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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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What's a quick way to determine which runway to use?

Let's say I call up Wx and have the wind direction and I know the runway headings from my charts and the pattern is empty. I can do the math, but it's tedious and slow and even worse when there are ...
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2answers
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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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What factors are considered when a runway is planned?

What environmental factors are considered when a new runway construction is planned (e.g. winds, weather, sun direction, etc.)?
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1answer
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Are there differences between the runway lighting on a land runway and on an aircraft carrier?

How are the lights on aircraft carriers placed and are there differences to the color/position/number of lights at normal airports?
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3answers
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Why not make the touchdown zone of runways wider than the rest?

Reasons: Save money by making the rest of the runway narrower Larger margin of error left and right Easier to turn around, if necessary And if the reason that it isn't done is merely for regulation/...
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2answers
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Which civilian airport has the most runways (current and planned)?

I just read Is the airport capacity related to number of runways? . While there are a host of factors, the idea of more runways is obviously so that more flights come in and out. Which is the biggest ...
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5answers
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Why are most runways made of asphalt and not concrete?

From the little I know about vehicles in cities, nowadays concrete is preferred to asphalt for road construction as, while initially more expensive, concrete is supposed to be cheaper to maintain. ...
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2answers
226 views

Why aren't runway numbers painted in a higher aspect ratio?

I'm watching a lot of aviation youtube channels and it seems to me that when attempting a landing on a "normal" glide path, it must be quite hard to read the runway numbers until you're on short final,...
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0answers
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Are tritium runway lights widespread in remote areas?

There was some interest in the 80s and 90s in providing runways in remote areas with tritium lighting (which requires no external power, since the radioactive decay in a sample of tritium gas induces ...
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3answers
291 views

Can pilots choose runway and landing direction?

Pilots normally receive landing clearance for a specific runway assigned by ATC. Absent an emergency, can pilots of commercial flights (depending on the wind conditions for example) choose a ...
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1answer
172 views

Can I land on an abandoned runway in California?

Can a private pilot land on an abandoned runway in southern California's remote areas? There are a few unpaved runways near scenic hillsides, ideal for camping or swimming.
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What are the consequences of turboclair system on restriction due to turbulences?

The Turboclair system basically consisted in jet engines used to warm the air around the runway and dissipate the fog. I understand a better visibility due to less fog allow less equipped aircraft to ...
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1answer
102 views

Is it possible for one runway to have a different TORA in each direction?

Is it possible that TORA is not the same for both directions on a single runway?
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171 views

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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1answer
137 views

What runway is used in a 90 degree crosswind? [duplicate]

If an airport has runway 09/27 and the wind is at 180 or 360, which runway is used? Is it possible for both ends to be used depending on the amount of traffic?
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1answer
389 views

Why does Schiphol airport have such a long taxi way? [duplicate]

I heard that from runway 18R-36L the taxi time is around 20 minutes, I heard that this runway was built and is used mainly to reduce noise pollution, but what reasons are there for the length of the ...
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1answer
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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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4answers
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Why is one of two parallel runways sometimes closed in foggy weather?

A few times, when flying into SFO, me and my fellow passengers were informed that due to foggy weather one of two parallel runways there is closed, causing delays. So, a few questions: Why can only ...
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2answers
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Are taxiways numbered in a predictable order?

When taxiing at an airport without a full-blown airport diagram (most commonly, a non-towered airport), how does a pilot know whether taxiway A (Alpha) is on one end of a runway, or the other? Or, in ...
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2answers
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How long does a runway have to be for an Airbus A380 to takeoff?

I have seen several Airbus A380's takeoff on large runways, but how small can a runway get for an Airbus A380 to takeoff fully without overrunning?
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3answers
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Do landing strips suffer from landing wheel tire tracks?

I've now seen several landing strips up close and there are lots of tire tracks from planes' landing wheels. I wonder if it somehow modifies the properties of landing strips to make for poorer landing ...
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2answers
508 views

Is this photo of an aircraft in a flood genuine?

I stumbled upon this picture somewhere on the internet: I don't believe an aircraft would be able to take off like that; I also don't expect a normal landing be allowed if this were on a runway. I ...
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4answers
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Do military bases still employ wheel watchers?

When I was in the air wing in the '70s, I had the unpleasant opportunity of pulling wheel watch. The unfortunate individual sat in a small shack (maybe 3 x 6 ft.) with a pair of high-powered ...
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2answers
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If I own land, can I create a private runway on my property for my own use?

In the United States, if I own land that has an area suitable for landing a small general aviation airplane, can I just create a private runway, or do I have to officially be registered with the FAA ...
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1answer
456 views

What is this 'runway number' automatic readout system on a flight deck?

I was watching this flight-deck video (starts at 11:13) of a Turkish Airlines Boeing take off from Istanbul and just as they accelerate on the take off roll there seems to be an automatic voice in the ...
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1answer
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Why are months (e.g. December) used to notate a runway?

I'm writing a report on runway quality and I've stumbled onto a weird qualifier in the data. I understand that runway 17/35 indicates which direction the runway is facing based on magnetic heading. ...
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1answer
486 views

Why is the aiming point distance shorter in the US vs. Europe for long runways?

