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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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2answers
224 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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3answers
7k views

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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1answer
143 views

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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0answers
184 views

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
284 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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0answers
26 views

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
101 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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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 ...
22
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1answer
5k views

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 ...
15
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2answers
1k views

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
340 views

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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2answers
507 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 ...
40
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4answers
9k views

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
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?
6
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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
7k views

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. ...
12
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1answer
482 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
314 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 ...
15
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1answer
2k views

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
325 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
63 views

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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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
201 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
215 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
222 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
303 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?
4
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1answer
321 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
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
144 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 ...
6
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2answers
237 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 ...
6
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1answer
461 views

How are procedures for curved-runway operations different for those for straight runways?

Runways having a significant curve between the two ends aren't exactly common, but they do exist, one good example being Elk City Airport's runway 14/35. When operating to or from an airport with a ...
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3answers
625 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 ...
8
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1answer
242 views

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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1answer
357 views

How can I calculate the Obstacle Free Zone of an aerodrome?

How can I calculate the Obstacle Free Zone of an aerodrome?
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0answers
342 views

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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2answers
5k views

What does the letter G mean in a runway identifier?

Boulder Municipal Airport (KBDU) has runways 8 / 26 and also runways 8G / 26G. What is the significance of the letter G following the runway numbers?
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3answers
681 views

Why do simultaneous-ops parallel runways need to be so far apart?

In the answers to this question about Denver's widely-scattered pinwheel of runways and this question about Schiphol's runway out in the middle of nowhere, it's mentioned that parallel runways are ...
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1answer
143 views

SFO Taxiway Marking Meanings

I'm studying aviation and pulled up a Google Map satellite view of San Francisco International Airport (KSFO) and was wondering if someone could shed some light on what a few of the taxiway markings ...
3
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2answers
253 views

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.
2
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2answers
208 views

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 ...
6
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1answer
333 views

Why is runway friction measured at 65 km/h and 95 km/h?

Why do we measure at 65km/h and 95km/h when we do a Runway Friction Measurement? Are there differences?
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1answer
214 views

Why would a runway friction measurement improve over time?

Why would a runway friction measurement that I've just made (with a SARSYS friction tester) give better (condition improved) results than a measurement that I made 6 months ago? The runway has been in ...
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1answer
263 views

Do runway markings vary from country to country?

I understand that most of the airports should follow FAA/ICAO for runway markings but most of the countries have their own standardization orgs. So, how much do the runway markings vary from USA to ...
3
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1answer
264 views

Can aircraft depart/arrive after another aircraft has sprayed snow on the runway?

Does snow spray affect runway surface friction? The weather was bitterly cold on March 18th, 2018 and Birmingham airport was covered with snow. As you can see in this video, an A380 sprays snow on the ...
74
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1answer
10k views

How is tire rubber removed from the runway?

Every time an aircraft touches down, the tires are spun up rapidly. As a result, some rubber is left at the touchdown zone. (image source) As time goes on, more rubber is accumulated at the ...
3
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1answer
331 views

How does the capacity of 2 parallel runways compare to single runway?

Under IFR, what is the capacity of 2 near parallel runways and how does it compare to mixed mode single runway?
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1answer
838 views

Why is the landing distance increased on grass runways?

Checking the Cessna 152 POH it says to increase takeoff distance by 15% of ground roll (makes sense due to increased friction). Also says to increase landing distance by 45% (doesn't seem to make ...