What is Retractable Bollard?
A post that is put in the middle or at the end of a road to keep vehicles off or out of a particular area which is going down and raising up. High Security Bollards, Crash Tested Bollards are mostly used to protect the places for suicide bomb attacks by vehicles. Hydraulic Bollards, Pneumatic Bollards, Automatic Bollards, Semi-Automatic Bollards, Collapsible Bollards, Removable Bollards are also used to controlled entry/exit at the gates. Retractable Bollards are used for vehicle entrances, army, industrial, governmental and commercial buildings or streets that are closed to vehicle traffic between certain hours of the day. Some companies achieved Crash Test Certificate from accredited laboratories like PAS:68, DOS K-12, ASTM F 2656, IWA 14-1. For more information, visit Optima Engineering What is Retractable Bollard made of? Road Bollards are made from heavy stro...