1. business and industrial
2. construction

SECTION 270000 – VOICE/DATA NETWORK CABLING
PART 1 – GENERAL
DESCRIPTION OF WORK
A.
The General Provisions of the Contract, Division 1, including the General
Requirements, Supplementary Conditions and Special Conditions, along with the
General Requirements and conditions of the Contract, are hereby made a part of
this Section as if fully repeated herein.
B.
Scope of Work: The Contractor shall provide a complete, operable, and
warranted structured cabling system for the support of project communications
and low voltage signal distribution, as prescribed herein. The cabling system
shall be compliant with the applied requirements of this specification and the
associated plan drawings. This work shall include:
1.
2.
3.
4.
5.
1.2
Passive interconnecting and finishing materials.
Permanently attached distributive raceways.
Inside building distributive support system(s).
Backbone cable distribution, backbone to horizontal cable crossconnections, and horizontal cable feeder system(s).
Limited electronic equipment (as indicated) for the operable distribution of
required system signals.
C.
Notices: The Contractor shall provide all notices, file all plans, pay all fees,
obtain the necessary inspections, obtain all permits and approvals from
authorities having jurisdiction.
D.
Work External to the Project: External work to the confines of this building shall
be limited to the extent shown on the associated technical drawings.
E.
Hardware, Software, & Programming: Provide all labor, materials, equipment,
software (as required), programming (as required), and incidentals required to
make ready for use those systems identified in this technical specification.
F.
Materials Included: Provide and place in satisfactory condition, ready for proper
use, all supports, wires, cables, and other material needed for those systems or
assemblies covered in this technical specification. Additional conduits and wiring
shall be provided wherever necessary to facilitate the installation of the specified
equipment, cabling, and devices. Include all ancillary and accessory materials
necessary to finish and make ready those systems or assemblies, required
herein, for use by the Owner.
RELATED DOCUMENTS
A.
The General Provisions of the Contract, Division 1, including the General
Requirements, Supplementary Conditions and Special Conditions, along with the
General Requirements and conditions of the Contract, are hereby made a part of
this Section as if fully repeated herein.
B.
Related Work Specified Elsewhere: The Contractor(s) affected by this
specification section shall also refer to the Division 26 specifications, in their
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entirety, for infrastructure requirements, which are supplemented by this
specification.
C.
1.3
Compliance: It shall be the responsibility of all Contractors and Vendors, whose
scopes of work are governed by this specification section, to familiarize
themselves with the requirements of Division 1 and comply with those
requirements.
CODES & STANDARDS
A.
General: The current and applicable codes, standards, and practices listed
herein apply to the entire project technology scope and all technology related
specifications. These technology specifications may have additional code and
standard requirements, which augment or supplement the basic code and
standard requirements identified within the core Division 0 & Division 1
documents.
1.
2.
3.
4.
5.
6.
7.
8.
9.
10.
11.
12.
1.4
ANSI/NFPA 70 – National Electrical Code
Federal Communications Commission (FCC) Regulations
Manufacturers Product Data & Installation Information
National, State and Local (County and City) Codes, Regulations,
Ordinances and Standards
Underwriters Laboratories (UL)
ANSI/TIA/EIA-568-B.1 and Addenda - ”Commercial Building
Telecommunications Cabling Standard - Part 1: General Requirements”
ANSI/TIA/EIA-568-B.2 and Addenda - ”Commercial Building
Telecommunications Cabling Standard - Part 2: Balanced Twisted-Pair.”
ANSI/TIA/EIA-568-B.3 and Addenda - ”Commercial Building
Telecommunications Cabling Standard - Part 3: Optical Fiber Cabling and
Components Standard.”
ANSI/TIA/EIA-569B and Addenda - “Commercial Building Standard for
Telecommunications Pathways and Spaces.”
ANSI/TIA/EIA-570 and Addenda - ”Residential Cabling Standard”
ANSI/TIA/EIA-606 - “Administration Standard for Telecommunications
Infrastructure of Commercial Buildings.”
ANSI/TIA/EIA-607 - “Commercial Building Grounding/Bonding
Requirements.”
DEFINITIONS
A.
General: The definitions listed herein shall apply to the limits of this technical
specification.
