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Crosswind

Crosswind

A crosswind is any wind that has a perpendicular component to the line or direction of travel. This affects the aerodynamics of many forms of tr…

Traffic lights

Traffic lights

By means of light signals, traffic lights control the crossing of an intersection, the access to bridges, tunnels and railway crossings, the acc…

Braking distance

Braking distance

Braking distance refers to the distance a vehicle will travel from the point when its brakes are fully applied to when it comes to a complete st…

Brake

Brake

Only the brakes can stop your vehicle. It is very dangerous if the brakes do not work properly. If the brakes make a lot of noise, give off a we…

Barriers

Barriers

A barrier is a closing mechanism that serves to control the use of a passage or access. Other names that are used are barrier, lever and barel. …

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