Question: ( 2 0 points ) A 2 m by 2 m square foundation will be used to support an item of machinery weighing 8 0

(20 points) A 2m by 2m square foundation will be used to support an item of machinery
weighing 800kN. The foundation will be placed on the soil surface. Determine the values of
preconstruction and postconstruction vertical stress in the soil zone 1.5m below the base of
the foundation, under the center, and under the edge. Soil unit weight is 18kNm3.
a. Assume Boussinesq conditions apply.
b. Assume Westergaard conditions apply.
( 2 0 points ) A 2 m by 2 m square foundation

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