In essence, if you compare EGLL and KJFK (but it works for other airports too) you would see that US airports generally adhere to the rule of 1000 ft in distance between threshold and aiming point ...
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2answers
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What is this runway marking on Kirkwall Airport's runway?

What are these markings on Kirkwall Airport's runway? From where they are on the runway, they seem like the touchdown markers, is that what they are?
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3answers
203 views

Where can I find runway usage statistics of USA airports? [closed]

Ok I’m looking for stats and data of planes arriving at various airports and what runways they use most. I need to know the most used runways for arrivals in airports here in the States. Can anyone ...
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1answer
376 views

What is the table top runway maximum slope?

What is the maximum permissible slope for a table top Runway (elevation 1600 m) to be made on hill top ?
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2answers
316 views

Why don't pushback tugs take the aircraft to the runway? [duplicate]

As we know aircrafts have to turn on their engines to taxi the entire way to the runway, if pushback tugs are used, it would save a lot of ATF and overall costs. Is there any specific regulation by ...
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1answer
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What is the correct phraseology for "runway 03 R”?

What phraseology is normally used for "runway 03 R" by air-traffic control and pilots? A couple of possible options I came up with: runway zero three R runway three R runway zero three right runway ...
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2answers
329 views

What Are These Runway Lights For?

I know that the strobe lights that flash in rapid succession of each other indicate the open end of the runway, to help guide pilots in at night. It's obvious the white lights indicating the edges of ...
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0answers
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Is there an equivalent of the Threshold Crossing Height for departure procedures?

The definition for the Threshold Crossing Height is, according to the sources that I have checked, "the theoretical height above the runway threshold at which the aircraft's glideslope antenna would ...
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2answers
3k views

Why would aircraft take-off in the opposite direction as landing despite wind direction?

I have visited and flown out of Harare International Airport, Zimbabwe a number of times and the thing that always baffles me is: Why do aircraft use runway 23 to depart, but runway 05 to land? At ...
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0answers
54 views

One-way runways usage [duplicate]

I noticed than in Frankfurt there is one-way runway (18). Are there many of such one-way runways? The main question is how such runways can be used? In the case of Frankfurt, it seems that a "wall" ...
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3answers
627 views

Why aren't runways lit from overhead, like highways?

Why don't runways have overhead high-mast lights like roads? YouTube videos substantiate that aircraft landing lights and runway edge lights are too faint to illuminate the whole runway, and the ...
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1answer
216 views

What are the rules for racing on airport runways? [closed]

What are the adverse affects of burnout rubber left on the runways for airplanes?
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2answers
224 views

How are the runways operated at Toronto Pearson?

I have a sort of technical question regarding the operations of runway systems at larger airports, specifically at Toronto Pearson (satellite view here). As far as I can see, the airport has 5 runways:...
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1answer
305 views

What is a “Land And Hold Short Of” light?

A runway inspection found a "Land And Hold Short Of" (LAHSO) embedded light had become dislodged and had caused damage to a tyre. http://avherald.com/h?article=4bb1964c&opt=0 What is such a ...
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3answers
241 views

How are runway lights constructed?

How are runway lights constructed so that they are not damaged by aircraft wheels, and can continue to function safely, to demanding specifications, under a wide variety of environmental conditions?
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1answer
161 views

Why doesn’t runway 31R at JFK have a VGSI?

All of the runways at JFK have a PAPI except 31R. Why does 31R not have any kind of VGSI?
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1answer
325 views

Why is there such a long displaced threshold on 22R at JFK/KJFK?

This video seems to raise a whole bunch of questions, but here's one I have: Why such a long displaced landing threshold on 22R at JFK/KJFK? (Scroll down to the 4L/22R section for details.) ...
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1answer
147 views

Why runway 13L/31R of JFK Airport does not mention any Threshold Crossing Glide Path Height for its reciprocal end?

I am studying FAA's airports legacy file and its corresponding layout data. I noticed that runway 13L/31R of JFK Airport lacks a Threshold Crossing Glide Path Height, as one can also confirm from this ...
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4answers
26k views

How do PAPI lights work?

Usually, there are four lights at the sides of runways which show airplanes' altitude status: four red lights: too low two red, two white: appropriate altitude four white lights: too high. If two ...
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2answers
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What is the Runway Design Code (RDC) for San Francisco airport (KSFO)?

I need the Runway Design Code (RDC) for the SFO airport. Can anyone provide a link for this and possibly other airports? I have checked the SFO Master Plan/Development Plan and found nothing.
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2answers
240 views

How should you coordinate with traffic at non-towered airports?

I am a fairly new pilot. I recently flew to a non-towered airport in Quebec, Canada (Lachute, CSE4). There is a significant displaced threshold on each end of the runway. The airport has one taxiway ...
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2answers
1k views

Why didn't planes land from the sea in the old Kai Tak Hong Kong airport?

Reading up on the old Hong Kong airport Kai Tak, I'm left with the question as to why the planes didn't land from the sea? I know that takeoff was done towards the sea, but is there any reason that ...
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2answers
370 views

Why would the runway separation for parallel triple simultaneous precision approaches be dependent on airport elevation?

Based on FAA advisory circular AC 150/5300-13A, Airport Design, when operating triple simultaneous precision instrument approaches the parallel runway separation could be reduced from 5000 feet to ...