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Tableau 1
Valeurs de rugosités obtenues lors du forage de cavités au rocher (Seol et al., 2007).
Quantified values of roughness for rock socket (Seol et al., 2007).
| Auteur(s) | Type de roche | RC Roche intacte (MPa) |
Hauteur des aspérités (mm) | Angle de rugosité (°) | Remarque |
|---|---|---|---|---|---|
| Seol et al. (2007) | Gneiss | 5–50 | 1–7 | 1,1–8,0 | Outil de forage |
| Seidel et Collingwood (2001) | Argillite, Grès, Schiste, Calcaire, etc. | 5–10 10–70 |
1,7–16,2 0,9–6,6 |
1,9–18,9 1,1–7,6 |
Retro-analyse |
| Lee et al. (2004) | Granite | 100–150 | 1–4 | 1,1–4,6 | Forage par circulation inverse |
| Gneiss | 30–130 | ||||
| Grès | 75–77 | ||||
| Andésite | 74 | ||||
| Nam (2004) | Schiste argileux | 1–4 | 3,6–5,3 4,7–5,8 |
4,1–6,1 5,4–6,7 |
Tarrière Carottier |
| Calcaire | 10 | 3,2–3,7 4,3–5,1 |
3,7–4,2 4,9–5,8 |
Tarrière Carottier |
|
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