Statement_of_Work.pdf

National Park Service Virgin Islands National Park

Housing Program HVAC Comprehensive Assessment, Installation, and Maintenance Services

Statement of Work (SOW)

1. Introduction

The National Park Service (NPS), Virgin Islands National Park (VIIS), requires the professional services of a qualified, licensed, and insured HVAC contractor to provide comprehensive inspection, assessment, installation, and maintenance planning services for residential air conditioning systems within NPS-managed housing units. This contract is critical to ensuring safe, efficient, and comfortable housing conditions for park staff and their families in the tropical environment of St. John, USVI.

2. Objectives

The purpose of this contract is to ensure proper climate control of NPS housing units by:

• Conducting detailed inspections and assessments of all HVAC systems.

• Identifying deficiencies, undersized systems, or aged/inefficient units and providing solutions.

• Recommending optimized, code-compliant, energy-efficient HVAC systems tailored to each unit.

• Procuring and professionally installing all equipment per manufacturer specifications.

• Developing a preventive maintenance plan, including training for NPS staff to maximize lifespan and performance of installed systems.

3. Definitions

• Contractor: The selected HVAC company or firm responsible for performing services under this contract.

• COR: Contracting Officer’s Representative – individual designated to oversee contract performance.

• HVAC: Heating, Ventilation, and Air Conditioning.

• NPS: National Park Service.

• OEM: Original Equipment Manufacturer.

4. Scope of Work

A. Assessment and Inspection

The Contractor shall:

1. Perform comprehensive on-site inspections of all HVAC systems listed in Section 5, including indoor and outdoor units, refrigerant lines, controls, electrical connections, drainage systems, and mounting hardware.

2. Conduct load calculations per industry standard to verify current system sizing adequacy.

3. Identify:

o Units that are undersized or oversized for current usage and space.

o Systems at or beyond expected useful life.

o Units with degraded performance, mold, corrosion, or electrical hazards.

4. Provide:

o Detailed written assessment reports for each unit including:

Manufacturer, model, serial number.

Operational status and observed issues.

Measured performance data (temperature differential, amp draw, refrigerant pressure if accessible).

Photos documenting existing conditions.

o Recommendations for:

Full system replacements.

Targeted component repairs or upgrades.

System re-sizing with justification.

o Cost estimates for recommended corrective actions.

B. Recommendations and Equipment Selection

The Contractor shall:

1. Provide recommendations for replacement or upgraded HVAC systems ensuring:

o Compliance with ACCA Manual J standards or equivalent for sizing.

o Compatibility with existing electrical infrastructure.

o Adequate ventilation and dehumidification capacity for tropical humidity.

o Noise levels suitable for residential environments.

2. Submit a recommendation package including:

o Equipment specifications and selection justification including lifecycle cost considerations.

o Load calculation summaries and power requirements.

o Condensate drainage considerations.

o Control and thermostat specifications.

3. Recommended solutions shall prioritize:

o Energy Star or higher efficiency ratings.

o Use of non-ozone depleting refrigerants.

o Systems with manufacturer support and warranty availability in the Virgin

Islands.

C. Installation

1. Supply all equipment, materials, tools, transportation, and qualified labor for full installation.

2. Ensure:

o Installation per manufacturer’s installation instructions.

o Compliance with NFPA 70 National Electrical Code (NEC), US Virgin

Islands Building Code, and all applicable federal regulations.

o Proper refrigerant handling and disposal, using EPA-certified technicians.

3. Perform:

o Removal and environmentally responsible disposal of old units and materials.

o Leak testing, vacuum evacuation, and correct charging of refrigerants.

o Secure mounting of all equipment to resist hurricane force winds per local code.

o Insulation of refrigerant lines to prevent condensation and degradation.

4. Upon completion:

o Test and verify operation of each installed unit, ensuring performance meets manufacturer specifications.

o Provide:

Manufacturer warranty registration documents.

Updated equipment inventory records.

Start-up and commissioning reports with measured performance data.

Owner’s manuals for all installed equipment.

D. Preventive Maintenance Planning and Training

1. Develop and provide a preventive maintenance plan for each installed system including:

o Recommended inspection intervals.

o Filter replacement schedules and specifications.

o Routine cleaning procedures.

o Annual performance check guidelines.

2. Conduct an on-site training session with NPS housing and facility management staff covering:

o Basic operation, troubleshooting, and maintenance tasks.

o Warranty terms and contractor support contacts.

3. Recommend and quote any specialized tools or spare parts needed for park staff to maintain systems.

5. Locations and Unit Details

Location Unit Count Current System Models Lind Point Housing (125–129) 30 Daikin RXS12LVJU New Employee Housing 13 Daikin RK09AXVJU Lyne House #1 4 Daikin RXS12LVJU Lyne House #2 1 Trane 4TYK4518A1POCAA Cinnamon Bay House 4 Mitsubishi MUZ-FH09NA Callahan House 3 Daikin RXS12LVJU Mandahl House 2 Mitsubishi MUY-GL15NA Montague House 4 Daikin RXS12LVJU

6. Project Phasing and Priority

The Contractor shall perform work in a phased approach:

1. Priority 1: Lyne House #1, Lyne House #2, and Callahan House.

2. Subsequent Phases: Scheduled in coordination with NPS Housing Program

Manager based on funding and housing needs.

7. Deliverables

Deliverable Due Date Kickoff Meeting Agenda & Attendance Within 10 business days of award Full Site Assessment Reports Within 20 business days of kickoff Recommendation Package & Cost Proposals (Priority 1 units)

Within 30 calendar days of assessment completion

Installation Plan & Schedule Within 10 business days of recommendation approval

Installation Completion Reports Upon completion of each unit Preventive Maintenance Plan & Training Materials Prior to final invoice submission

Final Project Closeout Package Within 10 business days of final installation

8. Standards & Compliance

All work shall adhere to:

• EPA 608 certification requirements for refrigerant handling.

• US Virgin Islands and Federal Building Codes.

• NFPA 70 (NEC) for electrical work.

• OSHA safety standards.

• NPS Director’s Orders 50B (Safety) and 36 CFR facility management policies.

• Energy Star or equivalent for all equipment.

• Manufacturer’s recommended installation and service practices.

9. Contract Administration

• Contracting Officer Representative (COR): To be assigned post-award.

• Facility Manager Point of Contact:

Nicholas Crowley nichoals_crowley@nps.gov

(340) 221-1702 Facility Manager, Virgin Islands National Park

10. Warranty & Support Requirements

The Contractor shall provide:

• Manufacturer’s minimum 5-year compressor warranty and 1-year parts/labor warranty for all installed systems.

• Contractor workmanship warranty for a minimum of 1 year from date of installation acceptance.

11. Invoicing and Payment

Invoices shall:

• Include breakdown by unit, location, and phase.

• Be accompanied by supporting documentation (reports, commissioning data, photos) to validate completion.

12. Security and Access Requirements

• Contractor personnel must check in with the NPS Housing Program Manager upon arrival each day.

• All personnel must wear company identification badges while on NPS property.

Map to Lind Point from Visitors Center:

Map to Lyne House from Visitors Center:

Map to Callahan House from Visitors Center

Map to Montague House from Visitors Center: