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HomeMy WebLinkAbout3079-21- - - . ��4 � ..- , I--,----,_ I - , '- - - - � - � � ­ - - - , � - �---- - - ­ --- ­- - �- - __ � , _­__­­_­`­ -, , '_ -1 - , � . . -_ � I I I - � . . I - , � '. . , I - I � � - . - - . . . . . I . . I . I . . . - . . . � . . � I . � . . � . . I � - 1. I � /-/ - -sim __ mv� \ � . .­­. � ___ / . , I 1; _. /,/- .1 I : / / � / I" � ___ If F / It' / I . / .1 I I I i . I ELECTRICAL SPECIFICATIONS . SECTION 16010 --GENERAL REQUIREMENTS C0 . . I Part 1 -GENERAL . � I . �_ Z - ' . 1.1 GENERAL REQUIREMENTS . . - A. It is the responsibility of 'the contractor to obtain and thoroughly review Z construction drawings and specifications that pertain to this project where 9 i requirements for electrical construction exist in other drawings and 0 I speciftotions the contractor shall include these in the bid. U 0 B. The contractor shall furnish and install all material, labor, and equipment . . I necessary for a complete and operable electrical system. < at C. The electrical drawings which constitute an integral part of this contract, �� (ire schematic and they are intended to indicate a general layout of the r­� electrical system. The actual field, conditions of construction, including the I I work of the other trades 'Involved in the construction, will dictate the - exact methods and materials to be used. The contractor is responsible . I to adequately review the plans and work of the other trades to assure -0-4 I that the work is properly coordinated with others. � . . (=> I ke) 1.2 CODES, STANDARDS, AND PERMITS . � A. The construction of the contractor shall be in accordance with all f 4.., 4 # applicable codes and standards of governing agencies. As a minimum construction shall comply with the current adopted edition of the National �W-4 Electrical Code, State of California Title 24, State Building Standards, 00 - C-� Occupational Safety and Health Administration (OSHA) requirements, State �:) for California Title 17 and to all local codes having jurisdiction. In the U � I case where codes have different level of requirements, the most stringent W regulation shall apply. 0 B. The contractor shall obtain and pay for all permits and inspections that (74) \.../ I are required for completion of the construction. Obtain certific ' ates of � I approval as required by authorities and submit to the architect for final Z acceptance of the electrical work. C. The contractor is responsible to secure all inspections required by the �.4 governing agency and will be held responsible for any work that is not - 'P, accepted. . I 1.3 WORKMANSHIP kn The contractor shall be responsible to use experienced personnel who are fully competent. and familiar with proper installation techniques and with the manufacturers' recommendations relative to the products that are used. As a minimum, a standard apply to these personnel shall be equivalent to that of a licensed electrician. The contractor shall be fully r ... 4 Ible for the work methods and safety of these personnel. In the responsi I 14 acceptance or rejection of the finished installation, no allowance will be . made for the 1:ack af skill on behalf of 1the personnel. . : . . 1.4 CONSTRUCTION REVIEW - . , ves the right to Visit the Job site for the purpose of i - determining that the work of the contractor is in general compliance with the intent of the construction documents. However, the engineer assumes -no responsibility or liability relative to 'Inspections or approvals of the work completed or lin progress during such visits. . - . . I 1 �5 SCHEDULE OF WORK . A. The contractor shall be responsible for the scheduling of his work to meet the required completion date and shall also coordinate with other contractors so that the overall project can be accomplished on schedule. . B. When product -submittals are required as defined in subsequent sections . of this specification, the contractor shall allow (15) calendar days for the engineer to review the submittals of the specified products. If the . contractor is seeking a substitution of any products,- he shall allow an additional (15) calendar days for review time. The contractor is Ible to arrange these lead times such that they do not delay the responsi completion of the project. -C. .Irnmediately upon the award of contract the contractor shall coordinate I the suppliers of intended materials and products to be used in � ,with . - . construction to verify that delivery of these materials and products will not impact the completion date of construction. 1.6 SUBSTITUTIONS . � Products -are specified in the drawings by manufacturer and part number shall be used in the construction unless the contractor receives prior * i . written approval for *substitution. In the event that the contractor wishes to seek approval for substitutions he shall submit the manufacturers' shop drawings or cut sheet to the engineer allowing at least (15) days . review time. The engineer, reserves the right to approve or deny the substitution request. . .. . I 1.7 SUBMITTALS Immediately after award of contract and before ordering any products or materials, the contractor shall submit the required submittals of products 11 for the review of the engineer as indicated in subsequent sections of this specification. The review by the engineer of these submittals is for checking the conformance with the design concept of the pro*eUC.