B08-Attach-2-Specifcations.pdf

INKS DAM NFH ELECTRIC MODS FOR SHADE STRUCTURE

BURNET COUNTY, TEXAS 2023

GENERAL INFORMATION AND REQUIREMENTS 01009-1

SECTION 01009 – GENERAL INFORMATION AND REQUIREMENTS

PART 1 - GENERAL

1.1 SUMMARY

A. GENERAL DESCRIPTION OF WORK REQUIRED IN THIS CONTRACT: The work shall consists of providing all labor, equipment, supplies and materials to install a new, additional, stand by electrical power system to serve the hatchery’s existing fish production tanks at their existing shade structure facility. The work shall include following but not limited to:

1. Installing new 480/277Vac, 3 Phase electrical service meter and disconnect switch to provide additional electrical power for future hatchery loads.

2. Install a new automatic transfer switch to provide stand-by electrical power to the existing hatchery shade structure for new future electrical loads.

3. Install two new transformer to step up and step down voltage for new electrical feeders from the new electrical service, to the existing generator site and to the existing hatchery shade structure.

4. Install additional electrical isolation safety disconnect switches.

5. Install new electrical distribution feeders to provide the new stand-by electrical power and increased electrical power to the hatchery’s shade structure facility for new future loads.

6. Install a new 3 phase, electrical distribution panel complete with the specified branch circuit breakers shown on drawing E4 for the future hatchery electrical loads. NOTE: All branch circuit conductors to new hatchery loads shall not be installed under this contract.

7. Design and install a fully functional 15Kw-AC solar PV electrical generation system on the existing hatchery shade structure. The PV system shall be coordinated with the local electrical utility service company and Shall be connected to the new hatchery shade structure electrical distribution panel.

8. All work shall comply with these specifications, as shown on the drawings herein and the equipment manufacturer’s installation instructions.

B. WORK LOCATION: The address of the work is at the Inks Dam NFH, 345 Clay Young Road, Burnet Texas 78611.

C. SITE VISIT: Contractors shall visit project site and inspect existing conditions prior to submitting quotes. One site visit will be schedule thru the Contracting Officer before bidding-See Federal Acquisition Regulation (FAR) clause 52.236-27 “Site Visit”.

Contact Hatchery Manager Jeff Conway at 512-793-2474 to arrange a site visit.

1.2 SITE CONDITIONS

A. Work areas shall be roped off to alert unauthorized personnel to work in progress.

GENERAL INFORMATION AND REQUIREMENTS 01009-2

B. Existing property not indicated for demolition, shall be protected. All damage by Contractor(s) activities shall be repaired by the Contractor at no additional cost to the Government.

C. Landscape Protection: Protect all vegetation inside and outside work limits. All rutting caused by Contractor activities shall be filled and contoured to match adjacent areas. Areas damaged by Contractor activities shall be repaired.

D. Non-potable water and electric power for construction is available in very limited quantities. Contractor shall make any arrangements necessary for use of water and power. Contractor shall provide drinking water.

E. Contractor shall provide sanitary services for its employees.

F. Contractor shall make appropriate arrangements and provide required temporary electrical equipment if electrical power exceeding 20 Amp, 120Vac is needed on site.

This shall include coordinating with local utility if required.

G. Provide written notification to Fish Hatchery Manager and receive his/her written approval at least 72 hours in advance of any requested power outage.

1.3 SUBMITTALS

A. Product Data and Shop Drawings: Submit to Contracting Officer’s Representative for review and approval before ordering or installing equipment. Unapproved equipment may not be accepted or paid for.

B. Requirements: Refer to specification sections for submittals required. Allow at least 10 WORKING days for review, plus transmittal time back and forth. Submittals shall be sent or delivered to the Contracting Officer’s Technical Representative (COTR) at U.S.

Fish and Wildlife Service, Region 2, Division of Engineering, P.O. Box 1306, Albuquerque, NM 87103-1306.

C. Submittals shall come directly from the Contractor with their stamp and signature of approval; submittals will not be accepted from sub-contractors or suppliers.

D. Contractor shall email electronic (PDF) submittal drawings, specification, shop drawings and etc, to the designated government CO/COTR for review, comment, and approval. After review the submittals, the CO/COTR will return the appropriate electronic (PDF) comments and approvals by email to the contractor’s designated project manager. The contractor shall be responsible for distributing the government’s reviews and approvals to his suppliers and sub-contractors.

E. There will be no approval of submittals prior to bid opening and award. Submittals will be evaluated based on the requirements of the specifications and drawings, during the submittal process after contract award.

GENERAL INFORMATION AND REQUIREMENTS 01009-3

F. Do not commence work which requires review of any submittals until receipt of returned submittals with an acceptable action. Do not allow any material requiring submittals reviews, to be used on the project or be on the government site unless you have an approved submittal.

G. Warranties: Refer to each specification section for Warrantee requirements.

1.4 QUALITY ASSURANCE:

A. Codes and Standards: The work shall comply with codes and standards applicable to each type of work and as listed in the individual sections of these specifications.

B. Conflict: Where a conflict occurs between reference documents, drawings, and project specifications, the most stringent requirement shall govern.

C. Product basis: Where specifications or drawings call out a specific product or manufacturer, it is understood that an equal or better product, meeting all the specified requirements, is acceptable, as approved in the submittal process.

PART 2 - PRODUCTS: NOT USED - REFER TO SPECIFIC TECHNICAL SPECIFICATIONS

FOR ALL NEW EQUIPMENT AND MATERIALS

PART 3 - EXECUTION

3.1 PROJECT MEETINGS:

A. Preconstruction Conference: Telephone conference call is anticipated.

B. Progress Meetings: To be held at the project site as required.

C. Inspections:

1. Contractor shall perform and maintain records of their construction inspection to ensure their own construction quality assurance and contract compliance. Refer to FAR 52.246

2. The government CI and/or COTR will conduct routine inspections to monitor the contracts progress. Inspection of items of work by the CI will not relieve the Contractor of the requirement to meet project specifications. The CI shall be informed 24 hours in advance of work requiring his observation. After being informed in advance the CI’s non-attendance shall not prohibit the Contractor from proceeding with work in the CI’s absence.

