38 votes
Accepted

Declaring an emergency: How should you report fuel remaining?

There is no standard because there's no standard emergency. The response to "Say fuel onboard" (or the way the question is phrased) depends on who cares most about the answer. Fuel Remaining (in ...
voretaq7's user avatar
  • 68.4k
31 votes
Accepted

Why are most helipads in São Paulo blue coated and identified by a "P"?

According to the Rules for Heliports in Sao Paulo, the P means that it is private heliport. H for public Heliports, M is for military. Hospitals use the letter H on a red cross, also when they are ...
DeltaLima's user avatar
  • 83.4k
30 votes

What is the correct phraseology for declaring a fuel emergency?

(This is very closely related to this question, and see this one too.) At least in the US, cutting into fuel reserves isn't an emergency by itself. But assuming that things have gone beyond "minimum ...
Pondlife's user avatar
  • 71.7k
18 votes

What is the correct phraseology for declaring a fuel emergency?

ICAO According to an IFALPA Briefing Leaflet of 2012 "Amendment 36 to ICAO Annex 6 Part I" The pilot-in-command shall advise ATC of a minimum fuel state by declaring MINIMUM FUEL when, having ...
RedGrittyBrick's user avatar
16 votes
Accepted

Are there any ICAO restrictions on naming a taxiway?

Per the Runway Safety HANDBOOK, First Edition 2014: 2.4 Taxiway Naming Convention A simple and logical method for designating the taxiways should be developed. The following general guidelines should ...
CGCampbell's user avatar
  • 11.1k
15 votes
Accepted

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

As a private pilot, I have heard "Tally-ho" and other pseudo (British?) military phrases used when talking to ATC. I understand "Tally-ho" to be equivalent to "target(s) in sight" or "inbound" or ...
benglish's user avatar
  • 398
14 votes

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

No, they aren't considered acceptable although you do hear them from time to time. Neither term is in the P/CG and the AIM 4-2-1 says: Good phraseology enhances safety and is the mark of a ...
Pondlife's user avatar
  • 71.7k
12 votes
Accepted

What is the maximum interception angle for ILS when on radar vectoring?

45 degrees. 8.9.3.6 Aircraft vectored for final approach should be given a heading or a series of headings calculated to close with the final approach track. The final vector shall enable the ...
60levelchange's user avatar
12 votes
Accepted

Is it possible to split a NOTAM in two messages in case it is too long to fit in a single message?

Multi-part NOTAMs seem to be part of ICAO standard, as far as googling reveals. I can’t seem to find a definitive reference though. An example - and from experience a relatively reliable one - for a ...
Cpt Reynolds's user avatar
  • 4,807
11 votes
Accepted

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

The correct term is to vacate a runway. The term is used several times in the ICAO Manual of Radiotelephony (Doc 9432), including the following example (among many): 4.9 After landing Unless ...
60levelchange's user avatar
10 votes

Do companies based in non-English-speaking countries require intra-cockpit procedural communication to be performed in English?

This is common in many international airlines. Lufthansa Standard Operating Procedure (SOP) dictates that all flight procedural communication (checklists, standard callouts, etc.) are done in ...
DeltaLima's user avatar
  • 83.4k
9 votes

Can an aerodrome in class G airspace be controlled?

An airport in class G airspace can have an operating control tower. This is a case of a towered airport in uncontrolled airspace. The airspace is uncontrolled but tower communication must be ...
ryan1618's user avatar
  • 14.9k
9 votes
Accepted

Can European (or more generally, non-US) airspace users airfile IFR flight plans?

Sure you can. This is from ICAO Doc 4444: 4.4.2.2.1 A flight plan to be submitted during flight should normally be transmitted to the ATS unit in charge of the FIR, control area, advisory area or ...
60levelchange's user avatar
8 votes

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

NO. Not an acceptable term. As stated earlier by others - the term has no official recognition and would only serve to confuse. Only a tiny (and rapidly diminishing) number across the globe ...
John Gibbs's user avatar
8 votes

When replying to ATC, callsign first or last?

The standard procedure for a pilot: 1. Who do I want to talk to? 2. Who am I? 3. Where am I? (not necessarily needed after initial contact) 4. What do I want? ...
Farhan's user avatar
  • 29.4k
8 votes

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

ICAO Annex 10 Volume 1 has the answer: 3.1.2.7 At those locations where two separate ILS facilities serve opposite ends of a single runway, an interlock shall ensure that only the localizer serving ...
60levelchange's user avatar
7 votes

What is the ICAO equivalent of /G in a flight plan?

I have a GNS-530W, which is identical to your unit except with a bigger screen and I file ICAO with a G, B, and S, which are GNSS/GPS, LPV, AND VOR/ILS, respectively, to indicate the equipment I have ...
Pugz's user avatar
  • 3,688
7 votes

Why does DME colocated with VOR require more separation?

The change appears to be clarifying that if the 15 NM distance determination is based on ground distance, for example the aircraft has passed a fix which is known to be farther than 15 NM from the VOR,...
randomhead's user avatar
  • 15.2k
6 votes
Accepted

Can an aerodrome in class G airspace be controlled?

Well, sort of. In Class G airspace you often find ATZs. This is airspace 2nmi radius to 2,000ft around an aerodrome that is controlled by the aerodrome so take-off and landings. They are often not ...
D. Clayton's user avatar
6 votes

What programming languages are used for equipment onboard aircraft?

This explains everything about the Boeing 777's computer systems: http://archive.adaic.com/projects/atwork/boeing.html Honeywell was to develop the cockpit's primary flight controls in two ...
erol_smsr's user avatar
  • 169
5 votes
Accepted

Where can the FAA versus ICAO official filed differences be found?

The link you provide is for an amendment of the US AIP, not the entire document. The entire document is available here: (link) You will have to look at section GEN 1.7 (starts at PDF page 57).
60levelchange's user avatar
5 votes

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

"No Joy" or "Tally-Ho" are not acceptable when talking on aviation bands. Worse yet, they are not even true military terms. While "Tally" does mean you have the enemy in sight, notice there is no "Ho"...
John Bryant's user avatar
5 votes

What are the lowest authorized minimums for each ILS category?

As Carlo mentioned in the comments, the minimums may vary from place to place to place. Here in the US you can find all that information here. Or you can buy a printed copy from a variety of aviation ...
Dave's user avatar
  • 101k
5 votes
Accepted

What is the requirement for fire fighting equipment on board a passenger flight?

You have this tagged both FAA and ICAO but for the FAA thats governed under § 121.309 Emergency equipment. (c)Hand fire extinguishers for crew, passenger, cargo, and galley compartments. ...
Dave's user avatar
  • 101k
5 votes

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

The FAA bases English proficiency on the ICAO Level 4 English Language Proficiency Criteria, which don't mention any particular dialect or variant of English. Instead, they focus on the speaker's ...
Pondlife's user avatar
  • 71.7k

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