Stop sign
A stop sign is a traffic sign designed to notify drivers that they must come to a complete stop and make sure the intersection is safely clear o…
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Speed bump
A speed bump is a traffic calming device that use vertical deflection to slow motor-vehicle traffic in order to improve safety conditions. Varia…
Speed
The speed depends on the type of road and the conditions in which you are driving. Do not drive faster than the speed limit and make sure you ca…
Slope
A slope or grade of a road refers to the tangent of the angle of the road to the horizontal. It is a special case of the slope, where zero indic…
Safety
To improve the safety of the passengers and the driver, there are a number of safety systems in your vehicle. Below you will find the most impor…
