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Unofficial Notice of Invitation to Bid (NIB)

California Construction Authority, (CCA) is seeking bids from qualified and interested contractors for the following project titled, DMTC HVAC at the DEL MAR FAIRGROUNDS, identified under Solicitation ID: 022-23-031. Work is to be performed near 2260 Jimmy Durante Blvd, Del Mar, CA 92014, USA in San Diego County.

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General Project Description

This public works project involves the labor, equipment, and materials to implement an HVAC system upgrade at the Del Mar Fairgrounds. The scope includes the removal and replacement of an existing rooftop Air Handling Unit (AHU) with a new Owner-Furnished 40-ton unit, replacement of an existing boiler, and all associated mechanical, electrical, structural, controls, and roofing work. The project requires crane pick for the removal and setting of new equipment. The contractor is responsible for coordinating, scheduling, and picking up all Owner-Furnished Contractor-Installed (OFCI) items from a designated storage location.

General Bid Items

  • Quantity: 1  Unit: EA  Work Item: Removal of existing rooftop Air Handling Unit (AHU)
  • Quantity: 1  Unit: EA  Work Item: Installation of new Owner-Furnished Carrier AC-1-Standard Chassis, Model 50V5AQ40A2C6B8B0A5 Nominal 40Ton Cooling Only Packaged RTU (Variable Air Volume, Horizontal Supply & Return, New R454B Refrigerant, Standard Chassis, No Heat, 460V -3Ph, Standard Efficiency, Low Ambient, Standard Capacity VS Compressor, Single Wall, Ultra Low Leak Economizer, No Relief, Standard Electrical, Direct Drive Fan Array, High Static Motor, Standard Controls, Stainless Steel Drain Pan, Al/Cu Evaporator, E-Coat MCHX Condenser, Standard Service & Safety, 6 Pre -Filter Rack + 2 MERV 8 & 4 MERV 13 Filter, New Curb)
  • Quantity: 1  Unit: EA  Work Item: Removal of existing boiler
  • Quantity: 1  Unit: EA  Work Item: Installation of new boiler (Owner-Furnished, with weather cap, minimum stack height, approximate diameter 26" and height 58" flue)
  • Quantity: 1  Unit: LS  Work Item: Associated mechanical work (including all piping, ductwork, and controls)
  • Quantity: 1  Unit: LS  Work Item: Associated electrical work (including power, wiring, and controls)
  • Quantity: 1  Unit: LS  Work Item: Associated structural work (including roof deck modifications, equipment bases, and supports)
  • Quantity: 1  Unit: LS  Work Item: Associated roofing work (including PVC membrane roofing, flashing, and sheet metal)
  • Quantity: 1  Unit: LS  Work Item: Crane operations for removal and setting of new equipment
  • Quantity: 1  Unit: LS  Work Item: Coordination, scheduling, and pickup of Owner-Furnished Contractor-Installed (OFCI) items from designated storage location
  • Quantity: 1  Unit: LS  Work Item: Installation of fully adhered, reinforced thermoplastic membrane roofing system (PVC), Specifications: Conform to FM-90, FM LPS 1-29, ASTM D4434 Type III, fabric reinforced, 60 mil minimum thickness, "Tan" exposed color, minimum Aged Solar Reflectance of 0.63, Thermal Emittance of 0.75, hot air welding seams, UL Class A roof assemblies, "cool roof" compliant.
  • Quantity: 1  Unit: LS  Work Item: Installation of Polyisocyanurate roof insulation (INSUL-1) as recommended by manufacturer, over entire roof area and under all roof braces, doghouses, etc.
  • Quantity: 1  Unit: LS  Work Item: Installation of DensDeck Roof Board (Georgia Pacific) as protection board over rigid roof insulation. Thickness: 1/4 inch, Width: 4 feet, Length: [4 feet] [8 feet], Weight: 1.1-1.2 lb/sq ft.
  • Quantity: 1  Unit: LS  Work Item: Installation of traffic topping (acrylic based, for foot traffic), Specifications: Non-woven fiberglass mat, single-component acrylic polymer, Tensile Strength: 2855 psi; Bond Strength-Concrete: 24 psi; Impact Test: No cracking; Flame Spread: Class A; Water Transmission: 22.6/MX 24 hr; Abrasion Resistance: 2.8%; Color: Castle Gray, No. 208.
  • Quantity: 1  Unit: LS  Work Item: Installation of metal edge strips for traffic topping, Specifications: Width and thickness as shown.
  • Quantity: 1  Unit: LS  Work Item: Installation of copper flashing (20 oz. copper)
  • Quantity: 1  Unit: LS  Work Item: Installation of wood nailers and blocking (Douglas Fir No. 1 Grade, preservative treated), for rooftop equipment bases, support curbs, cant strips, bucks, nailers, grounds, stripping.
  • Quantity: 1  Unit: LS  Work Item: Manufacture and installation of metal counter flashing and base flashing (20-gauge).
  • Quantity: 1  Unit: LS  Work Item: Manufacture and installation of metal wall flashing and expansion joints.
  • Quantity: 1  Unit: LS  Work Item: Installation of specified roof accessories (roof hatches, roof vents, pipe seals, flashing boots).
  • Quantity: 1  Unit: LS  Work Item: Provide and install pre-fabricated boots, corners, and flashing strips for roofing.
  • Quantity: 1  Unit: LS  Work Item: Provide and install fasteners and plates for rigid insulation board and membrane seam attachment.
  • Quantity: 1  Unit: LS  Work Item: Provide and install termination bars, lead anchors.
  • Quantity: 1  Unit: LS  Work Item: Provide and install bonding adhesive, polyurethane sealant (SLNT-7), PVC Foam Tape (SLNT-12), foam sealant, roofing insulation adhesive, roofing membrane adhesive, and membrane seam cleaning solvents.

NAICS Classification

238220 – Plumbing, Heating, and Air-Conditioning Contractors, 238160 – Roofing Contractors, 238210 – Electrical Contractors and Other Wiring Installation Contractors, 236220 – Commercial and Institutional Building Construction, 238990 – All Other Specialty Trade Contractors

Records and Due Date

This bid opportunity was entered into BidAmerica on February 27, 2026, and was last updated on March 4, 2026. All bids and/or proposals are due on March 19, 2026.

Contractors may log in or create a free BidAmerica account to view full project documents, plans, specifications, addenda, submission requirements, and more project details issued by California Construction Authority, (CCA).

Legal Disclaimer

All bidders are responsible for reviewing and verifying all official bid documentation directly from the issuing agency. BidAmerica aggregates public bid information for advertisement purposes for contractors and government agencies convenience. This Notice of Invitation to Bid is for reference purposes only and is not an official or complete representation of any documents issued by California Construction Authority, (CCA). BidAmerica does not guarantee the accuracy, completeness, or timeliness of any information displayed and shall not be held liable for any errors, omissions, misinterpretations, or damages resulting from reliance on this summary. Contractors must obtain all official information—including plans, specifications, addenda, deadlines, submission requirements, qualifications, and bidding conditions—directly from California Construction Authority, (CCA) prior to bidding.

DMTC HVAC at the DEL MAR FAIRGROUNDS - Bid Opportunity | BidAmerica