: Net tensile stress at bottom fiber under full service load: Moment ( M_{DL+LL} = 984 ) kN·m. Stress = ( P/A - Pe/S + M/S ) → if positive (tension) but less than allowable (0.5√f’c = 3.5 MPa), partial prestressing is adequate.

Advanced Reinforced And Prestressed Concrete Design Pdf May 2026

: Net tensile stress at bottom fiber under full service load: Moment ( M_{DL+LL} = 984 ) kN·m. Stress = ( P/A - Pe/S + M/S ) → if positive (tension) but less than allowable (0.5√f’c = 3.5 MPa), partial prestressing is adequate.

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