Model design:columns Properties Click to: Type in property to find: Import I/Wide Flange COLUMN01-04 COLUMNO1-04 Add I/Wide Flange COLUMNO5-09 COLUMN10-14 COLUMN15-19 Modify/Show Property... COLUMN20-24 COLUMN25-29 Delete Property COLUMN30-35 ConcBm ConcCol HSS4.237 OK HSS4X.250 CancelModel design: columns