Highway Contractor HVAC – Sales/Service/Repair Residential/Multi Family Contractor Utility Contractor 02 00 00 Existing Conditions 02 41 00 Demolition 02 50 00 Site Remediation 02 60 00 Contaminated Site Material Removal 02 80 00 Facility Remediation 23 00 00 Heating, Ventilating, and Air Conditioning 23 00 01 Operation and Maintenance of HVAC Systems 23 09 00 Instrumentation and Control for HVAC 23 30 00 HVAC Air Distribution 26 30 00 Facility Electrical Power Generating and Storing Equipment 31 00 00 Earthwork 31 05 16 Aggregates for Earthwork 31 10 00 Site Clearing 31 20 00 Earth Moving 31 22 00 Grading 31 23 00 Excavation and Fill 31 23 19 Dewatering 31 25 00 Erosion and Sedimentation Controls 31 30 00 Earthwork Methods 31 50 00 Excavation Support and Protection 32 32 00 Retaining Walls 33 10 00 Water Utilities 33 40 00 Stormwater Utilities 33 46 00 Stormwater Management Division 23 - Heating, Ventilating, and Air Conditioning 34 70 00 Transportation Construction and Equipment 34 71 00 Roadway Construction

01 45 00 Quality Control 02 00 00 Existing Conditions 02 41 00 Demolition 02 50 00 Site Remediation 02 60 00 Contaminated Site Material Removal 02 80 00 Facility Remediation Building Contractor Division 02 - Site Construction 03 00 00 Concrete 03 01 00 Maintenance of Concrete 03 10 00 Concrete Forming and Accessories 03 20 00 Concrete Reinforcing 03 30 00 Cast-in-Place Concrete 03 31 00 Structural Concrete 03 33 00 Architectural Concrete 03 40 00 Precast Concrete 03 50 00 Cast Decks and Underlayment 03 80 00 Concrete Cutting and Boring 03 90 00 Mass Concrete 33 70 00 Electrical Utilities 33 80 00 Communications Utilities Division 26 - Electrical Division 27 - Communication Division 28 - Electronic Safety and Security Division 31 - Earthwork

02 41 00 Demolition 02 50 00 Site Remediation 02 80 00 Facility Remediation Building Contractor Design Build Environmental Site Assessments Specialty Contractor

Engineers Environmental Site Assessments Materials Testing Quality Control Testing/Inspecting Services 02 80 00 Facility Remediation 31 62 00 Driven Piles 31 63 00 Bored Piles

Engineers Materials Testing Quality Control Testing/Inspecting Services Environmental Site Assessments 02 80 00 Facility Remediation 31 62 00 Driven Piles 31 63 00 Bored Piles

02 00 00 Existing Conditions 02 41 00 Demolition 02 50 00 Site Remediation 02 60 00 Contaminated Site Material Removal 02 80 00 Facility Remediation 31 00 00 Earthwork 31 05 16 Aggregates for Earthwork 31 10 00 Site Clearing 31 20 00 Earth Moving 31 22 00 Grading 31 23 00 Excavation and Fill 31 23 19 Dewatering 31 25 00 Erosion and Sedimentation Controls 31 30 00 Earthwork Methods 31 40 00 Shoring and Underpinning 31 50 00 Excavation Support and Protection 31 62 00 Driven Piles 31 63 00 Bored Piles 31 70 00 Tunneling and Mining 31 71 00 Tunnel Excavation 31 71 16 Tunnel Excavation by Drilling and Blasting Construction Management Division 31 - Earthwork Highway Contractor Utility Contractor 33 80 00 Communications Utilities 34 40 00 Transportation Signaling and Control Equipment 34 70 00 Transportation Construction and Equipment 34 71 00 Roadway Construction 34 71 13 Vehicle Barriers 34 80 00 Bridges 01 45 00 Quality Control

01 45 00 Quality Control 02 50 00 Site Remediation 02 80 00 Facility Remediation Consultants Engineers Geophysical Investigations Materials Testing Quality Control Testing/Inspecting Services

02 00 00 Existing Conditions 02 41 00 Demolition 02 50 00 Site Remediation 02 60 00 Contaminated Site Material Removal 02 80 00 Facility Remediation

02 00 00 Existing Conditions 02 41 00 Demolition 02 50 00 Site Remediation 02 60 00 Contaminated Site Material Removal 02 80 00 Facility Remediation 03 00 00 Concrete 03 01 00 Maintenance of Concrete 03 10 00 Concrete Forming and Accessories 03 20 00 Concrete Reinforcing 03 30 00 Cast-in-Place Concrete 03 31 00 Structural Concrete 03 33 00 Architectural Concrete 03 40 00 Precast Concrete 03 50 00 Cast Decks and Underlayment 03 80 00 Concrete Cutting and Boring 03 90 00 Mass Concrete 31 00 00 Earthwork 32 00 00 Exterior Improvements 32 05 16 Aggregates for Exterior Improvements 32 10 00 Bases, Ballasts, and Paving 32 16 00 Curbs, Gutters, Sidewalks, and Driveways 32 17 00 Paving Specialties 32 17 23 Pavement Markings 32 18 00 Athletic and Recreational Surfacing 32 30 00 Site Improvements 32 31 00 Fences and Gates 32 31 19 Decorative Metal Fences and Gates 32 32 00 Retaining Walls 32 32 26 Metal Crib Retaining Walls 32 34 00 Fabricated Bridges 32 80 00 Irrigation 32 90 00 Planting Building Contractor Construction Management Design Build General Contractors & Specialty Contractors Highway Contractor Industrial Contractor Residential/Multi Family Contractor Utility Contractor

Industrial Contractor 01 45 00 Quality Control 01 50 00 Temporary Facilities and Controls 01 52 19 Sanitary Facilities 01 55 26 Traffic Control 01 56 00 Temporary Barriers and Enclosures Building Contractor 02 00 00 Existing Conditions 02 41 00 Demolition 02 50 00 Site Remediation 02 60 00 Contaminated Site Material Removal 02 80 00 Facility Remediation 03 00 00 Concrete 06 00 00 Wood, Plastics, & Composites 06 01 00 Maintenance of Wood, Plastics, and Composites 06 10 00 Rough Carpentry 06 20 00 Finish Carpentry 06 22 00 Millwork 06 40 00 Architectural Woodwork 06 50 00 Structural Plastics 06 80 00 Composite Fabrications