Columns, which are part of the frame members with high ductility level, are designed and reported under the axial tensile and compressive forces obtained by increasing the D strength excess coefficientthem with overstrength factor D.
...
Columns, which are part of the frame members with high ductility level, are designed and reported under the axial tensile and compressive forces obtained by increasing the D strength excess coefficientthem with overstrength factor D.
...