Spec_section_16716.pdf

USDA/NPGQC

Maintenance Shop & Industrial Facility Rev C D – Issued for BidAmendment 2

16716 - 1 Communications Backbone Cabling

SECTION 16716

COMMUNICATIONS BACKBONE CABLING

PART 1 GENERAL

1.1 SUMMARY

A. Section Includes:

1. Pathways.

2. OSP UTP Copper Cable.

3. OSP 62.5/125 Multi-mode Fiber Optic Cable.

4. Innerduct.

5. Cable Connecting Hardware, Patch Panels and Cross Connects.

6. Cabling Identification Products.

7. Fiber Optic Patch Cables.

1.2 DEFINITIONS

A. BICSI: Building Industry Consulting Service International.

B. Cross-Connect: A facility enabling the termination of cable elements and their interconnection or cross-connection.

C. EMI: Electromagnetic interference.

D. IDC: Insulation displacement connector.

E. LAN: Local area network.

F. RCDD: Registered Communications Distribution Designer.

G. UTP: Unshielded twisted pair.

1.3 APPLICABLE STANDARDS

A. American National Standards Institute/Telecommunications Industry Association/Electronics Industries Alliance:

1. EIA/TIA-568A 568-C – “Commercial Building Telecommunication

Standard.” Current Draft Edition at Time of Bid.

2. EIA/TIA-569-C – “Commercial Building Standard for

Telecommunications Pathways and Spaces.” Current Draft Edition at Time of Bid.

3. EIA/TIA-606 – “The Administration Standard for Telecommunications Pathways and Spaces.” Current Draft Edition at Time of Bid.

16716 - 2 Communications Backbone Cabling

4. EIA/TIA-607 – “The Commercial Building Grounding and Bonding Requirements for Telecommunications.” Current Draft Edition at Time of Bid.

B. NEC 2005 National Electrical Code.

C. EIA/TIA-TSB 67 – “EIA/TIA Telecommunications Systems Bulletin, Additional Transmission Specifications for Unshielded Twisted-Pair Cabling Systems”.

D. ATM Forum Standard for 155 Mb/s ATM over UTP (AF-PHY-0015.000, 9/94).

E. BICSI TDMM (Telecommunications Distribution Methods Manual) Current Edition at Time of Bid.

F. NECA (National Electrical Contractors Association) – Standard of Installation.

G. The Supplied Structured Cabling System Manufacturers Installation Guidelines.

H. NEMA 250 (National Electrical Manufacturers Association) – Enclosures for Electrical Equipment (1000 Volts Maximum).

1.4 REGULATORY REQUIREMENTS

A. All work shall be performed in accordance with the latest revisions of the following standards and codes:

1. International Building Code.

B. Governing Codes and Conflicts: If the requirements of this Section or the project drawings exceed those of the governing codes and regulations, then the requirements of this Section and the Contract Drawings shall be construed to permit work not conforming to all governing codes and regulations.

1.5 BACKBONE CABLING DESCRIPTION

A. The backbone cabling system shall provide a 25-pair UTP copper interconnection between the Warehouse Facility electrical room and Support Building Area ‘A’.

The 25-pair UTP copper backbone cable shall be terminated on each end using appropriately sized building entrance terminals complete with lightening protector modules. Building entrance terminals shall be extended to 66 type terminal blocks for signal crossconnect and distribution.

B. The backbone cabling system shall provide a 24-strand 62.5/125 multimode fiber optic backbone cable routed through the Support Building Area ‘A’, through the High Security building and on to the main electrical room located in the Virology Laboratory Building. The 24-strand 62.5/125 multimode fiber optic backbone cable shall be terminated on each end using SC type panels, couplings and connectors.

16716 - 3 Communications Backbone Cabling

1.6 PERFORMANCE REQUIREMENTS

A. General Performance: Backbone cabling system shall comply with transmission standards in TIA/EIA-568-B.1, when tested according to test procedures of this standard.

1.7 SUBMITTALS

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

1. For copper UTP and fiber cable, include the following installation data for each type used:

a. Nominal OD.

b. Minimum bending radius.

c. Maximum pulling tension.