3. For final inspection, notify the COTR in writing at least 14 working days before the completion date so the Government can schedule final inspection. The superintendent shall be present during the final inspection.

GENERAL INFORMATION AND REQUIREMENTS 01009-4

4. Notify COTR and CI ten working days in advance of anticipated date for equipment start-up and operational tests.

5. Notify COTR and CI ten working days in advance of anticipated date for final inspections.

3.2 PROJECT AS-BUILT RECORD DRAWINGS: A complete set of drawings, shall be kept on site by the Contractor for construction and recording as-built changes. As the job progresses, continuously maintain as-built drawings of the work. The changes shall be noted legibly in red pencil or red ink. These drawings shall be submitted to the COR prior to final inspection. Should final inspection reveal changes in the Project not so noted on the As-Built Drawings, the Contractor shall record these changes on the As- Built Drawings within 3 working days. Deliver completed As-Built Drawings to the COTR at final inspection and before requesting final payment.

3.3 SAFETY:

A. SAFETY PLAN: Contractor shall submit, for approval before any work is conducted on site, a safety and a quality assurance plan for the project. Plans shall be site specific for this project. The safety plan shall address all OSHA personnel safety equipment and clothing to be worn on the construction site.

B. SUPERINTENDENT RESPONSIBILITY: Contractor’s on-site superintendent shall ensure all personnel (including all sub contactors) comply with the approved safety plan/manual.

C. MSDS’s: Contractor shall maintain copies of all the Material Safety Data Sheets for all materials on the construction site for the duration of the contract.

D. DISPOSAL OF DEBRIS: Demolition of debris shall be removed from the project site and disposed of in a legal disposal site by the Contractor. Contractor shall pay all fees required for disposal.

3.4 DELIVERY, STORAGE, AND HANDLING:

A. Delivery: Protect products incorporated into the work from damage while in transit to the site. Products must be delivered in original unopened containers with manufacturer’s name, brand designation, and contents legibly indicated. The containers shall bear the referenced specification number, type, and class as applicable.

B. Storage: Provide temporary storage facilities for products. Storage shall comply with the manufacturer’s instructions. The storage area shall permit access for inspection and handling.

C. Handling: Load and unload products protecting them from damage.

GENERAL INFORMATION AND REQUIREMENTS 01009-5

3.5 PROJECT WARRANTEES:

A. All project construction shall be provided with a one-year warranty in accordance with

FAR 52.246-21.

B. With respect to warranties, expressed or implied, from manufacturers or suppliers for materials or equipment furnished under the contract, the Contractor shall:

1. Obtain the most favorable warranties that would be given by the Contractor in normal commercial practices, but in no case less than called for by the specifications.

2. Require warranties to be executed, in writing, for the benefit of the Government.

3. Submit warranties to the COTR prior to the final inspection.

3.6 SPECIFIC WORK REQUIREMENTS – REFER TO SPECIFIC TECHNICAL

SPECIFICATIONS.

END OF STATEMENT OF WORK

CONCRETE FILLED STEEL BOLLARDS 02875 - 1

SECTION 02875 – CONCRETE FILLED STEEL SAFETY BOLLARDS

PART 1 - GENERAL

1.1 SUMMARY: This specification covers construction of concrete-filled pipe bollards at each location as required by NFPA, OSHA, and local state statutes for electrical safety.

1.2 SUBMITTALS

A. Concrete Mix Designs.

1.3 ACCESS TO SITE

A. Use of Site: Limit use of Project site to work in areas indicated. Do not disturb portions of Project site beyond areas in which the Work is indicated.

1. Driveways and Entrances: Keep driveways and entrances serving premises clear and available to Government employees and emergency vehicles at all times. Do not use these areas for parking or storage of materials.

PART 2 - PRODUCTS

2.1 STEEL PIPE

A. Steel pipe: ASTM A50, standard weight.

2.2 CONCRETE MIXTURES

A. Prepare design mixtures, proportioned according to ACI 301, with the following properties:

1. Compressive Strength (28 Days): 3,500 psi.

2. Maximum Water-Cementitious Materials Ratio at Point of Placement: 0.52.

3. Slump Limit: 4 inches, plus or minus 1 inch.

4. Air Content: 5.5 percent plus or minus 1.5 percent.

B. Air-Entraining Admixture: ASTM C 260.

C. Chemical Admixtures: ASTM C 494/C 494M, of type suitable for application, certified by manufacturer to be compatible with other admixtures and to contain not more than 0.1 percent water-soluble chloride ions by mass of cementitious material.

CONCRETE FILLED STEEL BOLLARDS 02875 - 2

2.3 CURING MATERIALS: White Waterborne Membrane-Forming Curing Compound:

ASTM C 309, Type 2, Class B.

2.4 CONCRETE MIXING

A. Ready-Mixed Concrete: Measure, batch, and mix concrete materials and concrete according to

ASTM C 94/C 94M.

B. Furnish batch certificates to Facility Manger for each batch discharged and used in the Work at time of placement.

PART 3 - EXECUTION

3.1 PREPARATION

A. Locate and flag buried utility lines before excavating for pipe bollards. .

3.2 BOLLARD INSTALLATION

A. Install steel pipe bollards to indicated depth.

B. Place concrete and hand tamp around bollard while keeping bollard plumb. Mound concrete in and around bollard to prevent water ponding.

C. Clean and paint steel pipe bollards.

3.3 BATCHING, MIXING, PLACING AND CURING

A. All concrete exposed to view shall have a formed or float finish or its equivalent and shall be free of honeycombed or sand-streaked areas.

B. Protect all concrete against injury until final acceptance by the Government.

END OF SPECIFICATION

BASIC ELECTRICAL MATERIALS AND METHODS 16050 - 1

SECTION 16050 - BASIC ELECTRICAL MATERIALS AND METHODS

PART 1 - GENERAL

1.1 SUMMARY

A. This Section includes the following:

1. Supporting devices for electrical components.

2. Electrical identification.

3. Concrete equipment bases.

4. Electrical demolition.

5. Cutting and patching for electrical construction.

6. Touchup painting.

1.2 QUALITY ASSURANCE

A. Electrical Components, Devices, and Accessories: Listed and labeled as defined in NFPA 70, Article 100, by a testing agency acceptable to authorities having jurisdiction, and marked for intended use.