-11.. 1.8 AS -BUILT DRAWINGS � During the progress of the work the contractor shall maintain an accurate record of the installation of the system on �1 as -built" drawings which will I be submitted at the completion of the construction. All entries of these . drawings are to be accurate and shall include -all deviations from the contract drawings. The final- submittal shall be in reproducible format. ' � I I 1.9 CLE ANING 4 All exposed parts of electrical equipment shall be completely and thoroughly cleaned and free from cement, plaster, paint, etc. All scratches- are to be reffnished in an acceptable manner. - � I 1.10 WARRANTY AND GUARANTEE . The contractor shall guarantee the entire electrical works are working Rhout defect within one year from the date of acceptance properly wi . of th e work. Any defect related to the contractor's work during the w.&rantee period shall be at the contractor"s expense. 1.11 UTILITY COMPANY SERVICES A. As required, the contractor shall coordinate with the utility company to install temporary power during construction. All costs associated with . Installation of temporary power are to be included in the bid. B. All voltage, phases, and ampacity of the electrical service shall be shown . on the drawings. Other information indicated on drawings relative to 4 utility company requirements is preliminary, and 'is subjected to change by the utility company. The contractor is fully responsible for the use of any information that is not in the form of a final construction drawing * : issued b the utility company for final use on the project. Prior to the y i . . . I bid of the project, the contra-ctor shall coordinate with the utility . 4 . .10 company and determine exact materials and equipment required by th., I . utility company in order to complete their installation of final services. this cost shall be included in the bid. If this information is not available : , to the lbontractor prior to the bid, costs con be estimated and shall be specified as estimated" In the bid. Under no circumstances will the ... " contractor be rilieved from his obligation to provide for the utility ' i company requirements whether or not they shown -on the drawings. . Furthermore, the contractor -shall not be eligible for any additional charges to the owner relative to utility company requirements. . . PART 2 -PRODUCTS * . V PRODUCT AND MATERIALS A.- All products and materials used 'in the project shall be new and delivered . to the job site in the original packaging. - f B. All materials used and furnished for which UL Standards have been : established shall be listed ond bear the label of Underwriters - laboratories, Inc. C. Prior to ordering any lighting fixtures, service and distribution equipment, *. . transfarhers, wiring devices, dimming cabinets and systems, and/or ; . ! * ! emergency power equipment, the contractor shall submit manufacturers'- - . catalogs and/or shop drawings to the engineer for approval. this . requirement is required to check whether or not' the contractor truly : � Ify proper drawings, equipments, part numbers, and manufacturers, . speci etc... . Eight (8) copies are required to be submitted for review. The : contractor will be when the review 18 completed and at such � .notifled : time, the contractor may order material and produtts. . . I I . PART 3 -TESTING AND ADJUSTING OF ELECTRICAL SYSTEM . . I . . . . . . 3.1 SYSTEMS AND EQUIPMENT TESTING . : Control systems for outdoor lighting, dimming systems for indoor lighting, . q - : master controls for lighting systems, and emergency power systems : t,gral r : i . ..(,whether in in fixtures, by 'Inverter/battery sets, and/or generators) i i ! I .. -shall be thoroughly tested during installation, and these systems shall be I ; I ! ! tested at the completion of construction in the presencd of the owner, ; � i , ; i architect, and, enaineer. I - 3.2 GROUND TESTING It is the responsibility of the contractor to assure the 'Integrity of the grounding system throughout the project and it 'is mandatory that the entire system be thoroughly tested. It is also mandatory that the main .. electrical service ground bus be tested by a licensed electrician utilizing - � methods and equipment that are acceptable by members of the trade, A : 'tten record of this testing shall be made by the contractor indicating , , , wri , the time and date of the test, the name of the person conduciing the test, the equipment and method used, and this record shall be kept by the contractor and made available to the engineer upon request for a period of (3) years following completion of the construction. I � � . . . 