PWS_-_Substation.pdf

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Hanscom AFB Electrical Substation Maintenance Federal contract opportunity
Solicitation number
F2B3AQ5216A003
Issued by
Department of the Air Force Materiel Command Lifecycle Management Center Hanscom Air Force Base

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Performance Work Statement (PWS) - SUBSTATIONS

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PERFORMANCE WORK

STATEMENT

FOR

Substation Maintenance

PREPARED BY:

66 ABG/CEOES

15 July 2015

1. Scope: The contractor shall provide all labor, tools, equipment, materials, supplies and parts, transporta-tion and other incidentals necessary to travel to Hanscom AFB, MA, to to inspect, test, and perform pre-ventive and predictive diagnosis maintenance to substations in accordance with all applicable State, Federal and Local codes and regulations. Specific standards are AFH 32-1282, AFI 32-1065, NFPA 70B and OSHA. The goal is to ensure high confidence levels in electrical service required for the entire installation.

The contractor is primarily to perform routine maintenance and associated repairs. The contractor shall be responsible for ensuring all services and parts provided under this contract are in accordance with the terms and conditions outlined herein and conform to the manufacturer’s equipment specifications and this Per-formance Work Statement (PWS).

2. Requested Service: The contractor shall develop and submit a comprehensive maintenance checklist for tracking the required maintenance at each substation (Appendix A). The contractor shall submit a final maintenance schedule to include checklist for each substation that describes the test to be performed and the proposed recurring frequency of these tests. The checklist and final maintenance schedule shall be based upon the the itemized requirements set forth within this PWS. More frequent maintenance for many of these items may be required to meet the performance standards in this contract. It is the Contractor’s re-sponsibility to determine the frequency of each maintenance action to meet the performance standards in this contract. The Contractor may propose additional maintenance or repair actions which are not specified in this PWS to meet the standards in this contract. The Contracting Officer along with 66ABG/CEOES shall determine whether or not to implement the suggested additional maintenance and shall modify the contract accordingly. This final maintenance schedule shall be submitted to the government NLT 30 days after contract award.

3. Substation Transformer Maintenance: The Contractor shall maintain substation transformers using cur-rent technology and industry standard practices, methods and frequencies (annual and in accordance with (IAW) manufacturer’s recommendations) to optimize the equipment’s performance and useful life. The frequency of each of these maintenance actions needs to be identified on the Contractor’s checklist and supporting manufacturers documentation shall be submitted supporting frequency and tests. The substa-tion transformer maintenance program shall include at the minimum the following:

3.1. Inspect physical and mechanical conditions IAW manufacturer’s instructions.

3.2. Verify settings and operation of all temperature devices IAW manufacturer’s instructions.

3.3. Verify operation of liquid level indicators, pressure relief devices and fault pressure relays.

3.4. Test and correct all bolted connections resistances IAW methods, as described in paragraph 8 of this

PWS.

3.5. Verify correct liquid levels in all tanks and bushings, and replenish liquids as necessary.

3.6. Verify that positive pressure is maintained on nitrogen blanketed transformers, and replenish nitrogen as necessary. The current rate is 2 tanks per year.

3.7. Inspect equipment grounding, and correct as necessary.

3.8. Inspect transformer bushings for physical defects and perform recommended tests IAW manufactur-er’s instructions. Clean and spray bushings with StaClean or Midsun 570 high voltage coating, as applicable to prevent flashovers.

3.9. Perform insulation-resistance tests, winding-to-winding and each winding-to-ground.

3.10. Calculate polarization index, according to IEEE Standard No. 43-2000.

3.11. Perform turns ratio tests at all tap positions.

3.12. Perform insulation power factor/dissipation factor tests on windings IAW equipment manufacturer’s instructions.

3.13. Perform power factor/dissipation factor tests or hot color watts loss tests on bushings IAW equipment manufacturer’s instructions.

3.14. Perform excitation current tests IAW equipment manufacturer’s instructions.

3.15. Cycle no-load tap changer and return to as-found position.

3.16. Perform core insulation resistance to tank ground test.

3.17. Perform a visual inspection on LTC, IAW manufacturer’s instructions.

3.18. Perform specific inspections and mechanical tests on LTC and associated components, as recom-mended by manufacturer’s instructions, including replenishment of necessary oil.

3.19. Replace LTC’s filtration system oil filter breathers, as necessary.

3.20. Inspect LTC cabinet, and replace missing and burned out lights with non-filament bulbs, as neces-sary.

3.21. Remove a sample of insulating liquid IAW with ASTM D-923-07. Sample shall be tested for the listed parameters IAW the referenced specification or standard:

3.21.1. Dielectric Breakdown Voltage: ASTM D877 and/or ASTM 1816.

3.21.2. Acid Neutralization Number: ANSI/ASTM D974.

3.21.3. Interfacial Tension: ANSI/ASTM D971 or ANSI/ASTM D2285.

3.21.4. Color: ANSI/ASTM D1500.

3.21.5. Visual Condition: ASTM D1524.

3.21.6. Moisture in Insulating Liquids: ASTM D1553 (Required on 25kVor higher voltages and on all silicone filled units).

