The following categories are eligible for use when performing interference checks.
Walls
Floors
Ceilings
Roofs
Columns
Curtain Wall Panels
Curtain Wall Mullions
Stairs
Multistory Stairs
Ramps
Stairs Railing
Doors
Windows
Structural Foundation
Structural Framing
Structural Framing Other
Girder
Joist
Purlin
Horizontal Bracing
Vertical Bracing
Kicker Bracing
Structural Columns
Truss Web
Truss Chord
Connector Elem
Duct Fitting
Duct Terminal
Duct Accessory
Electrical Circuit
Elec Distribution Sys
Duct Curves
Flex Duct Curves
Electrical Equipment
Electrical Fixtures
Mechanical Control Devices
Lighting Fixtures
Mechanical Equipment
Plumbing Equipment
Plumbing Fixtures
Sewer
Casework
Furniture
Furniture Systems
Speciality Equipment
Generic Model
Toposolid
Food Service Equipment
Temporary Structure
Hardscape
Audio Visual Devices
Fire Protection
Signage
Medical Equipment
Vertical Circulation
Pipe Fitting
Pipe Accessory
Pipe Curves
Flex Pipe Curves
Telephone Devices
Nurse Call Devices
Security Devices
Communication Devices
Data Devices
Fire Alarm Devices
Lighting Devices
Sprinklers
Cable Tray
Cable Tray Fitting
Conduit
Conduit Fitting
Pipe Insulations
Duct Insulations
Place Holder Ducts
Place Holder Pipes