B. Shop Drawings:

1. System Labeling Schedules: Electronic copy of labeling schedules, in software and format selected by USDA.

2. Cabling administration drawings and printouts.

3. Wiring diagrams to show typical wiring schematics including the following:

a. Cross-connects.

b. Patch panels.

c. Termination blocks.

d. Building entrance terminals.

4. Cross-connects, termination blocks, building entrance terminals, and patch panels. Detail mounting assemblies, and show elevations and physical relationship between the installed components.

C. Qualification Data: For Installer, qualified layout technician, installation supervisor, and field inspector.

D. Source quality-control reports.

E. Field quality-control reports.

F. Maintenance Data: For splices and connectors to include in maintenance manuals.

1.8 QUALITY ASSURANCE

A. Installer Qualifications: Cabling Installer must have personnel certified by BICSI on staff.

1. Layout Responsibility: Preparation of Shop Drawings, Cabling Administration

Drawings, and field testing program development by an RCDD.

16716 - 4 Communications Backbone Cabling

2. Installation Supervision: Installation shall be under the direct supervision of Registered Technician, who shall be present at all times when work of this Section is performed at Project Site.

3. Testing Supervisor: Currently certified by BICSI as an RCDD to supervise on-site testing.

B. Surface-Burning Characteristics: As determined by testing identical products according to ASTM E 84 by a qualified testing agency. Identify products with appropriate markings of applicable testing agency.

1. Flame-Spread Index: 25 or less.

2. Smoke-Developed Index: 450 or less.

C. Electrical Components, Devices, and Accessories: Listed and labeled as defined in NFPA 70, by a qualified testing agency, and marked for intended location and application.

D. Telecommunications Pathways and Spaces: Comply with TIA/EIA-569-AC.

E. Grounding: Comply with ANSI-J-STD-607-A.

1.9 DELIVERY, STORAGE, AND HANDLING

A. Test cables upon receipt at Project Site.

1. Test optical fiber cable to determine the continuity of the strand end to end. Use an optical time domain reflectometer (OTDR) and a power meter.

2. Test optical fiber cable while on reels. Use an OTDR to verify the cable length and locate cable defects, splices, and connector, including the loss value of each. Retain test data and include the record in maintenance data.

3. Test each pair of UTP cable for open, grounds, crosses and short circuits.

1.10 COORDINATION

A. Coordinate layout and installation of telecommunications pathways and cabling with the USDA APHIS complex IT department.

1.11 EXTRA MATERIALS

A. Furnish extra materials that match products installed and that are packaged with protective covering for storage and identified with labels describing contents.

1. Patch-Panel Units: One of each type.

2. Connecting Blocks: One of each type.

16716 - 5 Communications Backbone Cabling

PART 2 PRODUCTS

2.1 PATHWAYS

A. General Requirements: Comply with TIA/EIA-569-A.

B. Cable Support: NRTL labeled for support of cabling, designed to prevent degradation of cable performance and pinch points that could damage cable.

1. Support brackets with slots for fastening Velcro type cable ties to brackets.

2. Lacing bars, spools, J-hooks, and D-rings.

3. Velcro type cable ties and other devices.

C. Conduit and Boxes: Comply with requirements in Section 16130, Raceways and Boxes for Electrical Systems. Flexible metal conduit shall not be used.

2.2 BACKBOARDS

A. Backboards: Plywood, fire-retardant treated, 3/4 inch thick provided as shown on the associated project drawings.

2.3 UTP CABLE

A. Manufacturers: Subject to compliance with PE89 requirements for underground applications. Provide products by one of the following:

1. CommScope, Inc.

2. Superior Essex Inc.

3. SYSTIMAX, a CommScope Company.

B. Description: 100-ohm, multi-pair UTP, formed into a 25-pair binder group covered with a FEP rated sheath. Cable shall be rated for direct buried/underground rated for OSP applications.

1. Comply with ICEA S-90-661 for mechanical properties.

2. Comply with TIA/EIA-568-BC.1 for performance specifications.

3. Comply with TIA/EIA-568-BC.2.

4. Listed and labeled by an NRTL acceptable to authorities having jurisdiction as complying with UL 444 and NFPA 70 for the following types:

a. Communications, Underground Rated: Type PE89, 22 gauge, complying with RUS 7 CFR 1755.890 for OSP applications.

