SECTION 16000.pdf

ELECTRICAL INDEX

PAGE

SECTION 16050 - BASIC METHODS AND REQUIREMENTS

(ELECTRICAL) 16050 - 1-19

SECTION 16110 - RACEWAY SYSTEMS 16110 - 1-15

SECTION 16120 - WIRES AND CABLES, LOW VOLTAGE (600 Volts and Below) 16120 - 1-7 SECTION 16124 - CABLES, MEDIUM VOLTAGE (Above 600 Volts) 16124 - 1-11

SECTION 16140 - WIRING DEVICES 16140 - 1-4

SECTION 16321 - TRANSFORMER, PADMOUNTED 16321 - 1-8

SECTION 16400 - DISCONNECTS (MOTORS AND CIRCUIT) 16400 - 1-3

SECTION 16410 - POWER FACTOR CORRECTION 16410 - 1-2

SECTION 16450 - GROUNDING 16450 - 1-5

SECTION 16460 - TRANSFORMERS (GENERAL PURPOSE) 16460 - 1-5

SECTION 16462 - DISTRIBUTION SWITCHBOARDS 16462 - 1-6

SECTION 16470 - PANELBOARDS 16470 - 1-6

SECTION 16480 - MOTORS 16480 - 1-3

SECTION 16481 - MOTOR CONTROLLERS 16481 - 1-3

SECTION 16482 - MOTOR CONTROL CENTERS 16482 - 1-5

SECTION 16510 - BUILDING LIGHTING 16510 - 1-11

SECTION 16530 - SITE LIGHTING 16530 - 1-4

SECTION 16620 - GENSETS AND ACCESSORY EQUIPMENT 16620 - 1-12

SECTION 16670 - LIGHTING PROTECTION SYSTEM 16670 - 1-4

SECTION 16690 - CATHODIC PROTECTION SYSTEM (SARIFICIAL ANODE)16690 - 1-6

SECTION 16741 - TELECOMMUNICATIONS 16741 - 1-12

SECTION 16770 - P.A. SYSTEM 16770 - 1-2

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BASIC METHODS AND REQUIREMENTS (ELECTRICAL) 16050-1

SECTION 16050 - BASIC METHODS AND REQUIREMENTS (ELECTRICAL)

PART 1 - GENERAL

1.1 GENERAL CONDITIONS:

A. The General Conditions, Supplementary General Conditions, General Requirements, and Special Conditions shall be and are hereby made a part of this Section of the specifications.

B. In case of conflicts between the electrical drawings and Division 16 of these specifications, the more stringent requirements shall govern. In all cases, notify the project engineer for direction.

C. The requirements of SECTION 16050 - BASIC METHODS AND REQUIREMENTS establish minimum requirements, apply to, and are hereby made a part of all sections of Division 16 of this specification.

D. The contractor shall be responsible for excavation of all earth, soil, and rock conditions at the site. Review the elevations and soil boring logs and include all associated costs.

1.2 DESCRIPTION:

A. The electrical work shall include all labor, materials, tools, transportation, equipment, services and facilities, required for the complete, proper and substantial installation of all electrical work shown on the plans, and/or outlined in these specifications. The installation shall include all materials, appliances, and apparatus not specifically mentioned herein or noted on the drawings but which are necessary to make a complete working installation of all electrical systems.

B. All of the electrical related work required for this project (unless specified otherwise) is a part of the Electrical Contract price but is not necessarily specified under this division of the specifications or shown on the electrical drawings. Therefore, all divisions of the specifications and all drawings shall be consulted.

C. The floor plan drawings are schematic only and are not intended to show the exact routing of raceway systems unless dimensions are noted on the drawings. Final routing will be governed by field conditions (structural members, mechanical equipment, ductwork, etc.) and shall be determined by the contractor and approved by the architect.

Any changes in routing shall not change the design of the raceway system.

BASIC METHODS AND REQUIREMENTS (ELECTRICAL) 16050-2

D. The floor plan drawings showing device and equipment locations are schematic only and are not intended to show exact locations unless dimensions are noted on the drawings. The contractor shall review all contract drawings that may affect the location of devices and equipment to avoid possible interference and permit full coordination of all work. The right to make any reasonable change in location within 6'-0", is reserved by the architect up until the time of rough-in at no extra cost.

E. Furnish and install electrical wiring, systems, equipment and accessories in accordance with the specifications and drawings. Capacities and ratings of transformers, cable, switchgear, panelboards, motor control, and other items, arrangement for specified items in general are shown on drawings.

F. Electrical service entrance equipment (arrangements for temporary and permanent connections to the power distribution system) shall conform to Selfridge Air National Guard (SANGB MI) requirements. Coordinate fuses, circuit breakers and relays with the power distribution system, and obtain approval from SANGB MI Utility Supervisor.

Provide all required temporary building power and lighting. Remove when finished.

Installation of temporary power and lighting shall comply with N.E.C. and OSHA requirements.

G. Ampacities specified or shown on the drawings, are based on copper conductors, with the conduit and raceways accordingly sized.

1.3 MINIMUM REQUIREMENTS:

A. Codes Rules And Regulations: Execute all work under ADA the latest rules and regulations of the National Electrical Code Standard of the National Board of Fire Underwriters, the National Fire Protection Association, and with all laws, regulations and ordinances of the County, State, City, and the Utility Company.

B. Codes shall govern in case of any direct conflict between codes and plans and specifications; except when plans and specifications require higher standards than those required by code. Variance from the plan and specifications made to comply with code must be approved by the architect. If approved they shall be made with no increased cost to the Government.

