boom barrier

A boom barrier is a horizontal bar or pole that is pivoted to control the access of vehicles at a certain point, such as a parking lot, toll booth, or a restricted area. It is commonly used as a security measure to regulate the entry and exit of vehicles Boom barriers are often automated and can be controlled electronically. They can be raised or lowered automatically using various mechanisms such as motors, hydraulics, or electromechanical systems. https://www.novusapl.com/boombarrier-premium-series.php