A04_SOW.doc

SCOPE OF WORK

SCOPE OF WORK

CALIFORNIA TRAIL INTERPRETIVE CENTER

LIGHTING PANEL REPLACEMENT

Elko District Office (EDO)

Elko, Nevada

SCOPE OF SERVICES

A. Replace and program lighting panel RP1 from California Trail Center Detail 2 E201

1. Lighting panel shall be Greengate CKT48 ControlKeeper TouchScreen or approved equal.

a. See attached pictures for information on existing lighting panel

b. Only a single panel requires replacement (see attached drawing).

c. See attached drawings & pictures for additional information on existing lighting panel.

2. Replacement panel shall be wired and programmed to operate in same manner as existing panel. See attached drawings and pictures for further information.

a. Panel shall be commissioned to ensure proper operation.

B. Panel is located at the California Trail Interpretive Center (CTIC).

1. CTIC is located at I-80 Exit 292, Hunter, NV 89801. Beginning May 1st, The Trail Center will be open 7 days a week, from 8:30am-5:00pm. Grounds are open from 8 am to 5:30 pm. 5-Day Operations will resume in the Fall. The center is closed Thanksgiving Day, Christmas Day, and New Year’s Day.

C. Codes & Standards

1. All work shall be performed in compliance with the 2023 edition of the National Electrical Code and the 2015 edition of NECA 1.

CONTRACTUAL

2. Fee and Payment:

3. All services, supplies, materials (except those specified to be furnished by the Government), labor, superintendence, and travel necessary to perform the work and render the services required under this contract are to be included in the lump sum price of this contract.

4. Payment shall be made upon completion of commissioning.

5. Use of Premises:

6. The Contractor and his sub-contractor(s) shall have full use of premises for preparatory work. Contractor’s use of premises is limited only by Government right to perform work.

7. Work schedule shall be approved by Contracting Officer’s Representative prior to commencing.

8. Schedule and sequence preparatory operations necessary to complete the work. Schedule work in such manner as to avoid delays.

9. The Contractor shall contact in writing and have the approval of the Contracting Officer five (5) working days in advance prior to any preparatory operations to be conducted on the premises.

10. Contractor to coordinate with the Contracting Officer to minimize disruption to visitor experience.

PART 2- EXECUTION

2.1 SUBMITTAL PROCEDURES Following award

11. Where required, the Construction Contractor shall contact the local jurisdictional building department to determine what submittals are required to obtain permits.

12. The Construction Contractor shall contact the Contracting Officer to determine what submittals are required.

13. Submittal Procedures:

14. A.

Coordination: Coordinate preparation and processing of submittals with performance of construction activities.

B.

Transmit each submittal to the Contracting Officer, Project Engineer five business days in advance of performance of related construction activities to avoid delay.

15. Processing: Allow sufficient review time so that installation will not be delayed as a result of the time required to process submittals, including time for re-submittals.

16. Allow 5 calendar days for initial review. Allow additional time if processing must be delayed permitting coordination with subsequent submittals. The Contracting Officer will promptly advise the Contractor when a submittal being processed must be delayed for coordination.

17. Electronic submission to the Contracting Officer’s representative will be sufficient.

Shop Drawings:

18. 1.

Submit newly prepared information, drawn to accurate scale. Highlight, encircle, or otherwise indicate deviations from the Contract Documents. Do not reproduce Contract Documents or copy standard information as the basis of Shop Drawings. Standard information prepared without specific reference to the Project is not considered Shop Drawings.

19. 2.

Shop Drawings include fabrication and installation drawings, setting diagrams, schedules, patterns, templates, and similar drawings.

Product Data:

1. Collect Product Data into a single submittal for each element of construction or system. Product Data includes printed information such as manufacturer’s installation instructions, catalog cuts, standard color charts, roughing-in diagrams and templates, standard wiring diagrams and performance curves. Where Product Data must be specially prepared because standard printed data is not suitable for use, submit as “Shop Drawings.”

2. Mark each copy to show applicable choices and options. Where printed Product Data includes information on several products, some of which are not required, mark copies to indicate the applicable information.

3. Final Submittals: Submit the following number of copies:

2 copies or electronic submittal to the COR.

Government’s Action:

1.

Except for submittals for record, information, or similar purposes, where action and return is required or requested, the Contracting Officer will review each submittal, mark to indicate action taken, and return promptly.

Installation of Products:

1.

Comply with manufacturer’s instructions and recommendations for installation of products in the applications indicated. Follow applicable electrical codes. Anchor each product securely in place, accurately located and aligned with other Work.

a.

Clean exposed surfaces and protect as necessary to ensure freedom from damage and deterioration at time of Substantial Completion.

2.2

EXECUTION REQUIREMENTS

A.

Examination:

1.

Existing Conditions: The existence and location of facility improvements, utilities, and other construction indicated as existing are not guaranteed. Before beginning work, investigate and verify the existence and location of mechanical and electrical systems and other construction affecting the Work.

2.

Existing Utilities: The existence and location of underground and other utilities and construction indicated as existing are not guaranteed. Before beginning facility work, investigate and verify the existence and location of underground utilities and other construction affecting the Work. Call 811 dig if applicable.

B.

Preparation:

1.

Field Measurements: Take field measurements as required to fit the Work properly. Recheck measurements before installing each product. Where portions of the Work are indicated to fit to other construction, verify dimensions of other construction by field measurements before fabrication. Coordinate fabrication schedule with construction progress to avoid delaying the Work.

2.3

FINAL ACCEPTANCE & PROOF OF PERFORMANCE

A.

Operational Performance Tests 1.

Following final installation of all components, performance and operational tests shall be performed by the installation Contractor to verify proper operation of all subsystems and equipment features. The Government will witness operational performance testing prior to final acceptance, and successful passage of the performance tests shall be a condition of final acceptance and final payment.

