• Crash Rated 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 are mostly used to protect the places for suicide bomb attacks by vehicles.
  • Crash Rated Bollards are in High Security Bollards class.  
  • Crash Rated Bollards may be a Hydraulic Bollards, Pneumatic Bollards, Automatic Bollards, Semi-Automatic Bollards, Retractable Bollards, Collapsible Bollards, Removable Bollards.
  • Crash Tested Fixed Bollards are used for vehicle entrances, army, industrial, governmental, and commercial buildings, or streets that are closed to vehicle traffic permanently.
  • Some companies achieved Crash Test Certificate from accredited laboratories like PAS:68, DOS K-12, ASTM F 2656, IWA 14-1.
  • Some companies use a finite element method calculations software to check their crash rated bollards durability for 7500kg truck with 80 kph speed.

What is a Crash Rated Bollard made of?

  • Crash Rated Road Bollards are made from heavy strong steel.
  • Stainless steel covered crash bollards are also very common because of elegant appearance.
  • If a crash rated bollard is made of stainless steel, it has a core inside to absorb crashing loads.

How does a Crash Rated Bollard seem?

  • Crash Rated Bollards seem like a steel post stands on the ground.
  • They are usually circle section like a steel pipe. Other sections like triangular bollard, square bollard, pentagon bollard etc. are possible with casting technology.
  • Decorative Bollards have an aesthetic appearance with its architectural shapes. Decorative shape is not a effect of crash rate because of they have carbon steel inside it.
  • It is possible to mount LED Lights or Flashing Lights or Reflective Stickers top of the bollards to recognise the bollards at nights.

How is a Crash Rated Road Bollard installation?

  • It is installed in a reinforcement concrete pit. There are also such kind of bollards like surface mounted bollards, shallow mount bollards etc. 
  • Bollards can be installed alone but they are often installed in a group.

How does a Crash Rated Bollard work?

  • Hydraulic operated crash tested bollards have a push button console which is placed to operate it. It is enough to push UP button once to raise it or DOWN button to lower it.
  • Semi-Automatic Bollards are going to underground with manpower like pushing it down. Raising is with help of gas piston automatically.
  • Removable crash tested bollards allow you to take out it for passage. After passage you can placed it then you can lock it. But they are very heavy that a man can not take out it himself. He needs to use a forklift or a crane.

For more information visit Optima Engineering.



No responses yet

Leave a Reply

Your email address will not be published. Required fields are marked *