B.
Backbone: The backbone is defined as the more permanent, core network
cabling between the service entrance point(s) and associated intermediate
connecting spaces for the system(s). The backbone configuration is usually in a
stacked vertical arrangement that connects multiple floors in a multi-story
building; however, the same function may be served by a lateral backbone for
horizontal distribution in a low, wide building.
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1.5
C.
Communications Room (CR): The CR is defined as a distributive
communications space, which serves as an intermediate connecting point of
terminal equipment to one or more facility system(s). The CR typically houses
the cable terminations and cross-connections between the backbone and
horizontal cabling.
D.
Communications Equipment Room (CER): The CER is defined as the primary
communications space, which is dedicated to the support of one or more facility
systems.
E.
Entrance Facility (EF): The EF is defined as the dedicated entrance space for
the Project, which receives both public and private network service cables from
external origins. The EF may contain multiple Utility Companies and/or Private
connections for cable entrances and demarcations.
F.
Horizontal Cabling: The horizontal cabling is defined as the cabling between and
including the horizontal cross connections in the associated intermediate
connecting space(s) and the work area Information Management Outlet (IMO).
G.
Horizontal Cross Connect (HC): A group of connectors, such as a patch panel or
punch-down block, that allows equipment and backbone cabling to be crossconnected via patch cords or jumpers to other equipment or horizontal cabling.
H.
Main Cross Connect (MC): The MC is defined as the cross connection for the
first-level backbone cables, entrance cables and equipment cables.
I.
Project: The word “Project” where used in this technical specification shall refer
to the scope of work and responsibility as defined herein, through the related
technical specifications and associated plan documents.
J.
Telecommunications Enclosure (TE): The TE shall be defined as a distributive
communications space, which serves as a cross-connect and service
management point for terminal and distributive equipment for a single occupant
area or system. The TE typically contains the all cable terminations and crossconnections, between the backbone and horizontal cabling, for the associated
system.
SPECIAL REQUIREMENTS AND CONDITIONS
A.
General: Installation practices shall be in accordance with related documents of
this specification.
B.
Plenum/Non-Plenum Spaces: Unless it is otherwise required by the applicable
codes and standards or by the Authority Having Jurisdiction, all materials for this
project shall be rated for use in a PLENUM environment.
1.
All materials shall bare the appropriate markings for the environment in
which they are being installed.
2.
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All cable ties, fasteners, bushings, straps, barriers, etc… in plenum areas
shall be plenum rated, and those ratings and markings shall be made
available (upon request) to the Engineer or inspecting authority.
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1.6
STRUCTURED CABLING PATHWAYS
A.
General: All pathway systems shall be complete and continuous and establish a
clear, dedicated route for system structured cabling.
B.
Provision: Pathway systems shall be complete and continuous from source to
destination, and shall be installed per the applicable codes and standards.
Unless otherwise indicated, pathway systems necessary for the proper
installation of that system cabling required by this specification section shall be
provided by the responsible contractor noted below:
1.
2.
3.
4.
5.
6.
C.
Service Entrance Raceway Systems:
Site Distributive Raceway Systems:
Internal Backbone Raceway Systems:
Internal Horizontal Raceway Systems:
Supplemental Distributive Pathway Systems:
Supplemental Supports and Penetrations:
Electrical Contractor
Electrical Contractor
Electrical Contractor
Electrical Contractor
Technology Contractor
Technology Contractor
Sizing: All pathways shall be sized in accordance with the NEC conduit and
raceway fill ratios, and must be verified by the technology Contractor prior to the
installation of system cabling. Pathway sizes shall begin at the minimum size
indicated below and shall be increased accordingly based upon the fill ratio of the
cabling contained within:
1.
Interior Minimum Size: Unless otherwise indicated, the minimum conduit
size for system cabling shall be:
a) Horizontal Cabling: 1-inch capacity conduit raceway or channel
system.
b) Backbone Cabling: 2-inch capacity conduit raceway or channel
system.
D.
Open Supports: The Contractor shall install the appropriate performance rated
“J-hook” or trapeze type supports for structured cabling installed above the
ceiling outside of a dedicated raceway or channel.
E.
