The Fontinettes boat lift was built in 1888 on the Canal de Neufossé and connected the river Aa and the Neuffossé Canal in Arques, near Saint-Omer in the Pas-de-Calais.
A boat lift, ship lift, or lift lock is a machine for transporting boats between water at two different elevations, and is an alternative to the canal lock.
Fontinettes boat lift
…The boat lift was awarded the status of Monument Historique in 2014. Boat lift Pictures of the Neufossé Canal and the boat lift on the Gallica database…