http://dataprep.eulynx.eu/schema/NR/SpadAlarm - EDP ontology - BobJanssen - PLDN

SpadAlarm

The signal is presumed passed at danger (SPAD) when the given track circuit is unexpectedly detected occupied.
ownsSpadAlarm

SpadAlarm

The signal is presumed passed at danger (SPAD) when the given track circuit is unexpectedly detected occupied.