B. Comply with NFPA 70.

1.3 COORDINATION

A. Coordinate chases, slots, inserts, sleeves, and openings with general construction work and arrange in building structure during progress of construction to facilitate the electrical installations that follow. Set inserts and sleeves in poured-in-place concrete, masonry work, and other structural components as they are constructed.

B. Sequence, coordinate, and integrate installing electrical materials and equipment for efficient flow of the Work. Coordinate installing large equipment requiring positioning before closing in the building.

C. Coordinate electrical service connections to components furnished by utility companies.

1. Coordinate installation and connection of exterior underground and overhead utilities and services, including provision for electricity-metering components.

2. Comply with requirements of authorities having jurisdiction and of utility company providing electrical power and other services.

3. The local utility serving the new building site: Pedernales Electric Cooperative, 201

South Avenue F, PO Box 1, Johnson City TX, 78636-0001. Telephone: 830-868-6003.

D. Where electrical identification devices are applied to field-finished surfaces, coordinate installation of identification devices with completion of finished surface.

BASIC ELECTRICAL MATERIALS AND METHODS 16050 - 2

PART 2 - PRODUCTS

2.1 SUPPORTING DEVICES

A. Material: Cold-formed steel, with corrosion-resistant coating

B. Metal Items for Use Outdoors or in Damp Locations: Hot-dip galvanized steel.

C. Slotted-Steel Channel Supports: Flange edges turned toward web, and 9/16-inch- (14-mm-) diameter slotted holes at a maximum of 2 inches (50 mm) o.c., in webs.

D. Raceway and Cable Supports: Manufactured clevis hangers, riser clamps, straps, threaded C-clamps with retainers, ceiling trapeze hangers, wall brackets, and spring-steel clamps or click-type hangers.

E. Pipe Sleeves: ASTM A 53, Type E, Grade A, Schedule 40, galvanized steel, plain ends.

F. Cable Supports for Vertical Conduit: Factory-fabricated assembly consisting of threaded body and insulating wedging plug for non-armored electrical cables in riser conduits. Plugs have number and size of conductor gripping holes as required suiting individual risers. Body constructed of malleable-iron casting with hot-dip galvanized finish.

G. Expansion Anchors: Carbon-steel wedge or sleeve type.

H. Toggle Bolts: All-steel springhead type.

I. Powder-Driven Threaded Studs: Heat-treated steel.

2.2 ELECTRICAL IDENTIFICATION

A. Identification Devices: A single type of identification product for each application category.

Use colors prescribed by ANSI A13.1, NFPA 70, and these Specifications.

B. Raceway and Cable Labels: Comply with ANSI A13.1, Table 3, for minimum size of letters for legend and minimum length of color field for each raceway and cable size.

1. Type: Preprinted, flexible, self-adhesive, vinyl. Legend is overlaminated with a clear, weather- and chemical-resistant coating.

2. Color: Black letters on orange background.

3. Legend: Indicates voltage.

C. Colored Adhesive Marking Tape for Wires, and Cables: Self-adhesive vinyl tape, not less than 1 inch wide by 3 mils thick (25 mm wide by 0.08 mm thick).

D. Underground Warning Tape: Permanent, bright-colored, continuous-printed, vinyl tape with the following features:

1. Not less than 6 inches wide by 4 mils thick (150 mm wide by 0.102 mm thick).

2. Compounded for permanent direct-burial service.

BASIC ELECTRICAL MATERIALS AND METHODS 16050 - 3

3. Embedded continuous metallic strip or core for identification of underground pipelines and electrical lines.

4. Printed legend that indicating type of underground line.

E. Tape Markers for Wire: Vinyl or vinyl-cloth, self-adhesive, wraparound type with preprinted numbers and letters to identify panel board and circuit numbers.

F. Color-Coding Cable Ties: Type 6/6 nylon, self-locking type. Colors to suit coding scheme.

G. Engraved-Plastic Labels, Signs, and Instruction Plates: Engraving stock, melamine plastic laminate drilled for mechanical fasteners 1/16-inch (1.6-mm) minimum thickness for signs up to 20 sq. in. (129 sq. cm) and 1/8-inch (3.2-mm) minimum thickness for larger sizes. Engraved 1/8” high lettering in black letters on yellow background.

H. Exterior Warning and Caution Signs: Comply with 29 CFR, Chapter XVII, Part 1910.145.

Weather-resistant, nonfading, preprinted, cellulose-acetate butyrate signs with 0.0396-inch (1-mm), galvanized-steel backing, with colors, legend, and size appropriate to the application. 1/4-inch (6-mm) grommets in corners for mounting.

I. Mechanical Fasteners for Nameplates and Signs: Self-tapping, stainless-steel screws or No. 10/32 stainless-steel machine screws with nuts and flat and lock washers.

J. ARC FLASH HAZZARD WARNING LABELING: Provide NEC 110.16 required Arc Flash and Shock Hazard Labeling for all new electrical equipment provided in this project including but not limited to service equipment, switchboards, electric panels and transfer switches.

K. ARCH FLASH PPE LABELING: Provide appropriate labeling showing required Personnel Protection Equipment (PPE) and the Approach Boundaries for personnel performing work on the equipment. The label shall be placed on the equipment cover, showing the information required to comply with Part II of NFPA 70E - “Standards for Electrical Safety Requirement for Employee Workplaces. Labels shall be permanent, resistant to fading in UV light, and capable of withstanding the high environmental factors that exist at the facility. Identify where replacement labels can be obtained in the Owner’s Operation and Maintenance Manual. Place appropriate Arc Flash and Shock Hazard Labeling to the following existing electrical equipment:

1. The front of the Electrical Service Equipment.

2. New 208Vac equipment Distribution panel.

3. New equipment disconnect switches, L. Provide a permanent, engraved, label showing the Available Fault-Current at the new electrical service equipment per NEC 110.24 and 110.9.

