Y--618-16-1-6988-0001 Correct Electrical Deficiencies Load Study 618-15-126
Department of Veterans Affairs, Minneapolis VAMC | Published February 1, 2016 - Deadline February 15, 2016
Maintenance, Inspection, and Testing
of the Electrical Power Distribution System
A. This Statement of Work (SOW) describes the requirements for the maintenance, inspection, testing, and/or calibration of the Electrical Power Distribution System and all of its components at the Minneapolis VA Medical Center. These work items are referenced as "Maintenance and Testing" in this document, hereafter.
B. This SOW describes the requirements for the Qualified Electrical Contract Professionals - known as "Contractors" in this document, hereafter. Contractors who are contracted by VA Medical Center to perform maintenance and testing of the Electrical Power Distribution System, and all of its components shall meet all requirements stated in Section 2 of this SOW.
C. This SOW describes the requirements to establish maintenance and testing reports.
2. Qualifications of Contractors:
A. Contractors shall be experienced Electrical Contractors, having properly trained and licensed permanent staff required to perform the proposed work. Electrical Contracting (i.e. the construction, repair, testing and maintenance of industrial and commercial electrical distribution systems) shall be the primary interest/specialty of the Contractor's business.
B. Contractors shall be certified by the InterNational Electrical Testing Association (NETA) or equivalent certifying organization as Certified Technicians with each having completed the Occupational Safety & Health Administration (OSHA) approved 10-hour construction safety training.
C. Contractors shall have technical training and demonstrable track records of working experience in maintenance, inspection, and testing of the Electrical Power Distribution Systems and related components in healthcare, industrial, educational, and commercial facilities for a minimum of five (5) continuous years. Electrical components on which the Contractors have experience shall include, but not be limited to, switchboards & switchgear (low and medium voltage); low voltage controls; emergency and standby generators; automatic transfer switches, wiring, transformers, meters, and other electrical appurtenances.
D. Contractors shall have safety trainings - either on-the-job or class-room type - in electrical safety outlined in the OSHA Standard 29 Code of Federal Regulations (CFR) 1910 Subpart S - Electrical, and the NFPA 70E - Standard for Electrical Safety in the Workplace. Training certification shall be provided indicating each technician is a Qualified Person as defined by NFPA 70E. Training certifications shall be submitted to the VA Contracting Officer prior to work. If no training certifications are available, the contractor' Employer shall certify that he/she has met this requirement in writing, and submit it to the VA Contracting Officer prior to work.
E. Contractors shall have ready access to the latest versions of the following references:
1. NFPA 70, National Electrical Code.
2. NFPA 70B, Recommended Practice for Electrical Equipment Maintenance.
3. NFPA 70E, Standard for Electrical Safety for the Workplace.
4. NFPA 110, Standard for Emergency and Standby Power System.
5. OSHA Standard 29 CFR 1910, Subparts I & S.
6. InterNational Electrical Testing Association, Inc. (NETA) - Maintenance and Testing Specifications.
7. Operating & Maintenance manuals and specifications of the electrical equipment to be maintained and tested. These documents may be obtained from the VHA Medical Center, or the equipment manufacturers.
8. VHA Directive 1028, Electrical Power Distribution Systems July 25, 2014
F. Contractors shall have and provide all necessary tools, equipment, and Personal Protective Equipment (PPE) to perform the work safely, effectively, and timely. Tools, equipment, and PPE shall comply with the requirements of OSHA Standard 29 CFR 1910, Subpart I, and NFPA 70E. Prior to initiating work, Contractor shall provide documentation that all instruments, test equipment, tools and PPE have current calibration. Dated calibration labels shall be visible on all instruments, test equipment, tools and PPE as appropriate.
G. General Contractor shall be prepared to execute emergency electrical repairs to the electrical system or its appurtenances under an emergency change order should a part of the system be deemed unsafe to place back into service.
3. Summary of Work:
A. The Contractor shall provide a proposed schedule with their bid proposal. The schedule shall be in the form of a progress chart of suitable scale to indicate the work scheduled for completion by any given date during the work period. The proposed schedule shall be reviewed by the VAMC Facilities Management; any requirements for adjusting the schedule (e.g. to minimize disruption to the VAMC) shall be incorporated by the Contractor.
B. Contractors shall report deficiencies that are deemed critical or catastrophic immediately to the Contracting Officer and Chief of Engineering Service for immediate actions.
