Questions tagged [commercial-operations]

Questions pertaining to the operation of aircraft for commercial purposes.

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7
votes
2answers
30k views

Can a commercial pilot fly passengers for hire without an air carrier certificate? [duplicate]

I have my private multi instrument and almost done with my commercial multi. A collegiate school's football team has requested that I fly the coaches (2-4) to their away games and other travel events ...
19
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1answer
2k views

What are the printouts/paperwork a captain does at the check-in desk?

While flying American out of Chicago yesterday I noticed that when the captain arrived he went to the check-in desk and first read the monitor of a computer there for a minute or two, then he printed ...
3
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2answers
1k views

How does passenger unloading order prevent plane tipping?

This answer to the question about an emergency landing very early in a trans-continental flight indicated that the fuel in the aft auxiliary tanks could cause the plane to tip on its tail if the ...
5
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2answers
410 views

Could improper deplaning of a flight with full fuel tanks cause the plane to tip?

Reading this article regarding an Alaska Airlines 737 Flight that had to turn around back to the gate. There was a following statement: At the gate, passengers were unloaded five rows at a time, to ...
0
votes
2answers
381 views

How can a plane fly far longer than designed? [duplicate]

The current record for longest commercial flight is 21,602.22km by Boeing 777-200LR. However the designed maximum range for B777-200LR is 15,800 km. So how is this possible?
8
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1answer
324 views

What could cause a rear twin-jet's throttle to oscillate on descent?

I rode a smaller twin-tail-engined jetliner for a few short hops last month, and I noticed that their airport approaches are much rougher than the widebody airliners I am used to. I believe that it ...
20
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3answers
10k views

What aircraft could make non-stop transatlantic flights in 1958?

According to Wikipedia: TWA flew to Europe nonstop from O'Hare starting in 1958 The Great Circle Route distance from ORD/KORD to LHR/EGLL is 3953 miles. Other major European airports would have ...
3
votes
1answer
1k views

What is the difference between point-to-point and low-cost airlines?

In describing major airlines, are "point-to-point" and "low-cost" synonymous? Or is this an over-generalization?
26
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5answers
9k views

Why are pilots asked to provide a reason for a go-around?

Why does the tower ask pilots what the reason is for a go-around? This seems to be standard for commercial flights.
10
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2answers
4k views

At what minimum occupancy ratio can airlines operate profitably?

Often, airlines are unable to sell all the seats of a flight and some seats go unsold. So, with what occupancy ratio is it usually profitable for an airline to operate? For example, Recently, a ...
5
votes
1answer
2k views

How are the costs managed in a codeshare?

How do the airlines manage the costs invovled in a codeshare? As all airlines are selling tickets, (might be at different prices) but only one of them is operating the flight. So, how do the ...
30
votes
1answer
24k views

How does a commercial airliner measure its weight/mass?

Other questions currently being answered cover situations regarding planes near, at or even above their MTOW. It raises a more basic question: how is the exact "ramp weight" of an airliner measured or ...
25
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3answers
7k views

Why are the call signs of some airlines completely different than their name?

The call sign of U.S. Airways is "Cactus", and that of British Airways is "Speedbird"; while for Malaysia Airlines is "Malaysia", Qantas is just simple "Qantas". Why is it that the call signs of some ...
22
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4answers
5k views

Why are Low Cost Carriers ordering several hundred aircraft?

Indigo is a low cost carrier, which already has 99 A-320s in its fleet has ordered 431 more. This airline currently covers 35 routes, while the full service carrier Emirates has 221 planes, and ...
1
vote
0answers
127 views

What do professional commercial pilots do to counteract boredom? [duplicate]

With the eyes of a layman, it seems to be a wonderful thing to fly a big airplane between continents. From an initial perspective anyway. During a transatlantic fight, pilots can see the water of the ...
4
votes
2answers
16k views

What are the differences in door types in a commercial airliner?

I was looking on YouTube at crew training videos. One door caught my attention for a Qantas 767. This door was completely electric and slid up and into the fuselage above, instead of out and to the ...
4
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1answer
258 views

Is there a public database for annual flights by aircraft type?

