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…
Gen
Rush-hour lane
A rush-hour lane is an extra lane on a lane of a motorway. The rush-hour lane is often at the expense of the emergency lane. The rush-hour lane …
Ramp
High-speed roads generally have a ramp / slip-in lane to give you time to build up speed. Use the ramp to achieve the same speed as the vehicles…
Priority vehicle
A priority vehicle is any vehicle that is designated and authorized to respond to an emergency in a life-threatening situation. These vehicles a…
Police
The police is a government agency charged with maintaining public order and security, tracking down and investigating criminal offenses, providi…
