Although official plans suggested that 23 dam sites along the route could be used for milling, only five were fully developed, and some of those mills had been established before the canal was built.
Les plans officiels suggéraient que les sites de 23 barrages pouvaient servir à la mouture, mais seulement cinq ont été pleinement développés; de plus, certains de ces moulins avaient été établis avant la construction du canal.