Roof rack
A roof rack is a set of bars secured to the roof of a car. It is used to carry bulky items such as luggage, bicycles, canoes, kayaks, skis, or v…
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Rockfall
Rockfall refers to quantities of rock falling freely from a cliff face. A rockfall is a fragment of rock detached by sliding or falling, that fa…
Roadrage
Roadrage is aggressive or angry behavior exhibited by motorists. These behaviors include rude and offensive gestures, verbal insults, physical t…
Roadmarks
Roadmarks are used on paved roadways to provide guidance and information to drivers and pedestrians. Uniformity of the markings is an important …
Roadworks
In roadworks, temporary orange colored lines are often painted on the road surface. The orange stripes then replace the white ones.
