The factories, slated to turn out nacelles and generators for 100 turbines a year at peak production, are set side by side on a 14-hectare plot of land located in Montoir-de-Bretagne, within the harbour zone of Saint-Nazaire, at the mouth of the Loire River.

From 2014 they will take over production from a temporary “workshop” in Saint-Nazaire, where Alstom has been producing early versions of the turbine – the first of which just began “final testing” prior to certification at an onshore site at the upriver Le Carnet site.

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