Motorcycle: two-wheeled motor vehicle with a capacity greater than 125 cmE3.
Passenger restraint handle: part passengers can grip to hold themselves in place.
Dual seat: two-person seat.
Gas tank: container where gas is stored.
Handlebar: metal tube commanding the front wheel.
Dashboard: set of information necessary for the functioning of an apparatus.
Headlight: front light.
Front mudguard: piece covering the front of wheel and protecting the passenger from splashes.
Telescopic shock absorber: piece formed of two parallel tubes, each consisting of two parts, one enclosing the other. The wheel is fixed between the tubes.
Wheel: round object that turns around a central axle and allows a vehicle to advance.
Disk brake: mechanism that slows and stops a vehicle by friction, by pressing a metal disk against the axel of a wheel.
Aluminum rim: round piece of metal forming the edge of a wheel.
Frame: welded set forming the frame.
Main stand: central support, used to hold the motorcycle in a horizontal position.
Exhaust pipe: tube with zigzagging internal passages, that reduces the noise made by the exhaust of spent gases from the motor. It is situated at the rears.
Spring suspension: mechanism that absorbs shocks.
Rear mudguard: piece covering the rear wheel and protecting the passenger from splashes.
Tail light: rear light.

Photo :

EN : Bridge structure
FR : Structure de pont
ES : Estructura del puente


A bridge is a structure built to span a gorge, valley, road, railroad track, river, body of water, or any other physical obstacle. Designs of bridges vary depending on the function of the bridge and the nature of the terrain where the bridge is to be constructed.