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16010-3
ELECTRICAL - GENERAL

e. Provide complete branch circuit wiring systems including all raceways,
conductors, cables, outlet and junction boxes, wiring devices and device
connections as shown on the Drawings and as specified herein.

G. Work Specified Elsewhere:

1.

2.

The materials and methods used for all Electrical Work indicated in the

Contract Documents shall meet the requirements specified in Division 16.

The following Electrical Work and Work relating to the Electrical Work will

be performed under other Divisions of the Contract Documents. This

Contractor is to review all of the Contract Documents and Drawings and shall

work closely with the other related areas which will affect his/her work under

this Contract in order to avoid any and all conflicts:

a. Substitutions, product options, cleaning up and project record documents
are specified in DIVISION 1.

b. Painting is specified in DIVISION 9.

c. Mechanical equipment is specified in DIVISION 15

d. Firestops are specified in DIVISION 7.

H. Removals and Relocations and Rearrangements:

1.

Examine the existing site, structure(s) and installation(s) for the work of all
trades which will influence the cost of the work under DIVISION 16. This
work shall include removals, relocations, rewiring and rearrangements relating
to the work of all trades which may interfere with, disturb or complicate the
performance of the work under DIVISION 16; and relating to the work
involving systems, equipment and related service lines which shall continue to
be utilized as part of the finished project.

When the Contract Documents indicate elimination of, or structural changes in

walls, floors, ceilings, enclosures, pipe chases, etc., remove, relocate, rearrange

and reconnect as required, all existing Electrical Work such that systems to
remain shall continue to function properly.

Provide in the Base Bid all associated labor, material and costs to include all

removals, relocations, rewiring, rearrangements and reconnections herein

specified, necessary or required to provide approved operation and coordination
of the combined new and existing systems and equipment.

Demolition:

a. Disconnect and remove existing equipment, devices, boxes, conduit, and
associated electrical equipment as shown on the contract drawings.

b. Any demolition, relocation or rearrangement work performed which results
in unused openings in control panels, instrument panels, control stations,
pull or junction boxes, etc., which are to remain shall be plugged by
appropriate means such that it maintains the integrity of the NEMA
classification of the area, as defined on Drawing E-1.

c. Any demolition, relocation or rearrangements which results in unused
openings in walls, ceilings, floors, etc. shall be sealed using approved
methods to maintain the fire rating and NEMA classification of the existing
structure.

d. Review all Contract Documents and coordinate with all disciplines for a
complete understanding of this demolition work. Provide all new work

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5.

1.

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ELECTRICAL - GENERAL

required to modify these changes along with all requirements for installation
of the new work, as shown on the Contract Drawings.

There are areas where the demolition shall require that existing pullboxes,
conduit, wiring and associated devices be disconnected, removed, relocated
and in some cases be replaced in order for the new equipment, walls,
structures, etc. to be constructed and installed. In most cases, the detail of
these existing conditions has not been shown. This Contractor will be
responsible to perform all work necessary to demolish all required conduit,
wiring, boxes and associated equipment for the noted and intended
demolition. At no time shall this Contractor imply that he/she does not
understand the responsibility of associated demolition as the Contractor
shall visit the site locations and shall become familiar with the areas where
this work is to be performed. If there are any concerns or issues regarding
this work they need to be addressed and submitted to the Engineer for
clarification prior to submission of the final bid price for the work of this
Contract. All costs associated with this work is the responsibility of this
Contractor and shall be included as part of the overall costs for the electrical
work of this project. No additional costs shall be allowed by this Contractor
for any demolition work required under the work of this contract.
Disconnect and remove all abandoned conduits, wiring, boxes, equipment,
controls, hangers, etc. shown or not shown, which is located within the area
of construction under this contract.

The Contractor is responsible for temporary power associated with Removals,
Relocations, and Rearrangements to maintain the existing facility operational.
Refer to section within this section for requirements.

I. Codes and Fees:

Comply with the following codes, standards, regulations and specifications:

a.
b.
C.

> whee

National Electrical Code (N.F.P.A. No. 70 - most recent edition)

Life Safety Code (N.F.P.A. No. 101 - most recent edition)

Occupational Safety and Health Act (O.S.H.A.) - regarding construction
practices.

Utility company standards, specifications and requirements.

