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Questions tagged [airport-markings]

Airside markings and signage found on or near airport runways, taxiways, and ramps.

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24
votes
2answers
4k views

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?
9
votes
1answer
2k views

What's the point of having ILS on runway signs?

Runway signs show the ILS category next to the runway designation. But if you flew and didn't drive to the airport, you already know (hopefully). Either way, you are taking off, so you don't really ...
12
votes
1answer
988 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 ...
45
votes
4answers
34k views

My windsock is erect, what does this mean?

I know that airport windsocks are calibrated to reach full erection at a particular wind velocity. At half that speed, the first half of the windsock should be erect and the second half should droop ...
37
votes
1answer
5k views

What is this star shaped symbol on the tarmac?

This symbol is on the tarmac at Ramona, CA airport. I've seen it at other small GA airports from Google Earth but I don't know what it is. Can someone please explain?
10
votes
2answers
7k views

How do you calibrate the compass of an aircraft on a compass rose?

A follow-up from this question; one of the answers mentioned that the compass rose in the picture was used to calibrate an aircraft's compass. But how does that actually work? Do you park the ...
5
votes
1answer
2k views

Why is the font size of runway numbers in Canada small?

I've noticed that on runways at Canadian airports, runway numbers are painted noticeably smaller than runway numbers at airports pretty much anywhere else. For instance, here's the beginning of runway ...
11
votes
2answers
1k views

What does the sign “Caution your blast” mean?

At London City Airport (LCY) there exists a "CAUTION YOUR BLAST" sign. This isn't one I've seen before. What does it mean?
2
votes
2answers
221 views

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 ...