The calculated distance (air line) between Rivière du Rempart and Chemin Grenier is approximately 30 miles respectively 48 kilometers.
By car or train, the actual journey to Chemin Grenier is certainly longer, as only the direct route (as the crow flies) between Rivière du Rempart and Chemin Grenier has been calculated here.
Air line (approximately)
48 kilometers
26 nautical miles