3.4 VOLTAGE ADJUSTING . A. The contractor shall be responsible to coordinate testing of the main ' service utilization voltage. In the case of 120/240 volt systems the - , volt 17 volts +/- 3 volts on each phase to neutral. in the case of 480Y/277 volt systems the voltage shall test at 270 volts +/- 7 volts on each phase to neutral. This testing shall be conducted with a main service load of 25% by turning "on",lighting and I air conditioning equipment during the test. The actual voltages of each phase after adjusting and as determined in (3) separate tests shall be � 0 recorded and reported to the engineer in written form. B. In the case of 120/240 volt services where the main disconnect exceeds 2000 amps or 480Y/277 volt services where the main disconnect exceeds 1000 amps' the voltage testing shall be conducted with a recording voltmeter indicating a 24 hour record of the actual voltages on all phases during the first 24 hour period that the facility is in operation. The . contractor shall coordinate the time and date of this requirement with the owner, architect, or engineer, and submit the results of the testing to the 4 engineer. This testing shall verify utilization voltages as indicated in . "Section A." above. C. In the case of sub distribution transformers the contractor shall be ible to assure proper secondary voltage with the same testing responsi techniques described in "Section A." above. ... . - 15 GFI AND GFCI �QUIPMENT TESTING ' A. All GF1 circuit breakers and GFI convenience outlets shall be thoroughly tested during install'ation and at the completion of the project. B. If the main electrical service includes GFCI protection, then the contractor 0 1 . shall test this equipment 'in the presence of the inspector at the completion of the project. It shall be the responsibility of the contractor . to notify the inspector when this test will be performed and allow the inspector at least make arrangements to be present. SECTION 16100 --BASIC MATERIALS AND METHODS . � PART 1 -GENERAL . � 1.1 QUALITY ASSURANCE The contractor is responsible to assure that all material and equipment delivered to the job site are new and in proper usable condition. All materials and products used are to be inspected and may be rejected if found to be defective or flowed. It shall be the responsibility of the contractor to assure that this' element of the specifications 'is satisfactorily completed. The owner, architects, and engineers reserve the ' right to reject any materials or equipment that deem to be flowed or defective In the finished project. . . . 1.2 PRODUCT AND EQUIPMENT VERIFICATION A. The contractor shall be responsible to check all products and equipment 4 that is specified in the drawings when it is received at the job site to assure that it is in fact compatible with the electrical plans based upon the enclosed manufacturers' instructions including any instructions or 4 information placed on the products and equipment. B. In the case of service and distribution equipment the contractor shall verify that the nameplates agree with the approved shop drawings relative to voltage, phase, bus ampacity, short circuit and/or AIC rating, and enclosure type. C. In the case of sub distribution trans'formers the contractor shall verify that the nameplates agree with the specified voltage to voltage ratlingk impedance, heat rise, enclosure type, and sound 'rating. � I ,D. In the case of lighting fixtures, the contractor shall verify the fixture is rated for the specified lamp, the specified input voltage, the specified mounting and/or installation application, and the specified control system. E. In the case of motors the contractor shall verify the proper input voltage and phase, FLA, recommended fuse size, and installation application, based upon the attached nameplate. - - PART 2 -PRODUCTS I . . . I . 2.1 CONDUIT GENERAL A. All conductors and wiring are to be installed in conduit unless the drawings clearly state that conduit is not required and that the use of an approved cable is permitted. Conduits are to be concealed in all finished areas. The conduits shall be continuous terminating only in 4 junction boxes, panels, approved wireways, etc. Where metallic conduits establish grounds, they shall be installed such that continuity shall be maintained. B. Where nonmetallic conduit is used M construction, the contractor shall include a ground conductor In the run whether or not shown on the drawings and the conduit shall be sized accordingly. 2.2 RIGID N-ONMETALLIC CONDUIT (RNMC) RNMC may only be used underground or in or below concrete slabs when used for conductors of 110 volts or higher. Conduit shall be polyvinyl chloride schedule 40, electrical conduit, rated 90 degrees C. Only i approved electrical fittings may be used. Where run in concrete maintain a minimum of 4" of cover on all sides, and convert to rigid galvanized ste'el stubout of concrete. Any conduit and fittings' installed for the use of a utility company shall meet the requirements of the utility company for such installations except that in the case of conduit for high voltage feeders (600 volts or above) the contractor shall take special precaution - to provide safety to persons excavating around and about the installation. 