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

General Contractors & Specialty Contractors Specialty Contractor 01 50 00 Temporary Facilities and Controls 01 56 00 Temporary Barriers and Enclosures 02 41 00 Demolition 02 50 00 Site Remediation 03 00 00 Concrete 03 33 00 Architectural Concrete Division 31 - Earthwork Division 33 - Utilities

03 00 00 Concrete 03 10 00 Concrete Forming and Accessories 03 30 00 Cast-in-Place Concrete 03 33 00 Architectural Concrete 03 80 00 Concrete Cutting and Boring Building Contractor

Building Contractor Construction Management Design Build 01 45 00 Quality Control 02 00 00 Existing Conditions 02 41 00 Demolition 03 10 00 Concrete Forming and Accessories 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 90 00 Mass Concrete 06 20 00 Finish Carpentry 06 40 00 Architectural Woodwork 07 10 00 Dampproofing and Waterproofing 07 40 00 Roofing and Siding Panels 07 60 00 Flashing and Sheet Metal 08 30 00 Specialty Doors and Frames 08 50 00 Windows 08 60 00 Roof Windows and Skylights 10 14 00 Signage 10 40 00 Safety Specialties 11 15 00 Security Control Equipment 13 30 00 Special Structures

03 00 00 Concrete 03 01 00 Maintenance of Concrete 03 10 00 Concrete Forming and Accessories 03 20 00 Concrete Reinforcing 03 31 00 Structural Concrete 03 33 00 Architectural Concrete 03 80 00 Concrete Cutting and Boring 03 90 00 Mass Concrete 13 00 00 Special Construction 31 22 00 Grading 31 30 00 Earthwork Methods 31 40 00 Shoring and Underpinning 32 16 00 Curbs, Gutters, Sidewalks, and Driveways 32 18 00 Athletic and Recreational Surfacing 32 32 00 Retaining Walls General Contractors & Specialty Contractors

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 Building Contractor Construction Management Design Build Division 03 - Concrete Industrial Contractor Steel Erection

03 00 00 Concrete 03 30 00 Cast-in-Place Concrete 03 31 00 Structural Concrete 03 33 00 Architectural Concrete 03 40 00 Precast Concrete 03 90 00 Mass Concrete

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