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Footing's section modulus

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John,

To calculate soil pressure from an eccentrically loaded square footing, the 
section modulus is (b^3)/6.  However, the section modulus for an uncracked 
concrete section is (b * depth^2 )/6.

HTH

A. Roger Turk, P.E.(Structural)
Tucson, Arizona

John Nader wrote:

. > Please confirm that the section modulus for  a square footing is (b^3)/6 
. > and not 

. > (b * depth^2 ) /6.

. > Thanks in advance.

. > John

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