A square footing on layered sand is shown in the scheme below. Determine the net allowable load that the foun- dation can support, considering shear failure only. Use the Meyerhof bearing capacity and shape factors. The safety factor against bearing capacity failure should not be less than four. Net Q. 1.5m Sand Y'4 = 18 kN/m3 C = 0kPa Øj = 40° 1.0m B = 1.5m Y2 = 16.7 kN/m3 C2 = 0 kPa Øs = 32° Sand

Structural Analysis
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Chapter2: Loads On Structures
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A square footing on layered sand is shown in the scheme below. Determine the net allowable load that the foun-
dation can support, considering shear failure only. Use the Meyerhof bearing capacity and shape factors. The safety
factor against bearing capacity failure should not be less than four.
Net Q.
1.5m
Sand
Y'4 = 18 kN/m3
C = 0kPa
Øj = 40°
1.0m
B = 1.5m
Y2 = 16.7 kN/m3
C2 = 0 kPa
Øs = 32°
Sand
Transcribed Image Text:A square footing on layered sand is shown in the scheme below. Determine the net allowable load that the foun- dation can support, considering shear failure only. Use the Meyerhof bearing capacity and shape factors. The safety factor against bearing capacity failure should not be less than four. Net Q. 1.5m Sand Y'4 = 18 kN/m3 C = 0kPa Øj = 40° 1.0m B = 1.5m Y2 = 16.7 kN/m3 C2 = 0 kPa Øs = 32° Sand
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