1.4 STANDARDS:

A. All material and equipment shall be listed, labeled or certified by Underwriters

Laboratories, Inc., where such standards have been established. Equipment and material which are not covered by UL

BASIC METHODS AND REQUIREMENTS (ELECTRICAL) 16050-3

Standards will be accepted provided equipment and material is listed, labeled, certified or otherwise determined to meet safety requirements of a nationally recognized testing laboratory. Equipment of a class which no nationally recognized testing laboratory accepts, certifies, lists, labels, or determines to be safe, will be considered if inspected or tested in accordance with national industrial standards, such as NEMA, or ANSI.

Evidence of compliance shall include certified test reports and definitive shop drawings.

B. Definitions:

1. Certified: Equipment is "certified" if:

a. Equipment has been tested and found by a nationally recognized testing laboratory to meet nationally recognized standards or to be safe for use in a specified manner.

b. Production is periodically inspected by a nationally recognized testing laboratory.

c. It bears a label, tag, or other record of certification.

2. Nationally recognized testing laboratory: A testing laboratory which is approved, in accordance with OSHA regulations, by the Secretary of Labor.

1.5 QUALIFICATIONS (PRODUCTS AND SERVICES):

A. Manufacturers Qualifications: The manufacturer shall regularly and presently produce, as one of the manufacturer's principal products, the equipment and material specified for this project, and shall have manufactured the item for at least three years.

B. Product Qualification:

1. Manufacturer's product shall have been in satisfactory operation, on three installations of similar size and type as this project, for approximately three years.

2. The engineer reserves the right to require the contractor to submit a list of installations where the products have been in operation before approval.

C. Service Qualifications: There shall be a permanent service organization maintained or trained by the manufacturer which will respond within twohours of receipt of notification that service is needed. Submit name and address of service organization.

1.6 MANUFACTURED PRODUCTS:

A. Materials and equipment furnished shall be new, of best quality and design, free from defects, of current production by manufacturers regularly engaged in the manufacture of

BASIC METHODS AND REQUIREMENTS (ELECTRICAL) 16050-4

such items, for which replacement parts should be available. All items used on this project shall be free of asbestos, PCB, and mercury material.

B. When more than one unit of the same class of equipment is required, such units shall be the product of a single manufacturer.

C. Equipment Assemblies and Components:

1. Components of an assembled unit need not be products of the same manufacturer unless indicated otherwise.

2. Manufacturers of equipment assemblies, which include components made by others, shall be completely responsible for the final assembled unit.

3. Components shall be compatible with each other and with the total assembly for the intended service.

4. Constituent parts which are similar shall be the product of a single manufacturer.

D. Factory and Field wiring shall be identified on the equipment being furnished and on all wiring diagrams.

E. When Factory Testing is Specified:

1. The engineer shall have the option of witnessing factory tests. The contractor shall notify the engineer a minimum of 15 working days prior to the manufacturer making the factory tests.

2. Four copies of certified test reports containing all test data shall be furnished to the engineer prior to final inspection and not more than 90 days after completion of the tests.

BASIC METHODS AND REQUIREMENTS (ELECTRICAL) 16050-5

3. When equipment fails to meet factory test and reinspection is required, the contractor shall be liable for all additional expenses, including expenses of the engineer.

1.7 EQUIPMENT PROTECTION:

A Equipment and material shall be protected during shipment and storage against physical damage, dirt, moisture, cold and rain.

B. During installation, equipment, controls, controllers, circuit protective devices, and other like items, shall be protected against entry of foreign matter and be vacuum cleaned both inside and outside before testing, operating and painting.

C. Damaged equipment shall be, as determined by the engineer, placed in satisfactory operating condition or be returned to the source of supply for repair or replacement.

D. Painted surfaces shall be protected with factory installed removable heavy kraft paper, sheet vinyl or equal.

E. Damaged paint on equipment and materials shall be restored to the original quality of paint and workmanship as used by the manufacturer so repaired areas are not obvious.

1.8 GENERAL WORK REQUIREMENTS:

A. Arrange, phase and perform work to assure electrical service both temporary and permanent for buildings at all times.

B. Coordinate location of equipment and conduit with other trades to minimize interferences.

C. Examination of Site:

1. Visit the site, inspect the existing conditions and check the drawings and specifications so as to be fully informed of the requirements for completion of the work.

2. Lack of such information shall not justify an extra to the contract price.

BASIC METHODS AND REQUIREMENTS (ELECTRICAL) 16050-6

D. PERMITS:

1. Obtain and pay for all licenses and permits, fees, inspection and certificates required for the execution of this work.

2. Pay fees and charges for connection to outside services and use of property.

3. Deliver permits and certificates to the architect to be transmitted to the

Government.

E. SERVICES:

1. This contractor shall pay for all expenses, deposits, reimbursements, etc., required by the local rules and codes for the service to the buildings, complete and ready for use. See plot plan.

2. Consult Selfridge Air National Guard (SANGB MI) Utility Supervisor for their requirements and for coordinating installation. Contractor shall provide any work thus required beyond that indicated by the drawings and specifications.

He shall bear all expense involved for the complete installation of the electrical service (both temporary and permanent) to the building ready for operation.

3. He shall consult all local departments to verify requirements and bid installation of service in accordance with local codes and SANGB MI rules and regulations.

4. He shall bear all expense involved for the complete telephone CATV and

“LAN” System Fiber as detailed on the plans. Verify complete installation with SANGB MI Communications Supervisor and bid installation to comply with their requirements.

