Substitution of the Mouratos Bridge, on the Sul Railway, in southern Portugal. The old bridge, in metal, is in the background, while the new one, in masonry, is being built in the foreground. The photograph shows the situation of the works in April 1933. This photograph was originally published in the Gazeta dos Caminhos de Ferro No. 1125, of the 1st November 1934, and scanned by the Hemeroteca Municipal de Lisboa.