In Expansive Soils, Drilled Piers Are Subjected to

question 35

Multiple Choice

In expansive soils, drilled piers are subjected to

• A)an uplift force in the expansive region of the soil, which generally occurs in the upper soil layer.
• B)an uplift force in the expansive region of the soil, which generally occurs well below the ground surface.
• C)a downward force in the expansive region of the soil, which generally occurs well below the ground surface.
• D)any one of the above, depending on the local geology.
• E)none of the above.

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