Replace Remaining Water Source Heat Pumps, B4414

Amendment / Modification

This amendment (0001) to solicitation 7507874 addresses Pre-Proposal Inquiries (PPIs) for the "Replace Remaining Water Source Heat Pumps, B4414" project at Marine Corps Air Station Cherry Point, NC.

Key clarifications provided in response to PPIs include:

• Reference drawings for existing WSHP locations and layouts are provided (Drawing Nos. 4555267-4555269).
• A reference WSHP schedule is provided (Drawing No. 4555276).
• While exact make, model, and serial numbers of existing units are not available, Trane models closest in specification to those on Drawing No. 4555276 are preferred.
• A schedule for GPM of water for each WSHP is provided (Drawing No. 4555276).
• Building plans are available to locate WSHPs in the ceiling.
• As-built drawings for duct connections are not available; refer to attached PDFs.
• Refrigerant removal and evacuation are not necessary as WSHPs are self-contained and pre-charged.
• A refrigerant leak test is not necessary.
• TAB (Testing, Adjusting, and Balancing) will not be required as this is a like-in-kind replacement.
• Lighting and power plans for each floor are provided.

This amendment primarily provides clarifications and answers to vendor questions, rather than modifying specific solicitation sections. New attachments (reference drawings, building plans, lighting/power plans) are referenced.

No changes to proposal deadlines or submission requirements are indicated. The clarifications provided may impact how bidders approach their proposals regarding equipment specifications and site conditions.

Statement of Work (SOW) / Performance Work Statement (PWS)

The objective of this project is to replace twenty-two (22) Water Source Heat Pump (WSHP) units with new, like-in-kind units at MCAS Cherry Point.

• Replacement of twenty-two (22) WSHP units that are not currently servicing classrooms.

• Contractor to provide all labor, supplies, and equipment.

• Work includes isolating units, removing refrigerant, disconnecting lines, flushing lines (if applicable), replacing units with new like-in-kind units per manufacturer specifications.

• Perform refrigerant leak tests and repair any leaks found.

• Evacuate systems to proper microns and charge with virgin refrigerant per manufacturer specifications.

• Fill systems with appropriate fluid (water) and purge air pockets.

• Connect new units to existing supply and return water lines and perform a leak test.

• Install new thermostats and link new units to the BAS system (Metasys).

• Perform operational tests on new units.

• Remove old equipment, debris, and trash, and dispose of properly.

• Coordinate work with the PAR and Contracting Officer.

• Location: MCAS Cherry Point, NC.

• The building will remain in operation during the entire construction period.

• Worker Safety: Lock Out Tag Out procedures must be followed.

• Installation Access: Contractors must register through the Defense Biometrics Identification System (DBIDS). Alternate forms of identification are required for non-compliant driver's licenses. Specific criminal activity may result in denial of access.

• Working Hours: Regular hours are 7:00 am to 3:30 pm, Monday-Friday. Work outside regular hours requires 15 days advance written approval from the Contracting Officer. No work between 3:30 pm and 7:00 am without prior approval.

• Utility Disruptions: Planned outages require 15 days advance written request and a contingency plan. Utility cutovers must occur after normal working hours or on weekends/holidays.

• Security: Existing buildings and contents must be kept secure. Movable furniture may need to be relocated and replaced. Contractor personnel must wear hard hats in designated areas and may need to wear other PPE as specified.

• Insurance: Minimum insurance coverage required by FAR 28.307-2 Liability.

• Supervision: One person is required to fill roles of Superintendent, Quality Control Manager, and Site Safety and Health Officer.

• Safety: Compliance with EM 385-1-1, NFPA standards, and activity-specific regulations is required. An Accident Prevention Plan (APP) and Activity Hazard Analysis (AHA) are required.

• Occupied Building: Work will be performed in an occupied building; entry requires prior approval.

• Staging Area: Staging area to be coordinated with the Government; material on site must be kept to a minimum and not disrupt activities.

Solicitation / RFP / RFQ

This is a Request for Proposal (RFP) for the "Replace Remaining Water Source Heat Pumps, B4414" project at Marine Corps Air Station (MCAS) Cherry Point, North Carolina. The Naval Facilities Engineering Command (NAVFAC) is procuring these services.

• Replacement of water source heat pumps.

• Work is categorized under NAICS Code 238220 (Plumbing, Heating, and Air-Conditioning Contractors) with a standard size of $19 Million.

• Contract Completion Date: Within 275 calendar days after award.

• Estimated Cost Range: Between $250,000.00 and $500,000.00.

• Liquidated Damages: $159 per calendar day of delay.

• Basis for Award: Lowest Price.

• Proposal Acceptance Period: 90 calendar days after receipt of offers.

• Proposal Due Date/Time: 9 March 2026 by 1200 local time.

• Proposals must be submitted via email to mason.l.sholar.civ@us.navy.mil and meghan.j.hislop.civ@us.navy.mil. The subject line must include the project number and contractor information.

• The Government intends to evaluate proposals and issue a task order without discussions; therefore, initial offers should contain the offeror's best terms.

• Any changes to the scope of work, technical specifications, or drawings will be issued on a Standard Form (SF) 30.

• Only the following list of contractors may submit a proposal:

  • Mechworks Mechanical Contractors, Inc.
  • North State Mechanical, Inc.
  • R&W Construction Company, Inc.

• Mandatory Site Visit: 11 February 2026 @ 0900 at FEAD Cherry Point office, Building 87, MCAS Cherry Point. Contractors must provide an attendee list with phone numbers, email addresses, and employee I-9 forms by close of business on Monday, 9 February 2026. Attendees must have their license available.

• Requests for Information (RFIs): Must be submitted via email to the addresses listed above. The cut-off for RFIs is 19 February 2026 by 1200.

• Bid bonds are required in accordance with FAR 52.228-1. An electronic copy must be submitted with the proposal.

• No bonds required for proposals less than $40,000.

• Proposals valued at $40,000 and greater require a payment bond ONLY.

• Proposals valued at $150,000 and greater require a bid bond, a payment bond, and a performance bond.

• Bonds to be provided electronically; SEALS MUST BE VISIBLE.

• Specifications, drawings, and all associated project documents are posted at www.sam.gov.

• Offerors are advised that funding may not become available, and no award will be made if funds are not available.

• Any cost incurred prior to issuance of a task order cannot be reimbursed.