Ponts Portatifs Economiques, systeme G. Eiffel

Ponts portatifs économiques système G.Eiffel. Societé de Constructions de Levallois Perret, Constructeurs. Eiffel designed these bridges around 1881 and first adapted them in 1885 (Orleans) and thereafter throughout the world. The more famous Bailey system bridge dates back to 1943. Book catalog contains design drawings with a size of 36 x 27 cm across 2 p. Of traffic bridges and passes in a variety of widths and lengths. Also a drawing with 2 types of foundation pillars in the water. There is a table listing for the various types of standard elements. The draft book was published in mid-1890-1895 by the construction company Societé de Constructions de Levallois Perret of G. Eiffel. This publication is not yet known in academic libraries of universities or other libraries worldwide. In good condition