PIEE #FA302926R0003

Comprehensive HVAC System Repair and Upgrade at Vance AFB, Building 826

This opportunity seeks contractors for a comprehensive HVAC system repair and upgrade at Vance Air Force Base (AFB) in Enid, Oklahoma, focusing on Building 826 (Facility 826). - Government Buyer: - U.S. Air Force, 71st Flying Training Wing, Contracting Office at Vance AFB - Air Education Training Command, 71 OSS/DO - Scope of Work: - Replacement of end-of-life HVAC components: main condenser, air handler units (AHU-1, AHU-2, AHU-3), boiler units, and associated controls - Centralization of three separate HVAC systems into a single hydronic system - Installation of new ductwork, chilled water system (air cooled chiller, pumps, expansion tank, storage tank, piping, valves, chemical shot feeder) - Replacement of fan coil units to operate from a new four-pipe chiller system - Upgrades to supporting electrical infrastructure: new main distribution panel, subpanels, disconnects, feeders, underground conductors - Installation of LED lighting fixtures, dimming switches, occupancy sensors, emergency lighting, and exit signs to assist with facility heat load - Installation of a new Direct Digital Control (DDC) system with BACnet integration for HVAC controls (temperature, CO2, occupancy, humidity sensors) - Temporary HVAC units and occupant relocation to minimize downtime - Asbestos abatement, concrete work, firestopping, joint sealants, acoustical ceilings, painting, plumbing, HVAC piping, vibration and seismic controls, testing, adjusting, balancing, thermal insulation, instrumentation, and commissioning - Unique/Notable Requirements: - 100% set aside for Woman Owned Small Businesses - Strict adherence to safety, environmental, and quality control standards - Detailed submittal and commissioning procedures - Maximum 2 days allowed for AHU system downtime; up to 45 days for AHU-1 overhead work closure - Temporary mechanical package unit required during construction - OEMs and Vendors: - No specific OEMs, brands, or part numbers are identified in the solicitation or attachments - Estimated Contract Value: - Between $1,000,000 and $5,000,000 - Place of Performance: - Vance Air Force Base, Building 826, Enid, Oklahoma - Contractor Civil Engineering, 120 Chanel St, Enid, OK 73705-5621 - Period of Performance: - Total contract duration: 350 calendar days (180-day non-performance period, 170-day performance period) - Work to be completed within 350 days after notice to proceed

Description

This project includes the replacement of HVAC components which have reached end of life, including the main condenser, air handler, and boiler units, and their associated controls. The project will centralize three separate HVAC systems in the building into one central, hydronic system. Fan coil units serving two areas of the building will be replaced to operate from a four-pipe system supplied by the new chiller. Some electrical upgrades are required to support the new system, and LED lighting will be installed to assist with the facility heat load. All work shall be completed in full accordance with the project specifications and drawings.

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