Documented evidence
The verified official source classifies Kräzernstrasse: Temporäre «Höchstgeschwindigkeit 30 km/h» in the category police.
Source
Bundesamt für Statistik BFS · https://daten.stadt.sg.ch/api/v2/catalog/datasets/newsfeed-stadtpolizei-stgallen-medienmitteilungen/exports/jsonl
Context
This entry reflects only the verified state of the source. It does not imply any further legal or personal assessment.