Although guardrails often prevent the worst, they are far from ideal. The Korean company Shindo Industry has recently introduced movable guardrails, which are supposed to help mitigate traffic accidents, because unlike classic guardrails, they absorb the impact.
Protective fences along the roads they have an important security role, but they are far from optimal. This is corrected by the innovative guard rail ETI Roller System. The feature of this fence is that it has special rotating rollers, who have the ability to they absorb the impact and in contrast to classical the vehicle does not bounce back onto the road.
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Also rollers enable easier stopping. See how protective fences work in practice in the attached videos.
More information:
etiltd.gobizkorea.com