3.21.7. Dissipation Factor/Power Factor: ASTM D924.

3.21.8. Dissolved Gas Analysis (DGA): ANSI/IEEE C57.10.4.

3.21.9. Oxidation Inhibitor: ASTM D2668.

3.21.10. Particle Profile and Microscopic Evaluation: ASTM D6786.

3.21.11. Furanic Compounds in Electrical Insulating Liquids: ASTM D5837.

3.21.12. Polychlorinated Biphenyls in Insulating Liquids – ASTM D4059, if applicable.

4. Circuit Breaker Maintenance: The Contractor shall maintain substation circuit breakers using current technology and industry standard practices, methods and frequencies (annual and 3 inspections), as neces-sary to optimize the equipment’s performance and useful life. The substation circuit breaker maintenance program shall, at a minimum, include the following:

4.1. Document equipment nameplate data on the substation checklist.

4.2. Inspect physical and mechanical condition IAW manufacturer’s instructions.

4.3. Lubricate IAW manufacturer’s recommended procedures and lubricants.

4.4. Inspect anchorage, alignment, required clearances and grounding.

4.5. Inspect and adjust mechanism IAW manufacturer’s published instructions.

4.6. Record as-found and as-left counter operations.

4.7. Perform operation and timing tests IAW manufacturer’s instructions.

4.8. Verify operation of all heaters.

4.9. Perform a contact-resistance test. Values should not exceed the manufacturer’s recommendations.

4.10. Test and correct all bolted connections resistance IAW methods, as described in paragraph 8.

4.11. Perform insulation-resistance test on each pole, phase to phase, and phase -to-ground with breaker closed and across each open pole for a minute. Apply voltage IAW manufacturer’s instructions.

4.12. Perform power factor/dissipation factor tests on breaker and bushings IAW manufacturer’s instruc-tions.

4.13. Perform over-potential tests on each phase IAW manufacturer’s instructions.

4.14. Perform minimum pick-up voltage tests on trip and close coils.

4.15. Trip circuit breaker by operation of each protective device.

4.16. Inspect breaker control cabinet, and replace burned out indicating lights with LED bulbs, as neces-sary. Replace missing or burned out cabinet lights with non-filament bulbs, as necessary.

4.17. Inspect, adjust and repair alignment on rail system and controls interlocks.

5. Protective Relay Testing, Calibration, and Maintenance: The Contractor shall maintain, test, and cali-brate protective relays using current technology and industry standard practices, methods and frequencies, as necessary to optimize the equipment’s performance and useful life (2 year and in accordance with manu-facturers recommendations). The protective relay testing, calibration, and maintenance shall include at a minimum the following:

5.1. Visual and Mechanical Inspections

5.1.1. Document equipment’s nameplate and data.

5.1.2. Inspect relays and cases for physical damage.

5.1.3. Tighten case connections, and inspect cover for correct gasket seal.

5.1.4. Clean cover glass.

5.1.5. Inspect shorting hardware, connection paddles, and/or knife switches.

5.1.6. Remove any foreign material from the case.

5.1.7. Verify target reset.

5.1.8. Verify relay settings IAW supplied coordination study data, and reset as necessary.

5.2. Electrical Tests

5.2.1. Perform insulation-resistance tests on each circuit frame. From the manufacturer’s instruc-tions, determine allowable procedures required for this test, as it pertains to solid-state and mi-cro-processor based relays.

5.2.2. Inspect targets and indicators.

5.2.3. Determine pick-up and drop-out of electro-mechanical targets.

5.2.4. Verify operation of all panel indicator lamps, and replace as necessary

5.3. Functional Operation

5.3.1. Device 50 Instantaneous Over-Current Relay.

5.3.1.1. Measure and record pick-up.

5.3.1.2. Measure and record drop-out.

5.3.2. Device 51 Time Over-Current Relay.

5.3.2.1. Measure and record minimum pick-up.

5.3.2.2. Measure and record time delays at two points on the time-current curve.

6. Grounding Systems Maintenance: The Contractor shall maintain, inspect and test substation grounding systems IAW AFI 32-1065, Grounding Systems. All scheduled maintenance for grounding systems will be perfomed annually. Continuity tests, ground resistance measurement/tests, and visual inspection checklists shall be contained within the recurring substation maintenance report or monthly walk-down checklist re-port, as appropriate.

6.1. Visual/physical inspection shall be performed to ensure:

6.1.1. Corrosion or vibration has not weakened any part of the system.

6.1.2. Down conductors and ground terminals are intact. Repair/replace, as necessary.

6.1.3. Braided bonding wires are not excessively frayed (cross-sectional area reduced by half). Re-pair/replace, as necessary.

6.1.4. Conductors and system components are securely fastened to mounting surfaces. Relocate con-nections, as necessary to better protect against accidental displacement.

6.1.5. The system is in good repair.

6.1.6. There are no loose connections that might cause high resistance joints. Repair/replace and tighten, as necessary.

6.1.7. Grounding systems within the facility are bonded together at ground level or below. Re-pair/replace, as necessary.

6.2. The following tests shall be performed on the grounding systems, as applicable:

6.2.1. A point-to-point resistance test, referred to as DC Continuity Testing, to ensure the integrity of the grounding grid. The DC Continuity Test requires lead cables from various points around the facility back to a reference location.

6.2.2. A resistance-to-ground test of the grounding electrodes using a clamp-on induced frequency ground resistance meter.

7. Battery Maintenance: Battery maintenance shall be performed in accordance with AFH 32-1282. The following items shall be completed at the following interval.

7.1. Monthly

7.1.1. Ambient temperature.

7.1.2. Float voltage measured at the battery terminals.

7.1.3. Charger output current and voltage.

7.1.4. Pilot cell data:

7.1.4.1. Cell voltage.

7.1.4.2. Cell specific gravity and electrolyte temperature, corrected for temperature.

7.1.4.3. Electrolyte level.

7.2. Quarterly

7.2.1. Ambient temperature.

7.2.2. Float voltage measured at the battery terminals.

7.2.3. Charger output current and voltage.

7.2.4. Measure 10 percent of intercell connection resistances chosen at random.

7.2.5. Voltage of each cell.

7.2.6. Specific gravity of each cell, corrected for temperature.

7.2.7. Electrolyte temperature and level of one out of each six cells chosen at random.

7.3. Annually:

7.3.1. All of the quarterly readings.

7.3.2. All cell-to-cell and cell-to-terminal connection resistances.

7.3.3. Infrared readings.

7.3.4. Terminal connectors, battery posts and cable ends shall be checked, and all corrosion and dirt removed. Battery posts shall be cleaned IAW the manufacturer’s recommendations.

