Questions tagged [icao-sarps]

ICAO SARPs (Standards and Recommended Practices) are technical specifications that have been recommended by ICAO for member states to adopt as civil aviation policy. This tag should be used on questions about the specifications in the ICAO SARPs rather than about the actual civil aviation regulations in a given place.

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What are the ICAO fuel reserve requirements?

How much reserve fuel are private and commercial aircraft required to carry by ICAO rules? I heard that it changed recently (about a year ago) and is a little complicated. How is it calculated for ...
Lnafziger's user avatar
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22 votes
5 answers
14k views

What is the standard rate of turn for heavy aircraft?

I have heard and read many times that for "heavy aircraft", they use a standard rate of turn which is 1.5° per second (4 minute turn), but I have never found an official source which addresses this. ...
Bret Copeland's user avatar
56 votes
4 answers
44k views

What programming languages are used for equipment onboard aircraft?

Generally speaking, What programming language is used in aviation for (ATC Radio, Radar, ILS, Auto-pilot and on-board avionics)? Is there a standard enforced by ICAO? Does every plane manufacturer ...
Taher Elhouderi's user avatar
16 votes
2 answers
31k views

Which countries allow pilots to fly over the age of 65 for International Part 135 Operations?

The FAA does not have an age limit for pilots flying under Part 135 regulations, however ICAO specifies an age limit of 65 (with other restrictions after the age of 60). The NBAA has a nice Age 60 ...
Lnafziger's user avatar
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7 votes
1 answer
9k views

What is a "Descend Via" clearance?

When flying to Teterboro, NJ (KTEB) and cleared via the JAIKE THREE ARRIVAL from Flat Rock (FAK): What does ATC expect when they give a clearance like: N1234, Descend VIA the JAIKE THREE ARRIVAL ...
Lnafziger's user avatar
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16 votes
3 answers
7k views

What is the correct phraseology for declaring a fuel emergency?

If I am pilot, approaching my destination airport and realise that, after landing I will have less than 30 minutes of fuel remaining, how exactly should I express this when communicating with ATC? ...
RedGrittyBrick's user avatar
12 votes
1 answer
15k views

Does an FAA pilot certificate qualify as an ICAO pilot licence?

What is an ICAO pilot license? I've seen it as a job requirement before, does my FAA ATP count?
Lnafziger's user avatar
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9 votes
2 answers
4k views

How did ICAO SARPS come to include the 250 knots speed limit for aircraft below 10,000 feet?

In certain airspace classes, a speed limit of 250 knots IAS is imposed for aircraft flying below FL100/10.000FT, according to the airspace classes defined by ICAO. How did this limit find its way into ...
60levelchange's user avatar
8 votes
1 answer
419 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?...
Lnafziger's user avatar
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7 votes
1 answer
2k views

Which types of aircraft are required to carry ELTs?

According to regulations and recommendations from the FAA, ICAO or other aviation organisations, what types of aircraft are required to carry Automatic Fixed Emergency Location Transmitters (ELT(AF)) ...
RedGrittyBrick's user avatar
6 votes
2 answers
3k views

What separation and information does ATC provide in different airspace classes?

I am busy studying radio for my PPL in South Africa, but I'm struggling to understand the ICAO definitions of the different airspace classes, and how ATC separates traffic in them. I understand that ...
Dane's user avatar
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6 votes
3 answers
3k views

Can an aerodrome in class G airspace be controlled?

Can an aerodrome be controlled, even if the only associated airspace is classified G? E.g. can such an aerodrome have a control tower with the authority to give takeoff and landing clearances and ...
60levelchange's user avatar
5 votes
2 answers
2k views

What is the regulation related to weather radar use?

I think most commercial aircraft have a weather radar located in the nose cone, like this: (Source: PhotoBucket, by intelmani5) It's well known that radar emissions can be harmful, e.g. one could ...
mins's user avatar
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4 votes
3 answers
1k views

Which specific version of English are international pilots and ATC required/recommended to learn?

Are international ATC and pilots technically required to learn British English, American English, or something else? I've heard it said that they are "supposed to speak ICAO standard phraseology, ...
Matt's user avatar
  • 263
4 votes
4 answers
13k views

What are the lowest authorized minimums for each ILS category?

I have been recently told that ILS minimums were changed some time ago. Could anyone tell me what the lowest authorized ILS minimums are for CAT I, CAT II, CAT IIIa, CAT IIIb and CAT IIIc? I'm ...
user17444's user avatar
22 votes
1 answer
3k views

Declaring an emergency: How should you report fuel remaining?

When a flight has to declare an emergency, they are asked for souls on board and fuel remaining. Sometimes the ATC will want fuel in minutes (or hours) and sometimes in pounds. Could we get a ...
CGCampbell's user avatar
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16 votes
6 answers
21k views

Are "Tally-ho" and "no joy" acceptable ATC terms for civil operations?

I keep meaning to ask this question. I heard "Tally-ho" used for the first time by a pilot on Liveatc.net. I know these are pretty standard phrases in military aviation but I wondered if civil pilots ...
TomMcW's user avatar
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8 votes
1 answer
2k views

Are ICAO and FAA airport signs and markings the same?

Are ICAO and FAA airport signs and markings the same or are there differences? If so what are the differences?
J.Dore's user avatar
  • 89
6 votes
1 answer
733 views

Can two opposite localizers to a single runway be on simultaneously?

In case of a single runway with two separate ILS systems (one in each end, facing localizers) operating on two different frequencies, can both localizers be on and transmitting at the same time, or ...
user36963's user avatar
6 votes
1 answer
752 views

Do ICAO specifications have the force of regulation?

ICAO, the International Civil Aviation Organization, has specifications for the conduct of civil aviation throughout the world. Such things as the language to be used between controllers and pilots, ...
Terry's user avatar
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6 votes
2 answers
2k views

What is the correct use of the verb "to leave," for exiting the runway?

What's the correct way to say, according to the phraseology; I will leave the runway; I will vacate the runway; or I will exit the runway?
eduardoguilherme's user avatar
4 votes
1 answer
883 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 ...
Lnafziger's user avatar
  • 58.6k
3 votes
3 answers
2k views

How exactly do ICAO's VOR-based minimum separation standards work?

This question is aimed at Air Traffic Controllers who are familiar with ICAO Separation minima. DOC 4444 states the following: Lateral separation between two aircraft exists when: VOR: both ...
user avatar
2 votes
1 answer
1k views

What are the ICAO RNAV equipment codes for the non-WAAS G1000 and GNS 430W?

When filing an ICAO IFR flight plan, where in "the manual" (which manual?) for a G1000 and a GNS430 do I find the RNAV capability information for an ICAO flight plan? What am I looking for?
Java Addict's user avatar