Traffic spike
Frontier Pitts France
"The direction prohibits physical"
safety enclosure
Fonctionnalitées: This system guarantees to few expenses a control of the direction of circulation.
Installed in the ground in quincunx, these unit non-return studs are retracted
when one rolls above, then are raised automatically by simple
counterweight after the passage of a vehicle.
Its installation on only deprived way.
To envisage descriptive adapted and speed hump (10km/)
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