"G" on runways airport charts

Hi all,

What does the “G” stand for on airport runway d

iagrams?

Thanks!

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I would assume it stands for “grooved” runway. Meaning that the braking coefficient would be a bit better if wet, not quite as good as a dry runway but some aircraft types are approved to use different performance figures if the runway is grooved.

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A Internet search for LIDO chart legend gives the answer:

image

Source: Understand Lido Charts | PDF | Airport | Aviation Safety

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