Performance Work Statement for B4834 B5301 PM.pdf

PWS for Rebuild Chiller Compressor Building 4834, Page | 1 of 4

Performance Work Statement for Chiller Plant Maintenance B5101 & B4834 at Davis-Monthan AFB, Arizona 25 July 2025

Objective: Perform preventative maintenance in accordance with manufacturer’s specifications of four chillers and four cooling towers located at building 5101 and two chillers and two cooling towers located at building 4834 at Davis-Monthan Air Force Base (DMAFB).

1.0. Description of Services. The Contractor shall provide all material and services to include but not limited to personnel, labor, equipment, transportation, tools, materials, supervision, management and other items and services necessary to perform the requirements as described in this Performance Work Statement (PWS).

1.1. The work shall include the contractor performing preventative maintenance on the four chillers and cooling towers at Building 5101 and the two chillers and cooling towers at building 4834 and supplying and replacing the intake louvers for both cooling towers at building 4834 at

DMAFB.

The work shall include the following items and be performed in accordance with the manufacturer’s instructions, guidelines, and specifications:

1.1.1 Deliverables/Reporting Requirements

1.1.1.1 Record and report abnormal conditions, check overall operation of chillers, and provide a report of recommended corrective maintenance actions.

1.1.1.2 Perform preventative maintenance on chillers at building 5101 and building 4834 in accordance with manufacturer’s specifications and recommendations to include removing condenser heads and brushing condenser tubes.

1.1.1.3 Perform annual preventative maintenance on cooling towers at building 5101 and building 4834 in accordance with manufacturer’s specifications and recommendations.

1.1.1.4 Remove and replace intake louvers of both cooling towers at building 4834.

1.1.2 Upon completion, the Contractor shall perform a final system operation verification in the presence of the Project Point-of-Contact and/or their designated representative to ensure the units are operating correctly. The system must be operational and compliant to the established standards prior to final acceptance.

1.2. Period of Performance. The period of performance shall be coordinated with the Project Point-of-Contact and the customer upon contract award. Work shall be accomplished Monday through Friday during the hours of 6:00 a.m. to 4:00 p.m. Work will not be scheduled to be performed on weekends or any federal holiday unless previously coordinated with and approved by the Project Point-of-Contact.

1.3. Location of Performance. The work locations are Building 4834 and 5101 on DMAFB.

1.4. Salvage and Disposal. All salvageable and non-salvageable material obtained by removal of existing material shall be considered as having been included as a factor in the Contractor's quoted price.

1.4.1. Salvageable material obtained from existing construction may be reused only if so stated elsewhere in the Contract Documents, and then only when the material is approved for reuse by the Project Point-of-Contact.

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1.4.2. Salvageable material shall remain the property of the Government only when specifically called out in the Contract Documents.

1.4.3. Salvageable material not reused or otherwise designated to remain the property of the Government shall become the property of the Contractor and shall be removed and disposed of off base in accordance with the environmental controls specified in this PWS.

1.4.4. Non-salvageable material: Remove all non-salvageable material from the project site and dispose of it off base, in accordance with the environmental controls specified in this PWS.

1.4.5. The Contractor shall be responsible for the proper management of both hazardous and non-hazardous waste. The Contractor shall segregate hazardous or regulated materials and non-hazardous or non-regulated materials during demolition and handle, transport, store, and dispose of these hazardous and non-hazardous materials in accordance with applicable federal, state, and local laws, ordinances, or other rulings having the effect of law. In addition, the Contractor shall obtain proper disposal manifests for both hazardous/regulated materials and for non-hazardous or non-regulated materials and provide these manifests to the Government Point of Contact (POC) (see paragraph 1.9). The Contractor will provide the original manifest (with the original signature of the Contractor’s superintendent or authorized representative attesting to the validity of the manifest) within seven (7) calendar days of disposal. For wastes regulated as PCBs or RCRA, the Contractor must use DMAFB’s EPA ID number in the Uniform Hazardous Waste Manifest (EPA Form 8700-22) and the manifest must be coordinated with and signed in block 15 by a designee in DMAFB’s Environmental Management Office at the time of shipment.

All handling, transporting, and disposal costs shall be considered as having been included as a factor in the Contractor's quoted price. The Contractor will present any questions regarding proper handling or disposal of hazardous or non-hazardous materials to the Government POC.

1.5. Utility Outages, Road Closures and Digging Permits:

1.5.1. Utility Outages. Accomplish all work required in connection with utility outages on weekends or off-duty hours, or as directed by the Project Point-of-Contact. The Contractor shall be responsible for all work associated with the utility outages. Notify the Project Point-of- Contact in writing 45 calendar days prior to the desired date for the utility outage.

1.5.2. Road Closures. This project does not require any road closures.

1.5.3. Digging Permits. This project does not require any digging be performed.

1.6. Security:

1.6.1. For entry to the base, submit an entry authorization request letter for each individual requiring access to the project, at least 10 calendar days prior to requiring access. A copy of the format of this letter may be obtained from the Project Point-of-Contact. Valid identification with a photograph together with the base pass will be required for all individuals when entering the base.

1.6.2. All passes issued must be returned to the Project Point-of-Contact upon termination of the employee or completion of the project, whichever is sooner.

1.6.3. Gate Hours. The hours and seasonal periods of operation for DMAFB gates are subject to minor modifications. The Government will notify the contractor in advance of any changes to the hours and seasonal periods of the gates. The normal hours of gate operations are as follows:

1.6.3.1. Swan Gate/Inspections: Also referred to as the “Contractors Gate” is open Monday through Friday from 6:00 a.m. – 6:00 p.m.

1.6.3.2. Craycroft Gate/Inspections: Available during weekends, federal, holidays and after normal hours of operation.

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1.7. Quality Control. The Contractor shall perform and complete all work in compliance with current OSHA, NEC and ICC codes. In addition, the Contractor shall comply with all applicable DoD and Air Force guidance which is available at https://www.wbdg.org and DMAFB standards.

1.8. Record Documents and Warranties:

1.8.1. The Contractor shall provide to the Project Point-of-Contact a hard copy and an electronic copy of the operation and maintenance manuals for each major building system or item of equipment installed.

1.8.2. The Contractor shall provide to the Project Point-of-Contact a hard copy and an electronic copy of all warranty documents to include warranty contact information and warranty procedure requirements. Electronic copies may be delivered via email or secure ftp site download. Electronic delivery via USB or other removable media is prohibited.

1.9. Field Instructions. Prior to acceptance of the completed work, provide competent instruction, using the manuals described above, to the Government in the operation and maintenance of the building systems and equipment, including but not limited to all mechanical and electrical systems and equipment.

1.10.Government Point of Contact (POC): Government POC is Patrick O’Leary, PE, (520) 228-9309, patrick.oleary.7@us.af.mil

1.11. Deliverables/Reporting Requirements.

Title Due Date Submit To

1. Manufacturer’s Specification Documentation

No later than (NLT) 15 days after contract award

Government

POC

2. Operating Procedures & Instructions

NLT 10 days prior to final inspection

Government

POC

3. Warranty service contact information and warranty forms

NLT 10 days prior to final inspection

Government

POC

http://www.wbdg.org/

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Building 5101

Building 4834