7.3.5. Lead-acid battery surfaces shall be cleaned with water and sodium bicarbonate to avoid leak-age currents caused by electrolyte on the battery. Cleaners, soaps, or solvents shall not be used to clean battery covers, since damage can result.

7.3.6. The inter-cell connectors (links) shall be checked annually, and tightened to manufacturer’s recommended values.

8. Buses, Wire and Connectors Maintenance: The Contractor shall maintain the substation conductors, buses, jumpers and related connectors using current technology and industry standard practices, methods and frequencies, as necessary to optimize the equipment’s performance and useful life. The maintenance program shall include at a minimum the inspection and correction of all bolted electrical connections for high resistance using one of the following methods:

8.1. Use of low-resistance ohmmeter.

8.2. Verify tightness of accessible bolted electrical connections by use of a calibrated torque wrench IAW manufacturer’s instructions.

8.3. Perform thermo-graphic survey that provides a report, which includes the following:

8.3.1. Description of equipment to be tested.

8.3.2. Discrepancies noted.

8.3.3. Temperature difference between the area of concern and the reference area.

8.3.4. Probable cause of temperature difference.

8.3.5. Identify load conditions at the time of inspection.

8.3.6. Provide photographs of the deficient area.

8.3.7. Recommended action.

9. Blade switches: The Contractor shall maintain the blade switches using current technology and industry standard practices, methods and frequencies, as necessary to optimize the equipment’s performance and useful life. Substation blade switches may be the single knife blade type operated by gang operated knife blade type operated by swing handle in mechanical linkages. The substation blade disconnect switch maintenance program shall include at a minimum the following:

9.1. Perform an operation check.

9.2. Inspect, clean, and lubricate control rods, contacts, receivers, target plates, or any other hardware pre-sent IAW manufacturer’s instructions.

9.3. Lubricate mechanical linkages IAW manufacturer’s instructions.

9.4. Inspect switching platforms for bonding continuity and stability, and correct as necessary.

10. Safety: The Contractor is solely responsible for maintaining a work site and project execution in compli-ance with NFPA 70B, 70E and with the Occupational Safety and Health Administration (OSHA) Regula-tions (Public Law 91-596) and the resulting standards, OSHA Standard 29 CFR 1910, 1926, and the pro-tection of their employees. The Contractor shall be responsible for the safe conduct of all craftsman, labor-ers and subcontractors. In performing work under this contract on a Government installation, the contractor shall report any accidents involving Air Force property/equipment damage, or contractor personnel injuries occurring on the job or an accident resulting in death, injury, occupational disease, or adverse environmen-tal impact to the contracting officer within five days. In the event of an emergency, call 911. If dialing from a base land line phone, call 9911.

11. Continued Use of Facilities: During this contract, the buildings will continue to be occupied. Work will be performed in an orderly manner with minimum disturbance and inconvenience to the occupants and pa-trons. The Contractor will confine and limit his personnel to only those areas required for performing the work. If a walkway or entrance is under maintenance or is inoperable, the Contractor shall erect temporary barriers/warning sign advising users that it is unavailable for use.

12. Records Keeping: The contractor shall keep accurate records of all maintenance and testing performed.

Submit maintenance and testing reports for Government approval. Reports must be submitted within 10 working days after each site visit.

13. Quality Assurance: According to the contract’s inspection clause, the government will evaluate the con-tractor’s performance under this contract. The COR is a representative of the Contracting Officer (CO) and will participate in the administration of this contract. Any matter concerning a change to the scope, prices, terms or conditions of this contract shall be referred to the CO. All services to be performed by the con-tractor will be subject to review by the CO or COR. The contractor shall provide an answer to a submitted Corrective Action Report (CAR) and Customer Complaint Form from the COR within one (1) working day from receipt. The contractor shall provide written response addressing the root cause, corrective action and preventive actions (s).

14. Continuation of Essential Services during Crisis: This requirement has been determined not to be essen-tial and does not require continued support during a crisis as defined in DFARS Clause 252.237-7023.

15. Hours of Operation: The contractor shall perform work Monday thru Friday, under this contract during the following hours: 07:30 a.m. until 4:00 p.m., excluding Federal Holidays. Work required to be per-formed outside of these hours shall only be done after approval from the Contracting Officer. Please note that certain annual requirements must be conducted after normal duty hours and on weekends to mini-mize the impact to base occupants. The Contractor must submit recommended schedules of service at least 8 weeks in advance for review/approval and coordination with any other base agencies. The contractor shall have the ability to adapy to new or revised schedules as dictated by the HAFB mission. The contrac-tor agrees that these constraints shall not be the basis for any claim for equitable adjustment.

16. Holidays: The contractor is not required to provide services on the following Federal Holidays:

New Year’s Day 1 January Martin Luther King Day 3rd Monday in January Presidents Day 3rd Monday in February Memorial Day last Monday in May Independence Day 4 July Labor Day 1st Monday in September Columbus Day 2nd Monday in October Veterans Day 11 November Thanksgiving Day 4th Thursday in November Christmas Day 25 December

If these holidays fall on Saturday, the preceding Friday will be observed. If these holidays fall on Sunday, the following Monday will be observed. If a holiday falls on a regular workday, the services shall be re-scheduled in the same week to either the day preceding or following the holiday

17. Contractor Personnel: The contractor shall designate in writing the name of the Contract Manager (CM) and any alternate(s) who shall act for the contractor when the manager is absent and their telephone num-bers where they may be contacted any time to the CO and the COR within five (5) calendar days after con-tract award. The CM or alternate shall have full authority to act for the contractor on all matters relating to operation of this contract at Hanscom AFB. The CM or alternate shall be available to meet on the installa-tion with government personnel designated by the CO to discuss problem areas. Personnel performing maintenance must have at least five years of substation maintenance experience, and must possess docu-mentation of completion of specific substation maintenance training for each major component upon which the technician is assigned to perform maintenance. This documentation shall include working and/or train-ing dates, locations and POCs for verification purposes.

18. Listing of Contractor Employees: The contractor shall provide a CM who can read, write, speak, and un-derstand English fluently. The contractor shall provide an initial listing of contractor employees’ names and position titles to CO and COR prior to contract start date. The contractor shall also provide an updated listing of personnel to the CO and COR within ten (10) work days when employees affecting the work of this contract have a status or position change.

The contractor shall not employ persons on this contract if such employee is identified to the contractor as a potential threat to the health, safety, security and general well being or operational mission of the installation and its population. The contractor shall not employ any person who is an employee of the United States Government if the employment of that person would create a conflict of interest, nor shall the contractor employ any person who is an employee of the Department of the Air Force, either military or civilian, unless such person seeks and receives approval according to the DoD 5500.7-R Joint Ethics Regulations (JER). In addition, the contractor shall not employ any person who is an employee of the Department of the Air Force if such employment would be contrary to the policies contained in AFI 64-106, Air Force Industrial Labor Relations Activities. The contractor shall be prohibited from employing off-duty COR’s who are surveilling any contracts/subcontracts awarded to the Contractor. All contract employees depending on particular con-dition, occasion or place, or job assignment shall require professional, suitable attire. All contractor em-ployees shall conduct themselves in a professional, courteous manner. The selection, assignment, reassign-ment, transfer, supervision, management, and control of contractor employees in performance of this PWS shall be the responsibility and prerogative of the contractor; however, the contractor shall comply with the requirements set forth in this PWS and Hanscom AFB regulations concerning conduct of employees as ref-erenced herein. The contractor shall employ and maintain a technically trained and experienced work force.

19. Environmental Protection and Safety: The contractor shall be knowledgeable of and comply with all applicable federal, state and local laws, regulations and requirements regarding environmental protection and occupational safety and health. The contractor shall comply with any laws or regulation changes during the term of this contract. The contractor shall follow manufacturer’s guidelines and professional recom-mendations for control of humidity, temperature, cleanliness and materials handling (including hazardous materials).

20. Hazardous Material (HAZMAT): The contractor shall not store chemicals/HAZMAT on Hanscom AFB. All chemicals/HAZMAT shall be approved prior to being transported on base for use by any con-tractor. The contractor shall prepare and submit to the COR, ten (10) calendar days after contract award date, one (1) each, Chemical/Hazardous Material Request Authorization Form (Air Force Form 3952) and Material Safety Data Sheets (MSDS) for each chemical, material and substance proposed to be used in per-formance of this PWS. The COR will forward the completed AF Form 3952(s) and SDS to 66 ABG/CEIE for approval. The contractor shall not transport or use any chemical, material or substance on Hanscom AFB before written approval is provided by 66 ABG/CEIE. Contractor shall maintain copies of SDS(s) for all chemicals. The SDS(s) shall correspond with the manufacturers of the chemicals on hand. Manufactur-er, material, and SDS shall match. NOTE: SDS refers to manufacturer SDS. Once material is approved for use, contractor shall contact base Environmental Management (EM) (66 ABG/CEIE) and provide a list of all material. 66 ABG/CEIE shall determine any additional material requirements based on the hazard code of the material.

21. Hazardous Waste: Contractor shall dispose of any spent/processed chemical solutions and used rags in waste drums located in the shop/area where the work is being performed.

22. Discharges: Any discharges into industrial waste treatment plant (IWTP) or sanitary sewer shall be done in accordance with Hanscom Industrial Waste Water Discharge Permit as instructed by 66 ABG/CEIE. The contractor shall maintain records of written authorization issued by 66 ABG/CEIE for discharges into IWTP and sanitary sewer.

The subject tanks are used in industrial applications with non-potable water and varying levels of heavy metals. For discharges outside of Hanscom AFB, the contractor shall ensure waste water discharges, that may contain RCRA regulated metals resulting from any contracted service, go to a state/federal permitted treatment facility such as a municipal Publicly Owned Treatment Works (POTW).

23. Spills: Upon occurrence of any spills that could enter the storm system or cause any harmful environment effects, the contractor shall immediately call 911 to report the incident. When possible, the contractor shall use a base telephone to receive help from Hanscom AFB 911. If using a cell phone, request Hanscom AFB

911. The contractor shall report all environmental violations to the COR. The contractor shall submit a typed or written report about the incident within four (4) clock hours. The contractor shall provide five (5) copies of the written report. The contractor shall provide one copy to the CO, two copies to the COR, a copy for Unit Environment Coordinator (UEC) and a copy for record. The format of the report shall be left up to the contractor, but the report shall contain the following information.

23.1. Name and contact number of person reporting the spill

23.2. Date and time of incident

23.3. Location and source of spill

23.4. Substance or pollutant spilled

23.5. Amount spilled and the rate of discharge

23.6. Any damages or injuries involved

23.7. Extent of the area impacted

23.8. Potential hazards

23.9. Action taken

23.10. Organizations contacted

23.11. Remarks Section - that addresses the cause of the spill (e.g. human error, equipment) and whether 911 was called and which agencies responded.

