A boom barrier is a bar or pole pivoted to allow the boom to block vehicular or pedestrian access through a controlled point. Typically found at toll booths, parking facilities, and entrance points to restricted areas, it is used to control traffic...
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A is a bar or pole pivoted to allow the boom to block vehicular or pedestrian access through a controlled point. Typically found at toll booths, parking facilities, and entrance points to restricted areas, it is used to control traffic flow and ensure security.
