This article describes how to create sloping structures in ArchiCAD, e.g. what you would find in flat top roofs. The Slab Tool can not have a slope. So here is how you do it: Consider the following flat roof: Its Section looks like this: Sloping "slab"…
Zone spaces can be cropped to single-plane roofs, slabs and beams with the Design > Roof Extras > Crop Zone command.
You can either select an element (Roof, Slab, Wall, Column, Beam, Curtain Wall or Library Part) and crop a Zone to it if the element protrudes into the Zone, or ...
The offset of the eaves (or the gable) from the pivot line can be set:
•For the selected Roof as a whole in Roof Settings:
•For any single panel of a Multi-plane Roof:
Click on the pivot line of the panel whose eaves overhang you wish to customize. Use the Customize Roof ...