Bridge structure elevation and section layout 2d view dwg file, front elevation detail, column detail, pier support detail, railing detail, platform detail, stone masonry detail, dimension detail, concrete masonry detail, section A-A detail, naming detail, bridge span detail, centre line detail, cut out detail, RCC detail, reinforcement in tension and compression zone detail, effective cover detail, hook and bends detail, section line detail, main and secondary bar detail, hatching detail, etc.