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  3. design a strap footing to support the two columns.

Design a strap footing to support the two columns. These structural elements are spaced at a...

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Civil Engineering

Design a strap footing to support the two columns. Thesestructural elements are spaced at a distance of 4.5 m center tocenter. Exterior column is 400 mm x 400 mm and carries a dead loadof 275 KN and a live load of 400 KN. Interior column is also 400 mmx 400 mm in cross section and carries a dead load of 600 KN and alive load of 500 KN.

Use f'c = 21 MPa, fy = 414 MPa, and q-all net = 255 KPa.Assume weight of footing to be 10% of totalload.

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