02: Site Construction 03: Concrete 04: Masonry and Stone 05: Metals 06: Wood, Plastics & Composites 07: Thermal & Moisture Protection 08: Openings 09: Finishes 10: Specialties 11: Equipment 12: Furnishings 13: Special Construction 14: Conveying Systems 15: Mechanical 16: Electrical
21: Fire Suppression 22: Plumbing 23: HVAC 25: Integrated Automation 26: Electrical Systems 27: Communications 28: Electronic Safety & Security
31: Earthwork 32: Exterior Improvements 33: Site Utilities
