Tunnel of Saint-Maur

Tunnel of Saint-Maur on 1809-1825: drilling of the canal. Charles Nodier, historian, member of the Académie française, describes the drilling of the canal in his New History of Paris. The purpose is there to abbreviate of three leagues the navigation on the Marne. The canal has two parts: a subterranean section of 600 meters, and open-air 500 meters. Louis Bruyère is in charge of his execution. Having cost 1 760 000 francs, it is opened to the navigation on October 10th, 1825.