Bridge
Bridges or bridges are intended to cross rivers, valleys, rivers, lakes, coasts, straits, etc. that interfere with the transportation of roads, railways, waterways, etc., or to pass through other roads, railways, houses, farmlands, Can be collectively referred to as structures. The main purpose of the bridge was to pass obstacles on the planned routes of roads and railways. However, as human life is abundant, bridges are not only functions as mere means of transportation, but they are an important part of the human environment. It has become the subject of literature and art works. In addition, the bridge is a cultural heritage of a city, and has a very important function in aesthetic and environmental aspects as a beautiful sculpture.