Fire lanes and access routes need a different rule from ordinary parking management. The question is whether an area that must remain available is occupied for long enough to require attention. The camera event can document the vehicle or object, time, location, and duration so the site team can follow its own response procedure.
Defining the route
For each camera, draw the actual lane, door approach, emergency route, or corridor that must stay clear. A broad region can create unnecessary alerts from normal traffic. A route that is too narrow can miss an obstruction at the edge. Site video is the best way to set the region and test it with real vehicles, pallets, carts, and pedestrian movement.
Useful alarm rules
Many sites use a delay before the first event and a longer interval before a repeat alert. The required duration can vary between an entrance, a loading dock, and an emergency route. The event should be reviewed with the full-scene image because a vehicle may be operating under an approved temporary arrangement.
What the model does not decide
The model reports visible occupation. It does not determine emergency compliance, assign responsibility, or replace the site’s fire-management procedure. Those decisions remain with the facility owner and relevant safety personnel.