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Question 9.9: Static cone penetration test at a site at depth of 30 ft rev...

Static cone penetration test at a site at depth of 30 ft revealed the following

Cone resistance q_{c}=125 tsf

Friction ratio R_{f}=1.3 \%

The average effective unit weight of the soil is 115 psf. Classify the soil per Fig. 9.16.

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The static cone penetration resistance at a site at 10 m depth is 2.5 MN/m^2. The friction ratio obtained from the test is 4.25%. If the unit weight of the soil is 18.5 kN/m^3, what type of soil exists at the site.

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\begin{aligned}q_{c} &=2.5 \times 1000 ...

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