2.3 CONCRETE BASES: Concrete: 3000-psi (20.7-MPa), 28-day compressive strength.

2.4 TOUCHUP PAINT

A. For Equipment: Equipment manufacturer's paint selected to match installed equipment finish.

BASIC ELECTRICAL MATERIALS AND METHODS 16050 - 4

B. Galvanized Surfaces: Zinc-rich paint recommended by item manufacturer.

PART 3 - EXECUTION

3.1 ELECTRICAL EQUIPMENT INSTALLATION APPLYING TO ALL NEW ELECTRICAL

INSTALLATIONS.

A. If mounting heights or other location criteria are not indicated, arrange and install components and equipment to comply with NEC 110.26.

B. Equipment: Install to facilitate service, maintenance, and repair or replacement of components.

Connect for ease of disconnecting, with minimum interference with other installations.

C. Right of Way: Give way to all piping systems or other systems which are installed at a required slope.

3.2 ELECTRICAL SUPPORTING DEVICE APPLICATION

A. Damp Locations and Outdoors: Hot-dip galvanized materials or nonmetallic, U-channel system components.

B. Support Clamps for PVC Raceways: Click-type clamp system.

C. Selection of Supports: Comply with manufacturer's written instructions.

D. Strength of Supports: Adequate to carry present and future loads, times a safety factor of at least four; minimum of 200-lb (90-kg) design load.

3.3 SUPPORT INSTALLATION

A. Install support devices to securely and permanently fasten and support electrical components.

B. Install 1/4-inch- (6-mm-) diameter or larger threaded steel hanger rods, unless otherwise indicated.

C. Provide and arrange equipment supports so all vertical loads are not supported by raceways raceway terminals, enclosed conductors or by raceway supports.

D. Install metal channel racks for mounting cabinets, panelboards, disconnect switches, control enclosures, pull and junction boxes, transformers, and other devices unless components are mounted directly to structural elements of adequate strength.

E. Install sleeves for cable and raceway penetrations of concrete slabs.

F. Securely fasten electrical items and their supports to structures, unless otherwise indicated.

Perform fastening according to the following unless other fastening methods are indicated:

BASIC ELECTRICAL MATERIALS AND METHODS 16050 - 5

1. New Concrete: Concrete inserts with machine screws and bolts.

2. Existing Concrete: Expansion bolts.

3. Instead of expansion bolts, threaded studs driven by a powder charge and provided with lock washers may be used in existing concrete.

4. Steel: Welded threaded studs or spring-tension clamps on steel. Field Welding shall comply with AWS D1.1.

5. Fasteners: Select so the load applied to each fastener does not exceed 25 percent of its proof-test load.

3.4 IDENTIFICATION MATERIALS AND DEVICES

A. Install at locations for most convenient viewing without interference with operation and maintenance of equipment.

B. Coordinate names, abbreviations, colors, and other designations used for electrical identification with corresponding designations indicated in the Contract Documents or required by codes and standards. Use consistent designations throughout Project.

C. Identify raceways and cables with color banding as follows:

1. Locations: At changes in direction, at penetrations of walls and floors, at 50-foot (15-m) maximum intervals in straight runs, and at 25-foot (8-m) maximum intervals in congested areas.

D. Tag and label circuits designated to be extended in the future. Identify source and circuit numbers in each cabinet, pull and junction box, and outlet box. Color-coding may be used for voltage and phase identification.

E. Install continuous underground plastic markers during trench backfilling, for exterior underground power, control, signal, and communication lines located directly above power and communication lines. Locate 6 to 8 inches (150 to 200 mm) below finished grade. If width of multiple lines installed in a common trench or concrete envelope does not exceed 16 inches (400 mm), overall, use a single line marker.

F. Color-code 480/277VAC, three-phase system secondary service, feeder, and branch-circuit conductors throughout the secondary electrical system as follows:

1. Phase A: Brown.

2. Phase B: Orange.

3. Phase C: Yellow.

G. Color-code 208/120VAC three-phase system secondary service, feeder, and branch-circuit conductors throughout the secondary electrical system as follows:

1. Phase A: Black.

2. Phase B: Red.

3. Phase C: Blue

H. Color-code 240/120VAC single/split phase system secondary service, feeder, and branch-circuit conductors throughout the secondary electrical system as follows:

1. Phase A: Black.

2. Phase B: Red.

BASIC ELECTRICAL MATERIALS AND METHODS 16050 - 6

I. Install warning, caution, and instruction signs where required to comply with 29 CFR, Chapter XVII, Part 1910.145, and where needed to ensure safe operation and maintenance of electrical systems and of items to which they connect.

J. Install engraved plastic-laminated instruction signs with approved legend where instructions are needed for system or equipment operation. Install metal-backed butyrate signs for outdoor items.

K. Install engraved-laminated emergency-operating signs with white letters on red background with minimum 3/8-inch- (9-mm-) high lettering for emergency instructions on power transfer, and other emergency operations.

L. Permanently identify required working space around all electrical equipment as required by

NEC 110.26

3.5 CONCRETE BASES: Construct concrete bases of dimensions indicated, but not less than 6 inches (150 mm) larger, in both directions, than supported unit. Follow supported equipment manufacturer's anchorage recommendations and setting templates for anchor-bolt and tie locations, unless otherwise indicated. Use 3000-psi (20.7-MPa), 28-day compressive-strength concrete and reinforcement.

3.6 DEMOLITION

A. Protect existing electrical equipment and installations indicated to remain. If damaged or disturbed in the course of the work, remove damaged portions and install new products of equal capacity, quality, and functionality.

B. Accessible Work: Remove exposed electrical equipment and installations, indicated to be demolished, in their entirety.

C. Abandoned Work: Cut and remove buried raceway and wiring, indicated to be abandoned in place, 2 inches (50 mm) below the surface of adjacent construction. Cap raceways and patch surface to match existing finish.

D. Remove demolished material from Project site.

E. Remove, store, clean, reinstall, reconnect, and make operational components indicated for relocation.

3.7 CUTTING AND PATCHING

A. Cut, channel, and drill concrete slabs, floors, and other surfaces required to permit electrical installations. Perform cutting by skilled mechanics of trades involved.

