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Bridge is not a construction but it is a concept, the concept of crossing over large spans of land or huge masses of water, and to connect two far-off points, eventually reducing the distance between them. The bridge provides passage over ...
A general loading on a box girder, such as shown in fig 1 for single cell box, has components which bend, twist, and deform the cross section. Thin walled closed section girders are so stiff and strong in torsion that ...
It is a bridge in which the main beams comprise girders in the shape of a hollow box (rectangular or trapezoidal shape). The box girder normally comprises either prestressed concrete, structural steel, or a composite of steel and reinforced concrete.
Classification of steel bridges Steel bridges are classified according to the Type of traffic carried, type of main structural system and the position of carriageway relative to the main structural system. These classification of steel bridges are briefly discussed in this section. Classification ...
Plate girders became popular in the late 1800's, when they were used in construction of railroad bridges. The plates were joined together using angles and rivets to obtain plate girders of desired size. By 1950's welded plate girders replaced riveted and ...