C. Work items, definitions, and references shall comply with the latest edition of the NETA - Maintenance Testing Specifications (MTS) and with the VHA Directive, Electrical Power Distribution Systems. Below is a list of electrical equipment that shall be maintained and tested:
1. Switchgear and Switchboard Assemblies.
2. Transformers, Dry Type, Air-Cooled, Low-voltage, Small.
3. Transformers, Dry Type, Air-Cooled, Low-voltage, Large.
4. Transformers, Liquid-Filled.
5. Metal-Enclosed Busways.
6. Switches, Air, Low-Voltage.
7. Switches, Air, Medium-Voltage, Metal-Enclosed.
8. Switches, Oil, Medium-Voltage.
9. Switches, Vacuum, Medium-Voltage.
10. Switches, SF6, Medium-Voltage.
11. Circuit Breakers, Air, Insulated-Case/ Molded-Case.
12. Circuit Breakers, Air, Low-Voltage Power.
13. Circuit Breakers, Air, Medium-Voltage.
14. Circuit Breakers, Oil, Medium and High-Voltage.
15. Circuit Breakers, Vacuum, Medium-Voltage.
16. Circuit Breakers, SF6.
17. Protective Relays, Mechanical, and Solid State.
18. Protective Relays, Microprocessor Based.
19. Grounding Systems.
20. Ground-fault Protection Systems.
21. Motor Control, Motor Starters, Low-Voltage.
22. Motor Control, Motor Starter, Medium-Voltage.
23. Emergency Systems, Engine Generators.
24. Emergency Systems, Automatic Transfer Switches.
25. Medium-voltage cable testing
26. Load Tap-changer Testing
27. Capacitor bank testing
28. Building Lightning Protection Inspection, Maintenance, and Survey
a. Comply with Annex D and Annex E of most recent version of NFPA 780 STANDARD for the INSTALLATION of LIGHTNING PROTECTION SYSTEMS
29. Facility Ground Resistance Test Report
D. Update Campus one lines
1. Using existing one lines, update all changes discovered during this project. Update entire facility electrical one-lines.
2. Update Campus 'colored riser' drawings.
3. Drawing number is 1313.
4. Drawings shall be updated and completed using Autodesk Revit 2015 or newer. Provide to hard copy and digital format. Digital copies shall include both .dwg and .rvt formats. Provide 'clean' model documenting as-built conditions post construction (testing).
E. Infra-Red Scanning/Thermographic Survey shall be performed on electrical equipment.
1. Use an infra-red scanning camera to detect hot spots in the Electrical Power Distribution System. This includes all equipment from primary down to distribution panel and disconnects. Objective of this work is to detect any loose, broken, or corroded connections in the system. Problem connections shall be replaced with new connectors, and/or tightened with torque wrench to meet the equipment manufacturers' specifications.
2. Note that since this work item must be done while the Electrical Power Distribution System is energized, appropriate safety precautions must be taken before, during and after scanning the system.
F. System Function Tests. Provide function test for all equipment listed in this Scope of Work.
G. Test Conditions.
1. All work requiring an electrical shutdown shall be conducted off-hours. For this project off hours is defined as 6pm to 6am or weekends.
4. Summary of Work:
A. A complete written report of the work performed shall be provided to the VA within 14 days of completion. Information shown in the report shall be as following:
1. Company's name, addresses, telephone, & FAX numbers.
2. Name and signature of contractors who perform the maintenance and testing.
3. VA Work Contract Number, name and number of VA Contracting Officer.
4. Date(s) and Time(s) of work.
5. Copies of contractors' valid licenses, professional and training certificates.
6. Descriptions and model number of specialized tools and equipment used, such as torque wrench or infra-red scanning camera.
7. Location, Type, Name, and nameplate information of electrical equipment to be maintained and tested.
8. Descriptions of work items.
9. Test data.
10. Reference materials such as equipment manufacturer's specifications, coordination study, etc.
11. Remarks on conditions of electrical equipment. List all deficiencies, if any.
12. Recommended corrective actions, if any.
B. Submit four (4) hard copies of the complete written report, and two (2) CD-ROM or DVD of the electronic version of the report in Microsoft Word format to the Engineering COR within fourteen (14) calendar days of visit. All reference materials shall be included in the electronic version of the report, either through scanning or other means of electronic text import methods.
5. Estimated magnitude of construction: Between $250,000 and $500,000.