F. RESPONSIBILITY:

1. This contractor will be held responsible for any and all damage to any part of the building or to the work of other contractors, as may be caused through his operation.

BASIC METHODS AND REQUIREMENTS (ELECTRICAL) 16050-7

2. Any mutilation of building finishes or equipment initiated by electrical construction shall be properly corrected by the respective finishing contractor and paid for by the Electrical Contractor.

3. The operation of the temporary power and the permanent electrical system shall be the responsibility of this contractor until acceptance of the building by the

G. WORK TO BE DONE BY GENERAL CONTRACTOR:

1. Build in all openings sleeves, chases etc., for conduit and equipment as established, furnished and set by this contractor. He shall seal or grout all openings after this contractor has installed his conduits.

2. Build in bolts, brackets, hangers etc. for work established, furnished and set by this contractor.

3. All concrete work required for equipment furnished and set by this contractor including clean up pads under electrical gear, fixture bases, transformer bases, etc.

4. Painting: All painting of electrical equipment installed in finished areas shall be done by the general contractor. Painting will not be required on receptacles, switches, circuit breakers etc. All fixtures and exterior poles specified to be factory-primed shall be painted by general contractor. Paint all wiremold, exposed conduit and equipment, etc. to match final wall colors.

5. Provide fireproofing above fixtures located in fire rated ceilings per U.L.

requirements.

6. Pay all utility costs for operation of electrical system during construction until acceptance of building by the Government.

H. WORK DONE BY THE MECHANICAL CONTRACTOR:

1. The mechanical contractor shall furnish wiring diagrams and temperature control drawings of all equipment furnished to the electrical contractor. Catalog information is unacceptable, provide point to point drawings.

BASIC METHODS AND REQUIREMENTS (ELECTRICAL) 16050-8

2. The mechanical contractor shall furnish and install all control equipment requiring connections to air, water, steam, etc., such as pneumatic electric relays, remote bulb temperature controls, solenoid valves, aquastats and pressure controls.

3. The mechanical contractor shall reimburse the electrical contractor for any changes in system design i.e.; control or equipment which effects the electrical contractor. Also refer to equipment connections, controls and instrumentation in 16050.

I. WORKMANSHIP AND COORDINATION:

1. Make installation substantially as shown on the plans.

2. Make alterations in location of apparatus or conduit as may be required to conform to building construction without extra charge.

3. Mechanical equipment service clearances and electrical apparatus service clearances as specified in their respective manufacturer's product data shall be maintained free from conduit.

4. Cooperate with other trades in their installation of work.

5. Complete the installation in a workmanlike manner, completely connected and ready to give proper and continuous service.

6. Use only experienced licensed electricians.

J. CUTTING AND PATCHING:

1. Notify the general contractor in ample time, of the location of all chases, sleeves, and other openings required in connection with the work of this contract.

2. Cutting and patching made necessary because of failure to comply with the above shall be done by the general contractor at the expense of the electrical contractor.

3. When it is necessary for the electrical contractor to cut building materials to install his work, it shall be done in a neat and workmanlike manner meeting with the approval of the architect.

BASIC METHODS AND REQUIREMENTS (ELECTRICAL) 16050-9

4. Holes through concrete shall be carefully drilled with a "Concrete Termite" drill.

A Star drill or Air Hammer will not be permitted. Structural members shall not be cut without approval from the architect.

5. Any penetrations thru the roof shall be made with flashing connections approved by the roof system manufacturer or as approved by the architect.

6. Any penetrations made in exterior or basement foundation walls shall be sealed with Thunderline "Link-Seal" connections, as manufactured by Thunderline Corporation, Wayne, Michigan.

K. MANUFACTURER'S INSTRUCTIONS:

1. Apply, install, connect, erect, use, clean, and condition articles, materials and equipment as directed by the manufacturer.

1.9 EQUIPMENT INSTALLATION AND REQUIREMENTS:

A. Equipment location shall be as close as practical to locations shown on the drawings.

B. Working spaces shall not be less than specified in the National Electrical Code for all voltages specified.

C. Inaccessible Equipment:

1. Where the engineer determines that the contractor has installed equipment without proper clearances or not readily accessible for operation and maintenance, equipment shall be removed and reinstalled as directed at no additional cost to the Government.

a. Install access panels as approved by the architect to provide access to all equipment, J-boxes and outlets located in non-accessible spaces. Panels shall be flush locking type with a fire rating equal to the ceiling system.

BASIC METHODS AND REQUIREMENTS (ELECTRICAL) 16050-10

2. "Conveniently accessible" is defined as being capable of being reached without the use of ladders, or without climbing or crawling under or over obstacles such as motors, pumps, belt guards, transformers, piping, and ductwork. Outlet and box covers shall be removable by using regular length (8") screw drivers.

D. Distribution Equipment:

1. All items of Electrical Distribution Equipment (switchboards - panelboards -disconnects) shall be of one manufacturer, unless specifically noted on the drawings, in the specifications, or approved by the engineer. Intermixing of distribution equipment by different manufacturers will not be permitted.

2. Provide a surge arrester for lightning protection on each service entrance for each building. Refer to drawings for voltage and phasing of service. Arrester shall be located within the main switch, panel or switchboard enclosure. Surge Arrester: shall be injection molded high temp. thermoplastic utilizing metal oxide varistors with a fusible link and an LED indicating light.

a. 277/480V.: Voltage rating line to ground shall be 650V. RMS min.

Response time shall be instantaneous. Max. clamping voltages shall be 1800 volt at 1500 Amps line to ground, 2500 volt at 5,000 Amps line to ground, 3,400 volt at 10,000 Amps line to ground. Minimum life at 1.5 KA is 2,500 operations. 36,000 Amp peak single pulse transient. Square

'D' #SDSA3650.

3. Equipment layouts on the drawings are based on one manufacturer. Verify all actual equipment sizes with equipment manufacturer prior to bidding.

4. If layout changes are required due to differing electrical manufacturers equipment size, they must be submitted to and approved by the engineer.

National Electric Code working clearances must be maintained at all times.

Extra remuneration will not be allowed for layout changes that differ from those shown.

5. Provide and install all steel supports as required for mounting of electrical equipment.

6. Anchor all free standing electrical equipment including switchboards, switchgear, substations, motor control centers, paralleling gear, transfer switches, transformers, etc. to the floor with plated, 1/2" diameter minimum, anchor bolts or as recommended by the manufacturer.

BASIC METHODS AND REQUIREMENTS (ELECTRICAL) 16050-11

1.10 EQUIPMENT CONNECTIONS, CONTROLS AND INSTRUMENTATION:

A. General: The following applies to all electrical power and control connections for all equipment requiring electrical installation work provided by others.

B. Electrical contractor shall install and connect the following items for equipment requriing electrical power that is either furnished or specified by other contractor and/or the Government. Where these required items are not furnished with the equipment being connected. It shall be the electrical contractors responsibility to provide the necessary items including conduit boxes and wiring.

1. Starters

2. Disconnecting Devices

3. Thermal Overload Devices

4. Overcurrent Devices

5. Short Circuit Protective Devices

6. Power Factor Correction Devices

8. Voltage Transformation Equipment

9. Control Devices (Local and Remote)

10. Audible and Visual Control Status Annunciation Devices

11. Equipment Mounting Structures

12. Additional Miscellaneous Devices

In general all major equipment will be specified to be factory prewired with only service and interconnecting wiring required at the site by the electrical contractor;

however, he shall check all divisions of the specification to verify if the equipment is specified factory prewired and if not, then it shall be the responsibility of the electrical contractor to provide the complete wiring of the equipment in accordance with wiring diagrams provided by other contractors and/or Government to the electrical contractor.

All interconnecting of equipment shall be by the electrical contractor.

C. All line and low voltage wiring and connections required to control the equipment are a part of this section. All wiring shall be in conduit. When mechanical controls are to be provided by a Temperature Controls Contractor (TCC), low volatage control wiring for the control system shall be provided by the TCC and installed by the Electrical Contractor. Terminations will be made by TCC.

D. The electrical contractor shall provide 120 volt control power supply; #12 Ga. CU.

THHN/THWN in 1/2"C. minimum at all points required by controls, instrumentation and sprinkler risers. Circuit as shown on the plans or to the nearest 120 volt panel if no circuiting is indicated. Use spare 20 Amp. breakers. Each control panel shall be on a separate circuit unless otherwise indicated. If the controlled equipment is fed from the emergency system, then the control power supply must feed from the emergency system.

BASIC METHODS AND REQUIREMENTS (ELECTRICAL) 16050-12

E. The contractor shall familiarize himself with the equipment to be furnished by the other contractors and/or the Government in connection with this work and that provisions for such connections and work has been included in the contractor's price. Extra remuneration will not be allowed for such work.

F. Connections to all equipment have been designed from units as specified on the drawings or in the specifications. In the event equipment or control differs on approved shop drawings it shall be the responsibility of the supplying contractor to coordinate electrical connections to the units and reimburse electrical contractor for any changes in system design. These changes shall not involve additional cost to the Government.

G. Review all plans and specifications to verify all equipment connections that are required by mechanical and/or other contractors. Although the electrical drawings will show equipment connection requirements, it is the electrical contractor's responsibility to connect all equipment furnished by other contractor's at no extra cost to the Government even if this equipment connection is not shown on the electrical drawings. Coordinate all required connections not shown on the electrical drawings with the engineer.

1.11 NAMEPLATES:

A. General: The following items shall be equipped with nameplates:

1. Disconnect switches (fused or nonfused), transformers, switchgear, switchboards, panelboards, separately mounted circuit breakers, starters, contactors, relays, junction boxes and pull boxes.

2. Special Electrical Systems (fire alarm, sound system, etc.) shall be so identified at junction and pull boxes, terminal cabinet and equipment racks.

3. Wall switches or other control devices controlling equipment or special lighting configuration.

4. All devices on the emergency system shall be 'Red' with red plates labeled

"Emerg."

B. Inscription: Nameplates shall adequately describe the function or use of the particular equipment involved. Nameplates for panelboards and switchboards shall include the panel designation, voltage, phase, A.I.C. rating of the supply (see schedules, one-line diagram, and color coding). For example, "Panel A" 120/208 V, 3-Phase, 4-Wire, 10,000 A.I.C.":

Phase A - Black Phase B - Red Phase C - Blue Neutral - White Ground - Green

BASIC METHODS AND REQUIREMENTS (ELECTRICAL) 16050-13

The name used for a machine nameplate shall be the same as the one used on the machine's motor starter, disconnect and P.B. station nameplates. Nameplates for fused switches and panels shall also indicate fuse type and size. All panelboards fed from the emergency system shall be labeled "Emergency System", in addition to the instructions listed above.

