- 02340 - Soil Stabilization
- 03 10 00 - CONCRETE FORMING AND ACCESSORIES
- 03 11 00 - Concrete Forming
- 03 20 00 - CONCRETE REINFORCING
- 03100 - Concrete Forms and Accessories
- 03200 - Concrete Reinforcement
- 13 20 00 - SPECIAL PURPOSE ROOMS
- 13 21 13 - Clean Rooms
- 13 21 16 - Hyperbaric Rooms
- 13 21 23 - Insulated Rooms
- 13 21 26 - Cold Storage Rooms
- 13 21 48 - Sound-Conditioned Rooms
- 13 22 00 - Office Shelters and Booths
- 13 23 00 - Planetariums
- 13 24 16 - Saunas
- 13 24 26 - Steam Baths
- 13 24 66 - Athletic Rooms
- 13 26 00 - Fabricated Rooms
- 13 27 00 - Vaults
- 13 31 00 - Fabric Structures
- 13 31 23 - Tensioned Fabric Structures
- 13 34 00 - Fabricated Engineered Structures
- 13 34 13 - Glazed Structures
- 13 34 16 - Grandstands and Bleachers
- 13 34 19 - Metal Building Systems
- 13 34 23 - Fabricated Structures
- 13 34 56 - Observatories
- 13 44 00 - Modular Mezzanines
- 13030 - Special Purpose Rooms
- 13100 - Lightning Protection
- 13110 - Cathodic Protection
- 13120 - Pre-Engineered Structures
- 14 45 00 - Vehicle Lifts
- 14450 - Vehicle Lifts
- 15060 - Hangers and Supports
- 16060 - Grounding and Bonding
- 16070 - Hangers and Supports
- 16140 - Wiring Devices
- 16310 - Transmission and Distribution Accessories
- 16700 - Communications
- 21 05 29 - Hangers and Supports for Fire-Suppression Piping and Equipment
- 22 05 29 - Hangers and Supports for Plumbing Piping and Equipment
- 23 05 29 - Hangers and Supports for HVAC Piping and Equipment
- 26 05 26 - Grounding and Bonding for Electrical Systems
- 26 05 29 - Hangers and Supports for Electrical Systems
- 26 05 48 - Vibration and Seismic Controls for Electrical Systems
- 26 27 26 - Wiring Devices
- 26 41 00 - Facility Lightning Protection
- 26 42 00 - Cathodic Protection
- 27 00 00 - COMMUNICATIONS
- 31 32 00 - Soil Stabilization
- 31 32 13 - Soil Mixing Stabilization
- 31 32 19 - Geosynthetic Soil Stabilization and Layer Separation
- 31 32 23 - Pressure Grouting Soil Stabilization
- 31 32 33 - Shotcrete Soil Slope Stabilization
- 33 71 00 - Electrical Utility Transmission and Distribution
- 33 71 23 - Insulators and Fittings
- 33 71 26 - Transmission and Distribution Equipment
- 33 79 93 - Site Lightning Protection