'it is the responsibility of the contractor to provide for this protection but It is recommended that one or more of the following methods be utilized: concrete encasement .of at least two inches of concrete on all sides of the conduit; concrete or concrete slurry three or more 'Inches deep on top of conduit; three or more inches of sand on top of conduit and redwood planks run continuously on sand; a warning tape manufactured for direct burial placed six inches above the conduits. 2.3 RIGID METAL CONDUIT (RMC) . A. Steel RMC shall be mild steel, hot dipped galvanized inside and outside, i connectors shall be tapered pipe thread. running threads and split couplings are not permitted. B. When used underground the conduit and fittings and couplings -shall be i moisture protected. "Tapecoat CT" protective spiral wrap with recommended primer treatment. 2.4 ELECTRICAL METALLIC TUBING (EMT) EMT shall be mild steel, electrically welded and galvanized per ANSI #C80.3. In damp locations fittings shall be gland compression type - malleable iron. In dry locations fittings shall be all steel, zinc plated, screw set type. 2.5 FLEXIBLE METAL CONDUIT (FMC) FMC shall be steel or aluminum with UL listing. Fittings shall be steel or . . malleable iron threaded. I I . . 2.6 PULL AND JUNCTION BOXES A. Boxes are to be installed in all conduit runs 'in sufficient number to meet the requirements of codes, special requirements of utility companies, 4. requirements of providers of special equipment and systems, and to allow for efficient and convenient installation of conductors. It is the responsibility of the contractor to locate these boxes and size them according -to code requirements. Boxes shown on the drawings are to be installed as shown but do not necessarily indicated all boxes necessary # for any installation, Boxes 'Installed in outdoor or wet locations shall be * of the type approved for the purpose. B. Boxes instolled indoors shall be coded with gouge steel, galvanized on all surfaces, with removable covers and secured with machine screws. - they shall b' orted by mechanical connection 'to the structure of the building. They shall be located such -that they are readily * ' accessible for . -maintenance purposes. All junction boxes in branch circuits shall be marked on the cover with the circuit identifications. . Boxes used in the utility site system, covers shall be marked Electrical, Telephone, or CATV as appropriate. Concrete boxes shall be install on a 6" crushed rock 15ase. The contractor shall coordinate the finished elevation* with the specific conditions of the 'installation. In general the cQn1rac1or shall attempt to locate boxes such that they are as visually - . - un.9 "ble. ,0-trusive as possi ., . . -1 ­ ;�, I I .- I : I : . �� - . � - I i I I � . . i . . � . - ( I . - � _. � . . __ - _ - . . . . I - . I . I . . I - i . . . C. Boxes where exposed to weather shall be weatherproof and rain tight and, shall be fabricated of minimum 14 gouge sh el and hot -dip galvanized - after fabrication. Covers are to be properly gasketed and set- with stainless steel screws. Covers are to be stainless steel or brass. Visible covers are to be left with a clean factory finish. 0 D. Boxes located outdoors in landscape or in traffic areas, shall be precasted Ith concrete as manufactured by Brooks or Qulkset. The covers of these wi ropriate'to their specific location. Boxes used 'in the . � utility site system, covers shall ' be marked Electric, Telephone, or CATV as. ' i appropriate. Concrete boxes shal'i be installed on a 6" crushed rock base. The contractor shall coordinate the finished elevation with the specific conditions of the installation. In general the contractor shall attempt to locate boxes such that they are as visually unobtrusive as possible. I E. Boxes 'are located in wet areas shall be installed with conduits in boxes such that they are' protected from intrusion of water. Furthermore, if there 'is a possibility that water con enter buildings or equipment by entering into conduits owing to grades and elevations, the contractor shall make the engineer aware of this field condition prior to completion of the installation so a engineer to take appropriate � actions and protective measures. . - . 