Shear - Options to Satisfy Additional Seismic Requirements
ACI 318-11 D.3.3.5.3 (a) ~ (c)

This input is required          when   Seismic SDC >= C (D.3.3.1)       AND
                                                   Shear E > 0.2U      (D.3.3.5.2)


User can ignore this input  when   Seismic SDC < C     (D.3.3.1)       OR
                                                  Shear E <= 0.2U     (D.3.3.5.1)


If user selects Option C below, check this help file for more details on Ωo factor



If user selects Option C above, check this help file for more details on Ωo factor