Construct a two-bay aircraft hangar with concrete foundation and floor slab, steel high bay, standing seam metal roof, cranes, motorized hangar doors and tracks, fire alarm and suppression system to include water storage tanks, and all necessary support. The facility will include all required spaces for an aircraft maintenance unit, including administrative areas, tool room, supply/bench stock area, storage, shop areas, emergency shower and eyewash stations, locker areas with showers, break area, circulation and administrative support spaces. Facility will also include a fleet service terminal for the transient alert function, which will be displaced by the construction. Project also includes overhead covered storage space for mobility barn and maintenance squadron, and airfield pavements to provide hangar access for aircraft. Airfield pavement work will include clearing, excavation, placement of base material and concrete pavement, asphalt shoulders, airfield markings, storm water retention, storm drainage, lighting and all other necessary support and be integrated into new airfield apron. This facility will include a 500kW generator to support the maintenance operations center which is authorized by Air Force Manual 32-1062. The project will demolish Building 4809 (4,523 Square Meter) and Building 4826 (209 Square Meter). The project will include all supporting facilities such as utilities, communications, other pavements such as parking and sidewalks, passive force protection measures, and site improvements necessary to provide a complete and useable facility. Facilities will be designed as permanent construction in accordance with Department of Defense Unified Facilities Criteria 1-200-01. This project will comply with Department of Defense antiterrorism/force protection requirements per Unified Facilities Criteria 4-010-01 and one 120 Tons Air Conditioning is required. The facility should be compatible with DoD, Air Force, and base design standards. This project will comply with DoD antiterrorism requirements per unified facilities criteria. The project has a Performance Period of seven hundred thirty (730) calendar days after receipt of Notice to Proceed (NTP). There will be one pricing schedule with six (6) Contract Line Item Numbers (CLIN).USE OF BRAND NAME: This procurement will require the use of a specific brand name. PROJECT LABOR AGREEMENT: In accordance with Executive Order (EO) 14063, Use of Project Labor Agreements for Federal Construction Projects, issued 04 February 2022, project labor agreements (PLAs) are required for large-scale construction projects, which as defined at RFO 22.501, means a Federal construction project within the United States for which the total estimated cost of the construction contract to the Federal Government is $35 million or more (using appropriated funds). Offerors are required to submit a complete, signed Project Labor Agreement (PLA) with their offer. Failure to submit a complete PLA may render the offer ineligible for award. PROCUREMENT SET-ASIDE: This procurement is not set-aside for small business; it is issued as Full and Open Competition. The estimated target range of construction is between $75,000,000.00 to $125,000,000.00. The North American Industry Classification System (NAICS) code for this procurement is 236220 Commercial and Institutional Building Construction, which has a small business size standard of $45,000,000.00. The Product Service Code (PSC) is Y1JZ Construction of Miscellaneous Buildings. CONTRACT TYPE: The government will award a Firm-Fixed-Price Design-Bid-Build (DBB) construction contract to the offeror who submits a proposal that is the best value to the government. EVALUATION METHOD: The project will be a negotiated procurement using the Best Value Trade-Off process to ensure a competitive, firm-fixed price contract. Both technical and price proposals will be required. Subcontracting plans are required for all construction contracts awarded to a large business when the award amount exceeds $2,000,000.00. If the offeror is a large business, the firm will be required to submit a subcontracting plan as part of its proposal package. Plans and specifications will not be provided in hard paper copy. When the Solicitation is issued, it will be available through the Solicitation Module of the Procurement Integrated Enterprise Environment (PIEE) suite at https://piee.eb.mil/. For instructions on how to post an offer, please refer to the Posting Offer demo: https://pieetraining.eb.mil/wbt/sol/Posting_Offer.pdf. Additional information is available via Web Based Training for the Solicitation Module at: https://pieetraining.eb.mil/wbt/xhtml/wbt/sol/solicitation/proposals.xhtml. The Government is not responsible for any loss of internet connectivity or for an offeror?s inability to access the documents posted at the referenced website. All offerors are advised that this project may be delayed, cancelled or revised at any time during the solicitation, selection, evaluation, negotiation and/or final award process. Solicitation W912PL26RA001 and all amendments for this acquisition will be posted on https://sam.gov/. REGISTRATION REQUIREMENT: Offerors must have an active SAM registration at the time of proposal submission and award. In the case of Joint Ventures (JV), the JV entity must also be registered in SAM as a distinct business entity. Follow the instructions at https://sam.gov/ to register. If you are a first time SAM user, you will be required to register in https://sam.gov/ prior to accessing the solicitation documents. Once registered with SAM, interested parties will then be able to utilize the posted hyperlink to log in and access the solicitation documents. Please note that ALL firms who want to access the solicitation, both prospective primes and subs, will be required to be registered with SAM and therefore must be SAM-registered, have a MPIN, and either a SAM UEI number or CAGE code. The SAM website can be accessed at http://www.sam.gov/. Amendment 0001 is issued to add drawings as attached. All other terms and conditions remain unchanged. Amendment 0002 is issued to add closing date of May 19, 2026 for Bidder Inquiry System in RFP Section 00 21 16, add Commencement, Prosecution, and Completion of Work - Construction (APR 1984) in RFP Section 00 73 00, add paragraph f. Government Use of AI under Section II. Evaluation Process in RFP Section 22 16, remove preproposal conference from RFP Section 00 20 00, and remove option CLIN 0006. All other terms and conditions remain unchanged. Amendment 0003 is issued to extend the proposal due date date to June 15, 2026, 1400 PDT; extend the period of performance to 910 calendar days from Notice to Proceed; and revise RFP Section 00 22 16. All other terms and conditions remain unchanged. Amendment 0004 is issued to extend the ProjNet Bidder Inquiry System closing date from May 19, 2026 to June 7, 2026, provide notice regarding the ongoing evaluation of the Project Labor Agreement (PLA) requirement, provide an updated Davis Bacon Wage Determination for Pima County, Arizona, revise CLIN 0004, and revise Drawings. The Government is currently reviewing Request for Information (RFI) submissions and market research data regarding the mandatory Project Labor Agreement requirement (RFO 52.222-33 and 52.222-34). All other terms and conditions remain unchanged.***Update 0001 is for administrative purposes only. The purpose of Update 0001 is to request industry feedback on a draft. Update 0005 is for administrative purposes only. The purpose of this update 0005 is to revise the proposal due date to June 15, 2026, 1400 PDT in the PIEE system.