Telephone company standards, specifications and requirements.

Cable company standards, specification and requirements.

State and local electrical codes, building codes, and fire codes for the locale
where the work is to be performed.

N.F.P.A. 820 Standards for Fire Protection in Wastewater Treatment and
Collection Facilities.

Compliance with the above codes, standards, etc., does not relieve the
Contractor from the requirements of the Contract Documents which may
exceed these codes, standards, etc. but which are not contrary to them.

If it is observed that the Contract Documents are at variance with any of the
above codes, standards, etc., promptly notify the Engineer in writing, and
necessary changes shall be adjusted by appropriate modification. If any work
is performed which is contrary to such codes, standards, etc., the Contractor
shall assume full responsibility therefore and shall bear all costs in correcting
such work in order to comply with such codes, standards, etc.

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ELECTRICAL - GENERAL

Secure and pay for all permits, fees and licenses necessary for the proper
execution of the work under DIVISION 16.

Tests and Procedures Prior To Start-up:

Refer to Section 16950 - Testing Electrical Systems and start-up for testing and
scheduling requirements.

Demonstration of Complete Electrical Systems:

1.

2

The Owner will assume no liability or responsibility for any portions of the
installation under this Contract until they are demonstrated and accepted in
writing. Final demonstrations shall be made only after the Engineer is satisfied
that the work has been completed in accordance with the intent of the Contract
Documents.

Refer to Section 16950 for additional requirements.

Identification:

1.

All distribution equipment (switchboards, motor control centers, distribution

panelboards, transformers, transfer switches, disconnects, starters, control

panels, control stations, etc.) shall have an engraved lamacoid tag, permanently

mounted adjacent to the manufacturer's nameplate, indicating the equipment's

designation (as called out on the Drawings) and identification number per the

Contract Documents.

All switchboard and distribution panel overcurrent devices, motor control

center devices, individually mounted motor controllers, disconnect switches,

control devices, etc., shall be provided with permanently attached engraved

lamacoid tags indicating the equipment which they serve or control per the

equipment designation and identification number indicated in the Contract

Documents, and in accordance with OSHA requirements.

All branch circuit panelboards shall have, on the inner side of the door, a

permanently attached, engraved lamacoid tag with the identification number of

that panelboard. Provide and mount under plastic, in the directory frame of

each panelboard, a neatly typewritten directory identifying the branch circuit

overcurrent devices and the circuits, devices and areas which they serve.

All individually mounted panelboards, disconnects, motor controllers, control

stations, etc. shall have a second engraved lamacoid tag below the first one

which identifies from where the equipment is receiving power. This second

label shall be smaller in height.

Nomenclature on these nametags shall be project specific and wherever

possible shall be full and complete. Excess abbreviations will not be allowed.

Power conductors shall be continuously polarized and color coded throughout

using the following scheme:

a. White or gray - All neutral conductors, 208/120V systems

b. White w/tracer of any color but Green - All neutral conductors, 480/277 volt
systems

c. Green - All ground conductors

d. Phase Conductors

208/120V 240/120V 480/277V
Systems Systems Systems
Phase A - Black Phase A - Black/(Red) Phase A - Yellow

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Phase B - Red Phase B - Red/(Blue) Phase B - Brown
Phase C - Blue Phase C - Orange

e. For Conductors No. 6 and smaller, color coding shall correspond to the
color of the conductor insulation. For color coding of wire larger than
No. 6, use self-adhesive, wrap-around type markers. These markers shall
be used at all panelboards, junction boxes, disconnect switches, circuit
breakers, etc.

7. Control conductors shall be identified using numerical tags corresponding to
conductor designations indicated on approved shop drawings of schematic
diagrams, and as required for clarification of system and equipment
connections. Conductors shall be clearly identified at each terminal block,
equipment connection and junction. Tags and labels shall be pre-manufactured
for intended purpose.