24. Environmental and Safety Training: The contractor personnel shall have Resource Conservation Recov-ery Act (RCRA) environmental and safety training required by the state and federal government. The train-ing shall be IAW the following regulations: Resource Conservation Recovery Act (RCRA) 40 Code of Federal Regulation (CFR) 265.16 “Personal Training”, Occupational Safety and Health Administration (OSHA) Hazardous Waste Operations and Emergency Response Standard Title 29, CFR Part 1910.120 “Hazardous Waste Operations and Emergency Reponses”, Hazardous Waste Management Instruction, Sec-tion 13, and Air Force Instruction (AFI) 32-7042, “Solid and Hazardous Waste Compliance”, Section 2, The contractor shall provide the environmental and safety training certificate for all employees to the CO and COR, after contract award date.

25. Housekeeping: The contractor shall keep the work areas clean and neat in accordance with Industry

Standards, Occupational, Safety and Health Administration (OSHA), fire and safety standards and this

PWS.

26. Privately Owned Motor Vehicles (POV): Contractor personnel shall comply with the directives pertain-ing to operation of POVs on Hanscom AFB per AFI 31-204 (in its entirety), Motor Vehicle Traffic super-vision.

27. Visitor Pass: The contractor shall comply with requirement and procedures IAW FAR 5353.242-9000, Contractor Access to Air Force Installations. A list of names will be required to gain access to the installa-tion Passes shall be distributed at the visitor’s center at the Vandenberg gate. Workers shall have proof of identification as well as a valid license, registration and insurance if bringing a vehicle onto base. Contrac-tor employees must have identification readily identifies them as contractors. During the course of the con-tract, certain areas/sites may be restricted or closed to contractor personnel. The contractor shall comply with all requirements for entry. In addition, unscheduled gate closures may occur at any time and person-nel entering or exiting the installation may experience delays. Once gaining access onto Hanscom AFB, Contractor shall immediately sign the logs at Building 1810, indicating time and date of arrival. Before de-parture, Contractor shall again sign the logs indicating the departure time, as well as the work performed and the buildings worked in. A copy of a signed work receipt on Contractor’s letterhead detailing work per-formed shall also be given to the Civil Engineering Government Representative or left in the log book prior to departure.

28. Foreign National(s): The contractor shall notify the COR before sending a Foreign National representa-tive to perform services. Special rules apply for foreign national(s) visiting a US Government facility.

29. Health and Safety on Government Installation: In performing work under this contract on a Govern-ment installation, the contractor shall comply with federal, state and local regulations regarding occupa-tional safety and health and the specific health and safety requirements established by this contract. The contractor shall notify the COR of any injuries that occur to contractor personnel while on the installation.

The contractor shall notify the COR of damage to government property or equipment during the execution of the contract.

30. Emergency Procedures: Contractor employees shall follow the direction of Government employees in regards to emergency evacuation procedures, i.e. fire, tornado, active shooter and bomb threats. It is the contractors’ responsibility to account for their employees following an emergency evacuation. Contractor personnel shall participate with government personnel in all fire and tornado drills and at no additional cost to the government.

SECTION 2

Performance Assessment

The contractor shall be aware that in the absence of any contract requirement from the Service Summary does not detract from its enforceability nor limit the rights or remedies of the government under any other provision of the contract. The contractor shall ensure the following service summary requirements are accomplished.

2.0. SERVICE SUMMARY.

SS

PERFORMANCE

OBJECTIVE

PWS

PARAGRAPH

PERFORMANCE

THRESHOLD

SS 1.

Substation Transformer Maintenance 3 90% Compliance

SS 2.

Circuit Breaker Maintenance

4 90% Compliance

SS 3.

Protective Relay Testing, Calibration and Maintenance

5 90% Compliance

SS 4.

Grounding Systems Maintenance 6 90% Compliance

SS 5.

Battery Maintenance

7 90% Compliance

SS 6

Buses, Wire and Connectors Maintenance 8 90% Compliance

SS 7

Blade Switches 9 90% Compliance

SS 8

Submit maintenance reports within ten working days after each site visit.

12 90% Compliance

SECTION 3

GOVERNMENT-FURNISHED PROPERTY AND SERVICES

3.1. Government Furnished Property (GFP): Government Furnished Property is not applicable to the in the performance of this contract.

3.2. Reserved.

3.3. Government Furnished Services: Government Furnished Services are applicable during the performance of this contract.

3.3.1. Security Police: The government will provide general on base Security Forces service. The Security Forces’ telephone number is 911 for emergencies, for crime in progress 781-225-5613 and 781-225-5613 for non-emergency calls.

3.3.2. Fire and Emergency Services: The government will provide general on-base fire protection services.

The contractor shall comply with fire prevention rules and regulations enforced by the Hanscom AFB Fire Pre-vention Branch. Call 911 for emergencies. For routine fire prevention matters and/or calls to dispatch, call 781- 225-3330.

3.3.3. Emergency Medical Service: The telephone number is 911 for emergencies.

Note: Calling 911 from a cell phone will be received by off base emergency 911 system, causing a delay in re-sponse time by emergency personnel. When possible use a base telephone to receive on base help.

3.3.4. Utilities: The government will furnish utility services. These utilities include natural gas, electricity, water and sewer for the sole purpose of accomplishing this contract. If the contractor requires additional utility services, it shall be the contractor’s responsibility to provide. Contractor shall use due care and diligence in efforts to conserve utilities to reduce utility costs.

3.3.5. Refuse Collection: The government will provide refuse collection services limited to the extent provid-ed in the Base Refuse Collection Contract for government provided facilities. The government will only allow non-hazardous refuse to be emptied into the nearest authorized refuse dumpster for trash collection. Do not use the government dumpsters for collection of construction debris.