C. Construction: Nameplates shall be laminated phenolic plastic white front and back with black core. Nameplates for emergency system panelboards and transfer switch shall be laminated phenolic plastic red front and back with white core. Lettering shall be engraved through front layer to form 1/4" black characters. Nameplates shall be securely fastened to the equipment to be identified, with No. 4 Phillips, round head, cadmium plated, steel self tapping screws or nickel plated brass bolts. Motor nameplate may be nonferrous metal not less than 0.03 inches thick, die stamped. In lieu of separate plastic nameplates, engraving directly on device plates is acceptable. Letters engraved thus, shall be filled with contrasting enamel. All nameplates and their installation are part of this work. Free hand lettering or dymo label marker will not be acceptable, except for separately mounted disconnect switches, circuit breakers, starters and similar separately mounted devices.

1.12 MATERIALS OF APPROVED EQUAL:

A. Where items of equipment and/or materials are specifically identified herein by a manufacturer's name, model or catalog number, only such specific items may be used in the base bid, except as hereinafter provided.

B. Unless requests for changes in base bid specifications are received, approved and noted by written addendum prior to the opening of bids, the successful contractor will be held to furnish specified items.

C. After contract is awarded, changes in specifications shall be made only as defined under

"Substitution of Equipment".

1.13 SUBSTITUTION OF EQUIPMENT:

A. After execution of the contract, substitution of equipment of makes other than those specifically named in the contract documents may be approved by the engineer only if the equipment named in the specifications cannot be delivered to the job in time to complete the work in proper sequence to work of other contractors, due to conditions beyond control of the contractor. Provide documentary proof in writing from the manufacturer that the specified equipment will not be available in time. If the contractor is responsible for the delay, the substitution will not be approved.

B. Requests for substitutions must be accompanied by documentary proof of equality or difference in price and delivery, if any, in form of certified quotations from suppliers of both specified and proposed equipment.

BASIC METHODS AND REQUIREMENTS (ELECTRICAL) 16050-14

1.14 SUBMITTALS: In accordance with Section SUBMITTALS, furnish the following:

A. The engineer's approval shall be obtained for all equipment and material before delivery to the job site. Delivery, storage or installation of equipment or material which has not had prior approval will not be permitted at the job site.

B. All submittals shall include adequate descriptive literature, catalog cuts, shop drawings and other data necessary for the engineer to ascertain that the proposed equipment and materials comply with specification requirements. Catalog cuts submitted for approval shall be legible and clearly identify equipment being submitted.

C. Submittals shall be complete and submitted together for each section. Individual systems and equipment assemblies which consist of more than one item or component shall be made for the system or assemble as a whole. Partial submittals will not be considered for approval.

1 Mark the submittals, "SUBMITTED UNDER SECTION ". Mark out all statements on sheets that do not apply otherwise. The engineer may select options and equipment not originally specified. All options that are not marked out will be assumed that the contractor will furnish the same.

2. Submittals shall be marked to show specification reference including the section and paragraph numbers.

3. Submit each section separately.

4. Mark catalog cuts to indicate equipment, capacities, finishes, sizes, etc. Each individual item shall have its own sheet provided for approval. (Example:

Separate sheets for each panelboard.)

D. The submittals shall include the following:

1. Information that confirms compliance with contract requirements. Include the manufacturer's name, model or catalog numbers, catalog information, technical data sheets, shop drawings, pictures, nameplate data and test reports as required.

2. Elementary and interconnection wiring diagrams for communication and signal systems, control system and equipment assemblies. All terminal points and wiring shall be identified on wiring diagrams.

BASIC METHODS AND REQUIREMENTS (ELECTRICAL) 16050-15

3. Parts list which shall include those replacement parts recommended by the equipment manufacturer, quantity of parts, current price and availability of each part.

4. Quantities of materials will not be verified by the architect or engineer.

Approval stamp on shop drawings does not constitute approval of quantities listed on shop drawings.

5. Shop drawings:

a. All shop drawings shall be checked and signed by this contractor and general contractor prior to submittal to the architect/engineer.

b. Shop drawings submitted without contractors signatures or approval and verification will not be approved.

c. Shop drawings shall be submitted on wire, cables, devices, lighting fixtures (including distribution curves), motor starters, panelboards, disconnects, substations, transformers, switchgear, switchboards, motor control centers, conduit, raceway systems, all systems, etc.

6. Each sheet shall be either 8 1/2" x 11"; 8 1/2" x 13"; or 11" x 17" bond with a 5" x 3" clear area for engineers stamp. (This area shall not be used by this contractor or the generals stamp.) Larger drawings shall be able to be blue printed.

7. Submittals for all systems (fire alarm, security, PA, controls, etc.) shall include complete riser diagrams showing all conductors and conduit sizes.

E. Engineers acceptance of Compliance Submittals will not relieve the contractor from his responsibility for any deviations from the requirements of the contract documents unless contractor has in writing called engineer's attention to such deviation at the time of submission and engineer has given written approval to the specific deviation, nor shall any acceptance by engineer relieve contractor from responsibility for errors or omissions in Compliance Submittals.

F. Quantity of Submittals: See the general specification sections and AF Form 66.

1.15 ELECTRICAL WORK COMPLETION:

A. Before requesting final inspection the following work must be completed.

BASIC METHODS AND REQUIREMENTS (ELECTRICAL) 16050-16

B. Operating Instructions:

1. The contractor shall submit along with the shop drawings of the equipment, three (3) copies of operating instructions for all items. Instructions shall be prepared by the manufacturer of the equipment. Verify quantity with Architect.

2. After the operating instructions have been approved by the engineer, the contractor shall include the remaining three copies in maintenance instructions brochures.

