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On highway 85 near Cupertino a few years ago they did something called “microgrooving” and it made a huge difference in tire noise, even inside your car. It’s d
by beamatronic 8y ago
On highway 85 near Cupertino a few years ago they did something called “microgrooving” and it made a huge difference in tire noise, even inside your car. It’s dramatically quieter when you suddenly hit that section.
- m463 8y agoWhat also helps immensely both in noise and road wear is that no trucks are allowed on 85. They also designed in sound-absorbing walls.
- vbuwivbiu 8y agoI couldn't find reference to this technique could you go into more detail please ?
- beamatronic 8y agoHere’s a little detail - https://www.mercurynews.com/2015/03/02/roadshow-groovy-highway-85-makes-for-a-tough-ride/ https://www.mercurynews.com/2015/03/02/roadshow-groovy-highw...