8. Lamacoid tags shall be nominal 1" x 4" with 3/8" white lettering on black
background.

9. The following safety signage shall be provided for the following equipment.
Signage shall be lamacoid plastic (Large Letters) yellow background with red
engraved letters:

a. All switchboards, motor control centers, VFD equipment, automatic
transfer switches, solid-state, reduced-voltage starters, enclosed circuit
breakers, etc., shall be provided with signage to read "DANGER - HIGH
VOLTAGE". Each section (vertical component of multi-section enclosure)
shall be furnished with an individual signage. Final requirements shall be
determined at the discretion of the Engineer.

b. All motor control center motors starters, individual motor starters and/or
control panels shall be provided with signage to read "CAUTION - This
Enclosure Contains Voltage Sources from Outside of This Enclosure".

c. All switchboards, motor control centers, panel boards, transformers control
panels, etc., shall have large letter lamacoid nameplates which reflect the
full tag names and designations noted on the Contract Drawings.

d. All switchboards, motor control centers, panel boards, transformers control
panels, etc., shall have Arc Flash labels as provided and determined by the
Arc Flash Study.

M. All electrical equipment shall be suitable for the areas where mounted in accordance
with Area Classifications indicated on Electrical Drawings. In specific, refer to
Drawing E-1 NEMA classification for Electrical Equipment and Enclosures for
specific requirements and these specifications. In addition, there are several areas
which have been indicated to meet NEC National Electrical Code requirements
based on the final location of the equipment. Coordinate and provide these NEMA
ratings whether or not specifically stated on the Drawings. Contractor shall assure
that the proper type, enclosure, mounting and catalog numbers are provided during
the Submittal phase.

1.2 QUALITY ASSURANCE
A. Supply all new materials, devices and equipment in conformance with:
1. Underwriter's Laboratory, Inc.
2. National Electrical Manufacturers Association.

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ELECTRICAL - GENERAL

American National Standards Institute.

National Electrical Code (NEC).

Local Power Company.

Local Telephone Company

. OSHA

B. All materials provided under this Contract shall be equal in quality, appearance and
performance to that specified herein and shall be subject to no exceptions taken by
the Engineer. Verify the availability of all materials proposed to be used in the
execution of the work prior to submitting same for the Engineer's review. The
discontinuance of production of any material or product after the Engineer's review
has been made shall not relieve the Contractor from furnishing an alternate of equal
quality and design without additional cost.

C. Materials and equipment furnished under this Contract shall be standard products of
manufacturers regularly engaged in manufacture of such products and shall be
manufacturer's latest standard design that complies with Specification
requirements. Products shall essentially duplicate material and equipment that have
been in satisfactory local use at least three years.

D. The Contractor shall have supplied comparable systems to those specified herein
and shall maintain engineering and service departments capable of designing and
maintaining these systems. For a period of twelve (12) months from the date of
acceptance of the work, provide all necessary supervision, labor, materials, and
equipment, in order to correct any defects in any system due to faulty materials,
equipment, installation methods, or workmanship and consequent damage resulting
from such defects. This work shall be scheduled during normal working hours and
at the convenience of the Owner.

E. All switchboards, motor control centers, panelboards, motor starters, transformers,
and distribution equipment shall be by the same manufacturer based on providing
the Owner with equipment of the same type. This will allow for replacement and
spare parts of the same type and also allow efficient maintenance of this equipment.

F. All electrical equipment shall be suitable for the areas where mounted in accordance
with Area Classifications indicated on Electrical Drawing E-1. Contractor shall
assure all equipment is installed in strict accordance with the latest version of the
National Electrical Code.

G._ All equipment to be submitted such as low voltage switchboards, motor control
centers, panelboards, dry-type transformers, motor starters, disconnect switches, etc.
shall be furnished by the same single manufacturer unless otherwise noted.
Substitutions of multiple manufacturers for this equipment shall be rejected.

IAM Y

SUBSTITUTIONS
A. General
1. Where new equipment is specified to be provided as part of an extension to an
existing system, the manufacturer of the new equipment shall match that of the
original. Substitutions will not be considered as equal unless specifically noted
SO.
2. Certain new equipment and systems have been specified with one or more
make(s) followed by the phrase "or equal". In such cases, the Contractor may

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17.

law, statute, regulation, order, or other requirement, Professional Consultant agrees to the following
terms. Professional Consultant will not discriminate against any employee or applicant for
employment because of physical or mental handicap in regard to any position for which the
employee or applicant for employment is qualified. Professional Consultant agrees to take
affirmative action to employ, advance in employment, or to otherwise treat qualified, handicapped
individuals without discrimination based upon physical or mental handicap in all employment
practices, including but not limited to the following: employment, upgrading, demotion, transfer,
recruitment, advertising, layoff, termination, rates of pay, or other forms of compensation and
selection for training, including apprenticeship.