3. The contractor shall also obtain all manufacturer's instructions, manuals, and one complete set of drawings and turn these over to the architect at the completion of the project.

4. The contractor shall keep in a safe place, all keys and special wrenches furnished with equipment under this contract and shall give same to the architect at the completion of the project.

5. The contractor shall prepare a complete brochure, in triplicate, covering all systems and equipment furnished and installed under his contract. Brochures shall be submitted to the architect-engineer for approval and delivery to the Government. The cost of this brochure shall be included in the contract cost.

Brochures shall contain the following:

a. Certified equipment drawings and/or catalog data clearly marked for equipment furnished as required for approval submission under detailed section of the specifications.

b. Complete operating and maintenance instructions for each item of equipment.

c. Complete part list for each equipment item.

d. Any special emergency operating instructions or a list of service organizations (including addresses and telephone numbers) capable of rendering emergency service to the various parts of the system.

6. Brochures shall be bound in hard backed three ring binders with an index, subdividers and reinforced sheets.

a. Project name and address.

b. Section of work covered by brochure, i.e. "Electrical Work".

c. Name and address of architect.

d. Name and address of engineer.

e. Name and address of contractor.

f. Telephone number of contractor, including night or emergency number.

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7. In addition to these written instructions, each respective contractor shall fully and carefully instruct the Government, or his selected representatives, as to the proper operation, care and maintenance of each system and its equipment.

8. Fire Alarm, Security, Sound, PA, Clock, etc., Systems: The manufacturer shall conduct a device by device test. Verify completely proper operation. Record all items checked for each device and device location on a form. Submit this final checkout form to the engineer.

1.16 TESTING AND ADJUSTMENT:

A. Record loads on each phase of all panelboards, distribution panels, switchboards, transformers and submit final readings to the architect for records. This contractor shall adjust equipment, instruments, gages, meters etc., as required to test and adjust these systems.

B. Check, test, and adjust the mechanisms of all electrical equipment and adjustable parts of lighting fixtures as required for optimum performance.

C. Perform tests for insulation resistance in accordance with the requirements of the

National Electrical Code and insure that all circuits are free from short circuits.

D. Keep a calibrated voltmeter and ammeter available at all times and provide service for test readings when and as required up until the project is accepted by the Government.

1.17 AS-BUILT DRAWINGS:

A. Show on blue line prints in red ink all changes from original plans made during the installation. Return two (2) sets of red marked drawings, specifications and addenda, as set forth in the General Conditions, to the architect upon completion of the project.

1.18 FINAL INSPECTION:

A. Final inspection will be made upon written request from the general contractor after the project is completed.

BASIC METHODS AND REQUIREMENTS (ELECTRICAL) 16050-18

B. Furnish a workman familiar with this project to accompany the engineer on final inspection and have available ladders, drop cords, and other equipment as required to gain access to any portion of this system.

C. This contractor and his principal subcontractors shall be represented at the inspection by a person of authority responsible to demonstrate to the engineer that his work conforms to the intent of the plans and specifications.

D. Extra inspections made necessary by the electrical contractor's failure to comply with the conditions as set forth above shall be charged to the contractor for the inspector's time both on the job and spent in travel between the office and the project site.

1.19 GUARANTEE:

A. Guarantee all work, material and equipment for a period of one year after date of substantial completion.

B. During the one year guarantee period the electrical contractor shall be responsible for any defects which develop in the electrical systems. Upon notification of a defect by the general contractor he shall make immediate effort to correct it and shall notify the architect when this work is completed. This guarantee does not include ordinary lamp failure.

C. Repairs and/or replacements shall be made with no cost to Government.

D. Provide as part of the work of this contract, in addition to the first year's guarantee on equipment and materials, the following routine maintenance and inspection. (The one year time period will not start until each item is completed in accordance with plans and specifications and accepted by the Government). Correct and adjust all emergency systems, controls, fire alarm, transformer, etc. This service to be provided throughout the guarantee period.

1.20 SINGULAR NUMBER:

A. Where any device or part of equipment is referred to in these specifications in the singular number (such as "the switch"), such reference shall be deemed to apply to as many such devices as are required to complete the installation as shown on the drawings.

1.21 SPECIAL SYSTEMS

A. Equipment and wiring for special systems shall be as shown in the following schedule:

BASIC METHODS AND REQUIREMENTS (ELECTRICAL) 16050-19

SYSTEM EQUIPMENT

FURNISHED BY

EQUIPMENT

INSTALLED BY

WIRING FURNISHED

AND INSTALLED BY

Communications Government Government Contractor Telephone Government Government Contractor Television Government Government Government

Public Address Contractor Contractor Contractor Fire Alarm Contractor Contractor Contractor

B. Power wiring for all systems shall be furnished and installed by the contractor as shown on the drawings and as required by the equipment manufacturer.

C. Low voltage outlets shall be installed for all systems as shown on the drawings and shall be as specified for telephone outlets, hereinbefore, or as otherwise shown or required by the application or by the equipment manufacturer.

D. Telephone, CATV, communications and fire alarm systems shall be completely installed in separate conduit systems. All cable for these systems shall be in conduit and shall not be combined with any other system cable. Conduits systems shall be furnished and installed by the Electrical Contractor.

E. Conduits shall be sized as required by the number and type of conductors applied and/or as noted on plans (min. 3/4") and shall be not smaller than sizes recommended by the equipment manufacturer. All conduits shall be labeled to identify which system it is to be used for i.e.: Fire Alarm, Telephone, P.A. Etc.