Penetrations: Sealing and safing of existing or created penetrations between
floors or through fire / smoke rated architectural partitions, for the purpose of
communicating structured cabling within Project areas, shall be the responsibility
of this Contractor. All penetrations created by or for this Contractor and left
unused shall also be sealed as part of this work. The penetration rating shall
equal the architectural partition or structural rating. Penetrations in dispute shall
be clarified, negotiated, and mutually agreed upon prior to sealing.
F.
Damage: The Contractor shall be responsible for any damage to any finished
surfaces or installations, as a result of this scope of work. Repair of damages
associated with this technical specification scope, shall be considered automatic
to this scope and liable to this Contractor.
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1.7
COORDINATION
A.
1.8
INTENT OF DRAWINGS
A.
1.9
General: Before commencing the work, the Contractor shall verify the conditions
at the area of work including, but not limited to, location and all dimensions,
characteristics and relationship to adjacent facilities, site utilities, equipment
types, and all adjoining work on which this work is in anyway dependent
according to the intent of these Contract Documents.
CONTRACTOR QUALIFICATIONS
A.
General: The qualifications and requirements listed herein apply to the entire
scope of work for the Project.
B.
Contractor Qualifications: The Contractor shall be a licensed Low Voltage
Contractor (or equivalent) registered with the State of Florida for the provision of
commercial communication and technology systems of similar size, scope, and
complexity to the requirements of this project.
PART 2
2.1
General: The Project drawings are diagrammatic only, intending to show general
runs and locations of cabling and equipment, and not necessarily showing all
required supports, details and accessories required to be connected. Every
reasonable effort has been made to identify the major system components and
materials needed for this technical specification; however, it shall be this
Contractor’s responsibility to ensure that all work has been accurately laid out
and coordinated.
INVESTIGATION OF SITE
A.
1.10
General: The Contractor shall provide all necessary coordination and
supervision, where this scope of work connects to or is affected by the work
scopes of others. Work required, under other divisions, specifications, or
drawings, to be performed by this Contractor shall be reasonably coordinated, to
the best of their ability, by this Contractor, but shall in no instance be the sole
responsibility of this Contractor, unless directed by applicable rules and
regulations.
- PRODUCTS
GENERAL
A.
B.
General: Products shall be identified by the descriptions or descriptive functions
stated in the Contract Documents. Only NEW (virgin) products shall be used for
this scope of work. Used, discounted, salvaged, refurbished, or reused products
shall be used ONLY as directed by the Engineer and approved by the Owner.
Use of products, which are other than NEW, shall be at the risk of the Contractor.
Use of unopened, “B” grade inventory, for the specified manufacturer component,
is acceptable.
Specified Method: Where several brand names, makes or manufacturers are
listed as acceptable, each shall be regarded as equally acceptable, based on the
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design selection. Where a manufacturer's model number is listed, this model
shall set the standard of quality and performance required. Where no brand
name is specified, the source and quality shall be subject to Engineer's review
and acceptance. Where multiple manufacturers are listed, ONLY one (1) of the
listed manufacturers shall be submitted for acceptance.
2.2
BASIS OF DESIGN
A.
General: The Project Documents have been developed, in conjunction with the
Owner, to establish a benchmark level of performance, reliability, and
consistency between Owner facilities.
B.
Basis of Design:
1.
Structured Cabling System: Unless otherwise noted in the Project
documents, the basis of design for the SCS solution shall be:
a)
b)
C.
2.3
Acceptable Alternates: Acceptable alternate product manufacturers to the basis
of design for specific technologies contained within the Project shall be reviewed
per the instruction of Part 2.4 of this technical specification, for the specific
technology.
SUBMITTALS
A.
Manufacturer’s Literature: Manufacturer’s literature shall be submitted, for
approval, before the start of construction.
B.
Shop Drawings: It is the Contractors responsibility to provide all material in
accordance with the Project documents. Shop Drawings shall be submitted for
the following:
1.
2.
3.
4.
5.
2.4
Specified products and materials.
Ancillary products and materials.
Pathway and support systems.
Termination hardware.
Unspecified or unidentified Cabling.
PRODUCT CERTIFICATIONS
A.
2.5
Panduit racking and management.
AMP connectivity and cable.
