Fig. 9

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Coupe transversale de l’entrée du lac, vue depuis l’extérieur, à environ 11 m du bord de l’eau, dans une direction NO-SE. Profil reconstitué à partir des courbes de niveau du plan topographique de 1867 (Fig. 8). Sl : surface du lac ; T : talus occidental ; De : déversoir actif ; Sc : surface de circulation ; D : ancien déversoir selon l’interprétation de Bruyant (1909a), Eusébio et Reynouard (1925).
Cross-section of the entrance of the lake site, as seen from outwards, looking south-east, at about 11 m away from the lake shore. Profile computed on the basis of the contour lines of the topographic map of 1867 (Fig. 8). Sl: lake surface; T: western enbankment; De: active outlet; Sc: walking area; D: former outlet, as suggested by Bruyant (1909a), Eusébio and Reynouard (1925).
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