A Look at Pop-Up Vehicle Blockers as a Potential Solution to Automotive Attacks - Core77
Mobile Barriers | Towable Barriers | Nasatka Security
Wedge and Plate Barriers - Concentric Security
Sentinel - Ameristar Security Products
What's the Sweetest, Crispiest Way to Stay Safe in a Car Crash? - The New York Times
Modular anti-terror barriers adopted at Premier League football stadiums
Delta Scientific | Global Leader of Vehicle Barricade & Bollards Systems
Active Barriers - Ameristar Security Products
Man arrested as car crashes outside Parliament. Number of people injured.
US Naval Base Guam - The active vehicle barrier system, or pop-up barrier, is designed to physically prevent unauthorized vehicles from entering military installations on Guam. The pop-up barriers are hydraulic, manually