 
    Lambrone bridge
Immediately after exiting Erba station, at kilometre point 39+653, is the bridge over the Lambrone river, consisting of a single metal truss with a span of 51.38 metres. It was built in 1921 and early 1922 by Officine Bossi of Milan.
Gallery
 - Another view of the iron viaduct from the side. Photograph from 10 March 1974 
 - Plan of the viaduct over the river 
 - Cover of the original executive design for construction of the viaduct 
 - Plan, downstream elevation and longitudinal section of the viaduct on the Lambrone 
 - The viaduct in a recent photograph 
 - View of the viaduct and the Lambrone