Click Modify | Place Structural Column tabMultiple panelAt Columns.
Either select individual architectural columns or drag a pick box over architectural columns in the view to select multiple columns.
Selecting a single architectural column
Selecting multiple architectural columns
The structural columns snap to the centers of the architectural columns. For more information about creating a pick box, see Selecting Elements.
Click Modify | Place Structural Column > At Architectural Columns tabMultiple panelFinish when complete.
Note: You can control how a column family displays within a project plan view. In the Family Editor, select “Show family pre-cut in plan views” if you want the column display to remain consistent despite the cut plan for that project plan view. For more information, see Specifying How a Structural Column Displays in Plan View.