Traffic lights triggered by avalanches! Is that close enough, Martin? https://elearning.unipd.it/scuolaamv/pluginfile.php/19629/mod_resource/content/1/04_02%20difesa%20dalla%20valanghe.pdf
I remember I saw them for the first time in 1985 in the Val Zoldana, Provincia di Belluno (SP251), but had no idea how they worked. The document above explains it. :-) Volker On Sat, 5 Dec 2020 at 19:22, Martin Koppenhoefer <dieterdre...@gmail.com> wrote: > > > > > Also at much larger airports. Brize Norton > > (https://en.wikipedia.org/wiki/RAF_Brize_Norton), for example. > > > you guys are finding real world examples for every weird situation that > nobody expected to even exist. Traffic lights for rock fall somewhere? > > Cheers Martin > _______________________________________________ > Tagging mailing list > Tagging@openstreetmap.org > https://lists.openstreetmap.org/listinfo/tagging >
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