commercial flights in the world as of now?
If the number of flights do exceed will they use the concept of frequency reuse in cell phones(dynamic allocation of ...
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1answer
200 views
What are the radius of containment (Rc) and horizontal protection limit (HPL) and how are they related to Type Code?
In ICAO Document 9871 (Technical Provisions for Mode S Services and Extended Squitter) page 30 they have mentioned it in the form of a table. But they haven't explained HPL and Rc in detail.
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1answer
217 views
What is the difference between ICAO and non-ICAO flight address?
In document 260B, "Minimum operational performance standards for 1090Mhz Extended Squitter", on page 47 of the pdf, in the DF18 format they have mentioned for a particular CF(code format), "non-ICAO ...
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0answers
135 views
What are the requirements to become a language proficiency examiner?
What are the requirements to become a language proficiency examiner? Does the person have to be a pilot? Does it have to be a flight instructor?
What kind of language proficiency rating do they have ...
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2answers
214 views
Is it possible as a pilot to get the ICAO proficiency language level for a not official language in the ICAO?
I was wondering if it is possible to get the proficiency language level in German for example, as it is not an official language for ICAO. If I would want to apply for a German airline as a pilot, can ...
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3answers
7k views
Why does the ICAO alphabet use “Charlie” for C?
Why does the ICAO alphabet use "Charlie" for C? Specifically, why choose "Charlie", which has a "Ch" sound, rather than a word with the hard "C" such as "Carl"?
A cursory Googling turns up nothing.
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2answers
325 views
How are the runways operated at Toronto Pearson?
I have a sort of technical question regarding the operations of runway systems at larger airports, specifically at Toronto Pearson (satellite view here). As far as I can see, the airport has 5 runways:...
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1answer
597 views
What are the ICAO equipment codes for those Garmin units? [closed]
What are the ICAO equipment codes for those Garmin units?
Garmin G500 / 750 / 650 WAAS navigators?
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1answer
529 views
“Cancel altitude restriction.” Under ICAO rules, does it cancel all altitude restrictions on a SID or STAR chart?
Let's say there are altitude restrictions at 5000ft, 11000ft, 15000ft, 18000ft on a SID chart. While you were following the SID (under ICAO rules), the Departure tells you "Climb 12000ft, cancel ...
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1answer
514 views
Can two Airlines have the same ICAO code but different IATA codes or vice versa?
We are trying to import all the Airlines into a Table.
Plan is to Update existing Airline Data if not present then create it.
For this we needed an unique way to identify the Airlines.
Is ICAO+IATA an ...
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1answer
512 views
What sensors are required to fly RNAV 5 airways?
In the example shown above:
Is an aircraft required to have all 3 sensors listed or just one of them to fly the L512 airway? What ICAO reference confirms the answer?
Does 'critical DME' (bottom row) ...
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2answers
169 views
What body creates legally binding aviation regulations in Europe?
Currently trying to get general picture of aviation organisations in Europe. At what stage do regulations get the status of a law?
ICAO issues SARPs, they are certainly not a law. Then, on the basis ...
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2answers
5k views
Where can I find a free list of ICAO and IATA airport identifiers?
Is there an open source or free comprehensive (or close to it) list of ICAO to IATA airport identifiers? The official list from ICAO costs hundreds of dollars. I suppose such a list could be scraped ...
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1answer
1k views
How do I fill the PBN\ part in a Flight Plan Form?
Flight Plan Form Section 10 is the "Equipment" section, where one input whatever navigation or communication equipment on board. In addition, Section 18 is the "Other information" section, where you ...
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1answer
136 views
Do noise abatement procedures have an impact on aircraft emissions?
The ICAO has imposed Noise Abatement Departure Procedures (NADP1 and NADP2) in order to limit the noise impact of departing aircraft on communities living nearby airports. Could noise reduction lead ...
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1answer
506 views
What differences are introduced between ICAO Annex 10 volume IV amendment 85 and amendment 89?
What changes have been made to ICAO Annex 10 volume IV (Surveillance Radar and Collision Avoidance Systems) between amendment 85 and amendment 89?
I only have access to amendment 89, but I have some ...
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2answers
96 views
Which agency issues private pilot certificates?
With which agency would you apply if you wanted a private pilot certificate? Is it FAA (Federal Aviation Administration), NTSB (National Transportation Safety Board), or ICAO (International Civil ...
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0answers
66 views
Can you recommend IFR material for Europe?
Is there a European equivalent to the FAA's "Instrument Flying Handbook" and "Instrument Procedures Handbook" that will illustrate how to fly different procedures in accordance with ICAO PANS-OPS Doc ...
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1answer
218 views
What are mechanical requirements for flying over water?
What are the mechanical requirements to fly over a large water body? Are multiple engines required? Do the engine/s need to be a certain kind (turbofan, turboprop, piston)?
