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Fig. 11

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Aperçu du matériel d’essai sur le terrain. (a) Photo de la foreuse et de l’abri de chantier ; (b) Photo de la sonde prête à être insérée dans le forage.

View of the testing equipment on site. (a) Drilling rig and shelter for testing equipment; (b) Probe ready to be inserted in the borehole.

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