General: All products used in this Project, including accessories, which are
established by design and generally understood to be an integral part of a
certified system, shall be listed and rated by the product or system manufacturer
as compliant for the solution into which the product or system is being installed.
PRODUCT MATERIALS AND SUPPORTS
A.
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Installation Requirements: All products shall be installed in accordance with
instructions and recommendations of the manufacturer; however, the methods
shall not be less stringent than the intent of the Project documents.
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B.
2.6
2.7
2.8
2.9
Protection: Products shall be protected at all times during construction, and be
adequately protected against damage from environmental elements. Products
shall be stored in proper facilities. If a product is damaged prior to Owner
acceptance of the system, the Contractor, at no additional cost or time extension
to the Contract, shall repair the damage.
OUTLET BOXES
A.
General: The Project Electrical Contractor shall provide all outlet boxes
intended for use by this Contractor for the established scope of work in these
Contract Documents. Additional outlet boxes required to complete this project
shall be coordinated with the electrical contractor and considered as included in
this scope of work.
B.
Communications Outlet Boxes: Outlet boxes supporting communications
services shall have the ability to house both copper and fiber optic cabling.
GROUNDING SYSTEM AND CONDUCTORS
A.
General: The Contractor, in accordance with the applicable rules and
regulations, shall provide all Project grounding and bonding of materials and
equipment associated with this technical specification.
B.
Size: A minimum #6 AWG solid copper wire cable shall be extended from
equipment to the primary electrical service ground or secondary transformer
ground point for the Project. All metallic parts of the Project shall be bonded to a
dedicated technology ground bar via a #6 AWG GREEN, Plastic Insulated
Coated stranded copper cable and approved connecting hardware.
LIGHTNING PROTECTION
A.
General: Provide lightning protection for technology service entrance and branch
circuits in accordance with the applicable codes and standards.
B.
Building Entrance Protection: All exterior, non-utility cabling, which enters an
established structure, shall be protected, from transmitting unwanted electrical
discharges into the structure, in accordance with the related documents.
EQUIPMENT RACKS, CABINETS, ENCLOSURES & FURNITURE
A.
Equipment Rack: The Contractor shall provide all necessary equipment racks for
installation of portions of the technical system components described in this
document and on the drawings.
B.
Equipment Rack(s) Mounting: All equipment racks shall be secured using an
appropriately rated bolt and anchor system (studs are not acceptable).
Furthermore, all freestanding racks shall be braced, from the top rail to the
backboard in the room, with a length of cable runway to prevent movement.
Where mounted directly to the wall, racks shall be securely attached at stud
locations with at least ¼-inch diameter hardware. Additional wall bracing shall be
provided, as required, to accommodate the weight loading of the rack and
equipment.
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C.
2.10
BACKBOARDS
A.
2.11
General: Backboards utilized for the mounting of communications equipment
and termination hardware shall be provided with the following minimum
requirements:
1.
Backboards shall be mounted 4-inches Above Finished Floor (AFF).
2.
Backboards shall be constructed from sheets of plywood, with a standard
measurement of 8-feet tall by 4-feet wide. The plywood shall be, at a
minimum, ¾-inch thick, type A/C marine grade, and installed with the best
side out. Backboards shall be painted, on all six sides, with two (2) coats
of colored, fire-retardant paint. The color of the paint shall be Light Gray.
COMMUNICATIONS (COMM) OUTLETS
A.
2.12
Rack Accessories: Each equipment rack shall be provided with sufficient
horizontal and vertical cable management and equipment mounting accessories,
necessary to support the installed systems.
General: The Contractor shall provide all system components and materials
necessary to properly install and support work area products and devices, in
accordance with the related documents. The Contractor shall coordinate all
material finishes with the Architect or Owner, if no finish is specified or denoted in
the Project documents. The Contractor shall make every effort to install outlet
devices properly into and upon finished surfaces, as dictated by the Project
documents.
CABLING TERMINATION HARDWARE
A.
General: The Contractor shall provide all system termination components with a
performance rating as established by the Project drawings.
B.
Copper Cabling:
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1.
