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51 votes
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What level of damage to an aircraft is acceptable to let it depart?

Aircraft Maintenance Engineer here. To evaluate if an aircraft is safe to fly we use three main reference documents: 1. MEL (minimum equipment list). This document contains the list of elements ...
ant Bldel's user avatar
  • 1,132
43 votes
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Can a pilot take off at his own discretion?

Generally speaking a pilot can (physically) do whatever they want: ATC doesn't have a remote control. If you push the throttles forward and pull back on the yoke you will take off, no matter what mean ...
voretaq7's user avatar
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22 votes

Can a pilot take off at his own discretion?

Yes, a pilot-in-command may take off at his own discretion if absolutely necessary in the interest of safety. Rules of the Air (ICAO Annex 2) apply: 2.3.1 Responsibility of pilot-in-command ...
60levelchange's user avatar
12 votes

What level of damage to an aircraft is acceptable to let it depart?

The other answer goes over the MEL/CDL/SRM, but I'll address your specific questions: Is it okay to fly with that? (I assume you are talking about the gear door, not the tire) That depends, ...
Ron Beyer's user avatar
  • 36.2k
10 votes

What to do when pneumatic air cycle kit stops working mid-flight on Boeing 737-800?

Different airlines may have different policies, but I think what my airline uses is probably pretty standard in this regard: no, you can continue at FL 390. The limitation of not exceeding FL 250 on ...
Ralph J's user avatar
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10 votes
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Is altitude information included in filed flight plan?

The flight plan contains the requested cruise flight level, as well as step climbs or level changes along the route in the route field. Example 1: (Image Source: skybrary.aero) Example 2: SAM ...
SentryRaven's user avatar
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9 votes
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What is the role of the flight dispatcher? How do the dispatcher and the flight crew interact?

Have you ever been waiting for your flight at an airport and noticed that big roll of paper being printed up at the counter? That is called the "Flight Release". That roll of paper has all the ...
Gary Odle's user avatar
  • 306
8 votes

Does an airline have to pay if fighters intercept one of its aircraft?

Probably not very likely. In 1978 Soviet Union asked US\$100,000 (\$375,200 today) for "caretaking passengers" after their interceptors forced to land KAL 902 on the frozen lake (has never been paid). ...
h22's user avatar
  • 12.1k
6 votes
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What is the T and the I in dispatcher language?

This would probably be better suited for English, as it's a phrase that really has nothing to do specifically with aviation. However... Having ...
FreeMan's user avatar
  • 16.3k
5 votes

While descending some pilots put local pressure long before reaching transition level?

There is no risk in changing the altimeter at any time during the descent, as long as it is correct by the time you level off at your proper assigned altitude. During the descent your displayed ...
Michael Hall's user avatar
  • 26.4k
5 votes

What is the role of the flight dispatcher? How do the dispatcher and the flight crew interact?

Essentially, dispatcher: Prepares flight plans and briefings. This includes adjusting the route according to the weather to e.g. take advantage of the winds, reserving slots with network manager (in ...
Jan Hudec's user avatar
  • 56.3k
4 votes

Is altitude information included in filed flight plan?

The ATC Flightplan (FPL) does not directly contain the optimum cruise levels for a flight. These levels are calculated and printed in the Operational Flightplan (OFP). The FPL does contain the ...
60levelchange's user avatar
4 votes

Does an airline have to pay if fighters intercept one of its aircraft?

The answer depends entirely on the country the aircraft is overflying when an intercept is ordered or requested. I can't imagine payment being demanded by an EU country if the intercept is performed ...
Juan Jimenez's user avatar
4 votes
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What's actually a DISPATCH MESSAGE in A350?

Few definitions to get on the right track: ECAM (Electronic Centralized Aircraft Monitor) is an onboard system on Airbuses that monitors status of aircraft systems. The most famous(?) feature of ECAM ...
busdriver's user avatar
  • 3,340
4 votes

While descending some pilots put local pressure long before reaching transition level?

Yosef you are correct in the sense that setting local QNH before transition altitude during descent may be risky in the rare occasion the clearance to descent is abrubtly changed to an altitude above ...
Jpe61's user avatar
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4 votes
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Learn in-depth about airplane operations

I'm not aware of any official resources which present all that information in a concise way, but to get a general idea of the operation of a modern civil passenger aircraft you can refer to the ...
Daniel's user avatar
  • 823
4 votes

how to determine the optimum FL for A320 to make a flight plan?

The process of determining the optimal cruise flight level can be quite complicated. Multiple factors play into which FL is possible and practical. They include: Airspace restrictions, weather (wind, ...
marlonwood's user avatar
3 votes

Do airline dispatchers pre-block seats for weight and balance on large wide body aircraft?

Yes sometimes, because with most aircraft you can't fill all of the seats and all of the fuel tanks and stay under max gross weight, meaning the airplane can't achieve its potential maximum range with ...
John K's user avatar
  • 132k
3 votes

If an aircraft diverts to another airport for mechanical reasons, does the dispatcher create a new flight plan?

The purpose of an IFR flight plan is to tell the controllers where the plane wants to fly. Once the pilots start talking to the ATC and get their initial clearance, the routing can be amended any time ...
Jan Hudec's user avatar
  • 56.3k
3 votes

If an aircraft diverts to another airport for mechanical reasons, does the dispatcher create a new flight plan?

No, there's no new flight plan created for the diversion. An engine-out is an emergency situation, the pilot takes whatever action they feel is needed to save the plane, and the paperwork can wait ...
HiddenWindshield's user avatar
2 votes

Does a flight briefer require a license in the US?

I imagine that the do receive plenty of training and I belive there was a time where they were "Flight Service Specialists" (this may have changed when LM took over). The FAA offers a great free ...
Dave's user avatar
  • 101k
2 votes
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Does FAR Part 121 require at least 45 minutes of fuel remaining upon landing?

No, the regulation only concerns dispatching and taking off. Fuel burn will usually vary a little bit based on unpredicted wind shifts, performance variations and traffic deviations. § 121.639 ...
Dave's user avatar
  • 101k
2 votes
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What is exemption 17347 in the context of dispatch for FAA domestic carriers?

Exemption 17347 was requested by the Regional Airline Association to extend a pre-existing alternate weather regulatory exemption to apply to regional airlines operating under part 121 because the FAA ...
ksea's user avatar
  • 625
2 votes
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Is there a benefit or advantage of decreasing the transtion altitude or transition level?

Transition altitudes / levels are instituted so all aircraft have the altimeter setting and will maintain vertical separation. For aircraft that travel long distances quickly having the ability to set ...
wbeard52's user avatar
  • 12.7k
2 votes

What does a dispatcher do if an aircraft can't stay on a NAT route due to a communications failure?

Every flight within the NAT region is issued with an oceanic clearance that includes routing, altitude and speed. In case of communications failure the aircraft shall adhere to the last acknowledged ...
busdriver's user avatar
  • 3,340
2 votes

Where does FlightAware obtain the filed flight plans under the "Flight Data" section?

One of the data sources used by FlightAware is ASDI. This data includes filed flight plans for airborne flights and also (near) future planned flights. Although the Wikipedia page limits its ...
Greg Hewgill's user avatar
  • 9,152
1 vote
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What is the procedure to fill/send/approve a flight plan to the ATS network from outside?

Using EUROCONTROLs „business-to-business web services“ you can file and manage flight Plans (including IFPS validation) as well as check details about the filed flights e.g. departure and arrival ...
pcfreakxx's user avatar
  • 1,988

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