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
Pop Up Bollards | Hercules Fence | Maryland, Virginia, DC
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Pop Up Bollards | Hercules Fence | Maryland, Virginia, DC
Drivers urged to stay aware of security barriers > Schriever Space Force Base (Archived) > Article Display
Main gate scheduled for two-week closure > Minot Air Force Base > Article Display
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Access control barrier - TERRA - Frontier Pitts France - parking / boom / steel