2.7 OUTLE T BOXE S ' � A� Outlet boxes shall be installed with extensions and rings properly coordinated for the surrounding finishes. The final 'installation shall render all outlet boxes flush and even with the finished surfa.ce. In all cases these boxes shall have a finished appearance acceptable to the owner, architect, and engineer. - � B. The minimum size for outlet boxes is 4"' square by 1.5' deep. C. Where outlet boxes contain wiring' of different voltages, the contractor . shall provide approved barriers within the boxes. Where switches are . shown adjacent to one another on the drawings, these switches are to . . be installed in multiple ganged boxes and Ahe finish rings are to be . coordinated with standard available cover plates. An exception is where dimmers are shown that Will be provide with their own cover plates and/or heat sinks. In this event these will be located in separate outlet * boxes of appropriate size such that the finished centerline of adjacent ' cover plates are symmetrical about a horizontal common axis. D. In the ' event that outlet boxes are to be used to support fixtures the contractor is responsible to install boxes with adequate structural . 4 integrity to allow for the support of the fixture. If the contractor I requires any assistance, he shall notify the engineer of the situation te time for the engineer * to resolve the structural problem prior to the completion of the installation. . 2.8 CONDUCTORS . A. The contractor shall be responsible to install all conductors used on the project 'in compliance with Article 310 of the NEC. In the event that . the contractor receives approval from the inspector to u-11.1lize insulation types other than those shown on the drawings he shall pay particular attention to ensure that these conductors are properly sized. B. Conductors used as service entrance conductors, to subfeed switchboards, 6 panels, transformers, and other equipment, where the wire sizes are #6 and larger shall be installed with the wire size, insulation class, and voltage rating 'indications on the insulation visible without touching the . conductors from the front of the connections, . C1. Where conductors of multiple phases are- pulled through the some conduit to feed more than one equipment they shall be color coded. these colors shall be permanent and consistent for the entire run. The choice of colors is the option of the contractor except that grounds shall be green and neutrals shall be white. ' D. The contractor may gather runs of conductors based on field decisions, but shall comply with the applicable code requirements. E� Conductors #12 AWC and smaller shall be solid. Conductors #8AWG and larger shall be stranded. The minimum wire size to be used is #1.2 AWG. the minimum insulation rating shall be 600 volts. F. In no event may aluminum conductors of #6 AWG and smaller be used. Where the drawings indicate the use of copper conductors, then only copper conductors may be used. In cases where the contractor utilizes aluminum conductors, the contractor shall be responsible to install these conductors such that he guarantees the some quality of the system as if he had installed copper conductors. All conductors used in fixture troughs, stems,and ballast compartments shall be insul-ation type THHN/THWN. G. Type SE, style SER cable is constructed with XHHW conductors primarily used as panel feeder in multiple un! ' t dwellings. SER may be used in wet locations i eed 75'C and 90'C in dry locations. Voltage rating is - 60OV. H. NMC (Nonmetallic Sheathed Cable) is primarily used in residential wiring as branch circuits in one and two family dwellings, multifamily dwelling Ond other structures, except as prohibited in NEC Section ,336-4 2.9 CONNE CTORS . A. Copper conductors for wire sizes #10 AWO and smaller shall be spliced utilizing "spring -lock" connectors, in particular, "Scotch lock"' by 3M or "Wing Nuts" by Ideal. The contractor is responsible to assure that all splices are completed in a secure and permanent fashion, maintain - ing the integrity of the connection without faults or shorts. In cases where the conductors may be affected by adverse conditions the contractor shall take special precaution to protect the conductors such as by wrapping connectors with an appropriate tape. B. Copper conductors for wire sizes #8 AWC and larger shall be made with . approved split bolt connectors. These types of uninsulated connections - shall be thoroughly protected with applied insulation such as 3M #2200 or #2210 vinyl mastic insulating pods. C. Aluminum conductors when used shall employ as few splices as possible. This means that the contractor shall be responsible to show suitable ices within a run. The location of these splices as installed by the contractor shall be indicated in the "as -built" drawings. Aluminum conductors shall be terminated or spliced with swage type . aluminum compression terminals, and shall be accomplished in strict adherence with the 'Instructions of the manufacturer of the ma-terial. . connections shall be protected as indicated in "B" above. D. Connections made in outdoor locations shall be insulated with 3M #2200 or #2210 vinyl mastic insulating pads to protect from moisture. PART 3 -EXECUTION . 