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Design the simply supported staircase shown below (dimensions in mm), which carries a uniform live load of 5 kN/m. Use f'c-26 MPa, fy=420 MPa.

Design the simply supported staircase shown below (dimensions in mm), which carries a uniform live load of 5 kN/m. Use f'c-26 MPa, fy=420 MPa. (Final drawing is required) 175 250 180 -1200-

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