PWS_Transformer_Maintenance.doc

Performance Work Statement (PWS) Transformers Maintenance 15 May 2014

Section 1: Description of Service

1.1 General Requirements: The contractor shall provide all personnel, equipment, tools, material, supervision, and other items and services necessary to perform annual preventative maintenance, testing, and adjustment to include labor for all repairs, as defined in the Performance Work Statement on the following equipment on Nellis AFB, NV:

· Two (2) North American Transformers: 20 MVA, 69KV delta to 12,470v/7,200v wye transformers with tap changers;

· Siemens type GM metal-clad switchgear;

· SEL Feeder Protection relays;

· SEL Transformer Protection relays;

· Two (2) associated 69KV circuit switchers;

· Battery banks and chargers;

· Other integrated components necessary for the operation of the transformers. (wires, circuits, etc.)

1.2 Preventative Maintenance: In accordance with the equipment manufacturer’s most current technical and maintenance literature, as well as current industry standards, the contractor shall inspect, test, adjust, calibrate and service the equipment as necessary to ensure the normal operating conditions of the equipment are maintained in line with the manufacturers standards. The transformer and tap changer oil shall be tested by a certified lab/technician and filtered if warranted. Specific tests and test procedures shall be as specified in the most up to date ASTM Standard Book. In the event oil is filtered and required properties are removed, negatively impacted, or not restored, additives shall not be used to restore these properties. Instead, the oil shall be replaced. Oil changes shall be included in this requirement.

1.2.1 Annual servicing: The annual preventative maintenance should be scheduled between October and April. This date will be determined within 3 weeks of the first day of each period of performance (base year and each additional option year) and must be approved by the Contracting Officer’s Representative (COR). Contact information for the COR shall be disclosed to the contracted contractor after award.

1.2.2 Repairs: Any minor repairs found necessary including parts totaling less than $2,500.00 shall be included at no additional cost to the government. All repairs shall be identified to the COR. When the cost of parts for any repair exceeds $2,500, the contractor shall provide the government with a minimum of three (3) separate proposals/quotes (of identical or similar repairs) to which the Contractor has been awarded by Government and/or commercial customers within the past 3 years to determine price fair and reasonableness. Appropriate commercial grade materials and common trade practices shall be used. Replacement parts must be equal or greater quality than that of the parts that were used by the manufacturer at the time the equipment was made.

1.2.3 Schedule: Contractor shall provide a proposed maintenance schedule to the COR at the time of contract award. Flexibility in the schedule can be approved as long as servicing interval remain as close to a year as possible without exceeding one (1) year between servicing. Any work that requires de-energizing a transformer must not be scheduled during the months of June through August, or when the outside temperature in the North Las Vegas area exceeds 95 degrees Fahrenheit unless approved by the COR. Coordination of any work shall always be made with the COR.

1.3 Government Responsibilities

1.3.1 Power Switching: Given 4 weeks notice, the government will be responsible for de-energizing and re-energizing the transformers. Any de-energizing and/or re-energizing requests shall be coordinated with the COR.

1.3.2 Manuals, Wiring Diagrams and Publications: The majority of the necessary equipment-specific technical and maintenance publications are available from the COR. The contractor may review them or copy them at no expense to the government. The originals will not be mailed or leave the control of the government. Any literature that the contractor requires which is not available from the government will be the contractor’s responsibility to procure at no additional cost to the government.

1.3.3 Utility Services: The government will supply commercial power at the substation for tools and equipment.

1.4 Contractor Responsibilities

1.4.1 Waste and Debris: Contractor shall comply with all pertinent Federal environmental requirements. Apply RCRA (Resource and Recovery Act) standards for handling and disposing of transformer oil. Contractor is responsible for all waste products generated. At no time will the contractor dispose of hazardous material or hazardous waste on base. Waste must be properly contained at all times and removed from Nellis AFB and disposed of properly at no additional cost to the Government. Access to a base dumpster may be authorized for certain non-hazardous debris and rubbish by the COR. The contractor must clean up the work area upon completion.