2.4 UTP CABLE HARDWARE

A. Manufacturers: Subject to compliance with requirements, provide products by one of the following:

1. Siemon Co. (The).

2. Systimax, a CommScope company.

16716 - 6 Communications Backbone Cabling

B. General Requirements for Cable Connecting Hardware: Comply with TIA/EIA- 568-B.2, IDC, 66 type terminal connector block standards. Cables shall be terminated with connecting hardware of same category or higher.

C. Connecting Blocks: 66-style IDC for UTP cables. Provide blocks for the number of cables terminated on the block. Integral with connector bodies.

D. Building Entrance Terminal (BET): Provide at both ends of each OSP multipair UTP copper cable. BETs shall have 66-style IDC input terminal pins and 66-style IDC output terminal pins. BETs shall be 100 percent fortified with 4B1EW lightening protector modules. BETs shall be 489A 25-pair type manufactured by Systimax, a CommScope company (or equal).

2.5 OPTICAL FIBER CABLE

A. Manufacturers: Subject to compliance with requirements, provide products as follows:

1. Corning Cable Systems.

B. Description: Multimode, 62.5/125-micrometer, 24 strand optical fiber cable.

1. Comply with ICEA S-83104-596 696 for mechanical properties.

2. Comply with TIA/EIA-568-BC.3 for performance specifications.

3. Comply with TIA 472 D000A for detailed specifications.

4.3. Listed and labeled by an NRTL acceptable to authorities having jurisdiction as complying with UL 444, UL 1651, and NFPA 70 for the following types:

a. Direct Buried/UndergroundIndoor/Outdoor rated conductive complying with ICEA S-104-696 ICEA-640 and RUS (Rural Utilities Services) 1755-900 for indoor/outdoor applications.

5.4. Conductive cable shall be steel armored type.

6.5. Maximum Attenuation: 0.5 dB/km at the 850, 1300 and 1500 nm windows.

C. Jacket:

1. Jacket Color: Orange for 62.5/125-micrometer multimode fiber optic cable.

2. Cable cordage jacket, fiber, unit, and group color shall be according to

TIA/EIA-598-B.

3. Imprinted with fiber count, fiber type, and aggregate length at regular intervals not to exceed 40 inches.

2.6 OPTICAL FIBER CABLE HARDWARE

A. Manufacturers: Subject to compliance with requirements, provide products by:

1. Corning Cable Systems.

16716 - 7 Communications Backbone Cabling

B. Cross-Connects and Patch Panels: Modular panels housing multiple-numbered, duplex SC type cable connectors.

C. Cable Connecting Hardware:

1. Comply with Optical Fiber Connector Intermateability Standards (FOCIS) specifications of TIA/EIA-604-2, TIA/EIA-604-3-A, and TIA/EIA-604-

12. Comply with TIA/EIA-568-BC.3.

2. Duplex, Type SC. Provide a slack ring with a minimum 10 feet of fiber.

Insertion loss not more than 0.75 dB per connector.

3. At the Virology Lab Electrical Room provide a wall mount fiber optic termination cabinet capable of supporting the scheduled 24-strand 62.5/125 multimode fiber optic cable with termination panels sufficient to provide 6 additional strands of fiber optic cable (future) for a total minimum of 30 fiber cable strand terminations. Each termination panel within the wall mount cabinet shall be modular in construction and fortified with couplings to support 6 duplex SC type fiber optic cable connectors. Empty panel positions in the wall mount cabinet shall be fitted with blank cover plates.

4. At the new Warehouse Electrical Room provide a 19” rack mount fiber optic termination enclosure capable of supporting the scheduled 24-strand 62.5/125 multimode fiber optic cable with termination panels sufficient to provide 6 additional strands of fiber optic cable (future) for a total minimum of 30 fiber cable strand terminations. Each termination panel within the rack mount cabinet shall be modular in construction and fortified with couplings to support 6 duplex SC type fiber optic cable connectors. Empty panel positions in the rack mount cabinet shall be fitted with blank cover plates.

