Statement_of_Work.docx

National Park Service Interior Region I North Atlantic- Appalachian Philadelphia, Pennsylvania

STATEMENT OF WORK:

03/19/2025 Valley Forge National Historical Park

1. BACKGROUND

Valley Forge National Historical Park is looking for an HVAC service contract for sixteen locations at the Park. There are 15 Oil/Gas Boilers, one Steam Boiler, one Propane Furnace and two Oil Furnaces with Air Conditioning.

The park is requesting a Base year contract with three option years of service for Seasonal start-ups and Annual Certification of boiler heating units and HVAC systems for cooling.

Emergency repairs will be provided on an as needed basis.

2. OBJECTIVES:

The objective for the contractor is to provide scheduled annual maintenance/certification of 19 Heating Systems and 2 A/C systems and related equipment. The awarded contractor will perform one start-up in September on all heating systems and one start-up of HVAC in April.

The contractor will also accomplish component life-cycle replacements and emergency repairs on an as needed basis to maintain normal operation of the Boilers/HVAC units and related equipment which will be billed separate from this contract.

All start-ups and non-emergency calls shall be scheduled at least 48 hrs in advance.

3. Location of Work:

1. See attachment A

4. PERIOD OF PERFORMANCE:

This contract will include one (1) base year with three (3) option years of service. Option years will be exercised based on the contractor’s annual performance rating.

Base year – The contract will begin on 1 August 2025 and will expire on 31 July 2026.

Option year 1 – Will begin on 1 August 2026 and will expire on 31 July 2027.

Option year 2 – Will begin on 1 August 2027 and will expire on 31 July 2028.

Option year 3 – Will begin on 1 August 2028 and will expire on 31 July 2029.

5. SCOPE:

The scope of work for the contractor is to provide the services listed in the objectives above in addition to component life-cycle replacements and emergency repairs on an as needed basis to maintain normal operation of the listed systems. All equipment/ locations are listed in attachment A.

The contractor will also provide scheduled component replacement on our systems at times when system failure or component degradation occurs as well as when life-cycle requires.

All PM’s will be scheduled 48hrs in advance to coordinate access with building occupants and park employee escort.

All stock items needed for routine life cycle replacements (filters, nozzles, ect.) shall be on hand at the time of the service so not to have to schedule another visit.

These locations are in residential housing units and a park escort will be provided at all times

Non-Emergency Service Calls:

The contractor shall be required to respond to non-emergency service calls within 3 days from the time the call for service is received.

The scope of a Non-Emergency Service Call includes all efforts necessary to respond to and fix the problem. Each call is limited to a total effort not to exceed 8 man-hours of labor and a per call material cost limit of $2,500 (not to exceed $15,000 per year). On average the park estimates up to ten (10) Non-Emergency Service calls per year.

Emergency Service calls:

The contractor shall be required to respond to calls within (1) hour.

The contractor shall be required to mobilize for calls within twelve (12) hours from the time of the call until the service is received.

The scope of an Emergency Service Call includes all efforts necessary to respond to and fix the problem. Each call is limited to a total effort not to exceed 8 man-hours of labor and a per call material cost limit of $1,500 (not to exceed $15,000 per year). On average the park estimates up to 3 Emergency Serviced Calls per year.

This scope of work comes from the manufacturers recommendation for Preventative Maintenance at a minimum, if Industry Standards dictate a higher level of service, that is what will be required.

Boilers:

1. Check for signs of corrosion, cracks or leakage in the pressure vessel. Inspect the welds and ensure they are in good condition.

2. Verify that the pressure relief valve is properly installed and functioning.

3. Ensure the water level indicators are clear and visible. Test the operation of the low-water cutoff device.

4. Verify that the water level is within the recommended range.

5. Inspect the fuel storage and delivery systems for leaks or blockages.

6. Check the condition of the fuel filters, pumps, and valves.

7. Verify proper combustion and flame stability.

8. Test all safety controls, including the pressure switches, temperature controls, and flame safeguards.

9. Verify that they respond appropriately to abnormal conditions and shut down the boiler if necessary.

10. Inspect electrical connections and wiring for any signs of damage or loose connections. Verify that all electrical components such as motors, fans, and relays are functioning properly.

