Unformatted text preview: ~: because of measurement location f 3 4 o Cone bearing is a function of relative ell density and both vertical and horizontal ~ l stress (depth). Direct correlation of qc ~ to bearing factors for clay and sand. i 10 o Correlation of friction angle to qc in :z: 8 sands (Bowles, 1996) through BC. 5 G Q 4 o Correlation of undrained shear strength, c u , to qc in clays through Be: qc- a'y } C u = N (Bowles, 1996 . k o Correlation of qc to stiffness (E) is necessarily conservative - too conservative for OC soils and clean sands. 301-I I I I I I I q.-Po s,,=~ Correlation between peak friction angle r;' and q. for uncementcd quartz sands. Data/rom Robertson and Campanella (/983) and others....
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- Fall '08
- Lubricant, Relative density, Silt