The roads as we know them are simple asphalt base on a specific location and made strong enough to hold all the vehicles running along. But, underneath there is a whole bunch of studies and calculations included that will guarantee the stability and power the road has. In the hills and curves there are more technical calculations included that should predict the speed and the way the car or bigger vehicle should take the curve with and still passing it safely.  See these images bellow and you’ll find out more info’s about all of this.

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