B. Repair and refinish disturbed finish materials and other surfaces to match adjacent undisturbed surfaces. Repair and refinish materials and other surfaces by skilled mechanics of trades involved.

BASIC ELECTRICAL MATERIALS AND METHODS 16050 - 7

3.8 FIELD QUALITY CONTROL

A. Inspect installed components for damage and faulty work, including the following:

1. Supporting devices for electrical components.

2. Electrical identification.

3. Concrete bases.

4. Electrical demolition.

5. Cutting and patching for electrical construction.

6. Touchup painting.

3.9 REFINISHING AND TOUCHUP PAINTING

A. Refinish and touch up paint.

1. Clean damaged and disturbed areas and apply primer, intermediate, and finish coats to suit the degree of damage at each location.

2. Follow paint manufacturer's written instructions for surface preparation and for timing and application of successive coats.

3. Repair damage to galvanized finishes with zinc-rich paint recommended by manufacturer.

4. Repair damage to PVC or paint finishes with matching touchup coating recommended by manufacturer.

3.10 CLEANING AND PROTECTION

A. On completion of installation, including outlets, fittings, and devices, inspect exposed finish.

Remove burrs, dirt, paint spots, and construction debris.

B. Protect equipment and installations and maintain conditions to ensure that coatings, finishes, and cabinets are without damage or deterioration at time of Substantial Completion.

END OF SECTION 16050

GROUNDING AND BONDING 16060 - 1

SECTION 16060 - GROUNDING AND BONDING

PART 1 - GENERAL

1.1 SUMMARY

A. This Section includes methods and materials for grounding systems and equipment.

1.2 SUBMITTALS

A. Product Data: For each type of product indicated.

B. Other Informational Submittals: Plans showing dimensioned as-built locations of grounding features specified in Part 3 "Field Quality Control" Article, including the following:

1. Ground rods and connection.

2. All metal pipe bonding connection method.

C. Qualification Data: For testing agency and testing agency's field supervisor.

D. Field quality-control test reports.

1.3 QUALITY ASSURANCE

A. Electrical Components, Devices, and Accessories: Listed and labeled as defined in NFPA 70, Article 100, by a testing agency acceptable to authorities having jurisdiction, and marked for intended use.

B. Comply with UL 467 for grounding and bonding materials and equipment.

PART 2 - PRODUCTS

2.1 CONDUCTORS

A. Insulated Conductors: Copper wire or cable insulated for 600 V unless otherwise required by applicable Code or authorities having jurisdiction.

B. Grounding Electrode Conductors: ASTM B 8. Stranded conductor in conduit.

C. Equipment Grounding Conductors: Insulated with green-colored insulation.

D. Bare Copper Conductors:

1. Solid Conductors: ASTM B 3.

2. Stranded Conductors: ASTM B 8.

3. Bonding Conductor: No. 4 or No. 6 AWG, stranded conductor.

GROUNDING AND BONDING 16060 - 2

4. Bonding Jumper: Copper tape, braided conductors, terminated with copper ferrules; 1- 5/8 inches (41 mm) wide and 1/16 inch (1.6 mm) thick.

5. Counterpoise: ASTM B 33. NO.32 Standard -32 strands of 17 Gauge, 7/16” diameter, braided smooth twist, 65500 circular mils.

E. Grounding Bus: Rectangular bars of annealed copper with insulators.

2.2 CONNECTORS

A. Comply with IEEE 837 and UL 467; listed for use for specific types, sizes, and combinations of conductors and connected items.

B. Bolted Connectors for Conductors and Pipes and Ground Rods: Shall be Grounding Pipe Clamps using copper or copper alloy, bolted pressure-type, with at least two bolts. Pipe connectors shall be proper for size of pipe. Connectors shall have separate bolted connections-one per conductor connection and one for pipe or ground rod connection. Single bolt compression type clamps for both ground rod and grounding conductor will not be accepted.

C. Welded Connectors: Exothermic-welding type with kits recommended by manufacturer for materials being joined and installation conditions. Cadweld or equal.

2.3 GROUNDING ELECTRODES

A. Ground Rods: Copper-clad steel 3/4 inch by10 feet (19 mm by 3 m) in diameter.

PART 3 - EXECUTION

3.1 SUMMARY OF PROJECT GROUNDING REQUIREMENTS

A. Construct a NEW system grounding electrode systems for the new electric service equipment, and new transformers locations that complies with Part III of NEC Article 250 and these specifications. The new electrode grounding system shall consist of the following:

1. Mmulti- Ten foot Ground rod electrode with Cadweld connections of equivalent.

B. Test and document installed grounding electrode system resistance for each new service or separately derived electrical system in accordance with paragraph 3.5 below.

C. Provide an effective electrical equipment grounding system for all new electrical circuits and modified existing electrical circuits as specified by all NEC articles, contract drawings and contract specifications. Bond the equipment grounding system and electrical system’s grounded conductor only at new service or separately derived over-current protection equipment and keep the two systems separated down stream of the Electrical Panel-board.

D. Bond metal, non-electric system equipment and systems to the grounding electrode system serving the equipment with an accessible equipment grounding connection at the electrical system’s electrical distribution panel.

GROUNDING AND BONDING 16060 - 3

3.2 APPLICATIONS

A. Conductors: Install solid conductor for No. 8 AWG and smaller, and stranded conductors for No. 6 AWG and larger, unless otherwise indicated.

B. Exothermic-Welded Connections: Use for connections to ground rod connections and for all underground connections, except those at test wells.

C. Equipment Grounding Conductor Terminations: Use bolted pressure clamps.

D. Grounding Bus: Install grounding bus in the electrical panel-board equipment, and elsewhere as indicated.

E. Specific Conductor Termination Connections:

1. Pipe and Equipment Grounding Conductor Terminations: Bolted connectors.

2. Underground Connections: Welded connectors, except as otherwise indicated.

3. Connections to Ground Rods: Welded connectors.

4. Connections to Structural Steel: Welded connectors.

3.3 EQUIPMENT GROUNDING

A. Install insulated equipment grounding conductors inside conduit with all feeders and branch circuits. Metal conduit and raceways SHALL NOT BE USED as equipment grounding conductors. All raceways and conduits shall have an appropriately sized copper equipment grounding conductor ran with the circuit conductors.

