Comment on How does an automatic road barrier decide when a vehicle is coming?
Narc082@aussie.zone 10 months agoThis, it’s like a metal detector but, bigger. Temporary boom gates might use infrared motion sensors like automatic lights.
Comment on How does an automatic road barrier decide when a vehicle is coming?
Narc082@aussie.zone 10 months agoThis, it’s like a metal detector but, bigger. Temporary boom gates might use infrared motion sensors like automatic lights.
TWeaK@lemm.ee 10 months ago
It’s bigger in overall structure size, but isn’t really that big itself. It’s just a wire loop, they can be installed into existing roads with minimal effort - they just dig a narrow trench and then seal it up, it doesn’t require more tarmac.