Construction Specifications Index /

National American Industry Classification System

Division 00 - Procurement & Contracating Req		Division 25 - Integrated Automation
Division 01 - General Requirements		Division 26 - Electrical
Division 02 - Existing Conditions		Division 27 - Communications
Division 03 - Concrete		Division 28 - Electronic Safety and Security
Division 04 - Masonry		Division 31 - Earthwork
Division 05 - Metals		Division 32 - Exterior Improvements
Division 06 - Wood, Plastics and Composites		Division 33 - Utilities
Division 07 - Thermal & Moisture Protection		Division 34 - Transportation
Division 08 - Openings		Division 35 - Waterway & Marine Construction
Division 09 - Finishes		Division 40 - Process Integration
Division 10 - Specialties		Division 41 - Material Processing and Handling Equipment
Division 11 - Equipment		Division 42 - Process Heating, Cooling and Drying Equipment
Division 12 - Furnishings		Division 43 - Process Gas & Liquid Handling, Purification & Storage Equipment
Division 13 - Special Construction		Division 44 - Pollution Control Equipment
Division 14 - Conveying Equipment		Division 45 - Industry-Specific Manufacturing Equipment
Division 21 - Fire Suppression		Division 48 - Electrical Power Generation
Division 22 - Plumbing		NAICS Codes
Division 23 - Heating, Ventilating & Air Conditioning (HVAC)