SECTION COMMON WORK RESULTS FOR COMMUNICATIONS

Transcription

1 SECTION COMMON WORK RESULTS FOR COMMUNICATIONS PART 1 - GENERAL 1.1 RELATED DOCUMENTS A. Drawings and general provisions of the Contract, including General and Supplementary Conditions and Division 01 Specification Sections, apply to this Section. 1.2 SUMMARY A. Section Includes: 1. Communications equipment coordination and installation. 2. Sleeves for pathways and cables. 3. Grout. 4. Common communications installation requirements. 1.3 COORDINATION A. Coordinate arrangement, mounting, and support of communications equipment: 1. To allow maximum possible headroom unless specific mounting heights that reduce headroom are indicated. 2. To provide for ease of disconnecting the equipment with minimum interference to other installations. 3. To allow right of way for piping and conduit installed at required slope. 4. So connecting pathways, cables, wireways, cable trays, and busways will be clear of obstructions and of the working and access space of other equipment. B. Coordinate installation of required supporting devices and set sleeves in cast-in-place concrete, masonry walls, and other structural components as they are constructed. C. Coordinate location of access panels and doors for communications items that are behind finished surfaces or otherwise concealed. D. Coordinate sleeve selection and application with selection and application of firestopping specified in Division 07 Section "Penetration Firestopping." PART 2 - PRODUCTS 2.1 SLEEVES FOR PATHWAYS AND CABLES A. Steel Pipe Sleeves: ASTM A 53/A 53M, Type E, Grade B, Schedule 40, galvanized steel, plain ends. COMMON WORK RESULTS FOR COMMUNICATIONS

2 2.2 GROUT A. Nonmetallic, Shrinkage-Resistant Grout: ASTM C 1107, factory-packaged, nonmetallic aggregate grout, noncorrosive, nonstaining, mixed with water to consistency suitable for application and a 30-minute working time. PART 3 - EXECUTION 3.1 COMMON REQUIREMENTS FOR COMMUNICATIONS INSTALLATION A. Comply with NECA 1. B. Measure indicated mounting heights to bottom of unit for suspended items and to center of unit for wall-mounting items. C. Headroom Maintenance: If mounting heights or other location criteria are not indicated, arrange and install components and equipment to provide maximum possible headroom consistent with these requirements. D. Equipment: Install to facilitate service, maintenance, and repair or replacement of components of both communications equipment and other nearby installations. Connect in such a way as to facilitate future disconnecting with minimum interference with other items in the vicinity. E. Right of Way: Give to piping systems installed at a required slope. 3.2 SLEEVE INSTALLATION FOR COMMUNICATIONS PENETRATIONS A. Communications penetrations occur when pathways, cables, wireways, or cable trays penetrate concrete slabs, concrete or masonry walls, or fire-rated floor and wall assemblies. B. Concrete Slabs and Walls: Install sleeves for all penetrations. Install sleeves during erection of slabs and walls. C. Use pipe sleeves unless penetration arrangement requires rectangular sleeved opening. D. Fire-Rated Assemblies: Install sleeves for penetrations of fire-rated floor and wall assemblies unless openings compatible with firestop system used are fabricated during construction of floor or wall. E. Cut sleeves to length for mounting flush with both surfaces of walls. If above accessible ceiling, sleeves can extend 1 inch out of wall. F. Extend sleeves installed in floors 2 inches above finished floor level. G. Size pipe sleeves to provide 1/4-inch annular clear space between sleeve and pathway (and raceways). All other sleeves for cabling shall be sized based upon 40 percent NEC fill rate and allow for minimum of 50 percent expansion for future cables. Utilize multiple sleeves as required. H. Seal space outside of sleeves with grout for penetrations of concrete and masonry on both sides of wall. COMMON WORK RESULTS FOR COMMUNICATIONS