Without limitation of the foregoing, Professional Consultant's attention is directed to “Title
41”Public Contracts and Property Management” C.F.R. Subtitle B “Other Provisions Relating to
Public Contracts” Section 60 “Office of Federal Contract Compliance Programs, Equal
Employment, Department of Labor” which, by this reference, is incorporated in this contract.

Professional Consultant agrees to assist disadvantaged business enterprises in obtaining business
opportunities by identifying and encouraging disadvantaged suppliers, consultants, and sub
consultants to participate to the extent possible, consistent with their qualification, quality of work,
and obligation of Professional Consultant under this contract.

In connection with the performance of work under this contract, Professional Consultant agrees not
to discriminate against any employee or applicant for employment because of race, creed, color,
national origin, sex, age, or sexual orientation. This agreement includes, but is not limited to, the
following: employment, upgrading, demotion or transfer, recruitment or recruitment advertising,
layoff or termination, rates of pay or other forms of compensation, and selection for training,
including apprenticeship.

Professional Consultant agrees, if applicable, to insert these provisions in all subcontracts, except
for subcontracts for standard commercial supplies or raw materials. Any violation of any applicable
provision by Professional Consultant shall constitute a material breach of the contract.

ENDORSEMENT Professional Consultant shall seal and/or stamp and sign professional documents
including drawings, plans, maps, reports, specifications, and other instruments of service prepared
by Professional Consultant or under its direction as required under the laws of the State of New
Hampshire.

18. ASSIGNMENT, TRANSFER, DELEGATION, OR SUBCONTRACTING Professional Consultant shall not

19.

assign, transfer, delegate, or subcontract any rights, obligations, or duties under this contract without
the prior written consent of the City of Nashua. Any such assignment, transfer, delegation, or
subcontracting without the prior written consent of the City of Nashua is void. Any consent of the
City of Nashua to any assignment, transfer, delegation, or subcontracting shall only apply to the
incidents expressed and provided for in the written consent and shall not be deemed to be a consent
to any subsequent assignment, transfer, delegation, or subcontracting. Any such assignment,
transfer, delegation, or subcontract shall require compliance with or shall incorporate all terms and
conditions set forth in this agreement, including all incorporated Exhibits and written amendments
or modifications. Subject to the foregoing provisions, the contract inures to the benefit of, and is
binding upon, the successors and assigns of theparties.

CITY INSPECTION OF CONTRACT MATERIALS The books, records, documents and accounting
procedures and practices of Professional Consultant related to this contract shall be subject to
inspection, examination and audit by the City of Nashua, including, but not limited to, the
contracting agency, the Board of Aldermen, Corporation Counsel, and, if applicable, the
Comptroller General of the United States, or any authorized representative of those entities.

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ELECTRICAL - GENERAL

submit a proposed substitution for review by the Engineer. The decision of
equality of a proposed substitution rests fully with the Engineer.

Certain new equipment and systems have been specified with one or more
make(s) WITHOUT the phrase "or equal". In such cases, only one of the
manufactured products listed will be allowed. No other manufacturer is
allowed.

Where substitutions are allowed as "equal" it shall be the Contractor's
responsibility to make any and all necessary modifications required to
accommodate the installation of the substituted item(s) at no additional cost to
the Owner.

The Drawings have been designed and shown with a basis of design being of a
specific vendor. This Contractor shall understand that if the submission is by
another vendor to be considered as an equal then it shall be his/her responsibility
to provide a system which will be thoroughly coordinated to meet the intended
design. Any additional equipment, conduit, wiring, controls, etc., required to
make the final installation "as equal" will be the responsibility of the Contractor
and shall be included at no cost to the Owner.

Systems submitted which require extensive work in order to review will be
rejected or the Contractor shall be accessed additional costs for additional
resubmissions required for obtaining no exceptions by the engineer for the
equipment to be considered as an acceptable equal submission.

1.5 SHOP DRAWINGS
A. General:

1.

2.

Submit Shop Drawings in accordance with General Conditions and as indicated

herein.

