YieldMapper
Unable to answer "What diameter is specified on the sign for this fire hydrant?" for https://osm.org/node/8504029747 via StreetComplete 38.2:

Finde hier keinen

Attached photo(s):
https://westnordost.de/p/76532.jpg
https://westnordost.de/p/76533.jpg
https://westnordost.de/p/76534.jpg
https://westnordost.de/p/76535.jpg