The Palais des congrès de Montréal (Montreal Convention Centre), the only building that was originally built over the expressway trench, was extended towards the west in the same manner, doubling in area while covering the first half of the western trench.
The Édifice Jacques-Parizeau is the Montreal regional office of the Caisse de dépôt et placement du Québec, the main investment arm of the Quebec government.