Shop Drawings shall be submitted on all items of equipment and systems as

indicated in related sections of DIVISION 16.

Shop Drawings submitted by equipment vendors shall be thoroughly checked

by the Contractor for compliance and completeness with the Contract

Documents prior to being submitted to the Engineer for review as follows:

a. Verify that all equipment and materials proposed to be furnished will fit into
the available space.

b. All required or specified clearances are maintained

c. All equipment is compatible with the general building construction of the
areas into which they are to be installed.

The submittal of any Shop Drawing implies that the Contractor has reviewed

this Shop Drawing and that the above requirements have been met.

Shop Drawings submitted shall be complete and in its entirety in one bound

notebook as required by Specification 01340. For example, Specification

16050 Basic Materials shall include all items in this specification which will be

required for this project. Except in special instances, previously agreed to by

the Engineer, partial submittals will not be reviewed or accepted.

B. Shop Drawings:

1.

Shop Drawings Shall Consist of:
a. Project name and location.
b. Contractor's name.

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ELECTRICAL - GENERAL

c. Index Sheet - Listing the equipment being submitted utilizing equipment
designations, or symbols, indicated on the Contract Documents together
with the proposed manufacturer, style/ type and catalog number.

d. Manufacturer's scale or dimensioned drawings along with standard catalog
"cut" sheets. These cut sheets shall be marked up to indicate equipment,
sizes, types, etc., of equipment and all options being provided.

e. Equipment ratings, service clearances and configuration.

f. Listing of accessories to be furnished.

g. Single-line and schematic diagrams where applicable. All text and symbols
shall be easily legible and submitted on a 11"x17" sized drawing(s) as
necessary.

h. Refer to related sections of the specifications for special shop drawing
requirements for individual equipment types.

All Cut Sheets shall be marked up to indicate specific equipment, specific sizes,
specific types, etc., for all equipment and materials with all options provided
for this project. Catalog cut sheets not properly marked up, or are difficult
to read and understand as to what equipment or application that it is used for,
will be returned un-reviewed, for re-submittal.
The contract drawings have provided detailed customized schematic wiring
diagrams for all motor control center equipment as well as individual wall
mounted starters, control panels, etc. These are very detailed and a lot of effort
has been expended to compile these diagrams. The equipment
manufacturer/supplier of this equipment as specified shall be responsible to
provide the following detailed and customized schematic wiring diagrams.

a. A separate customized and detailed schematic for each piece of equipment
(i.e. RAS pumps No. 1, No. 2 and No. 3). Even though the schematic
appears to be same for this equipment a separate schematic for each will be
provided with the referenced title (1.e. RAS Pump No. 1, etc.) noted on the
respective schematic.

b. Each schematic shall indicate and show the specific devices (hand-off-auto,
run light, ETM, etc.) and a reference to where this is located.

c. All contacts and interlocks shall be identified as to their location.

d. All metering and interface devices such as digital metering, TVSS, lightning
protection, etc., shall be shown, identified, and dimensional heights from
bottom of equipment shall be noted.

e. Failure to provide the proper customized schematic wiring diagrams shall
be grounds for automatic rejection. Any delays, scheduling issues and
additional contract time and cost associated with these delays due to
equipment not being approved or being rejected for these reasons shall be
the responsibility of the Contractor.

Provide samples of such items as lighting fixtures, conduit, and wiring devices

upon request of the Engineer.

The following example is provided as a suggested formatting guideline. In addition
to expediting the review process, this formatting will help ensure that the vendor has
included all items applicable to the submittal, reduce the number of re-submittals and
ensure a quality project.

Submittal Formatting:

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ELECTRICAL - GENERAL

a. Project information as required by the contract specifications.

b. Contact page.

c. Index sheet - this sheet shall list each tab with a description of its contents,
i.e., Tab 1 - MCC 12.

d. Each tab shall be set up as follows:

(1) Pertinent project specific information and modifications associated
with this MCC, with references to the general information tab
number.

(2) A parts list of all items/devices and accessories associated with this
MCC including starters, relays, controls, fuses, etc.

(3) A project specific nameplate data sheet for the MCC - this shall
include, but not limited to, full project specific title descriptions,
starter/feeder information and submitted wiring diagram number.

(4) Dimensioned MCC layout plans and elevations pertaining only to this
MCC.