3 1. Promptly pack grout solidly between sleeve and wall (on both sides of wall) so no voids remain. Tool exposed surfaces smooth; protect grout while curing. I. Interior Penetrations of Non-Fire-Rated Walls and Floors: Seal annular space between sleeve and pathway or cable, using joint sealant appropriate for size, depth, and location of joint. J. Fire-Rated-Assembly Penetrations: Maintain indicated fire rating of walls, partitions, ceilings, and floors at pathway and cable penetrations. Install sleeves and seal pathway and cable penetration sleeves with firestop materials. Comply with requirements in Division 07 Section "Penetration Firestopping." K. Roof-Penetration Sleeves: Seal penetration of individual pathways and cables with flexible boot-type flashing units applied in coordination with roofing work. L. Aboveground, Exterior-Wall Penetrations: Seal penetrations using steel pipe sleeves and mechanical sleeve seals. Select sleeve size to allow for 1-inch annular clear space between pipe and sleeve for installing mechanical sleeve seals. M. Furnish and install sleeves for all low voltage cabling. All sleeves shall be provided with end bushing/fitting to protect cabling. Sleeves shall be sized based upon 40 percent NEC fill rate and allow for minimum of 50 percent expansion for future cables. Utilize multiple sleeves as required. Minimum sleeve size is 1-1/4 inch conduit. Install removable firestopping material (on both ends of conduit) after installing all cables. N. Where walls do not extend all the way up to the building deck, the contractor will continue to install cabling conduit sleeves as if the walls exist. This will aid in future wall construction without damaging cables. 3.3 FIRESTOPPING A. Apply firestopping to penetrations of fire-rated floor and wall assemblies for communications installations to restore original fire-resistance rating of assembly. Firestopping materials and installation requirements are specified in Division 07 Section "Penetration Firestopping." Install removable firestopping material in sleeves after cables have been pulled. END OF SECTION COMMON WORK RESULTS FOR COMMUNICATIONS

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5 SECTION COMMUNICATIONS EQUIPMENT ROOM FITTINGS PART 1 - GENERAL 1.1 RELATED DOCUMENTS A. Drawings and general provisions of the Contract, including General and Supplementary Conditions and Division 01 Specification Sections, apply to this Section. 1.2 SUMMARY A. Section Includes: 1. Telecommunications mounting elements. 2. Backboards. 3. Telecommunications equipment racks and cabinets. 4. Telecommunications service entrance pathways. 5. Grounding. B. Related Sections: 1. Division 27 Section "Communications Backbone Cabling" for voice and data cabling associated with system panels and devices. 2. Division 27 Section "Communications Horizontal Cabling" for voice and data cabling associated with system panels and devices. 1.3 DEFINITIONS A. Basket Cable Tray: A fabricated structure consisting of wire mesh bottom and side rails. B. BICSI: Building Industry Consulting Service International. C. Ladder Cable Tray: A fabricated structure consisting of two longitudinal side rails connected by individual transverse members (rungs). D. LAN: Local area network. E. RCDD: Registered Communications Distribution Designer. 1.4 SUBMITTALS A. Product Data: For each type of product indicated. Include construction details, material descriptions, dimensions of individual components and profiles, and finishes for equipment racks and cabinets. Include rated capacities, operating characteristics, electrical characteristics, and furnished specialties and accessories. B. Shop Drawings: For communications equipment room fittings. Include plans, elevations, sections, details, and attachments to other work. COMMUNICATIONS EQUIPMENT ROOM FITTINGS

6 1. Detail equipment assemblies and indicate dimensions, weights, loads, required clearances, method of field assembly, components, and location and size of each field connection. 2. Equipment Racks and Cabinets: Include workspace requirements and access for cable connections. 3. Grounding: Indicate location of grounding bus bar and its mounting detail showing standoff insulators and wall mounting brackets. C. Qualification Data: For Installer, qualified layout technician, installation supervisor, and field inspector. 1.5 QUALITY ASSURANCE A. Contractor is required to have an active SPIN number (Service Provider Identification Number) as provided by E-Rate through the Universal Administrative Service Company, which must remain active throughout the project timeframe. B. Installer Qualifications (Minimum of Three Years Experience): Cabling Installer must have personnel certified by BICSI on staff. 1. Contractors Company must be licensed by the State of Illinois. 2. Layout Responsibility: Preparation of Shop Drawings shall be under the direct supervision of RCDD. 3. Installation Supervision: Installation shall be under the direct supervision of Level 2 Installer, who shall be present at all times when Work of this Section is performed at Project site. 4. Field Inspector: Currently registered by BICSI as Commercial Installer, Level 2 to perform the on-site inspection. 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. All devices shall be U.L. listed. D. Telecommunications Pathways and Spaces: Comply with TIA/EIA-569-B. E. Grounding: Comply with ANSI-J-STD-607-A. 1.6 PROJECT CONDITIONS A. Environmental Limitations: Do not deliver or install equipment frames and cable trays until spaces are enclosed and weathertight, wet work in spaces is complete and dry, and work above ceilings is complete. 1.7 COORDINATION A. Coordinate layout and installation of communications equipment with Owner's telecommunications and LAN equipment and service suppliers. Coordinate service entrance arrangement with local exchange carrier. 1. Meet jointly with telecommunications and LAN equipment suppliers, local exchange carrier representatives, and Owner to exchange information and agree on details of equipment arrangements and installation interfaces. 2. Record agreements reached in meetings and distribute them to other participants. COMMUNICATIONS EQUIPMENT ROOM FITTINGS

