Explore details about location Impasse Ernest Mercier. Impasse Ernest Mercier is a location situated within the Saint-Just-en-Chaussée alongside other areas such as Rue Pierre Boggaert, Rue d'Amiens, Rue René Just Hauy. Additionally, some smaller parts of Impasse Ernest Mercier include specific areas like Rue d'Amiens, Rue Victor Hugo, Rue du Crinquet adding to the diversity of its landscape.