ProStructures Help

Joists - Cells tab

Used to design both seats and top and bottom chords as user-defined cells. I

In this case, no top or bottom chord shapes are generated, but your individual cells are inserted and resolved at the insertion position.
SettingDescription
Upper/Lower chords as blocks When checked, activates the insertion of upper/lower chords as user-defined cells.
Connect Shapes When checked, connects the corresponding shapes – if existing, with each other.
Left/Right Lists the cells to select for left and right side separately for the upper/lower cord, in the selected directory.