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2answers
875 views
Do the ICAO and IATA codes for an airport ever change?
Do ICAO and IATA codes ever change for airports in time? If they do, how often does it occur? I am developing an app for airports and I am thinking of setting the uniqueness of an airport through ICAO ...
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0answers
152 views
What is the ASTERIX terminology for an atomic piece of information?
The ASTERIX standard defines the smallest piece of metadata information:
Data Item: The smallest unit of information in each Data Category.
And the implementation equivalent:
Data Field: ...
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1answer
633 views
How does changing the altimeter setting in the US and elsewhere compare?
I have been trying to track down an answer to this question and I stumbled upon this website. Apologies if this answer is already out there. I have seen the FAR regulation, 14 CFR 91.121 - Altimeter ...
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3answers
244 views
What constitutes “the lights delineating the runway”?
ICAO defines RVR as "The range over which the pilot of an aircraft on the centerline of a runway can see the runway surface markings or the lights delineating the runway or identifying its centerline."...
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1answer
460 views
Is there a difference between an Area Control Center (US) and a Flight Information Region (ICAO)?
From the wiki page, what I understand is
an Area Control Center (ACC), also known as a Center (or in some cases, en-route, as opposed to TRACON control), is a facility responsible for controlling ...
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1answer
7k views
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 ...
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2answers
1k views
Can one country really ban another from using its airspace?
Consider the recent restriction by Saudi Arabia on Qatar Airways flights, which prevents Qatar flights from flying over Saudi airspace. Qatar now has to use longer routes and go fly around the land ...
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1answer
1k views
What were the 20 airspace classes in the US before 1993?
ICAO adopted the current airspace classification in 1990. The US followed suit in 1993.
But, I found this:
In case you didn't know, the U.S. had 20 different types of airspace designations prior ...
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5answers
396 views
Why are autonomous vehicles not used at airports for on-ground services?
Autonomous vehicles have been around for over an decade, other industries such as the maritime industry have already been using unmanned vehicles at ports. Curious to know why airports are reluctant ...
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1answer
672 views
Based on what concept/strategy is a new aircraft ICAO code assigned?
I refer to the official ICAO database.
BOEING 747-8 BBJ B748 LandPlane Jet 4 H
BOEING BBJ (747-8) B748 LandPlane Jet 4 H
I fail to understand ...
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0answers
267 views
How can I convert an ICAO (Georgian) CPL to an EASA CPL?
I have an ICAO CPL issued by Georgia. The Republic of Georgia is not a member of EASA, but it is included in the category Countries with whom EASA has a Working Arrangement. I have 150 flight hours, ...
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0answers
248 views
Why is there such a difference between the study material for the FAA and EASA ATP knowledge tests?
What's the difference between the FAA & EASA ATPL written/knowledge test?
The FAA test seems way easier; you just study the Gleim which has 1650+ multiple choice questions and composed of 1,048 ...
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0answers
410 views
How to find runway direction classification, code number and code letter?
I am creating a solution that generated the limitation surfaces for runways according to ICAO Annex 14. One of the parameters that I need is the runway directions classification, code number and code ...
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3answers
6k views
Is there a definition of light/medium/heavy aircraft?
I'm surprised this hasn't been asked before but I couldn't find it by searching.
For separating arriving aircraft, ICAO PANS-ATM-Doc 4444 Air Traffic Management refers to aircraft as "LIGHT", "...
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2answers
356 views
Under what conditions can a flight continue beyond the point of in-flight re-planning?
I'm studying ICAO Annex 6, but I am confused a little bit about the paragraph below:
6-2.2.3.4.2(b)
A flight to be conducted in accordance with the instrument flight
rules shall not take ...
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1answer
272 views
Is the IOSA useful even if not all airliners are IATA members?
Given the two facts:
According to wikipedia, the IATA represent a little more than 80% of available seat kilometers. It makes sense as some airlines are not IATA members.
Under each region over the ...
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0answers
295 views
Why do some airlines have different flight numbers for IATA and ICAO? [duplicate]
Most of the time when I see flights on either flightradar24 or flightaware it doesn't matter whether you use the 2-digit IATA code or the 3-digit ICAO code, the flight number is the same, i.e. a ...
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1answer
700 views
Which “pilotless aircraft” did the authors of the 1944 Chicago convention have in mind?
The Convention on International Civil Aviation (a.k.a. the "Chicago convention"), includes right from its first version, signed in 1944, an article about "pilotless aircraft". The article in question ...
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1answer
864 views
Where is the formal ICAO flight plan text format specified?
I want to write a parser for ICAO format flight plans, like the one shown below.
...
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1answer
602 views
Where can the FAA versus ICAO official filed differences be found?
ICAO has a process where individual countries may file differences from the ICAO standard when the rules of the country do not coincide with the published standards.
Where can the list of differences ...