3.3.6. Workspace: The government will provide adequate workspace around the equipment area.

Appendix A

Item Count Location Size Info Para.

Transformer 1 B1200 3750 KVA Pennsylvania SN:25000-1 3,8 Transformer 1 B1200 3750 KVA Pennsylvania SN:25000-3 3,8 Transformer 1 B1200 3750 KVA Westinghouse SN: SLT4410-00101 3,8 Battery Bank 1 B1200 60 Cell 7 Battery Bank 1 B1201 60 Cell 7 Battery Bank 1 B1108 60 Cell 7 Circuit Breaker 16 B1200 15kV Westinghouse 150 VCP-W 500 4,8 Circuit Breaker 7 B1200 5kV ABB 5-VKBR-250 4,8 Blade Switches 6 B1200 15kV Westinghouse WLI 9 Circuit Breaker 3 B1201 15kV Westinghouse 150 VCP-W 500 4,8 Circuit Breaker 6 B1201 5kV Westinghouse 150 VCP-W 500 4,8 Vacuum Contactor 1 B1201 5kV Square D SN:110369/080304090 4,8 Vacuum Contactor 1 B1201 5kV Square D SN:110369/080304091 4,8 Circuit Breaker 10 B1108 5kV ABB 5-VKBR-250 4,8 67 Relay 4 B1200 NA ABB, Westighouse 5 51 Relay 10 B1200 NA ABB, Westighouse 5 32 Relay 3 B1200 NA ABB, Westighouse 5 50/51 Relay 8 B1200 NA ABB, Westighouse 5 79 Relay 8 B1200 NA ABB, Westighouse 5 25 Relay 1 B1200 NA ABB, Westighouse 5 51 Relay 8 B1108 NA ABB, Westighouse 5 50/51 Relay 9 B1108 NA ABB, Westighouse 5 50 Relay 2 B1108 NA ABB, Westighouse 5

