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Fig. 8


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A: Location of the geological cross-sections (black lines) and position of the Palaeozoic and Miocene boundary (red dashed line). B: Longitudinal and transversal geological sections of the Heyrieux corridor (geological sections 1 and 2) and longitudinal section of the Moidieu corridor (geological section 3) from borehole data showing the main Quaternary lithologies and the Miocene and Palaeozoic basement.

A : Localisation des coupes geologiques (lignes noires) et position de la limite du substratum quaternaire et miocène. B : Coupes longitudinale et transversale du couloir d’Heyrieux (Coupe géologiques 1 et 2) et coupe longitudinal du couloir de Moidieu (Coupe géologiques 3) issues des données de forages montrant les principales lithologies du Quaternaire ainsi que le substratum miocène et paléozoïque.

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