(5) Project specific MCC one line diagram.

(6) A complete set of project specific wiring diagrams for all loads
associated with this MCC. Wiring diagrams shall include the
following general information: The full project specific title of the
load served and the submitted applicable compartment number. If
more than one motor of a specific load within the applicable MCC is
indicated then separate and identified wiring diagrams shall be
submitted for each load description and compartment number. All
wiring diagram information and notation shall be clearly defined and
referenced. Common wiring diagrams will not be acceptable.

2. As shown, this format is set up for a motor control center submittal, however,

the same format shall be used for all switchboards, control panels, lighting

panels etc.

Each submittal shall be neatly bound with typewritten index sheets.

4. Each control panel, system or equipment package shall be submitted in its
entirety with all associated controls, devices, panels, layouts, wiring diagrams
etc., included.

5. Ifthe contractor relies on the equipment provider to submit this information, it
shall be the Contractor's responsibility to ensure the format is as noted above.
Submittals which do not clearly indicate, in an organized manner, what is being
provided will be rejected, without being reviewed, for the submittal.

6. Equipment submitted which will be used throughout the facility, such as Local
Control Stations, junction boxes, conduit, panels etc., shall clearly indicate
which areas these will be located or used for, either on the submittal or a cross
referenced list i.e, PVC conduit - Chemical Room, or screw type covered
stainless steel enclosure - pullbox in NEMA 4X environments, etc

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1.6 SUBMITTALS TO THE ENGINEER
A. Provide all certificates of inspection and approval from all regulatory agencies
having jurisdiction over the Work under Division 16.
B. Maintain properly documented and witnessed test and checkout reports and submit
these to the Engineer prior to energizing the Electrical system.

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Upon completion of the Work and before request for final payment, deliver to the
Engineer six (6) bound sets of full and complete directions pertaining to the
operation and maintenance of all equipment and systems installed under this
Contract in one final, complete submittal. These directions shall be neatly bound,
consist of typewritten on 8-1/2" x 11" sheets with index tabs, and shall be
accompanied by plans, diagrams, etc. of the work installed, parts lists, warranties,
test reports, etc. necessary for the guidance of the Owner in operating, altering or
repairing the installation. In addition to the foregoing, furnish the Engineer a written
statement from the Owner indicating that he is satisfied with the operating
instructions given.

Provide the Owner with a list of local service departments of duly authorized
distributors of materials and equipment of the type installed, which will stock the
manufacturer's standard parts, etc.

1.5 O&M REQUIREMENTS:

A.

Upon completion of the work and before request for final payment, deliver to the

Engineer six (6) bound sets of full and complete directions pertaining to the

operation and maintenance of all equipment and systems installed under this

Contract. These directions shall be typewritten on 8-1/2" x 11" sheets neatly bound

with index tabs, and shall be accompanied by plans, diagrams, etc., of the work

installed, parts lists, etc., necessary for the guidance of the Owner in operating,

altering or repairing the installation. In addition to the foregoing, furnish the

Engineer with a written statement from the Owner indicating that he is satisfied with

the operating instructions given.

Provide the Owner with a list of local service departments of duly authorized

distributors of materials and equipment of the type installed, which will stock the

manufacturer's standard parts, etc.

At the completion of the installation, provide six copies of reproducible Record

Drawings on sheets no less than 11"x17", indicating the final configuration of all

systems as they were installed. Symbols, equipment designations, etc., shall be

consistent with the Contract Documents. The following diagrams shall be included:

1. Panel diagrams on 11"x17" showing the front face and panel mounted
equipment with full listing of components including names, descriptions and
model numbers for each component. One copy of the panel diagrams will be
laminated for insertion into the pocket inside each control panel.

2. Point to Point terminal wiring diagrams for all field instruments, motor starters,
equipment drives, etc.

3. All drawing will be provided to the Owner as record drawings in either Autocad
DWG format or Adobe PDF format.

All pages shall be marked up indicating only relevant information pertaining to the

project and non-relevant information shall be crossed out.

Provide a section for the following sections for each equipment as applicable:

1. A description of operation

2. Installation

3. Emergency Operation Procedures

4. A troubleshoot guide with common failures and possible causes
5. A preventative maintenance schedule

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