Boom barriers also called parking barrier , which is a aluminum bar or pole pivoted to allow vehicle or pedestrian access. It is widely used in commercial and residential ficilities.
Boom gate or barrier
gate system uses a bar to block vehicle traffic, barrier arms for road
access control. Used in both single and dual gate applications.
Parking boom barrier loop detectors are used in combination with vehicle detection loops to detect vehicular traffic traveling or stopping overhead in a roadway.