Jacks: Terminating jacks shall be modular-to-110 (IDC) type utilizing a
UNIVERSAL T568-A/B termination scheme. The jacks shall be a
regularly produced manufactured assembly, possessing a standard RJ-45
female receptacle and an exposed, eight (8) position insulation
displacement terminal, which is color coded to receive a 4-pair, UTP
cable. The modular jacks shall be mounted into multi-port faceplates, as
indicated in the Project drawings. The jack color shall be based upon the
terminated service, as dictated by the Owner.
2.
Connectors: Coaxial cable terminations shall be made with compression
type ‘F’ connectors rated to the cable size being terminated. There shall
be no connector which impedes the CATV channel to less than 1GHz.
3.
Patch Panels: The Contractor shall provide patch panel terminations in
accordance with the Project documents. All patch panels shall be
capable of being mounted into the specified cabinet enclosure. All patch
panels shall be a regularly produced manufactured assembly, possessing
a standard, total port count in multiples of twenty-four (24).
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C.
2.13
Fiber Optic Cabling:
1.
Connectors: The Contractor shall terminate all fiber optic cable onto the
appropriate Stab-Twist (ST), Stab-Click (SC), or Small Form Factor (SFF)
connector, as required by the Contract Documents. All fiber optic
connectors shall be capable of being installed / terminated in the field,
with the proper system performance rating maintained. All connectors
shall have an optical-axial pull strength of 2.2 N (o.5lbf) at 90 angle, with
a maximum 0.5dB increase in attenuation for both tests when tested in
accordance with ANSI/EIA/TIA-455-6B.
2.
Fiber Distribution Center (FDC): The Contractor shall provide FDC
terminations in accordance with the Project documents. All FDC devices
shall be capable of being mounted into a standard 19” rack or into a wall
enclosure. All FDC devices shall be a regularly produced manufactured
assembly, possessing a standard, total port count in multiples of twelve
(12), with sub-segment port configurations in a minimum grouping of two
(2). All FDC devices shall provide strain relief points where fiber optic
cable strength members can be securely attached. Protector boots shall
be included on all unused port couplers on the FDC device.
CABLE
A.
General: The Contractor shall provide the system components and materials
necessary to properly install, support, and terminate all horizontal cabling.
B.
Copper cabling shall be continuous throughout its length, and be provided in the
quantities, locations and routing indicated on the Project drawings.
C.
1.
Voice, Data: The horizontal cabling shall be a Unshielded Twisted Pair
(UTP) construction containing four (4) standard, solid copper conductor
pairs constructed in accordance with the basis of design performance
rating and the related documents. The exact manufacturer cable is
indicated on the Project drawings.
2.
CATV: The horizontal cabling shall be minimum of a Dual-shielded, 60%
aluminum braid construction, with a solid copper center conductor rated in
accordance with the basis of design performance rating and the related
documents. The exact manufacturer cable is indicated on the Project
drawings.
Fiber Optic Cable (FOC) shall be provided in the quantities, locations and
routing indicated on the Project drawings.
1.
2.14
Type: The FOC shall be a “zip” type, XG Laser Optimized cable
construction containing two (2) standard strands of optical fiber in
accordance with the related documents. The exact manufacturer cable is
indicated on the Project drawings.
CROSS CONNECTIONS
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2.15
A.
Telephone: Unless specifically indicated otherwise in the Project drawings, the
Telephone system vendor or Utility contractor shall provide all cross connections
of voice system cabling.
B.
Data: Unless specifically indicated otherwise in the Project drawings, the
Contractor shall provide all cross connections of data system cabling.
C.
CATV: Unless specifically indicated otherwise in the Project drawings, the CATV
service provider shall provide all cross connections of voice system cabling.
MISCELLANEOUS CABLE
A.
Provide one (1) UTP horizontal cable connection, in conduit, from the utility
service entrance demarcation point to a junction box located in each mechanical,
electrical and utility room for ancillary services.
B.
Provide two (2) UTP horizontal cable connection, in conduit, from the utility
service entrance demarcation point to the fire alarm system annunciation panel.
Coordinate the cable termination at the fire alarm system panel with the Project
Electrical Contractor.
C.
Provide one (1) UTP horizontal cable connection, in conduit, from the utility
service entrance demarcation point to the security system annunciation panel.
Coordinate the cable termination at the security system panel vendor.