2.7 FIBER INNERDUCT

A. From the Existing Virology Lab existing electrical room to the new warehouse Electrical Room 101, segments of optical fiber innerduct shall be installed inside of both the existing conduit and inside of the new conduit lengths scheduled for use in this application.

1. Product: Carlon, or Pyramid, or Endot, riser rated, pre-lubricated, smooth walled 1-1/4" optical fiber Innerduct with all necessary accessories. (Use plenum rated inner-duct only where required).

2. Quantities Required: Innerduct runs do not have to be continuous throughout, breaks are expected at the pull boxes/pulling points.

Contractor is responsible for determination of actual lengths of innerduct required. Enough innerduct shall be provided and installed to extend from the fiber service loop in the MDF to the fiber service loop in each IDF. If the route passes through a pull box, the segments of innerduct shall extend twelve inches into the pull box. If the route passes through an enroute IDF, each segment of innerduct shall extend at least twelve inches beyond the

16716 - 8 Communications Backbone Cabling end of the service conduit. Couplings shall be installed to keep innerduct as continuous as possible for each run. Do not exceed manufacturers bend radius of the innerduct.

B. Fiber innerduct shall be installed in accordance with manufacturers’ instructions and industry standards. Within the equipment rooms, the innerduct shall extend from the end of conduit to the point of fiber termination. At the Virology Lab electrical room backboard and at the Warehouse facility electrical room data cabinet the innerduct shall be affixed to the backboard and within the data cabinet by means of clamps designed for that purpose. Care shall be taken to avoid kinking the innerduct or applying excessive tension during the installation process.

2.8 PATCH CABLES

A. Provide 6 each 2 meter duplex SC/SC Fiber optic patch cables, 6 each 3 meter duplex SC/SC Fiber optic patch cables, 4 each 6 meter duplex SC/SC Fiber optic patch cables, and 4 each 9 meter duplex SC/SC Fiber optic patch cables. Fiber optic patch cables shall be 62.5/125 multimode.

2.9 GROUNDING

A. Comply with requirements in Section 16060, Grounding and Bonding for Electrical Systems for grounding conductors and connectors.

B. Comply with ANSI-J-STD-607-A.

2.10 IDENTIFICATION PRODUCTS

A. Comply with TIA/EIA-606-A and UL 969 for a system of labeling materials, including label stocks, laminating adhesives, and inks used by label printers.

2.11 SOURCE QUALITY CONTROL

A. Factory test cables on reels according to TIA/EIA-568-BC.1.

B. Factory test UTP cables according to TIA/EIA-568-BC.2.

C. Factory test optical fiber cables according to TIA/EIA-526-14-A B and TIA/EIA-

568-BC.3.

D. Cable will be considered defective if it does not pass tests and inspections.

E. Prepare test and inspection reports.

16716 - 9 Communications Backbone Cabling

PART 3 EXECUTION

3.1 ENTRANCE FACILITIES

A. Coordinate backbone cabling with the protectors as shown on the associated project drawings.

3.2 INSTALLATION OF PATHWAYS

A. Comply with TIA/EIA-569-A C for pull-box sizing and length of conduit and number of bends between pull points.

B. Install manufactured conduit sweeps and long-radius elbows whenever possible.

C. Pathway Installation in Communications Equipment Rooms:

1. Position conduit ends adjacent to a corner on backboard where a single piece of plywood is installed, or in the corner of room where multiple sheets of plywood are installed around perimeter walls of room.

2. Secure conduits to backboard when entering room from overhead.

3. Extend conduits 3 inches beyond penetration point.

4. Install metal conduits with grounding bushings and connect with grounding conductor to grounding system.

D. Backboards: Butt adjacent sheets tightly, and form smooth gap-free corners and joints.

3.3 INSTALLATION OF CABLES

A. Comply with NECA 1.

B. General Requirements for Cabling:

1. Comply with TIA/EIA-568-BC.11.

2. Comply with BICSI ITSIM, Ch. 6, "Cable Termination Practices."

3. Install 66-style IDC termination hardware unless otherwise indicated.

4. Terminate all conductors; no cable shall contain unterminated elements.

Make terminations only at indicated outlets, terminals, cross-connects, and patch panels.

