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November 6

On some motorway sound barriers, why are there glass panels along the top?

Author: admin Category: 5


It’s more for aesthetic reasons than anything else. It’s bad enough having a massive wall along side you, people don’t want to be hemmed in from above as well!

I once heard that it’s to stop people hiding alongside them. I think that’s what you call "rubbish".

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One Response to “On some motorway sound barriers, why are there glass panels along the top?”

  1. Johnny
    November 7th, 2009

    It’s more for aesthetic reasons than anything else. It’s bad enough having a massive wall along side you, people don’t want to be hemmed in from above as well!

    I once heard that it’s to stop people hiding alongside them. I think that’s what you call "rubbish".
    References :

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