B. In addition to those required by NFPA 70, install insulated equipment grounding conductors with the following items:

1. Feeders and branch circuits.

2. Single-phase motor and appliance branch circuits.

3. Three-phase motor and appliance branch circuits.

4. Flexible raceway runs including Amored (AC), Metal-Clad (MC) and similar cable runs.

3.4 INSTALLATION

A. Grounding Conductors: Route along shortest and straightest paths possible, unless otherwise indicated or required by Code. Avoid obstructing access or placing conductors where they may be subjected to strain, impact, or damage.

B. Ground Rods: Drive rods until tops are 2 inches (50 mm) above final grade, unless otherwise indicated.

1. Interconnect ground rods with grounding electrode conductor above grade or as otherwise indicated. Make connections without exposing steel or damaging coating, if any.

2. For grounding electrode system, install at least two rods spaced at least one-rod length from each other and located at least the same distance from other grounding electrodes, and connect to the service grounding electrode conductor.

3. Use exothermic-welded connectors for all ground rods.

GROUNDING AND BONDING 16060 - 4

C. Service equipment grounding and bonding:

1. System Grounding Electrode Conductor: shall be installed in accordance with NEC

250.62, 250.64, and 250.66.

2. Main Bonding Jumper: shall be sized and installed in accordance with NEC 250.28.

3. Supply-Side Bonding Jumper: Bond all conductive metal components in the service equipment per NEC 250.102.

D. Bonding Straps and Jumpers: Install in locations accessible for inspection and maintenance, except where routed through short lengths of conduit.

1. Bonding to Shade Structure: Bond straps directly to basic structure, taking care not to penetrate any adjacent parts.

2. Bonding to Equipment Mounted on Vibration Isolation Hangers and Supports: Install so vibration is not transmitted to rigidly mounted equipment.

3. Use exothermic-welded connectors for outdoor locations, but if a disconnect-type connection is required, use a bolted clamp.

E. Grounding and Bonding for Piping: (IF encountered or required at construction site)

1. Metal Water Service Pipe: Install insulated copper grounding conductors, in conduit, from building's main service equipment, or grounding bus, to main metal water service entrances to building. Connect grounding conductors to main metal water service pipes, using a bolted clamp connector or by bolting a lug-type connector to a pipe flange, using one of the lug bolts of the flange. Where a dielectric main water fitting is installed, connect grounding conductor on street side of fitting. Bond metal grounding conductor conduit or sleeve to conductor at each end.

3.5 FIELD QUALITY CONTROL

A. Perform the following tests and inspections and prepare test reports:

1. After installing grounding system but before permanent electrical circuits have been energized, test for compliance with requirements.

2. Test completed grounding system at each location where a new grounding electrode system was installed. Make tests where grounding electrode conductor connects to the grounded (neutral) conductor for each individual system.

a. Measure ground resistance not less than two full days after last trace of precipitation and without soil being moistened by any means other than natural drainage or seepage and without chemical treatment or other artificial means of reducing natural ground resistance.

b. Perform tests by using a clamp-on ground resistance Ohmmeter.

c. Acceptable ground resistances shall not exceed the following values:

1) Power and Lighting Equipment or System with Capacity 500 kVA and Less:

Less than 10 ohms.

B. Report measured ground resistances in final report before final inspection and payment request.

C. Excessive Ground Resistance: If resistance to ground exceeds specified values, notify Contracting Officer promptly and include recommendations to reduce ground resistance.

END OF SECTION 16060

CONDUCTORS AND CABLES 16120 - 1

SECTION 16120 - CONDUCTORS AND CABLES

PART 1 - GENERAL

1.1 SUMMARY

A. This Section includes the following:

1. Branch circuit wires and cables rated 600 V and less.

2. Connectors, splices, and terminations rated 600 V and less.

B. Related Sections include the following:

1. Division 16 Section 16130 "Raceways and Boxes" for Type AC and MC cabling.

1.2 DEFINITIONS

A. Ampacity: Refer to 2017 NEC 100.

B. EPDM: Ethylene-propylene-diene terpolymer rubber.

C. NBR: Acrylonitrile-butadiene rubber.

1.3 SUBMITTALS: Provide Product Data: for each type of product indicated.

1.4 QUALITY ASSURANCE

A. Electrical Components, Devices, and Accessories: Listed and labeled as defined in NFPA 70, Article 100, by a testing agency acceptable to authorities having jurisdiction, and marked for intended use.

B. Comply with NFPA 70.

C. At Final Inspection, provide torque-wrench to demonstrate proper conductor connection tightness on electrical service equipment, ATS, isolation safety switches and electrical distribution panels.

1.5 COORDINATION: Set sleeves in cast-in-place concrete, and other structural components as they are constructed.

PART 2 - PRODUCTS

2.1 CONDUCTORS AND CABLES

A. Copper Conductors: Comply with NEMA WC 70.

CONDUCTORS AND CABLES 16120 - 2

B. Conductor Insulation: Comply with NEMA WC 70 for Types THHN-THWN, and XHHW.

2.2 CONNECTORS AND SPLICES: Factory-fabricated connectors and splices of size, ampacity rating, material, type, and class for application and service indicated.

PART 3 - EXECUTION

3.1 CONDUCTOR MATERIAL APPLICATIONS

A. Feeders: Copper. Solid for No. 10 AWG and smaller; stranded for No. 8 AWG and larger.

B. Branch Circuits: Copper. Solid for No. 10 AWG and smaller; stranded for No. 8 AWG and larger.

3.2 CONDUCTOR INSULATION AND MULTICONDUCTOR CABLE APPLICATIONS AND

WIRING METHODS

A. Conductor sizes and types along with raceway sizes and types shall be as shown on drawings. If conductors and raceways are not shown on drawings, they shall be in accordance with the following:

1. Service Entrance- One of the following, as applicable:

a. Type THWN-2 or XHHW-2, single conductors in raceway

2. Exposed Feeders: Type THWN-2, single conductors in raceway.

3. Feeders Concealed in Concrete, below Slabs-on-Grade, and Under-ground: Type THWN-

2 or XHHW-2single conductors in raceway.

