A round spiral column having a diameter of 450 mm reinforced with six 25 mm bars...

A round spiral column having a diameter of 450 mm reinforced with six 25 mm bars having       fy = 345 MPa. If the service axial dead load is 900 kN, determine the safe axial live load of the column. Use fc’ = 34 MPa.

Use National Structural Code of the Philippines NSCP 2015, if needed.

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