3.1. Inspect physical and mechanical conditions IAW manufacturer’s instructions.
3.2. Verify settings and operation of all temperature devices IAW manufacturer’s instructions.
3.3. Verify operation of liquid level indicators, pressure relief devices and fault pressure relays.
3.4. Test and correct all bolted connections resistances IAW methods, as described in paragraph 8 of this PWS.
3.5. Verify correct liquid levels in all tanks and bushings, and replenish liquids as necessary.
3.6. Verify that positive pressure is maintained on nitrogen blanketed transformers, and replenish nitrogen as necessary. The current rate is 2 tanks per year.
3.7. Inspect equipment grounding, and correct as necessary.
3.8. Inspect transformer bushings for physical defects and perform recommended tests IAW manufacturer’s instructions. Clean and spray bushings with StaClean or Midsun 570 high voltage coating, as applicable to prevent flashovers.
3.9. Perform insulation-resistance tests, winding-to-winding and each winding-to-ground.
3.10. Calculate polarization index, according to IEEE Standard No. 43-2000.
3.11. Perform turns ratio tests at all tap positions.
3.12. Perform insulation power factor/dissipation factor tests on windings IAW equipment manufacturer’s instructions.
3.13. Perform power factor/dissipation factor tests or hot color watts loss tests on bushings IAW equipment manufacturer’s instructions.
3.14. Perform excitation current tests IAW equipment manufacturer’s instructions.
3.15. Cycle no-load tap changer and return to as-found position.
3.16. Perform core insulation resistance to tank ground test.
3.17. Perform a visual inspection on LTC, IAW manufacturer’s instructions.
3.18. Perform specific inspections and mechanical tests on LTC and associated components, as recommended by manufacturer’s instructions, including replenishment of necessary oil.
3.19. Replace LTC’s filtration system oil filter breathers, as necessary.
3.20. Inspect LTC cabinet, and replace missing and burned out lights with non-filament bulbs, as necessary.
3.21. Remove a sample of insulating liquid IAW with ASTM D-923-07. Sample shall be tested for the listed parameters IAW the referenced specification or standard:
3.21.1. Dielectric Breakdown Voltage: ASTM D877 and/or ASTM 1816.
3.21.2. Acid Neutralization Number: ANSI/ASTM D974.
3.21.3. Interfacial Tension: ANSI/ASTM D971 or ANSI/ASTM D2285.
3.21.4. Color: ANSI/ASTM D1500.
3.21.5. Visual Condition: ASTM D1524.
3.21.6. Moisture in Insulating Liquids: ASTM D1553 (Required on 25kVor higher voltages and on all silicone filled units).
3.21.7. Dissipation Factor/Power Factor: ASTM D924.
3.21.8. Dissolved Gas Analysis (DGA): ANSI/IEEE C57.10.4.
3.21.9. Oxidation Inhibitor: ASTM D2668.
3.21.10. Particle Profile and Microscopic Evaluation: ASTM D6786.
3.21.11. Furanic Compounds in Electrical Insulating Liquids: ASTM D5837.
3.21.12. Polychlorinated Biphenyls in Insulating Liquids – ASTM D4059, if applicable.
4. Circuit Breaker Maintenance: The Contractor shall maintain substation circuit breakers using current technology and industry standard practices, methods and frequencies (annual and 3 inspections), as necessary to optimize the equipment’s performa...
4.1. Document equipment nameplate data on the substation checklist.
4.2. Inspect physical and mechanical condition IAW manufacturer’s instructions.
4.3. Lubricate IAW manufacturer’s recommended procedures and lubricants.
4.4. Inspect anchorage, alignment, required clearances and grounding.
4.5. Inspect and adjust mechanism IAW manufacturer’s published instructions.
4.6. Record as-found and as-left counter operations.
4.7. Perform operation and timing tests IAW manufacturer’s instructions.
4.8. Verify operation of all heaters.
4.9. Perform a contact-resistance test. Values should not exceed the manufacturer’s recommendations.
4.10. Test and correct all bolted connections resistance IAW methods, as described in paragraph 8.
4.11. Perform insulation-resistance test on each pole, phase to phase, and phase -to-ground with breaker closed and across each open pole for a minute. Apply voltage IAW manufacturer’s instructions.
4.12. Perform power factor/dissipation factor tests on breaker and bushings IAW manufacturer’s instructions.
4.13. Perform over-potential tests on each phase IAW manufacturer’s instructions.
4.14. Perform minimum pick-up voltage tests on trip and close coils.
4.15. Trip circuit breaker by operation of each protective device.
4.16. Inspect breaker control cabinet, and replace burned out indicating lights with LED bulbs, as necessary. Replace missing or burned out cabinet lights with non-filament bulbs, as necessary.
4.17. Inspect, adjust and repair alignment on rail system and controls interlocks.
5. Protective Relay Testing, Calibration, and Maintenance: The Contractor shall maintain, test, and calibrate protective relays using current technology and industry standard practices, methods and frequencies, as necessary to optimize the equipment’...
5.1. Visual and Mechanical Inspections
5.1.1. Document equipment’s nameplate and data.
5.1.2. Inspect relays and cases for physical damage.
5.1.3. Tighten case connections, and inspect cover for correct gasket seal.
5.1.4. Clean cover glass.
5.1.5. Inspect shorting hardware, connection paddles, and/or knife switches.
5.1.6. Remove any foreign material from the case.
5.1.7. Verify target reset.
5.1.8. Verify relay settings IAW supplied coordination study data, and reset as necessary.
5.2. Electrical Tests
5.2.1. Perform insulation-resistance tests on each circuit frame. From the manufacturer’s instructions, determine allowable procedures required for this test, as it pertains to solid-state and micro-processor based relays.
5.2.2. Inspect targets and indicators.
5.2.3. Determine pick-up and drop-out of electro-mechanical targets.
5.2.4. Verify operation of all panel indicator lamps, and replace as necessary
5.3. Functional Operation
5.3.1. Device 50 Instantaneous Over-Current Relay.
5.3.1.1. Measure and record pick-up.
5.3.1.2. Measure and record drop-out.
5.3.2. Device 51 Time Over-Current Relay.
5.3.2.1. Measure and record minimum pick-up.
5.3.2.2. Measure and record time delays at two points on the time-current curve.
6. Grounding Systems Maintenance: The Contractor shall maintain, inspect and test substation grounding systems IAW AFI 32-1065, Grounding Systems. All scheduled maintenance for grounding systems will be perfomed annually. Continuity tests, ground res...
6.1. Visual/physical inspection shall be performed to ensure:
6.1.1. Corrosion or vibration has not weakened any part of the system.
6.1.2. Down conductors and ground terminals are intact. Repair/replace, as necessary.
6.1.3. Braided bonding wires are not excessively frayed (cross-sectional area reduced by half). Repair/replace, as necessary.
6.1.4. Conductors and system components are securely fastened to mounting surfaces. Relocate connections, as necessary to better protect against accidental displacement.
6.1.5. The system is in good repair.
6.1.6. There are no loose connections that might cause high resistance joints. Repair/replace and tighten, as necessary.
6.1.7. Grounding systems within the facility are bonded together at ground level or below. Repair/replace, as necessary.
6.2. The following tests shall be performed on the grounding systems, as applicable:
6.2.1. A point-to-point resistance test, referred to as DC Continuity Testing, to ensure the integrity of the grounding grid. The DC Continuity Test requires lead cables from various points around the facility back to a reference location.
6.2.2. A resistance-to-ground test of the grounding electrodes using a clamp-on induced frequency ground resistance meter.
7. Battery Maintenance: Battery maintenance shall be performed in accordance with AFH 32-1282. The following items shall be completed at the following interval.
7.1. Monthly
7.1.1. Ambient temperature.
7.1.2. Float voltage measured at the battery terminals.
7.1.3. Charger output current and voltage.
7.1.4. Pilot cell data:
7.1.4.1. Cell voltage.
7.1.4.2. Cell specific gravity and electrolyte temperature, corrected for temperature.
7.1.4.3. Electrolyte level.
7.2. Quarterly
7.2.1. Ambient temperature.
7.2.2. Float voltage measured at the battery terminals.
