bridge
A bridge or bridge is a structure built across canyons, valleys, roads, railways, rivers, other waters, or other obstacles. It is an elevated frame that protrudes from the surface of the water or the ground, The purpose of the bridge is to allow people, vehicles, trains or ships to pass through obstacles. Bridge can play across the valley or the two sides of the strait, or from the ground up, the threshold of the following river or road, so that traffic below unimpeded. "Bridge" was originally a tall tree (see the tree), because enough tall, cut down enough on the river, you can attach the two sides, that is, single-plank bridge. The open space of the bridge to the ship. A bridge is a large structure used to cross obstacles. (Such as roads, railways, waterways, etc.) or other facilities (such as pipes, cables, etc.) across natural barriers (such as rivers, straits, canyons, etc.) or artificial barriers (highways, rail lines) Of the structure. ...