This is the movie from the BIM Special Interest Group, August 2012, creating a BIM workflow, part 3, Roofing.

Topics Covered:

• Multi-level buildings, how many layers should you use.
• Fit walls to roof ( fit walls to 3D geometry)
• Using Layer Colors.
• Creating a roof.
• Calculating where walls penetrate a roof for a dormer wall.
• How Vectorworks creates a hole in a roof.
• How Vectorworks creates a hole in a roof face.
• Creating a roof face to rise to the ridge of an adjoining roof
• Select Connected Objects
• Editing a roof with the Reshape Tool
• Joining roof faces with the Connect/Combine tool.
• Creating a roof face that rises in two directions.
• Smart Edge.
• Angle Snaps
• Making a complex roof from 3 Simple roofs
• Creating a Skylight