7.2.3. Charger output current and voltage.
7.2.4. Measure 10 percent of intercell connection resistances chosen at random.
7.2.5. Voltage of each cell.
7.2.6. Specific gravity of each cell, corrected for temperature.
7.2.7. Electrolyte temperature and level of one out of each six cells chosen at random.
7.3. Annually:
7.3.1. All of the quarterly readings.
7.3.2. All cell-to-cell and cell-to-terminal connection resistances.
7.3.3. Infrared readings.
7.3.4. Terminal connectors, battery posts and cable ends shall be checked, and all corrosion and dirt removed. Battery posts shall be cleaned IAW the manufacturer’s recommendations.
7.3.5. Lead-acid battery surfaces shall be cleaned with water and sodium bicarbonate to avoid leakage currents caused by electrolyte on the battery. Cleaners, soaps, or solvents shall not be used to clean battery covers, since damage can result.
7.3.6. The inter-cell connectors (links) shall be checked annually, and tightened to manufacturer’s recommended values.
8. Buses, Wire and Connectors Maintenance: The Contractor shall maintain the substation conductors, buses, jumpers and related connectors using current technology and industry standard practices, methods and frequencies, as necessary to optimize the ...
8.1. Use of low-resistance ohmmeter.
8.2. Verify tightness of accessible bolted electrical connections by use of a calibrated torque wrench IAW manufacturer’s instructions.
8.3. Perform thermo-graphic survey that provides a report, which includes the following:
8.3.1. Description of equipment to be tested.
8.3.2. Discrepancies noted.
8.3.3. Temperature difference between the area of concern and the reference area.
8.3.4. Probable cause of temperature difference.
8.3.5. Identify load conditions at the time of inspection.
8.3.6. Provide photographs of the deficient area.
8.3.7. Recommended action.
9. Blade switches: The Contractor shall maintain the blade switches using current technology and industry standard practices, methods and frequencies, as necessary to optimize the equipment’s performance and useful life. Substation blade switches may...
9.1. Perform an operation check.
9.2. Inspect, clean, and lubricate control rods, contacts, receivers, target plates, or any other hardware present IAW manufacturer’s instructions.
9.3. Lubricate mechanical linkages IAW manufacturer’s instructions.
9.4. Inspect switching platforms for bonding continuity and stability, and correct as necessary.
10. Safety: The Contractor is solely responsible for maintaining a work site and project execution in compliance with NFPA 70B, 70E and with the Occupational Safety and Health Administration (OSHA) Regulations (Public Law 91-596) and the resulting sta...
11. Continued Use of Facilities: During this contract, the buildings will continue to be occupied. Work will be performed in an orderly manner with minimum disturbance and inconvenience to the occupants and patrons. The Contractor will confine and lim...
12. Records Keeping: The contractor shall keep accurate records of all maintenance and testing performed. Submit maintenance and testing reports for Government approval. Reports must be submitted within 10 working days after each site visit.
13. Quality Assurance: According to the contract’s inspection clause, the government will evaluate the contractor’s performance under this contract. The COR is a representative of the Contracting Officer (CO) and will participate in the administrati...
14. Continuation of Essential Services during Crisis: This requirement has been determined not to be essential and does not require continued support during a crisis as defined in DFARS Clause 252.237-7023.
15. Hours of Operation: The contractor shall perform work Monday thru Friday, under this contract during the following hours: 07:30 a.m. until 4:00 p.m., excluding Federal Holidays. Work required to be performed outside of these hours shall only be d...
17. Contractor Personnel: The contractor shall designate in writing the name of the Contract Manager (CM) and any alternate(s) who shall act for the contractor when the manager is absent and their telephone numbers where they may be contacted any time...
18. Listing of Contractor Employees: The contractor shall provide a CM who can read, write, speak, and understand English fluently. The contractor shall provide an initial listing of contractor employees’ names and position titles to CO and COR prior...
The contractor shall not employ persons on this contract if such employee is identified to the contractor as a potential threat to the health, safety, security and general well being or operational mission of the installation and its population. The ...
19. Environmental Protection and Safety: The contractor shall be knowledgeable of and comply with all applicable federal, state and local laws, regulations and requirements regarding environmental protection and occupational safety and health. The co...
20. Hazardous Material (HAZMAT): The contractor shall not store chemicals/HAZMAT on Hanscom AFB. All chemicals/HAZMAT shall be approved prior to being transported on base for use by any contractor. The contractor shall prepare and submit to the COR...
21. Hazardous Waste: Contractor shall dispose of any spent/processed chemical solutions and used rags in waste drums located in the shop/area where the work is being performed.
22. Discharges: Any discharges into industrial waste treatment plant (IWTP) or sanitary sewer shall be done in accordance with Hanscom Industrial Waste Water Discharge Permit as instructed by 66 ABG/CEIE. The contractor shall maintain records of writ...
The subject tanks are used in industrial applications with non-potable water and varying levels of heavy metals. For discharges outside of Hanscom AFB, the contractor shall ensure waste water discharges, that may contain RCRA regulated metals resulti...
23. Spills: Upon occurrence of any spills that could enter the storm system or cause any harmful environment effects, the contractor shall immediately call 911 to report the incident. When possible, the contractor shall use a base telephone to recei...
23.1. Name and contact number of person reporting the spill
23.2. Date and time of incident
23.3. Location and source of spill
23.4. Substance or pollutant spilled
23.5. Amount spilled and the rate of discharge
23.6. Any damages or injuries involved
23.7. Extent of the area impacted
23.8. Potential hazards
23.9. Action taken
23.10. Organizations contacted
23.11. Remarks Section - that addresses the cause of the spill (e.g. human error, equipment) and whether 911 was called and which agencies responded.
24. Environmental and Safety Training: The contractor personnel shall have Resource Conservation Recovery Act (RCRA) environmental and safety training required by the state and federal government. The training shall be IAW the following regulations: ...
25. Housekeeping: The contractor shall keep the work areas clean and neat in accordance with Industry Standards, Occupational, Safety and Health Administration (OSHA), fire and safety standards and this PWS.
26. Privately Owned Motor Vehicles (POV): Contractor personnel shall comply with the directives pertaining to operation of POVs on Hanscom AFB per AFI 31-204 (in its entirety), Motor Vehicle Traffic supervision.
27. Visitor Pass: The contractor shall comply with requirement and procedures IAW FAR 5353.242-9000, Contractor Access to Air Force Installations. A list of names will be required to gain access to the installation Passes shall be distributed at the...
28. Foreign National(s): The contractor shall notify the COR before sending a Foreign National representative to perform services. Special rules apply for foreign national(s) visiting a US Government facility.
29. Health and Safety on Government Installation: In performing work under this contract on a Government installation, the contractor shall comply with federal, state and local regulations regarding occupational safety and health and the specific hea...
30. Emergency Procedures: Contractor employees shall follow the direction of Government employees in regards to emergency evacuation procedures, i.e. fire, tornado, active shooter and bomb threats. It is the contractors’ responsibility to account fo...

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