A soil profile consists of a sand layer underlain by a clay layer, as shown. If the degree of saturation of the sand above water table was 50%. Saturated and dry unit weight of sand are 21.2 kN/m^3 and 18.22 kN/m^3 respectively. The saturated unit weight of clay is 18 kN/m3. Zm GWL Sand 2 m 1.5 m Clay •B 2 m 1) Determine the total stress at point C. 2) Determine the effective stress at point C. 3) Determine the effective stress at point B.

Principles of Foundation Engineering (MindTap Course List)
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Chapter2: Geotechnical Properties Of Soil
Section: Chapter Questions
Problem 2.10P: The soil profile at a site consists of 10 m of gravelly sand underlain by a soft clay layer. The...
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A soil profile consists of a sand layer
underlain by a clay layer, as shown. If the
degree of saturation of the sand above
water table was 50%. Saturated and dry
unit weight of sand are 21.2 kN/m^3
and 18.22 kN/m^3 respectively. The
saturated unit weight of clay is 18
kN/m3.
2m
GWL
fim
Sand
2 m
1.5 m
Clay
2 m
1) Determine the total stress at point C.
2) Determine the effective stress at
point C.
3) Determine the effective stress at
point B.
Transcribed Image Text:A soil profile consists of a sand layer underlain by a clay layer, as shown. If the degree of saturation of the sand above water table was 50%. Saturated and dry unit weight of sand are 21.2 kN/m^3 and 18.22 kN/m^3 respectively. The saturated unit weight of clay is 18 kN/m3. 2m GWL fim Sand 2 m 1.5 m Clay 2 m 1) Determine the total stress at point C. 2) Determine the effective stress at point C. 3) Determine the effective stress at point B.
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