Found in the centre of the Pont de Bercy and beneath the Viaduct there is a dedicated cycle and pedestrian path which crosses over the River Seine. To see more go to www.eutouring.com/images_pont_de_bercy.html
Here you can see the metal supports line run along the pedestrian only bridge known as the Passerelle Mornay that spans over the Canal Saint-Martin. More information and details at www.eutouring.com/passerelle_mornay.html