Unable to answer "What surface does this piece of road have?" for https://osm.org/way/28417681 via StreetComplete 53.3:

Mixed asphalt and concrete patchwork for most of the length

Attached photo(s):
https://westnordost.de/p/172746.jpg
https://westnordost.de/p/172747.jpg
https://westnordost.de/p/172748.jpg
https://westnordost.de/p/172749.jpg