4. Exposed Branch Circuits including:

a. Type THHN or THWN-2, single conductors in raceway.

5. Branch Circuits Concealed in Concrete, below Slabs-on-Grade, and Underground:

Type THWN-2, single conductors in raceway.

3.3 INSTALLATION OF CONDUCTORS AND CABLES

A. Use manufacturer-approved pulling compound or lubricant where necessary; compound used must not deteriorate conductor or insulation. Do not exceed manufacturer's recommended maximum pulling tensions and sidewall pressure values.

B. Use pulling means, including fish tape, cable, rope, and basket-weave wire/cable grips, that will not damage cables or raceway.

C. Install exposed cables parallel and perpendicular to surfaces of exposed structural members, and follow surface contours where possible.

D. Identify and color-code conductors and cables according to Division 16 Section "Electrical Basic Materials and Methods."

CONDUCTORS AND CABLES 16120 - 3

3.4 CONNECTIONS

A. Tighten electrical connectors and terminals according to manufacturer's published torque-tightening values. If manufacturer's torque values are not indicated, use those specified in UL 486A and UL 486B. Record, document and submit torque termination values for conductor terminations 3Awg and larger to COTR before requesting final inspection.

B. Make splices and taps that are compatible with conductor material and that possess equivalent or better mechanical strength and insulation ratings than unspliced conductors.

C. Wiring at Outlets: Install conductor at each outlet with at least 6 inches (150 mm) of slack per

NEC 300.14.

END OF SECTION 16120

RACEWAYS AND BOXES 16130 - 1

SECTION 16130 - RACEWAYS AND BOXES

PART 1 - GENERAL

1.1 SUMMARY

A. This Section includes raceways, fittings, boxes, enclosures, and cabinets for electrical wiring.

1.2 DEFINITIONS

A. EMT: Electrical metallic tubing.

B. ENT: Electrical nonmetallic tubing.

C. IMC: Intermediate metal conduit.

D. LFMC: Liquidtight flexible metal conduit.

E. LFNC: Liquidtight flexible nonmetallic conduit.

F. RNC: Rigid nonmetallic conduit.

1.3 SUBMITTALS: Product Data for surface raceways, wire-ways and fittings, hinged-cover enclosures, and cabinets.

1.4 QUALITY ASSURANCE

A. Electrical Components, Devices, and Accessories: Listed and labeled as defined in NFPA 70, Article 100, by a testing agency acceptable to authorities having jurisdiction, and marked for intended use.

B. Comply with NFPA 70.

PART 2 - PRODUCTS

2.1 METAL CONDUIT AND TUBING

A. Rigid Steel Conduit: ANSI C80.1.

B. IMC: ANSI C80.6.

C. PVC-Coated Steel Conduit: PVC-coated rigid steel conduit and IMC.

1. Comply with NEMA RN 1.

2. Coating Thickness: 0.040 inch (1 mm), minimum.

RACEWAYS AND BOXES 16130 - 2

D. EMT: ANSI C80.3.

E. Fittings for Conduit (Including all Types and Flexible and Liquidtight), EMT, and Cable:

NEMA FB 1; listed for type and size raceway with which used, and for application and environment in which installed.

1. Conduit Fittings for Hazardous (Classified) Locations: Comply with UL 886.

2. Fittings for EMT: Steel or die-cast, compression type.

3. Coating for Fittings for PVC-Coated Conduit: Minimum thickness, 0.040 inch (1 mm), with overlapping sleeves protecting threaded joints.

F. Joint Compound for Rigid Steel Conduit or IMC: Listed for use in cable connector assemblies, and compounded for use to lubricate and protect threaded raceway joints from corrosion and enhance their conductivity.

G. Conduit Wrap: PVC-Based, all weather corrosion protection tape,20mil thick, to provide protection against moisture, acids, alkalies, salts and sewage. Shall be equivalent to Scothrap Tape with Pipe Primer.

2.2 NONMETALLIC CONDUIT AND TUBING

A. ENT: NEMA TC 13.

B. RNC: NEMA TC 2, Type EPC-40 or 80-PVC as specified in application or unless otherwise indicated.

C. LFNC: UL 1660.

D. Fittings for ENT and RNC: NEMA TC 3; match to conduit or tubing type and material.

E. Fittings for LFNC: UL 514B.

2.3 METAL WIREWAYS

A. Description: Sheet metal sized and shaped as indicated, NEMA 250, 3R, unless otherwise indicated.

B. Fittings and Accessories: Include couplings, offsets, elbows, expansion joints, adapters, hold-down straps, end caps, and other fittings to match and mate with wireways as required for complete system.

C. Wireway Covers: Screw-cover type

D. Finish: Manufacturer's standard enamel finish.

2.4 NONMETALLIC WIREWAYS

A. Description: PVC plastic, extruded and fabricated to size and shape indicated, with snap-on cover and mechanically coupled connections with plastic fasteners.

RACEWAYS AND BOXES 16130 - 3

B. Fittings and Accessories: Include couplings, offsets, elbows, expansion joints, adapters, hold-down straps, end caps, and other fittings to match and mate with wireways as required for complete system.

2.5 BOXES, ENCLOSURES, AND CABINETS

A. Cast-Metal Outlet and Device Boxes: NEMA FB 1, ferrous alloy Type FD, with gasketed cover.

B. Nonmetallic Outlet and Device Boxes: NEMA OS 2.

C. Cast-Metal Access, Pull, and Junction Boxes: NEMA FB 1, cast aluminum with gasketed cover.

D. Hinged-Cover Enclosures: NEMA 250, Type 1, with continuous-hinge cover with flush latch, unless otherwise indicated. Metal Enclosures shall be steel, finished inside and out with manufacturer's standard enamel.

