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Tableau 1

Caractéristiques géomécaniques des terrains issues des missions G2-G3.

Geomechanical characteristics of the soil.

Terrain EM
(MPa)
Pl
(MPa)
α γh
kN/m3
c’
kPa
ϕ’
°
Remblais 5 0,5 2/3 19 0 28
Alluvions Modernes 5 0,4 2/3 18 15 18
Alluvions Anciennes 18 2,0 1/3 19 0 35
Marnes et Caillasses 60 3,1 1/2 20 15 35
Calcaire Grossier 150 5,3 1/2 22 25 37
Sables Supérieurs 90 3,9 1/2 20 0 25
Fausses Glaises 17 1,5 2/3 20 20 16
Sables d’Auteuil 60 3,8 1/2 20 0 30
Argiles Plastiques 23 1,9 2/3 19 30 16
Marnes de Meudon 35 2,9 1/2 21 25 30
Craie Campanienne 170 7,0 1/2 21 25 30

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