Q: What is a Net Grab Vehicle Barrier or Arrestor Net? A: A Net Grab Barriers is an Active Vehicle Barrier used at government and military installations to stop gate runners and to protect entry points against terrorist attacks. Most effective as a final denial barrier or for access control, Net Grab Vehicle Barriers are …
Author Archives: K12 Defense
Mobile Vehicle Barriers
K12 DEFENSE – ENFORCER 1350RVB MERIDIAN ARCHER 1200 MIFRAM SECURITY – MVB MODULAR VEH. BARRIER Mobile vehicle barriers come in many shapes and sizes but do have many features in common. Let’s explore what makes these mobile vehicle barriers so unique: Wheels or casters for manual deployment No forklift required No power required Made of …
Why Use Bollards?
Q: Why use bollards for perimeter security? A: Why use bollards? Bollards are vertical posts that are secured to the ground to create a physical barrier to protect buildings, pedestrians, and other facilities from vehicular intrusion. Many large retailer are placing bollards in front of entrances and exits to reduce the risk of “crash and …
Crash Ratings for Bollards
Q: What are the crash ratings for bollards? A: The ASTM standards have replaced DoD standards as the most common standard for crash-testing gate or barrier systems. All crash tests will now be tested under the ASTM F2656 standard. THE 3 FACTORS THAT DETERMINE CRASH RATINGS Three basic factors determine crash test ratings: …
Shallow-Mount Vehicle Barrier
Q: What is a shallow-mount barrier? A: A shallow mount barrier is any type of vehicle crash barrier that is installed in a shallow footing, thus helping avoid disrupting utilities and other underground obstructions. Shallow mount barriers often require a larger surface footprint to accomplish the desired crash rating, which alleviates the need …
Surface Mount Tire Spike Barrier
Q: What is a surface mount tire spike barrier? A: Surface mount tire spike or tire shredder barriers are designed to arrest wrong way drivers and keep unauthorized vehicles from entering a secure area or parking lot. A surface mount tire or vehicle spike barrier uses teeth to puncture tires and deter gate runners and …
Surface Mount Drop-Arm Barriers
Q: What is a surface mount drop-arm barrier? A: A surface mount drop-arm barrier is similar to a beam barrier in that it is attached to the surface of the roadway and usually does not require much trenching or subsurface ground work. Surface mount drop-arm barriers are for above ground protection with an arm that …
Surface Mount Beam Barrier
Q: What is a surface mount beam barrier? A surface mount beam barrier is made of reinforced steel and works much like a foundation beam barrier that uses vertical or horizontal actuation to move the beam into place for stopping traffic. Surface mount beam barriers are mounted to a subsurface foundation to keep them secure, …
Surface Mount Wedge Barriers
Q: What is a surface mount wedge barrier? A: A surface mount wedge barrier, when in the up position, forms a wedge shape to block oncoming traffic from entering or exiting a desired location. Surface mount wedge barriers either mount to the surface of the roadway or can be lowered into position with a trailer (often …
Surface Mount Bollards
Q: What is a surface mount bollard? A: Surface mount bollards are pipes with a base plate that are mounted to the roadway asphalt or concrete surface. Typically used in parking lots and building entrances, these bollards are not designed to stop vehicles or avoid ant-ram incidents. Surface mount bollards are used for architectural purposes …