E. Cabinets:

1. NEMA 250, Type 1, galvanized-steel box with removable interior panel and removable front, finished inside and out with manufacturer's standard enamel.

2. Hinged door in front cover with flush latch and concealed hinge.

3. Key latch to match panelboards.

4. Metal barriers to separate wiring of different systems and voltage.

5. Accessory feet where required for freestanding equipment.

2.6 HANDHOLES AND BOXES FOR EXTERIOR UNDERGROUND WIRING

A. Description: Comply with SCTE 77.

1. Color of Frame and Cover: Gray.

2. Configuration: Units shall be designed for flush burial and have open bottom, unless otherwise indicated.

3. Cover: Weatherproof, secured by tamper-resistant locking devices and having structural load rating consistent with enclosure.

4. Cover Finish: Nonskid finish shall have a minimum coefficient of friction of 0.50.

5. Cover Legend: Molded lettering, as indicated for each service.

6. Conduit Entrance Provisions: Conduit-terminating fittings shall mate with entering ducts for secure, fixed installation in enclosure wall.

7. Handholes 12 inches wide by 24 inches long (300 mm wide by 600 mm long) and larger shall have inserts for cable racks and pulling-in irons installed before concrete is poured.

B. Polymer-Concrete Handholes and Boxes with Polymer-Concrete Cover: Molded of sand and aggregate, bound together with polymer resin, and reinforced with steel or fiberglass or a combination of the two.

RACEWAYS AND BOXES 16130 - 4

2.7 SLEEVES FOR RACEWAYS

A. Steel Pipe Sleeves: ASTM A 53/A 53M, Type E, Grade B, Schedule 40, galvanized steel, plain ends.

B. For exterior below grade penetration: Cast-Iron Pipe Sleeves: Cast or fabricated "wall pipe," equivalent to ductile-iron pressure pipe, with plain ends and integral waterstop, unless otherwise indicated.

PART 3 - EXECUTION

3.1 RACEWAY APPLICATION:

A. OUTDOORS: Apply raceway products as specified below, unless otherwise indicated:

1. Exposed Conduit: Rigid steel conduit (RGSC) or Intermediate metal conduit (IMC)

Wrapped with PVC Tape.

2. Concealed Conduit, Aboveground: IMC.

3. Underground Conduit and conduit encased in concrete: Type EPC-80-PVC, direct buried.

Elbows for stub up shall be wrapped IMC or wrapped Rigid steel conduit.

4. Conduit encased in concrete: Type EPC-80-PVC, direct buried.

5. Connection to Vibrating Equipment (Including Transformers): LFNC.

6. Boxes and Enclosures, Aboveground: NEMA 250, Type 4.

7. Application of Handholes and Boxes for Underground Wiring:

a. Handholes and Pull Boxes in open areas and Similar Applications with a Safety Factor for Non-deliberate Loading by Vehicles: Polymer-concrete units, SCTE 77, Tier 8 structural load rating.

B. Minimum Raceway Size: 3/4-inch (21-mm) trade size.

C. Raceway Fittings: Compatible with raceways and suitable for use and location.

1. Rigid and Intermediate Steel Conduit: Use threaded rigid steel conduit fittings, unless otherwise indicated.

2. PVC Externally Coated, Rigid Steel Conduits: Use only fittings listed for use with that material. Patch and seal all joints, nicks, and scrapes in PVC coating after installing conduits and fittings. Use sealant recommended by fitting manufacturer.

D. Install nonferrous conduit or tubing for circuits operating above 60 Hz.

3.2 INSTALLATION

A. Install horizontal raceway runs above water piping.

B. Complete raceway installation before starting conductor installation.

C. Arrange stub-ups so curved portions of bends are not visible above the finished slab.

D. Install no more than the equivalent of three 90-degree bends in any conduit.

RACEWAYS AND BOXES 16130 - 5

E. Raceways Embedded in Slabs:

1. Run conduit larger than 1-inch (27-mm) trade size, parallel or at right angles to main reinforcement. Where at right angles to reinforcement, place conduit close to slab support.

2. Arrange raceways to cross construction expansion joints at right angles with expansion fittings.

F. Threaded Conduit Joints, Exposed to Wet, Damp, Corrosive, or Outdoor Conditions: Apply listed compound to threads of raceway and fittings before making up joints. Follow compound manufacturer's written instructions.

G. Raceway Terminations at Locations Subject to Moisture or Vibration: Use insulating bushings to protect conductors, including conductors smaller than No. 4 AWG.

H. Install pull wires in empty raceways. Use polypropylene or monofilament plastic line with not less than 200-lb (90-kg) tensile strength. Leave at least 12 inches (300 mm) of slack at each end of pull wire.

I. Install raceway sealing fittings at suitable, approved, and accessible locations and fill them with listed sealing compound. For concealed raceways, install each fitting in a flush steel box with a blank cover plate having a finish similar to that of adjacent plates or surfaces. Install raceway sealing fittings at the following points:

1. Where otherwise required by NFPA 70.

3.3 INSTALLATION OF UNDERGROUND CONDUIT

A. Direct-Buried Conduit:

1. Excavate trench bottom to provide firm and uniform support for conduit. Prepare trench bottom as shown on drawings.

2. After installing conduit, backfill and compact. Start at tie-in point, and work toward end of conduit run, leaving conduit at end of run free to move with expansion and contraction as temperature changes during this process. Firmly hand tamp backfill around conduit to provide maximum supporting strength. After placing controlled backfill to within 12 inches (300 mm) of finished grade, make final conduit connection at end of run and complete backfilling with normal compaction .

3. Install manufactured rigid steel conduit elbows for stub-ups at poles, slabs and equipment.

a. Couple steel conduits to ducts with adapters designed for this purpose, and encase coupling with 3 inches (75 mm) of concrete.

b. For stub-ups at equipment mounted on outdoor concrete bases, extend steel conduit horizontally a minimum of 60 inches (1500 mm) from edge of equipment pad or foundation. Install insulated grounding bushings on terminations at equipment.

4. Warning Tape: Install warning tape per section 16050 “Basic Material and Methods”.

3.4 INSTALLATION OF UNDERGROUND HANDHOLES AND…