7 3. Adjust arrangements and locations of equipment with distribution frames, cross-connects, and patch panels of cabling systems of other communications, electronic safety and security, telephone switch, LAN equipment and related systems that share space in the equipment room. B. Coordinate location of power raceways and receptacles with locations of communications equipment requiring electrical power to operate. 1.8 WARRANTY A. Provide a two year warranty on all equipment unless manufacturer provides additional coverage as part of their standard warranty. PART 2 - PRODUCTS 2.1 PATHWAYS A. General Requirements: Comply with TIA/EIA-569-B. B. Cable Support: U.L. labeled. Cable support brackets shall be designed to prevent degradation of cable performance and pinch points that could damage cable. Cable tie slots fasten cable ties to brackets. 1. Comply with NFPA 70 and UL 2043 for fire-resistant and low-smoke-producing characteristics. 2. Support brackets with cable tie slots for fastening cable ties to brackets. 3. Lacing bars, spools, J-hooks, and D-rings. 4. Straps and other devices. C. Cable Trays: 1. Cable Tray Materials: Metal, suitable for indoors and protected against corrosion by hotdip galvanizing, complying with ASTM A 123/A 123M, Grade 0.55, not less than inch thick. a. Basket Cable Trays: Size as noted on drawings. Wire mesh spacing shall not exceed 2 by 4 inches. b. Ladder Cable Trays: Size as noted on drawings, and a rung spacing of 12 inches. 2. Refer to Division 26 Section "Cable Trays" for additional information. D. Conduit and Boxes: Comply with requirements in Division 26 Section "Raceway and Boxes for Electrical Systems." Flexible metal conduit shall not be used. 1. Outlet boxes shall be no smaller than 4 inches wide, 4 inches high and 3 inches deep. Verify wall thickness and notify architect if problems encountered with installation of this box size. Boxes must match coverplates used/specified. 2. Comply with TIA/EIA-569-A for maximum length of conduit and bends between pull points, and for pull-box sizing. 3. Use manufactured conduit sweeps and long-radius ells whenever possible. 4. In telecommunications rooms, position conduit ends adjacent to a corner on backboard (in case of a single piece of plywood) or in the corner of room (where multiple sheets of plywood are installed around perimeter walls of room). Use cable trays to route cables if COMMUNICATIONS EQUIPMENT ROOM FITTINGS