3,1 TRENCHING / E XCAVATI ON . * Where specifications appear in the architectural portion of the . ifications that pertain to trenching and backfilling, the contractor is sped 1 1 1 ible to review these specifica t ions and comply. In the absence of responsi I other specifications, the contractor shall: 1. Comply with the NEC relative to the minimum depths of conduits, and shall comply with any utility company requirements relative to these depths, 2. Maintain a minimum of 12 inches separation between: 0-600 volt feeders, and over 600 volt feeders; and low voltage (telephone, alarm, $ 1 i communications, CAT -V, oth4�r Class 2 conductors, etc.); and non electrical installations (water, gas, drains, sewers, etc.). This condition -shall apply to joint trench situations and to conditions where trenches � - cross. 3. Each layer of backfill shall be compacted to a minimum density of 90% and the top 6" shall be compacted to 95% maximum density. . It is the responsibility of the contractor to pr�oviide verification that this condition is accomplished. 4. Upon completion of backfill and compacting the contractor shall leave the site in the same condition that it was at the commencement of the work. This requirement 'Includes replacement of any damaged landscape .materials, asphalt, concrete, other pavements and finish mdter*ials, fences, lawns, trees, etc. Additionally, the contractor shall be responsible for any damage to other 'Installations su*ch as sprinkler . lines, and the like. If the contractor feels that damage to other . is unavoidable then it is his responsibility to bring this to the - attention of the engineer prior to any specific work to allow the II engineer to designate corrective procedures, � 5. .Upon completion of the trenching and backfill the contractor is responsible to remove any excess dirt, rock, and other debris from the Job site. SECTION 16400 --SERVICE AND DISTRIBUTION EQUIPMENT - PART 1- GENERAL . 1.1 EQUIPMENT ' * A. The service and distribution equipment shown on the drawings do not ' i indicate the names of specific manufacturers, This equipment shall be manufactured by recognized manufacturers and shall comply with all applicable codes and standards. The contractor shall study the dimensions of proposed manufacturers and verify that the equipment will physically- . fit in the spaces intended. This is to be accomplished prior to bid of th , e project. If there is a problem discovered relative to the dimensions of p-roposed equfpry�ent, the contractor shall contact the engineer and -_ - - develop a solution prior to the bid. If this condition is not met for any reason then the* contractor shall be responsible to work within the allowed limitations as indicated on the drawings by utilizing substitude � - - .:- - __ 4. : A-_ 4.- 10 .& _*U_ 41k� 0' � __.� .0m% ,ft A 'a t�^ .-% W. ,m , lu4u IV' I I c;' I t. In o�IUVf LV I i 1. VY i U I ki IV V,A10 1.11 IV Ulf I I V1 10i1%';1'1G;. - � . . 16 . B. In. cases of remodel construction, the contractor shall make himself adequately aware of the existing conditions on the Job site relative to any retro -fit switches, circuit breakers, 'etc., that are required. It is the . 4 ibility of the contractor to determine what specific equipment W III responsi 1 1 be required for the Installation and include all such equipment in the bid. C. The contractor shall be responsible to coordinate with the electric utility to provide 'equipment that is satisfactory for their requirements. � 1 1.2 QUALITY ASSURANCE All service and distribution equipment shall be approved by a testing laboratory recognized by the code enforcing authority and bear the ' approval label of that laboratory with a perm nd engraved placard. Additionally, all service and distribution -equipment shall have P ermanently placed on it a permanently engraved placard nameplate indicating the name of the manufacturer, the manufacturers serial number, the voltage, phase, and ampacity of the specific equipment. 1 1.3 S.UBMITTALS . The contractor shall submit (8) copies ' of the manufacturers shop drawings for each main electrical service, distribution board, switchboard, panel board, load center, transformer, motor control center, and any other service and distribution equipment. Prior to any fabrication, manufacturing, or ordering of equipment, the contractor shall have copies approved by the engineer in his possession. . 1.4 SCHEDULE AND DELIVERY . . The contractor is responsible to obtain approvals and secure delivery of all contractual related works (i.e. drawings, equipment, etc...) in conformance with the construction schedule. PART 2 -PRODUCTS . . 