5. Cables may not be spliced except where indicated on drawings. Secure and support cables at intervals not exceeding 30 inches and not more than 6 inches from cabinets, boxes, fittings, outlets, racks, frames, and terminals using Velcro type cable ties. Plastic type tie wraps are not permitted.

6. Install lacing bars to restrain cables, to prevent straining connections, and to prevent bending cables to smaller radii than minimums recommended by manufacturer.

16716 - 10 Communications Backbone Cabling

7. Bundle, lace, and train conductors to terminal points without exceeding manufacturer's limitations on bending radii, but not less than radii specified in BICSI ITSIM, "Cabling Termination Practices" Chapter. Use lacing bars and distribution spools and Velcro type cable ties. Plastic type tie wraps are not permitted.

8. Do not install bruised, kinked, scored, deformed, or abraded cable. Do not splice cable between termination, tap, or junction points. Remove and discard cable if damaged during installation and replace it with new cable.

9. Cold-Weather Installation: Bring cable to room temperature before dereeling. Heat lamps shall not be used for heating.

10. In the communications equipment room, install a 10-foot long service loop on each end of all backbone copper and fiber optic cabling.

11. Pulling Cable: Comply with BICSI ITSIM, Ch. 4, "Pulling Cable."

Monitor cable pull tensions.

C. UTP Cable Installation:

1. Comply with TIA/EIA-568-BC.2.

2. Do not untwist UTP cables more than 1/2 inch from the point of termination to maintain cable geometry.

D. Optical Fiber Cable Installation:

1. Comply with TIA/EIA-568-B.3.

2. Cable shall be terminated on connecting hardware that is cabinet or wall mounted using the pigtail/fusion splice method of termination.

3. Cable shall not be run through structural members or in contact with pipes, ducts, or other potentially damaging items.

E. Group connecting hardware for cables into separate logical fields.

F. Separation from EMI Sources:

1. Comply with BICSI TDMM and TIA/EIA-569-A C recommendations for separating unshielded copper voice and data communication cable from potential EMI sources, including electrical power lines and equipment.

2. Separation between open communications cables or cables in nonmetallic raceways and unshielded power conductors and electrical equipment shall be as follows:

a. Electrical Equipment Rating Less Than 2 kVA: A minimum of 5 inches.

b. Electrical Equipment Rating between 2 and 5 kVA: A minimum of 12 inches.

c. Electrical Equipment Rating More Than 5 kVA: A minimum of

24 inches.

3. Separation between communications cables in grounded metallic raceways and unshielded power lines or electrical equipment shall be as follows:

a. Electrical Equipment Rating Less Than 2 kVA: A minimum of 2-

1/2 inches.

16716 - 11 Communications Backbone Cabling

b. Electrical Equipment Rating between 2 and 5 kVA: A minimum of 6 inches.

c. Electrical Equipment Rating More Than 5 kVA: A minimum of 12 inches.

4. Separation between communications cables in grounded metallic raceways and power lines and electrical equipment located in grounded metallic conduits or enclosures shall be as follows:

a. Electrical Equipment Rating Less Than 2 kVA: No requirement.

b. Electrical Equipment Rating between 2 and 5 kVA: A minimum of 3 inches.

c. Electrical Equipment Rating More Than 5 kVA: A minimum of 6 inches.

5. Separation between Communications Cables and Electrical Motors and

Transformers, 5 kVA or HP and Larger: A minimum of 48 inches.

6. Separation between Communications Cables and Fluorescent Fixtures: A minimum of 5 inches.

3.4 FIRESTOPPING

A. Comply with requirements in Section 07840, Firestopping.

B. Comply with TIA/EIA-569-AC, Annex A, "Firestopping."

C. Comply with BICSI TDMM, "Firestopping Systems" Article.

3.5 GROUNDING

A. Install grounding according to BICSI TDMM, "Grounding, Bonding, and Electrical Protection" Chapter.

B. Comply with ANSI-J-STD-607-A.

C. Locate grounding bus bar to minimize the length of bonding conductors. Fasten to wall allowing at least 2-inch clearance behind the grounding bus bar. Connect grounding bus bar with a minimum No. 2.0 grounding electrode conductor from grounding bus bar to suitable electrical building ground.