2.

The Construction Contractor shall submit a preliminary test plan detailing the procedures to be followed, the equipment to be used, and the pass/fail criteria to be used to verify equipment performance.

3.

Performance tests shall be completed on the following equipment and systems at a minimum:

a.

Retrofitted electrical panel b.

Installed controller

B.

The Construction Contractor shall verify that all equipment is delivered and installed in accordance with best industry accepted standard practices and specification Sections included in this Solicitation.

C During construction, The Construction Contractor shall provide photographs of all below grade, encased, or otherwise concealed grounding systems to the government’s contracting officer’s representative via email.

2.4

FACILITY ACCESS

A. The Construction Contractor shall coordinate with Site representatives to disengage electrical power where required prior to beginning work. Construction contractor to use best safety practices to verify all panels have been properly deenergized before beginning work. Construction contractor responsible for all deenergizing of panels and ensuring a safe working environment.

2.5

GUARANTEE

A.

General Guarantee: The date established on the Notice of Substantial Completion form constitutes commencement of the Guarantee period. 1-year warranty for labor. Any warranties associated with the products shall be provided to the government.

3.1

GENERAL:

A. All work shall present a neat and finished appearance. Any changes in the design or method of installation of an item as specified shall be reviewed and approved by the Contracting Officer prior to installation.

3.2

GENERAL INSTALLATION OF MATERIALS

A.

Install wires according to manufacturer’s written instructions and NECA’s “Standard of Installation.”

Install panel boards and accessories according to NEMA PB 1.1.

B. Conductor Splices: Keep to a minimum. Installs splices and taps that possess equivalent or better mechanical strength and insulation ratings than un-spliced conductors. Use splice and tap connectors that are compatible with conductor material.

C. Connect components to wiring systems and to ground as indicated and instructed by the manufacturer. Tighten connectors and a terminal, including screws and bolts, according to equipment manufacturer’s published torque-tightening values for equipment connectors. If not indicated, comply with UL 486A.

D. Panel board to have deadfront.

3.3

FIELD QUALITY CONTROL

A.

The Construction Contractor shall perform the following field inspections during installation and commissioning:

B.

Visually inspect grounding and bonding for compliance with standards and codes.

C.

Visually inspect all installed electrical panels and grounding situation for compliance with standards and codes.

D.

Notify the COR in writing of any varying existing conditions.

3. 4

REDUCING CORROSION

A.

Bare copper shall not come into incidental contact with galvanized steel.

B.

Bare copper shall not come into incidental contact with aluminum.

C.

Precipitation run-off from copper and copper alloys can attack galvanized parts therefore; bare copper conductors or copper bus bars shall not be installed above galvanized steel, such as a tower, and ice-bridges unless the steel is protected against the precipitation run-off.

D.

Conductors of dissimilar metals shall not be intermixed in a terminal or splicing connector where physical contact occurs between dissimilar conductors (such as copper and galvanized steel, copper and aluminum, copper and copper-clad aluminum, or aluminum and copper-clad aluminum), unless the device is identified for the purpose and conditions of use.

3.5 BONDING CONNECTIONS

A.

Bonding to the metallic ancillary devices shall be made as allowed by the device manufacturer.

B.

Permitted Bonding Methods: Connections to grounding conductors, grounding electrodes, and bonding jumpers shall be made by one of the following means:

1.

Exothermic Welding Observe the following prerequisites for exothermic welding:

a.

Follow the component manufacturer's recommendations.

b.

Use the proper molds for the conductors being welded.

c.

Use the proper weld material for the metals being welded.

d.

Properly clean all metal parts prior to welding.

e.

Properly dry all metal parts and molds prior to welding.

2.

Irreversible High-Compression Fittings When using irreversible high-compression fittings, always use the compression tool recommended by the component manufacturer in accordance with the instructions provided by the manufacturer. Use fittings made of the same material as the materials being bonded to avoid dissimilar metal reactions.

a.

Use fittings properly sized for the conductors being bonded.

b.

Use fittings and compression tools rated at 12 tons of force.

c.

Use only listed (UL 467 or equivalent) connectors.

d.

To ensure good contact, clean conductors using a wire brush before crimping.

e.

Coat all crimped connections with a listed conductive antioxidant compound before crimping.

3.

Listed, Labeled, or Approved Components: Where fittings, devices, or other components required by this standard are available as listed or labeled, such components shall be used.

a.

Connectors and fittings used shall be listed for the purpose, for the type of conductor, for the size and quantity of conductors being bonded.

b.

Mechanical connections shall be coated with a listed conductive antioxidant compound. The anti-oxidant compound shall be liberally applied between the two metals.

c.

Two-hole, connectors are preferred over single-hole connectors.

d.

Hardware: Two-hole and single-hole connections to devices shall be made using through-bolted ¼-inch or larger diameter stainless-steel hardware including bolts, nuts and star washers where device manufacturer provided grounding connections or specified methods are not provided.

e.

Nonconductive coatings (such as paint, lacquer, and enamel) on equipment to be grounded shall be removed from threads and other contact surfaces to ensure electrical continuity.

C.

Bonding Methods Not Permitted 1.

Connection devices or fittings that depend solely on solder braze welding materials shall not be used.

2.

Standard pressure connectors having mechanical bonds (e.g. split-bolts and terminal bars with setscrew connections) shall not be used outdoors unless part of a listed assembly or otherwise permitted by this standard.

3.

Mechanical connectors shall not be used below grade (e.g. split-bolts and terminal bars with setscrew connections).

SCHEDULE

A. Before commencing work, Contractor shall provide 48-hour notice to the Contracting Officer Representative (COR).

ESCORT

D. The government will provide an escort for access to buildings and sites including the outside locations.