Amendment 0001 for RFP 7390531, “Replace Chiller B4335” at MCAS Cherry Point, NC, clarifies pre-award inquiries and confirms the proposal due date of September 9, 2025, at 3:00 PM local time remains unchanged. Key responses include providing attached documentation for chiller specifications and confirming that the replacement chiller should be a like-in-kind air-cooled scroll chiller, as the original was an air-cooled screw chiller. The amendment also clarifies that the scope of work is limited to a like-in-kind replacement of one chiller unit, with digital/integral controls only needing to tie into the existing Metasys Building Automation System. The warranty requirement for the contractor is one year for service and repairs related to the completed work. Detailed chiller specifications for a Trane Ascend™ Air-Cooled Chiller (Model ACS) with a nominal tonnage of 160 tons, 460V/60Hz/3Phase voltage, and R-454B refrigerant are provided.

Amendment 0002 for Project No. 7390531, "Replace Chiller B4335" at Marine Corps Air Station Cherry Point, NC, extends the proposal submission deadline to December 16, 2025, at 1:00 PM EST. The amendment requires contractors to either confirm their original proposal submitted on September 9, 2025, or submit an updated, revised proposal. By responding, offerors agree to extend the proposal acceptance period through January 15, 2026. All other terms and conditions of the original solicitation remain unchanged. This modification aims to solicit renewed interest and updated bids for the chiller replacement project.

This document is a Request for Proposal (RFP) for the replacement of chillers in Building 4335 at MCAS Cherry Point, North Carolina, Project No. 7390531. Issued by the Naval Facilities Engineering Command, Mid-Atlantic, the RFP specifies a contract completion within 245 calendar days and an estimated cost range of $100,000.00 to $250,000.00. Only pre-approved contractors, including Mechworks Mechanical Contractors, Inc., North State Mechanical, Inc., and R&W Construction Company, Inc., are eligible to submit proposals. Proposals are due by September 9, 2025, at 3:00 P.M. local time. The award basis is the lowest price, with required bid, payment, and performance bonds varying by proposal value. The document also includes details on applicable FAR and DFARS clauses, wage determinations (General Decision Number NC20250018), and instructions for submitting proposals and RFIs.

The document, likely a component of a government RFP or grant application, precisely identifies the

The document outlines the requirements for replacing a 160-ton chiller unit at MCAS Cherry Point, North Carolina, for the Training and Education building. The work involves removing the old TRANE RTAC 1404 unit, installing a new like-in-kind unit, connecting it to the existing chilled water and BAS systems, and performing leak and operational tests. The project emphasizes strict safety protocols, including Lock Out Tag Out procedures, proper refrigerant handling, and adherence to all governmental safety requirements like EM 385-1-1 and OSHA regulations. Special considerations include maintaining building operations during construction, coordinating utility cutovers, and stringent access requirements for contractors via DBIDS. Contractors must provide a contingency plan for service disruptions and ensure proper disposal of old equipment and debris. The government retains ownership of the old unit.