2A MAIN SERVICE EQUIPMENT Unless indicated otherwise on the drawings, the main service equipment shall be a freestanding, deadfront, deadrear, sheetmetal assembly with factory applied paint finish. The contractor is responsible to verify size of pull section-, and other utility requirements, with the serving utility 11 and provide the required equipment. The equipment will utilize fuses or circuit breakers as shown on the drawings unless the contractor obtains the written permission of the engineer to utilize alternative configurations. If there is no short circuit. rating indicated on the drawings, the. * contractor shall coordinate the required rating with the serving utility. If the utility indicates, 'in writing, a short circuit rating less than that I shown on the drawings then the contractor may provide for the lesser I . requirement but he is responsible to .submit to the engineer a copy of the written verification proVided by the utility. The main, and all subfeed I breakers 'and switch,es are to be identified with a permanently affixed "I engraved phenolic no m-eplate and all switches and breakers are to be lockable "off'. Any equipment shown outdoors shall be rated for wet . location. Where fuses are shown in the main service, the contractor shall spare fuses in each size to the owner at the i conclusion of the work. . . 2.2 PANEL BOARDS AND LOAD CENTERS . ' A. When the drawings *Indicate the use of panel boards then th 0 included. Otherwise load centers may be used. All panels used on a particular job shall be of the same manufacturer. If there is no indication spaces that is to be provided on the panel then it shall be a full size 42 spaces panel. Circuit breakers shall be full size breakers, tandem type breakers are not to be used. All panels shall bear the label of a code enforcing authority approved test laboratory, and shall have affixed by the manufacturer a permanently engraved and attached * nameplate indicating the panel rating. Additionally, there shall be affixed to the panel a phenolic engraved nameplate indicating the panel name . and voltage/phase (i.e., ."Pl-120/24OV-1 PH"). A typewritten circuit schedule shall be prepared and mounted in a plastic cover in the panel. B. Circuit breakers shall be molded case, quick make, quick break, with trip indicator, and interrupting rating shall equal the rating of the load . - 1 2.3 OTHER EQUIPMENT I I Other equipment which includes transformers, disconnect switches, motor control centers, transfer switches, inverters, generator sets, dimming panels, custom control cabinets, and motor starters, shall bear the label of a recognized test lob, and have nameplates as indicated in B. above. PART 3 -EXECUTION . ­ � ' 3.1 EQUIPMENT INSTALLATION In all cases the contractor shall install service and distribution equipment ' � in such a manner that the equ � ipment is reasonably protected from adverse conditions and damage. Main service equipment that is shown - outdoor shall be installed on a concrete pad at least four inches thick, and at a finished elevation above the water level (which shall be at or above the elevation of man doors into the structure). When the main 4 service equipment is not located on or adjacent to a structure, the finished elevation of the pad shall be field verified to be above anticipated water levels and the pad shall be set four inches above the finished adjacent surface. All main service equipment shall be bolted tp the pad or floor on which it Is located. . 3.2 GROUNDING A. The main service ground bus shall be grounded in compliance with the i requirements of the code enforcing autho"rity and by the following methods.- * 1. Metallic cold water pipe .-- 250-81(c) 1 ' 2. 20 feet of #4 bare copper wire -- 250-81(c) I . 3. If metal frame building to the structural frame !--- 250-81(b) B. The resistance measured from the main service neutral bus to the I asured with dry ground conditions, C. The secondary side of transformers shall be grounded per section 250-26. D. Non metallic conduits shall contain a . ground conductor per 250-95. E. Flexible metal conduits shall contain a ground conductor equal in size to the largest conductor, SECTION 16600- -LIGHTING- FIXTURES - . * PART 1 -GENERAL 1.1 E QUIPME NT Lighting fixtures as indicated in the drawings shall be furnished by the contractor, except as indicated in the "SUBSTITUTIONS" section that 1 4 1 ' follows. The contractor is responsible to coordinate with the manufa of specified fixtures and assure that submittals for approvals and subsequent orders and delivery dates will not conflict with the Job � schedule. The contractor shall apply the following procedure to the ordering of light fixtures: ­ 11 1. If the contractor is planning to request substitution of light fixtures he shall discuss this in detail with the engineer before the -bid. At that # time the engineer will inform the contractor if there are any restriction to substitution of particular fixtures. However, no approval of substitution ill be made until all conditions of the "SUBSTITUTION" section that wi I I follows are met. . . 2. The contractor shall maintain complete and accurate documentation of communications with the suppliers. 1 3. The contractor shall request fixture submittals for the approval of the 11 engineer within (5) days of notification of the award of , contract and shall verify that the submittals hove been received by the engineer, and allow for (15) days review time. 4. The confirmed order for the purchase of the fixtures shall be placed 'thin an adequate time period to allow for the timely delivery of the wi 1 1 fixtures. If there is to be a delay in the delivery the contractor shall � make every reasonable attempt td' inform the engineer of the delay at the soonest possible time. As a minimum, the contractor 'is to secure a confirm delivery date from the manufacturer at the time of ordering and follow up on this delivery date periodically until the order 0 i is received by the contractor. 