Questions tagged [runways]

A runway is a "defined rectangular area on a land aerodrome prepared for the landing and takeoff of aircraft" (ICAO definition).

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1answer
1k views

At what distance beyond the aiming point is a landing considered a “Deep Landing”?

In Flight Data Monitoring (FDM) programmes, the Deep Landing calculation is based on difference between the aim point (or glide slope touchdown point) and the actual touchdown point. How are the ...
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How can pilots obtain runway length information for airports that do not appear in the chart supplement?

How can pilots obtain official runway length information for airports that do not appear in the chart supplement such as private airports?
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Engines more powerful than the brakes?

This might be more of an anecdotal question, but are there any aircraft where under full throttle (with afterburner in worst-case) where the wheels wouldn't provide enough friction against the runway ...
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132 views

What does this indication of '10∼15 degree' that points toward the both edge of runway means?

While I study FAR AIM, 2-1-1 approach light system, I saw this indication (on the left side) that I couldn't guess what it tried to demonstrate. It seems like runway end identifier lights, but I can'...
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Is it possible to drive into Gibraltar Airport's runway?

The runway of Gibraltar Airport crosses an active 4 lane highway Example Video. My question is are there any security measures which prevent normal traffic from entering the airport through the ...
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How Does the FAA Define the Dimensions of the Touchdown Zone?

Does the FAA give a regulatory definition of the term "Touchdown Zone" for use within the context of landing operations? In 14 CFR 91.175 the FAA requires—in certain cases—that pilots must be in a ...
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What is the area between the taxiway and runway shown in the picture below?

Is this the Arresting area? I'm not too sure what you call this area
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Why can't some airports handle heavy aircraft while others do it easily (same runway length)?

As I've seen in this video, they operate flights from Bournemouth airport all the way to Barbados on a Boeing 787-8. As Bournemouth runway length is 2,271 m (7,451 ft), it can handle aircraft such as ...
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Can two aircraft be allowed to stay on the same runway at the same time?

My understanding is that the runway should always be cleared, and occupied by no more than a single aircraft for takeoff and/or landing at any given time. Is there any scenario in which ATC can ...
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What will be the immediate action by the pilot and ATC if any plane blocks the runway while landing?

Suppose, if the Airport has only one runway and one plane is trying to take off at the end of the runway and other plane trying to land from the other end of the runway. Due to any reason if the ...
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How many US airports have 4 or more parallel runways?

Which airports in the US have four or more parallel runways? How many are planning additions in the next 5 years? A few years back, 10 years, Charlotte opened their 3rd parallel runway and it was ...
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Why can some runways only be used from one end?

Is there any reason for why some runways can only be landed and taken off from one end and not the other, even though there aren't any obstructions (mountains, etc.) and apparently can be used from ...
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Where does the Departure End of Runway (DER) exactly begin?

I am having trouble understanding the concept of Departure End of Runway. Most sources state that DER is at the end of the portion of the runway that can be used for takeoff (which, as far as I can ...
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Why are Gatwick's runways too close together?

Gatwick Airport has two runways (08L/26R and 08R/26L), but they are only 200 metres apart - too close (by just ten metres) to allow simultaneous operations on both runways. As a result, usually only ...
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When an airport has helipads, why would a helicopter take-off or land on a runway?

At an airport with both runway and helipad (KASH) I have seen both being used for helicopter takeoffs and landings. Is there anything that causes the helicopter pilot to choose to use the runway ...
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Why don't short runways use ramps for takeoff?

Say you had a runway for light aircraft, but only 700 meters or so of runway. Wouldn't it help to end the runway with a ramp that is ~40 meters above ground and slightly facing the sky at a gradient ...
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How are parallel runways named if there are more than 2 or 3? [duplicate]

I know that it's very common for runways to have a parallel neighbor, and they're normally called left and right. I have also seen some runways called "center" if there are three parallel runways. ...
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What's the relation between speed of an aircraft and takeoff distance?

I'm making a tool that when given : weight of aircraft , takeoff speed , runway length and some other parameters , it analysis the takeoff performance and states whether using the brakes now is safe ...
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How does the runway number relates to Magnetic Heding/Course? [duplicate]

I know that runway numbers correspond to Magnetic North, how does it relate to Magnetic Course/heading? Can we say that the runway number is equivalent to Magnetic heading?
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Why do airports remove/realign runways?

When looking at Google Earth, I often find myself looking for airports. I often notice that no matter what size airport, over time many of them have abandoned old runways and built new runways in ...
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Was the runway upgrade at Mataveri Airport on Easter Island really related to the Lee Correy novel “Shuttle Down”?

This answer to the question Could the Space Shuttle have landed on any long runway other than those specially reinforced at Kennedy (TTS), and Edwards (EDW)? says: The Mataveri Airport on Easter ...
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Why did this aircraft take off in the opposite direction compared to the one used by other flights right before/after it?

I recently took a weekend trip to Naples and went to admire the city from above at the Certosa di San Martino panoramic viewpoint which, it turned out, was also offering a distant view at NAP ...
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What is a Simultaneous Offset Instrument Approach (SOIA)?

I have heard about Simultaneous Offset Instrument Approaches (SOIA), special procedures for runways that are spaced particularly close together. How exactly do they work? What are the requirements for ...
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What does an “X” at only one end of the runway mean?

I came across aerial imagery of a dirt strip in northern Idaho with a white "X" at one end of the runway, but no markings at the other. Does this mean the runway is only closed in one direction, or ...
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Why is one of Madera Municipal's runways labelled with only “R” on both sides?

