The calculated distance (air line) between Rivière du Rempart and Petite Rivière is approximately 17 miles respectively 27 kilometers.
By car or train, the actual journey to Petite Rivière is certainly longer, as only the direct route (as the crow flies) between Rivière du Rempart and Petite Rivière has been calculated here.
Air line (approximately)
27 kilometers
15 nautical miles