D. Bond metallic equipment to the grounding bus bar, using not smaller than No. 6 AWG equipment grounding conductor.

3.6 IDENTIFICATION

A. Identify system components, wiring, and cabling complying with TIA/EIA-606- A. Comply with requirements for identification specified in Section 16075, Identification for Electrical Systems.

16716 - 12 Communications Backbone Cabling

B. Cable Schedule: Install in a prominent location in each equipment room and wiring closet. List incoming and outgoing cables and their designations, origins, and destinations. Protect with rigid frame and clear plastic cover. Furnish an electronic copy of final comprehensive schedules for project.

C. Cabling Administration Drawings: Show building floor plans with cabling administration-point labeling. Identify labeling convention and show labels for telecommunications closets, backbone pathways and cables, entrance pathways and cables, terminal hardware and positions, grounding buses and pathways, and equipment grounding conductors.

D. Cable and Wire Identification:

1. Label each cable within 4 inches of each termination, where it is accessible in a cabinet or junction or outlet box, and elsewhere as indicated.

2. Each wire connected to building-mounted devices is required to be numbered at device and color of wire is to be consistent with associated wire connected and numbered within panel and cabinet.

3. Exposed cables: Label each cable at intervals not exceeding 15 feet.

4. Label each terminal strip in each cabinet, rack, or panel.

a. Individually number wiring conductors connected to terminal strips and identify each cable or wiring group being extended from a panel or cabinet to a building-mounted device with name and number of particular device as shown.

b. Label each unit and field within each distribution cabinet and on each backboard.

5. Identification within Connector Fields in Equipment Rooms and Wiring Closets: Label each connector and each discrete unit of cable-terminating and connecting hardware.

E. Labels shall be preprinted or computer-printed type with printing area and font color that contrasts with cable jacket color but still complies with requirements in TIA/EIA 606-A, for the following:

1. Cables use flexible vinyl or polyester that flexes as cables are bent.

3.7 FIELD QUALITY CONTROL

A. Perform tests and inspections.

B. Tests and Inspections:

1. Visually inspect UTP and optical fiber jacket materials for NRTL certification markings. Inspect cabling terminations in communications equipment rooms for compliance with color-coding for pin assignments, and inspect cabling connections for compliance with TIA/EIA-568-BC.1.

2. Visually inspect cable placement, cable termination, grounding and bonding, equipment and patch cords, and labeling of all components.

16716 - 13 Communications Backbone Cabling

I:\Projects\3018427\3018427_0001\50_Deliverables & Submittals\Record of all submittals to client - PDF\2017.09.08_Amendment 2\16716 (revD).docI:\Projects\3013801\3013801_0014\70_Technical Documents Reports\72_Specifications\16716.doc

3. Test UTP copper cabling for DC loop resistance, shorts, opens, intermittent faults, polarity between conductors, and manufacturer intended category of performance. Test operation of shorting bars in connection blocks. Test cables after termination but not cross-connection.

a. Test instruments shall meet or exceed applicable requirements in

TIA/EIA-568-B.2. Perform tests with a tester that complies with performance requirements in "Test Instruments (Normative)" Annex, complying with measurement accuracy specified in "Measurement Accuracy (Informative)" Annex. Use only test cords and adapters that are qualified by test equipment manufacturer for channel or link test configuration.

4. Optical Fiber Cable Tests:

a. Test instruments shall meet or exceed applicable requirements in

TIA/EIA-568-B.2. Use only test cords and adapters that are qualified by test equipment manufacturer for channel or link test configuration.

b. Link End-to-End Attenuation Tests:

1) Multimode Backbone Link Measurements: Test at 850, 1300 and 1500 nm in each direction according to TIA-526- 714-B.

2) Attenuation test results shall be less than that calculated according to equation in TIA/EIA-568-BC.23.

C. Data for each measurement shall be documented. Data for submittals shall be printed in a summary report that is formatted similar to Table 10.1 in BICSI TDMM, or transferred from the instrument to the computer, saved as text files, and printed and submitted.

D. Remove and replace cabling where test results indicate that they do not comply with specified requirements.

E. End-to-end cabling will be considered defective if it does not pass tests and inspections.

F. Prepare test and inspection reports.

END OF SECTION