- Bollards seem like a steel post stands on the ground which is going to underground if you want to open the way.
- They are usually circle section like a steel pipe.
- It is possible to mount LED Lights or Flashing Lights or Reflective Stickers top of the bollards to recognise the bollards at nights.
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How is a bollard installation?
- It is installed in a reinforcement concrete pit.
- Hydraulic power unit is installed separately from bollard which is connected with hydraulic hoses. Some hydraulic or electromechanics bollard model have own control unit inside the bollard.
- Bollards can be installed alone but they are often installed in a group.
How does a Retractable Bollard work?
- Hydraulic operated 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 under ground with man power like pushing it down. Raising is with help of gas piston automatically.
- Removable bollards allow you to take out it for passage. After passage you can placed it then you can locked it.
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- 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.
What is Retractable Bollard made of?
- Road Bollards are made from heavy strong steel, hot dip galvanised and different colour options.
- Stainless steel bollards are also very common because of elegant appearance.
- Stainless steel crash rated bollards have a carbon steel core inside the stainless steel sleeves.
- The bollards steel are usually hollow sections.
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