5. In the event that there is to be a delay in delivery the contractor is to make available to the engineer all of the written records pertaining to the order.- � . .- . 1.2 - SUBSTITUTIONS . A. Request for $ substitution of light fixtures requires the prior approval of the engineer. The contractor shall furnish the engineer with (8) copies 4 of the intended fixture catalog sheets and allow the engineer (15) days i review time, The engineer reserves the right to refuse the submittals. B. Fixtures submitted for substitution shall be of the same general pecified, The -engineer reserves the right to make this determination. Any special characteristics of the specified fixture shall be included in the proposed substitution such as special lenses, reflectors, - ballast, etc. . 0. In the case of outdoor pole mounted fixtures there may exist a 0 .1 requirement for submittal of site photometry which shall depict a point - by point light level summary on centers approved by the engineer, � and indication of the minimum maintained average footcandle level for the is submittal shall be made concurrently with the \ ' submittal of the manufacturers catalog sheets if required by the engineer, and it Is the responsibility of the contractor to account for this i requirement relative to the.timing. . . SECTION 16000 -- ELECTRICAL SPECIFICATIONS � 1.3 QUALITY ASSURANCE . : ­­_ .. . ... . . - A. Lighting fixtures shall be *manufactured by a 'r600gnilzed mariufa�Nrer and bear the approval label of a test lob recognized by th i e c a�-d e � enforcing agency. Additionally, this label shall conform to the specific location of 'Installation such as "damp" or "wet". . / B. Where fixtures are 'Installed on a surface of-loW dem§ity mat, ' brials they shall -be approved for such installation or be spaced a minimum of 1 Inch from the surface. The contrac.tor is responsib-le to field verify this requirement. . C. Where fixtures such as open strip fluorescence are installed in architectural features such as coffers, valences, and the like, the contractor shall install the fixtures such that the lamps are not Visible from view. If this condition cannot be met based on field conditions, the contractor shall notify the engineer -allowing sufficient time for corrective action before the completion of the installation. D. All fixtures shown on the drawings are to be furnished with all necess&y i v nd accessories, In all cases the contractor Is responsible to install fixtures with proper and appropriate structural support. . I E. Lamps shall be provided for all fixtures. Where spocific lam,.ps are indicated in the drawings these lamps shall be pr6vided. 'W -here general specification of lamps are given they shall be General Electric or a manufacturer approved by the engineer prior to purchase. F. The contractor shall exercise care when handling and 'Installing fixtures to protect finishes and lenses and other visible components. The owner, architect, and engineer reserve the right to reject any damaged- or . flawed materials and products. I . I - I I . ; . 2.1 HIGH INTENSITY DISCHARGE FIXTURES Ballast for the fixtures shall be: Mercury Vapor -.- constant wattage autotransformer (CWA) Metal Halide -- CWA High Pressure 'Sodium -_ high power factor or CWA Low Pressure Sodium -- high power factor For outdoor applications, the minimum starting temperature rating shall be at least -20 degrees F. The ballast shall be manufactured by a recognized manufacturer and bear the label of an approved*test lab ' appropriate to the location of the fixture, Ballast will be considered faulty if the noise emitted exceeds that of other fixtures of I the some type installed on the job and will be replaced at the directive of the I # . engineer. The engineer reserves the right to reject lamps that show noticeable color shifts, - 1 2.2 FLUORESCENT LIGHT FIXTURES - Fluorescent fixtures shall contain "P" rated ballast with "A" sound rating I un - less specified otherwise, they shall be manufactured by a -recognized manufacturer and bear the label .of an approved test lab 1 4 appropriate to the location of the fixture, and be certified by Certified Ballast Manufacturers Association (COM).'The ballast shall be considered - faulty if the sound emitted exceeds that of other fixtures of the some type on the job and will be replaced at the directive of the engineer. unless specified otherwise the lens shall be acrylic plastic. For fixtures � located in wet or damp locations the ballast shall be low temperature with a rating olf 0 degrees F or lower. Power factors shall be at least. 9 unless specified otherwise. 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