JavaScript must be enabled in order to use this site.Please enable JavaScript in your browser and refresh the page. Modifiers Support Structural discipline's Structural Synchronizer link supports Structural element modifiers such as cuts, openings or protrusions in slabs or walls. Slab form containing Form Features: 1. Cut, 2. Opening, and 3. Protrusion Exporting Modifiers Modifier Priorities Effects of Changing Modifiers Parent topic: ISM (Integrated Structural Model)