F.. Typically ceiling voids in the building are not used as air plenums and wiring in these ceiling voids is not required to be fire rated for such service. However when ceiling voids are used as air return plenums, only U.L. Listed plenum cable (Where cables are not required to be in conduit) shall be used or non-rated cables shall be completely routed in conduit.

G. Any low voltage wiring installed in ceiling voids shall be bundled, neatly routed, suspended above the grid system or with appropriate tags as to service.

H. Low voltage wire and cable shall be specifically designed to function with equipment supplied. Cable shall be color coded for ease of installation and service, twisted, shielded, and grounded for control of voice circuits and covered with wear-resistant moisture proof protective insulation. Wire shall bear manufacturer's trademark either embossed or printed on cable.

END OF SECTION 16050

RACEWAY SYSTEMS 16110-1

SECTION 16110 - RACEWAY SYSTEMS

1.1 DESCRIPTION:

A. This section includes the furnishing, installation, and connection of raceways, fittings, and boxes to form complete, coordinated, grounded raceway systems. Raceways are required for all wiring unless shown or specified otherwise.

B. Definitions: the term conduit, as used in this specification, shall mean any or all of the raceway types specified.

PART 2 - PRODUCTS

2.1 MATERIAL:

A. Raceway Size: In accordance with the NEC but not less than 1/2-inch unless otherwise shown. Where permitted by the NEC, 1/2-inch flexible conduit may be used for tap connections to recessed lighting fixtures.

B. Raceways: Install raceway types as shown on drawings and as listed below.

1. Rigid steel: UL 6.

2. Rigid aluminum: Fed. Spec. WW-C-540.

3. Rigid intermediate steel conduit (IMC): UL 1242.

4. Electrical metallic tubing (EMT): U.L. 797. Maximum size 5-inch. Permitted only with cable rated 600 volts or less.

5. Flexible steel conduit (commercial greenfield): Fed. Spec. WW-C-566 and UL

1.

6. Liquid-tight flexible metal conduit: Flexible galvanized steel tubing covered with extruded liquid-tight jacket of polyvinyl chloride (PVC). Provide conduit with a continuous copper bonding conductor spiral between the convolutions.

7. P.V.C. Conduit: UL approved Schedule 40, minimum 3/4" C. When PVC conduit is used, a ground wire sized per NEC 290-95 shall be added if not already specified.

RACEWAY SYSTEMS 16110-2

C. Conduit Fittings:

1. Rigid steel and IMC conduit fittings:

a. Standard threaded couplings, locknuts, bushings, and elbows: Fed. Spec.

W-F-408, except only material of steel or malleable iron are acceptable.

Integral retractable type IMC couplings are acceptable also.

b. Locknuts: Bonding type with sharp edges for digging into the metal wall of an enclosure

c. Bushings: Metallic insulating type, consisting of an insulating insert molded or locked into the metallic body of the fitting. Bushings made entirely of metal or nonmetallic material are not permitted. Bushings for conduit smaller than 1 1/4" shall have flared bottom with ribbed sides.

d. Erickson (union-type) and set screw type couplings: Approved for use in concrete are permitted for use to complete a conduit run where conduit is installed in concrete. Use set screws of case hardened steel with hex head and cup point to firmly seat in conduit wall for positive ground.

Tightening of set screws with pliers is prohibited.

e. Sealing fittings: Threaded cast iron type. Use continuous drain type sealing fittings to prevent passage of water vapor. In concealed work, install fittings in flush steel boxes with blank coverplates having the same finishes as that of other electrical plates in the room.

f. In trade sizes 2-1/2" to 4" for rigid steel raceway or intermediate metal raceway, contractor may use Allied 'Kwik-Couple' fittings in lieu of individual steel couplings. 'Kwik-Couple' fittings shall not be used in hazardous locations. Where 'Kwik-Couple' fittings are used exterior for vertical risers, install fitting with taper end up.

2. Rigid aluminum conduit fittings:

a. Standard threaded couplings, locknuts, bushings, and elbows: Malleable iron, steel or aluminum alloy materials. Zinc or cadmium plate iron or steel fittings. Aluminum fittings containing more than 0.4 percent copper are prohibited.

RACEWAY SYSTEMS 16110-3

b. Locknuts and bushings: As specified for rigid steel and IMC raceways.

c. Set screw fittings: Not permitted for use with aluminum raceway.

3. Electrical metallic tubing fittings:

a. Fed. Spec. W-F-408, except only material of steel for compression type.

Steel or die-cast is acceptable for set screw type. Die-cast compression is not acceptable.

b. Couplings and connectors: Concrete tight and rain tight, with connectors having insulated flared throats. Use gland and ring compression type or set screw type couplings and connectors for conduit smaller than 2 inches. Use set screw type couplings with four set screws each for conduit sizes 2 inches and larger. Use set screws of case-hardened steel with hex head and cup point to firmly seat in wall of conduit for positive grounding.

c. Indenter type connectors or couplings are prohibited.

4. Flexible steel conduit (greenfield) fittings:

a. Fed. Spec. W-F-406 and UL 5, except only steel or malleable iron material is acceptable.

b. Clamp type, with insulated throat.

5. Liquid-tight flexible metal conduit fittings:

a. Fed. Spec. W-F-406, except only steel or malleable iron material is acceptable.

b. Type incorporating a threaded grounding cone, a steel or plastic compression ring, and a gland for tightening. Connectors shall have insulated throats.

6. Expansion and deflection couplings:

a. UL 467 and UL 514.

b. Accommodate, 1.9 cm (0.75 inch) deflection, expansion, or contraction in any direction, and allow 30 degree angular deflections.

