Unofficial Notice of Invitation to Bid (NIB)

Orange County Transportation Authority is seeking bids from qualified and interested contractors for the following project titled, HVAC SERVICES AND REPAIRS, identified under Solicitation ID: 250132. Work is to be performed near 550 S Main St, Orange, CA 92868, USA in Orange County.

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General Project Description

The Orange County Transportation Authority (OCTA) invites bids from qualified contractors for comprehensive Heating, Ventilation, and Air Conditioning (HVAC) preventive maintenance and repair services. This includes scheduled, unscheduled, and emergency services for all OCTA-owned HVAC equipment and auxiliary systems across multiple facilities. The primary scope is preventive maintenance, aiming for 100% operational reliability. Work includes filter and belt replacement, inspection, lubrication, testing, adjustment, calibration, fluid level maintenance, cleaning of major components, semi-annual condenser cleaning, temperature controls maintenance, CFC management, waste disposal, air filter service, and annual paint booth testing for NOx emissions. The contract is for a two-year term.

General Bid Items

Quantity: - Unit: - Work Item: Heating, Ventilation, and Air Conditioning (HVAC) Preventive Maintenance Services, Specifications: Scheduled, unscheduled, and emergency services according to manufacturer specifications, original equipment design criteria, and industry-standard practices.
Quantity: - Unit: - Work Item: HVAC System Repair Services, Specifications: Troubleshooting and repair of failed systems or components; requires prior written approval for corrective maintenance activities beyond preventive scope.
Quantity: - Unit: - Work Item: Air Filter Replacement, Specifications: Supply labor and materials, filters must meet or exceed MERV 8 rating, pleated type.
Quantity: - Unit: - Work Item: Belt Replacement, Specifications: Equivalent or current design components.
Quantity: - Unit: - Work Item: Inspection and Servicing of Major/Auxiliary HVAC Components, Specifications: Includes belts, bearings, blowdown valves, boiler safety equipment, burner flame safeguard, check valves, condensate pumps, control transformers/wiring, dampers, duct heaters, motors, starters, fans, float valves, gas burners, regulators, ignition transformers, pumps, refrigeration controls, compressors, condensing units, condenser tubes, solenoid valves, relays, thermostats, humidifiers, thermal expansion valves, and related components.
Quantity: - Unit: - Work Item: Temperature Controls Maintenance, Specifications: Maintain and service thermostats, Variable Air Volume (VAV) units, actuators, valves, relays, pneumatic control lines and switches, motors, and other associated control devices; includes annual calibration for thermostats, actuators, and velocity controllers.
Quantity: - Unit: - Work Item: CFC Management, Specifications: Handling, recovery, and management of refrigerants in compliance with SCAQMD Rule 1415 and EPA Clean Air Act Section 608.
Quantity: - Unit: - Work Item: Semi-Annual Condenser Cleaning, Specifications: Cleaning of all OCTA-owned HVAC system condensers.
Quantity: - Unit: - Work Item: Waste Material Disposal, Specifications: Removal and proper disposal of all waste materials, debris, and rubbish generated during work, fully cleaning work areas.
Quantity: - Unit: - Work Item: Annual Paint Booth Testing, Specifications: Performance of annual testing for nitrogen oxide (NOx) emissions in accordance with SCAQMD Rule 1147 by Boiler Technician certified personnel.
Quantity: - Unit: - Work Item: Emergency Maintenance Services, Specifications: On-call 24-hour service, 365 days a year, with a maximum two (2) hour response time.
Quantity: - Unit: - Work Item: Temporary Cooling Unit Provision, Specifications: Acquisition and connection of temporary cooling unit if permanent cooling equipment cannot be repaired within 24 hours or if continuous cooling is necessary.

NAICS Classification

NAICS 238220 – Plumbing, Heating, and Air-Conditioning Contractors (Performing HVAC system installation, maintenance, and repair services for commercial/industrial clients).

Records and Due Date

This bid opportunity was entered into BidAmerica on February 11, 2026, and was last updated on February 17, 2026. All bids and/or proposals are due on March 9, 2026.

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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 Orange County Transportation Authority. 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 Orange County Transportation Authority prior to bidding.