I was looking on Google Maps satellite view and noticed Madera Municipal Airport in Madera, CA (ICAO KMAE) has an east-west runway labelled with nothing but the letter "R" on both sides. There is no ...
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Are grass strips more dangerous than tarmac?

There are a couple of flight schools near me. One is at a large airport, they use Piper Tomahawks primarily to teach. Naturally, they use well maintained, tarmac runways to takeoff and land. This ...
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What are the FAA regulations on grass airstrips?

What are the FAA regulations on grass airstrips like grass height, lighting, necessary aircraft equipment, and the like?
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What are the slash markings on Gatwick's 08R/26L?

Google Earth @ 51°08'52.24" N 0°11'35.71" W The markings are at 100 m intervals, to one side only of the centerline. They're also lighted as seen below. They are missing from the ICAO aerodrome ...
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Are runways booked by airlines to land their planes?

Suppose Indigo lands at Indira Gandhi international airport and the arrival is schedule at 5:30 a.m. Is the runway to land on fixed by the airline. If not please explain reason behind not to schedule ...
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Is there a time limit for a line-up and wait?

So this was from a barrage of History Channel documentaries celebrating the century of flight, some 13 years ago. In one of the shows, I recall it being said that an airliner has a time limit for a ...
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What is this white rectangle painted on runway 23 at KCRW?

(Related to this question.) Runway 23 at Charleston, WV (KCRW) appears to have a (roughly) 500' x 50' white rectangle painted on the touchdown zone (I've added red arrows pointing at each end of the ...
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Are there regulations on building homes at the end of a runway?

I live next to a golf course (Butter Valley Golf Port) in Bally PA that has a paved single engine air strip that runs through a portion of the course. Off the end of the runway (in one direction) ...
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What are these protuberances on the north edge of runway 10/28 at Mataveri?

The single runway (10/28) at Mataveri International Airport (IPC/SCIP) on Rapa Nui1 has (at least according to Google Maps) a few paved protuberances emanating from partway down its northern edge ...
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1answer
188 views

Shouldn't there be ATIS/sign information on sloped up runways?

I landed on Catalina island runway 22 last Saturday after the installation of a new concrete runway. To make it easier for heavyweight planes to land and after a short roll stop, they have made the ...
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Where do LAX commercial cargo planes land/take off?

At the Los Angeles airport, do commercial freight planes such as a 777F, 737F etc. take off near the Lufthansa / FedEx / DHL cargo areas from the 25L /25R runways towards the ocean ? Do they land in ...
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Why are runway lights always on?

By driving often near my local airport, I deduced that runway lights are kept always on as soon as the day light or weather conditions require it. I also suppose that it comes from safety reasons ...
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Are there runways that are numbered only on one side?

For all runways I've known or seen, they're numbered on both sides, with the number on the opposite direction differ by 18. Are there runways that are numbered only on one side? I.e. due to certain ...
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194 views

How did this Vampire's takeoff damage the runway so much?

This appears to be real, but, what's the cause? Aircraft is a DeHavilland Vampire on takeoff from a small airfield, but the runway's surface disintegrates from jet blast Full file at https://i.imgur....
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Minimum runway width for SSC Stratolauch

What is the minimum runway width for the Scaled Composites Stratolaunch vehicle? 1? Is this determined by the separation between its fuselages (and thus undercarriages), or its outer engines (to ...
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Why can't runway 18 at Frankfurt Airport accept takeoffs or landings in the opposite direction?

Runway 18 at Frankfurt Airport is one example of a runway which is numbered on only one side. Aircraft can only takeoff in the 18 direction, and cannot takeoff in the 36 direction, nor land in any ...
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Why is there conflicting nomenclature for the 1,000 ft runway markings?

The two thick solid lines on runways at 1,000 ft from the end of the threshold are called "fixed-distance markers" in some documentation, and in others, it is called the "touchdown zone marker". Are ...
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How is The Published Runway Touchdown Zone Elevation Decided?

The touchdown zone of a runway can be up to 3,000 feet long if the information I have is accurate. How is the published Touchdown Zone Elevation determined? Is it the center, an average of the ...
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Do any airports have runways or taxiways that cross active rail lines at grade?

Gibraltar has a runway which crosses an active road at grade (which, due to the peninsula’s geography and the resulting constraints on the airport’s location, happens to be the main road connecting ...
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What runway materials reduce skidding in wet conditions?

What are the possible materials that can be used on a runway, so as to reduce the plane speed and certainly stop the plane while preventing skidding when the runway is wet?
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Does the use of a turboclair system come with operational restrictions due to possible turbulence?

A turboclair system basically consisted of jet engines used to warm the air around the runway and dissipate the fog. I understand that better visibility due to less fog allows less-well-equipped ...
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Do 'threshold' and 'end of the runway' mean the same thing?

While I studied aviation, I got confused by these two words. Can anybody explain whether they're the same or not, and if not, what is the difference?
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How do airports determine when they should change their runway numbers?

Runway numbers in most of the world are based on the runway's orientation relative to magnetic north. For example a runway with a magnetic heading of 135° to 144° will be numbered ...
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Berlin Tegel periodic runway direction switch [duplicate]

If you live in Berlin it's very easy to see airplanes approaching Tegel airport; sometimes you can see them approaching from East for a month and then suddenly approaching from West before switching ...
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What factors made my flight land at runway 02 in El Prat?

Aircraft normally land at Barcelona's El Prat airport using either of the 25 runways, along a flight path hugging the coast, with a flip to the 07 orientation generally associated with bad weather. ...