RACEWAY SYSTEMS 16110-4

c. Include internal flexible metal braid sized to guarantee conduit ground continuity and fault currents in accordance with UL 467, and the NEC code tables for ground conductors.

d. Shall be watertight, seismically qualified, corrosion-resistant, threaded for and compatible with rigid or intermediate metal conduit.

e. Jacket: Flexible, corrosion-resistant, watertight, moisture and heat resistant molded rubber material with stainless steel jacket clamps.

D. Raceway Supports:

1. Parts and hardware: Zinc-coat or provide equivalent corrosion protection.

2. Pipe Straps: Fed. Spec. FF-S-760, Type I, Style A or B.

3. Individual Raceway Hangers: Designed for the purpose, having a pre-assembled closure bolt and nut, and provisions for receiving a hanger rod.

4. Multiple Raceway (trapeze) hangers: Not less than 1-1/2 by 1-1/2 inch, 12 gage steel, cold formed, lipped channels; with not less than 3/8-inch diameter steel hanger rods.

5. Solid Masonry and Concrete Anchors: Fed. Spec. FF-S-325; Group III self-drilling expansion shields, or machine bolt expansion anchors Group II, Type 2 or 4, or Group VIII.

E. Outlet Boxes:

1. UL-50, UL514A, Fed. Spec. W-C-586 and Fed. Spec. W-J-800.

2. Cast metal where required by the NEC or shown, and equipped with rustproof boxes.

3. Sheet metal boxes: 4" square, galvanized steel, except where otherwise shown.

4. Boxes installed in concrete or masonry and boxes larger than 2 gang shall be masonry type.

RACEWAY SYSTEMS 16110-5

F. Wireways: Equip with hinged covers, except where removable covers are shown.

G. Pull and Junction Boxes:

1. Pull and junction boxes shall be code gauge steel boxes with hinged, bolted or screwed covers. Boxes shall be flush or surface mounted as shown or required.

2. Junction and pull box shall be installed where shown on drawings and additional boxes shall be installed if required for pulling of wire provided location and installation is approved by the architect. All boxes shall be code construction with screw type cover and shall be installed in accessible locations.

PART 3 - EXECUTION

3.1 RACEWAY:

A. A ground wire, sized per NEC 250-95 shall be pulled in all conduits containing phase conductor(s).

B. Rigid galvanized steel (RGS) or IMC must be used at all times when exposed to weather or physical abuse and in all NEC classified hazardous locations. EMT may not be used in direct contact with earth, or in concrete slabs on grade.

C. U.L. approved Schedule 40 P.V.C. conduit may be used where feeders or branch circuits are to be run in earth or slabs (3/4" minimum). Use RGS ells and risers W/PVC coating approved for underground use. All conduit risers through concrete floors shall be RGS from below the top of the floor slab. Use conduit adapters when converting from P.V.C. to steel conduit. Use plastic spacers when more than one conduit is installed together. Spacers shall be installed per the NEC table 347-8. See Drawings for areas requiring concrete encasement. All P.V.C. conduits shall be provided with separate ground conductor sized per N.E.C..

3.2 PENETRATIONS:

A. Cutting or Holes:

1. Locate holes in advance where they are proposed in the structural sections such as ribs or beams. Obtain the approval of the Structural Engineer prior to drilling through structural sections.

2. Cut holes through concrete and masonry in new and existing structures with a diamond core drill or concrete saw. Pneumatic hammer, impact electric, hand or manual hammer type drills are not allowed, except where permitted by the Structural Engineer as required by limited working space.

RACEWAY SYSTEMS 16110-6

B. Fire Stop:

1. Where conduits, wireways, and other electrical raceways pass through fire partitions, fire walls, smoke partitions, or floors, install a fire stop that provides an effective barrier against the spread of fire, smoke and gases, and maintains specified fire rating. Completely fill and seal clearances between raceways and openings with the fire stop material.

C. Fire Barrier Penetration Seals:

1. Manufacturer: Subject to compliance with requirements, provide fire barrier penetration seals of one of the following:

Electro Products Div./3M Nelson; Unit of General Signal.

2. Provide seals for any opening through fire-rated walls, floors or ceilings used as passage for components such as conduits or cables.

3. Cracks, voids or holes up to 4" diameter: Use putty or caulking, one-piece intumescent elastomer, non-corrosive to metal, compatible with synthetic cable jackets, and capable of expanding 10 times when exposed to flame or heat and UL-listed.

4. Openings greater than 4" diameter and raceway sleeves thru floors at telephone terminal boards: Use sealing system capable of passing 3-hour fire test in accordance with ASTM E-814, consisting of wall wrap or liner, partitions, and end caps capable of expanding when exposed to temperatures of 250°to 350°F (121 to 177·C), that is UL-listed. KBS "Sealbags" manufactured by P-W Industries will be acceptable.

5. Execution: Fill entire opening with sealing compound. Adhere to manufacturer's installation instructions. All fire barrier seals shall meet the rating of the wall.

6. ENT penetrations shall use through - penetration firestop systems per UL.

D. Waterproofing:

1. At floor, exterior wall, and roof conduit penetrations, completely seal clearances around the conduit and make watertight as specified in Section, SEALING AND

CAULKING.

RACEWAY SYSTEMS 16110-7

3.3 CONDUIT SYSTEMS INSTALLATION, GENERAL:

A. Installation: In accordance with UL, NEC, as shown, and as hereinafter specified.

B. Essential (Emergency) raceway…