PART 3
3.1
GENERAL
A.
3.2
- EXECUTION
General: All work is to be conducted and installed in a professional and
workmanlike manner. Every reasonable effort shall be exercised, by the
Engineer, to cooperate, respond, coordinate, and make efficient the Contractor’s
resources, expenditures and credits; provided the Contractor participates and
practices their services with the same reciprocity.
EXECUTION OF THE WORK
A.
Cable Identification: All technology cabling shall be marked, on each terminating
end, with machine generated, self-adhesive, wrap-type labels. All hardware and
equipment termination and interconnection points shall be labeled. Where cable
terminations occur within terminal cabinets or equipment enclosures, the inside
portion of the cabinet or enclosure door shall display a protected drawing with all
connections shown and described as to color code, number assigned or
connection function of the associated conductors and their destination.
B.
Cable Dressing: Cables shall be guided and dressed using approved cable
supports. All cables shall be neatly led to terminations.
C.
Final: The installation, upon notification of completion by the Contractor, shall be
received in every respect, clean, operating and properly adjusted.
3.3
PRODUCT SIZE AND HANDLING
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3.4
3.5
3.6
A.
Coordination: Investigate each space in the structure through which equipment
must pass to reach its final location. If necessary, the equipment shall be
required to ship in sections of specific sizes to permit the passing through the
necessary areas within the structure.
B.
All costs for shipping, delivery, and storage, prior to on-site installation of the
Project components, shall be the responsibility of the Contractor / Vendor.
Delivery, storage, and handling of Project components must be in accordance
with standard industry practices and manufacturer requirements, so as to
maintain all original, material warranties.
GUARANTEE AND SERVICE
A.
General: The Contractor shall provide a one-year (minimum) guarantee for the
installed system. The Contractor shall extend their guarantee to the Owner for
any defective workmanship, which has been provided under this Contract.
B.
Period: The guarantee shall be for a period of one year from the date of Owner
acceptance of the Project. The Contractor shall explain the provisions of the
guarantee to the Owner at the "Demonstration of Completed System".
C.
Emergency Service: During the guarantee period, the Contractor shall provide a
service technician to complete and make usable, within a time period negotiated
by the Owner (not exceeding 24 hours from the time of request for service), all
defects in equipment and/or materials associated with the Project, which have
been deemed by the Owner as and emergency repair.
D.
Standard Service: During the guarantee period, the Contractor shall provide
services to the Owner for standard repairs, which are to occur between 8 A.M. to
5 P.M. Monday through Friday.
WARRANTY
A.
General: The Contractor shall provide (extend) all applicable warranties for
manufacturer products. The Contractor shall provide the labor to facilitate the
replacement or repair of any parts or units, as covered by the terms of the
manufacturer warranty.
B.
Period: The Contractor will provide, direct to the Owner, a written statement of
the warranty period for the complete system.
OPERATING AND MAINTENANCE INSTRUCTIONS
A.
General: The Contractor shall thoroughly instruct the Owner, to the complete
satisfaction of the Engineer, in the proper operation of all systems and equipment
provided. The Contractor shall make all arrangements with the Owner, as to
whom the instructions are to be given in the operation of the systems and the
period of time in which they are to be given. The Engineer shall be satisfied that
the Owner has been thoroughly and completely instructed in the proper operation
of all systems and equipment before authorization of final payment is given. If
the Engineer determines that a complete, thorough instruction has not been
provided to the Owner, then the Contractor shall be directed by the Engineer to
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provide whatever instruction is necessary until the intent of this paragraph has
been satisfied.
3.7
AS-BUILT DOCUMENTATION
A.
General: As-Built Drawings shall be provided as part of this Contract. As-Built
Drawings shall be a complete set of AutoCAD floor plans. All addendum
information or Project revisions resulting in Drawing changes that occurred,
during the construction period, shall be documented and included in the As-Built
Drawings. All required As-Built documentation is mandatory and shall be
required prior to project closeout. If the Contractor is unable to produce
AutoCAD documents, then the Contractor may independently retain the Engineer
to produce the AutoCAD files for an additional fee.
B.
Project test results along with the documented testing procedures shall be
included in a separate binder.
END OF SECTION 270000
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