Aon Center Observatory and Elevator

82-Story Glass Elevator, Observation Deck & Restaurant, Ground Floor Pavilion

Retail, 1 Story Above Grade, 9,000 SF Addition, Food/Beverage Service, Addition.

Division 03 -	Concrete, Concrete Forming and Accessories, Cast-in-Place Concrete, Precast Concrete.
Division 04 -	Masonry, Unit Masonry.
Division 06 -	Wood, Plastics, and Composites, Rough Carpentry, Finish Carpentry.
Division 07 -	Thermal and Moisture Protection, Dampproofing and Waterproofing, Thermal Protection.
Division 08 -	Openings, Doors and Frames, Entrances, Storefronts, and Curtain Walls, Windows, Hardware, Glazing.
Division 09 -	Finishes, Plaster and Gypsum Board, Tiling, Ceilings, Flooring, Specialty Flooring, Painting and Coating, Painting, Exterior Painting, Interior Painting.
Division 10 -	Specialties, Signage, Toilet, Bath, and Laundry Accessories.
Division 11 -	Equipment, Foodservice Equipment, Foodservice Storage Equipment, Food Preparation Equipment, Food Delivery Carts and Conveyors, Food Cooking Equipment, Food Dispensing Equipment, Ice Machines.
Division 12 -	Furnishings, Furnishings and Accessories, Seating, Hospitality Furniture, Restaurant Furniture.
Division 14 -	Conveying Equipment, Hydraulic Elevators, Custom Elevator Cabs and Doors, Custom Elevator Cab Finishes, Elevator Equipment and Controls, Elevator Controls.
Division 21 -	Fire Suppression, Instrumentation and Control for Fire-Suppression Systems.
Division 22 -	Plumbing, Instrumentation and Control for Plumbing, Plumbing Piping, Plumbing Equipment, Plumbing Fixtures.
Division 23 -	Heating, Ventilating, and Air Conditioning (HVAC), Instrumentation and Control for HVAC, HVAC Air Distribution, Refrigerant Compressors.
Division 26 -	Electrical, Instrumentation and Control for Electrical Systems, Lighting, Interior Lighting, Exterior Lighting.
Division 31 -	Earthwork, Grading, Earthwork Methods, Soil Treatment.
Division 32 -	Exterior Improvements, Bases, Ballasts, and Paving, Flexible Paving, Irrigation, Planting, Turf and Grasses.
Division 33 -	Utilities, Water Utilities, Sanitary Sewerage Utilities, Electrical Utilities, Communications Utilities.