reading the signal…
Signals / Object / Street-level imagery
in Corona, CA·counted·261 all time
Emergency access identifies routes or facilities for responders, typically marked by gates, lanes, helipads, or warning signs.
Counted, not streamed: Emergency Access has no time series, so it is read as a footprint across places. All-time count by city.
Things that physically exist: street furniture, signs, buildings. All-time counts.