11. Inspect the burner and combustion area for any accumulation of soot, debris, or blockages. Clean or replace any clogged burner nozzles or air vents. Check flame pattern and adjust as needed.

12. Ensure proper ventilation and exhaust systems are in place. Verify that the chimney or stack is clear of obstructions. Check for any leaks or corrosion in the flue gas path.

13. Assess the water treatment system and verify proper water quality. Check for signs of scale, corrosion, or sediment buildup in the boiler and piping. Ensure the water treatment chemicals are being used correctly.

14. Maintain accurate inspection records, including dates, findings, and corrective actions taken. Keep manufacturers manuals, operating instructions and maintenance logs readily accessible.

15. Ensure the boiler meets all applicable codes and standards, such as ASME, ANSI, ASHRAE and local regulations. Verify compliance with design specification, pressure limits, and safety device requirements.

Furnace:

1. Perform thermostat test.

2. Visually inspect the heat exchanger.

3. Check all gas connections for signs of leaks.

4. Assess the inlet and outlet gas pressure.

5. Inspect electrical hardware, control circuits, and wiring.

6. Check the blower assemble.

7. Measure the fuel and air mixture.

8. Test and calibrate sensors.

9. Inspect the filter cabinet and replace the air filter.

10. Adjust the fan switch for ideal airflow.

11. Check and adjust the pilot light for efficient burner ignition.

12. Perform thermostat test for proper operation.

6. Barriers:

1. Furnish, install, and maintain barriers to protect existing facilities and to protect public visitors and staff from all operations while conducting this work. Completely remove all barriers after work is completed

2. Keep project area neat, orderly and in a safe condition at all times.

3. Do not interfere with public visitation or tenant occupancy.

4. Meet all OSHA, standards.

The job will be shut down immediately if any unsafe practices are observed and work may not be resumed until conditions are corrected to satisfaction of COR.

7. QUALITY ASSURANCE REQUIREMENT:

1. Technical certification for any employee that may assigned this work shall be submitted and approved by the COR prior to award.

2. The COR may join the technician at any time to conduct quality control checks. Contractor will complete an accurate data record and will be evaluated periodically during the contract and at the contracts annual completion date.

3. Contractor shall provide a Quality Assurance Plan to the COR.

4. Should the need arise for a contractor call during the contracting period it will be at no additional cost to the government.

5. All work shall be by qualified workers skilled in HVAC installation and technical.

a. The contractor shall assign a qualified job superintendent to the work. The superintendent shall have control of the job site, be responsible for the work.

b. Certified HVAC mechanic with minimum of 5 years as a journeyman HVAC mechanic.

8. CLOSE OUT:

Written annual certification shall be documented that all systems are performing to manufacturer’s specifications. Contractor will provide this documentation to the Contracting Officers Technical Representative (COR) no later than 7 days after the inspection or the correction of any deficiency.

9. EMERGENCY CALLS:

Response time for any emergency call out will require a contractor call back within 1 hour.

10. Period of Performance:

a. A pre-bid site visit will be scheduled by the contracting officer. It is strongly encouraged that each bidder visits the site and fully acquaints themselves with the problems and conditions they will encounter if they become the successful bidder. Since absence from visiting the project site will not be considered as an excuse for misunderstanding of the requirements of the contract.

b. Recognized Holidays

i. The contractor is not authorized to work at the sites on Federal Holidays or weekends unless specifically authorized in writing by the NPS Contracting Officer or COR. Requests to work over a holiday or weekend must be received no less than five (5) working days prior to the holiday or weekend.

c. Hours of Operation:

i. The contractor is responsible for conducting business at the sites between the hours of 8:00am and 4:30pm Monday thru Friday.

Work outside of these hours will not routinely be approved and must be requested with the Park and COR no less than five (5) days prior.

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