1.4.2 Maintaining Commercial Power: Contractor must service transformers and related equipment in such a way that at least one transformer is energized at all times. Should there be a situation in which both transformers need to be de-energized simultaneously, it shall be coordinated with the COR.

1.4.3 Warranty of Work: Contractor shall include a warranty for all replacement or refurbished parts, equipment, and workmanship for a period of one year from the date of acceptance of the parts, equipment, and workmanship. In the event of failure of any part of the system covered by warranty during the warranty period, the contractor shall promptly furnish and install replacement parts and correct defects in workmanship at no cost to the government.

1.4.4 Contractor Qualifications: Contractor shall provide proof that all employees who enter the transformer substation are qualified to work around energized transformers rated 15KV and above and at no time will an employee lacking the appropriate qualifications enter the transformer substation. The contractor shall provide proof that all employees who perform work under this contract are qualified to perform under this contract. This shall include trade certifications, and training certificates. There must never be a time where employees are at the transformer substation without a licensed electrician who is a journeyman, or higher. The contractor shall provide proof of this licensing with their proposal package as well as any time a new employee who will be performing under this contract is hired. Each contractor’s submitted qualifications will be evaluated to insure they are capable of safely and effectively performing the requirements of this contract. The contractor shall comply with the most current guidance included in the following publications:

· OSHA Stallcup’s High Voltage & Telecommunications Regulations Simplified

· OSHA Electrical Regulations Simplified

· Air Force Instruction (AFI) 32-1064, Electrical Safe Practices

1.4.5 Required Submissions: Included as part of the proposal package, each bidder shall provide a proposed standard checklist they will use to perform the inspection/testing and the maintenance indicating what service they will provide. This shall cover all items discussed in this PWS. The contractor shall provide proof of liability insurance coverage adequate to cover the maximum cost of damage to the equipment being repaired and serviced.

Section 2: Government Furnished Property:

· Two (2) North American Transformers: 20 MVA, 69KV delta to 12,470v/7,200v wye transformers currently in place (not including any applicable replacement parts/equipment);

· Siemens type GM metal-clad switchgear currently in place (not including any applicable replacement parts/equipment);

· SEL Feeder Protection relays currently in place (not including any applicable replacement parts/equipment);

· SEL Transformer Protection relays currently in place (not including any applicable replacement parts/equipment);

· Two (2) associated 69KV circuit switchers currently in place (not including any applicable replacement parts/equipment);

· Battery banks and chargers currently in place (not including any applicable replacement parts/equipment);

· Other integrated components necessary for the operation of the transformers (wires, circuits) currently in place (not including any applicable replacement parts/equipment).

Section 3: Additional Information:

3.1 Security: All personnel employed by the contractor in the performance of this contract, or any representative of the contractor entering the Government installation, shall abide by all security regulations of the installation. The contractor shall obtain from the Government an AF Form 75, Personal Identification Card for each employee working at Nellis AFB, and AF Form 533, Vehicle Registration Certificate for personal vehicles requiring access to Nellis AFB. When any employee no longer works for the contractor at the installation, the contract manager shall return any Government-furnished identification to the Government. These passes are at no cost to the contractor. Use of photographic equipment is forbidden without express consent of the Contracting Officer.

3.2 Site Protection: Contractor shall replace or repair all existing adjacent surfaces, utilities, equipment, products, vegetation, structures, and parts that have been damaged or removed to perform the work.

3.3 Work Scheduling and Coordination:

All work shall be accomplished Monday through Friday from 0700 to 1600 except on Federal Holidays. Work outside these times must be authorized by the COR.

4.4 Location: The work site is located on Nellis, Air Force Base (AFB), and NV.

4.5 Government Representatives: The contractor will receive designation of the primary Contracting Officer’s Representative (COR), Contracting Officer (CO) and Functional Representative, as well as all applicable alternates, with contract award.

END OF STATEMENT OF WORK