Large excavations in Europe By Michel LEVY excavations in Europe By Michel LEVY CARACTERISTIQUES...

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NNN05 7-9 April 2005, Aussois, Savoie, France Large excavations in Europe By Michel LEVY

Transcript of Large excavations in Europe By Michel LEVY excavations in Europe By Michel LEVY CARACTERISTIQUES...

NNN05

7-9 April 2005,

Aussois, Savoie, France

Large excavations in Europe

By Michel LEVY

CARACTERISTIQUES MECANIQUES DU SCHISTE LUSTRE

Au PM 2103

σ3 MPa

σ1 MPa E GPa

0 0 5

10

46 ⁄⁄ 115 ⊥ 128 ⊥ 120 ⊥

40 40 50 53

Au PM 4155

σ3 MPa

σ1 MPa E GPa

0 0

10 10 20 20 30 30

20 ⁄⁄ 60 ⊥ 70 ⁄⁄

122 ⊥ 89 ⁄⁄

147 ⊥ 86 ⁄⁄

155 ⊥

- -

26 39 33 43 40 40

Au PM 6678

σ3 = 0 σ1 = 110 ⊥ σ1 ∼ 80 ⁄⁄