I am doing research about the number of flights and distance flown performed by aircraft types, in a given year. For example: ...
6
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2answers
5k views

If both pilots are incapacitated, what happens?

How do the airlines prepare for a situation where for some reason both PIC and SIC are incapacitated for the remainder of the flight?
3
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1answer
198 views

Is aviation software translated into the users' native language desirable over English?

I want to build some software containing information about aircraft, like a logbook. Nothing related with avionics. I know that default language in the aviation industry is English, but in the case ...
2
votes
1answer
322 views

How many VHF system can be in MEL for an A340?

How many VHF (Voice Communication) system can be in MEL for A340 aircraft? What are the guidelines to decide that and is it different for aircraft operating under FAR 121, 125 and 135?
11
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2answers
18k views

What is the ratio between time in the air and time on ground for an aircraft?

I suppose it may be different from an airline to another. Given the maintenance, the time to load/unload the aircraft, the time the aircraft is grounded because there is no flight scheduled (e.g. at ...
14
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7answers
5k views

How dangerous can it be if something falls from a flying aircraft?

How dangerous can it be if something falls from a flying aircraft?
11
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2answers
29k views

How many active large commercial airplanes are there?

For example, the 747 Wikipedia page says that 1500 747s were produced (that number seems quite low!). Any indication of how many large, commercial aircraft there are, and what the breakdown between ...
6
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2answers
2k views

Is it legal to use RC quadcopters for commercial purposes?

Is it legal to fly a drone with a go pro or something and take photos and video for commercial purposes? This is what I found on the FAA website. All UAS operations for commercial or business ...
11
votes
1answer
2k views

How are conflicts between pilot flying and pilot not-flying over aircraft control resolved?

A question about the "my aircraft" protocol led to several answers that explain how the pilot flying (PF) can delegate control to the pilot not flying (PNF). It also seems that a pilot (e.g. ...
16
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3answers
22k views

In an airliner, does the Captain or the First Officer fly the airplane?

If there is such a thing as a 'normal' flight (in a commercial airliner), who flies the plane? Is it usually the Captain, the First Officer, or whomever needs the hours?
19
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3answers
5k views

How is the pressure difference in passenger plane toilets generated?

The toilets on passenger planes flush with an impressive amount of force - Is the negative pressure inside the tanks generated by a pump or are the tanks connected to the outside air pressure? ...
15
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2answers
2k views

Does the co-pilot still remain in control of the plane if an engine fails during takeoff?

If an engine fails after $V_1$, how long does the copilot remain in control if he was the pilot flying? What is prioritized before the captain taking control of the aircraft?
13
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2answers
1k views

Is it possible and effective to perform a forward slip in a large commercial jet?

I'm wondering if it's possible to forward slip a large commercial aircraft, like the A320 or even B777, and if so: is effective or useful, since most small aircraft which I gather do it have no ...
10
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2answers
2k views

Are airport employees security checked?

Is your average ramp or store employee at an international airport security checked before they are allowed to enter the gate side area or apron?
29
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5answers
39k views

Is passenger weight distribution important on a commercial flight?

This is something I've wondered about for a long time. On really large airplanes, like a 747-400 or A380 for example, I would assume that the weight of the passengers on board is a significant to the ...
26
votes
1answer
17k views

Why open up the window shades before takeoff and landing?

On commercial airlines, I've noticed that the flight attendants always ask everyone to open up their window shades before landing or takeoff. I've always wondered why this is. Is it something to do ...
20
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3answers
54k views

What do the terms 'holding out' and 'common carriage' mean?

A pilot with a new commercial certificate is excited at the new world of getting-paid-to-fly they have opened up. That is, until their instructor or good friend reminds them of 14 CFR 119 and the ...
16
votes
1answer
712 views

What is the usage ratio of the An-225 Mriya?

Does anyone have data on how much time the An-225 (only one was produced; it is currently the largest aircraft in the world) spends flying/on missions and how much it waits for customers? This is a ...

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