8 conduits cannot be located in these positions. Secure conduits to backboard when entering room from overhead. 5. Install minimum 1-1/4-inch conduit stubs for all workstation devices. Stub out to above accessible corridor ceiling/to cable tray or J-hooks; otherwise, provide J-hooks and sleeves. Install end bushings and fittings for each stub. 2.2 BACKBOARDS A. Backboards: Plywood, fire-retardant treated, 3/4 inches, sized as needed. Comply with requirements for plywood backing panels specified in Division 06 Section "Interior Finish Carpentry." Paint out white, but DO NOT COVER FIRE LABEL. 2.3 EQUIPMENT FRAMES A. Manufacturers: Subject to compliance with requirements, provide products equivalent to the following, as approved by Owner. 1. Hubbell Premise Wiring. B. General Frame Requirements: 1. Distribution Frames: Freestanding and wall-mounting, modular-steel units designed for telecommunications terminal support and coordinated with dimensions of units to be supported. 2. Module Dimension: Width compatible with EIA 310 standard, 19-inch panel mounting. 3. Finish: Manufacturer's standard, black baked-polyester powder coat. C. Floor-Mounted Racks: Modular-type, steel construction. 1. Vertical and horizontal cable management channels, top and bottom cable troughs, grounding lug, and a power strip. 2. Black, baked-polyester powder coat finish. D. Modular Freestanding Cabinets: 1. Removable and lockable side panels. 2. Hinged and lockable front and rear doors. 3. Adjustable feet for leveling and/or casters as specified. 4. Screened ventilation openings in the roof and rear door. 5. Cable access provisions in the roof and base. 6. Grounding bus bar. 7. Roof-mounted, fan with filter. 8. Power strip. 9. Black, baked-polyester powder coat finish. 10. All cabinets keyed alike with four (4) spare keys. E. Modular Wall Cabinets: 1. Wall mounting. 2. Steel or aluminum construction. 3. Treated to resist corrosion. 4. Lockable front and rear doors. 5. Louvered side panels. COMMUNICATIONS EQUIPMENT ROOM FITTINGS

9 6. Cable access provisions top and bottom. 7. Grounding lug. 8. With fan when noted. 9. Power strip. 10. Black, baked-polyester powder coat finish. 11. All cabinets keyed alike with four (4) spare keys. F. Cable Management for Equipment Frames: 1. Metal, with integral wire retaining fingers. 2. Baked-polyester powder coat finish. 3. Vertical cable management panels shall have front and rear channels, with covers. 4. Provide horizontal crossover cable manager at the top of each relay rack, with a minimum height of two rack units each. 2.4 POWER STRIPS A. Power Strips: Comply with UL Rack mounting. 2. Six, 20-A, 120-V ac, NEMA WD 6, Configuration 5-20R receptacles. 3. LED indicator lights for power and protection status. 4. Circuit Breaker and Thermal Fusing: Unit continues to supply power if protection is lost. 5. Cord connected with 15-foot line cord. 6. Rocker-type on-off switch, illuminated when in on position. 7. Peak Single-Impulse Surge Current Rating: 33 ka per phase. 8. Protection modes shall be line to neutral, line to ground, and neutral to ground. UL 1449 clamping voltage for all 3 modes shall be not more than 330 V. 2.5 GROUNDING A. Comply with requirements in Division 26 Section "Grounding and Bonding for Electrical Systems." for grounding conductors and connectors. B. Comply with ANSI-J-STD-607-A. C. Grounding Points: 1. Locate grounding bus bar in each data rack as shown. D. Bonding Conductors: 1. Where a panelboard for telecommunications is located in same room or space as a grounding busbar, bond to equipment ground bus of electrical panelboard. 2. Extend from grounding busbars to ground terminals in equipment racks and cabinets. E. Special Requirements: 1. Bonding conductors shall be insulated copper, No. 6 AWG minimum. 2. Install metallic conduit and conductors shall be bonded at each end of conduit. 3. Bonding conductors shall be installed without splices unless approved by Engineer because of special circumstances. Where splices are necessary, they shall be accessible and shall be located in telecommunications spaces. Splices shall be by irreversible compression connectors or by exothermic welding. COMMUNICATIONS EQUIPMENT ROOM FITTINGS

10 2.6 LABELING 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. PART 3 - EXECUTION 3.1 INSTALLATION A. Comply with NECA 1. B. Comply with BICSI TDMM for layout and installation of communications equipment rooms. C. Cable Trays: Comply with NEMA VE 2 and TIA/EIA-569-A-7. D. Bundle, lace, and train conductors and cables to terminal points without exceeding manufacturer's limitations on bending radii. Install lacing bars and distribution spools. 3.2 FIRESTOPPING A. Comply with requirements in Division 07 Section "Penetration Firestopping."Comply with TIA/EIA-569-A, Annex A, "Firestopping." B. Comply with BICSI TDMM, "Firestopping Systems" Article. 3.3 GROUNDING A. Install grounding according to BICSI TDMM, "Grounding, Bonding, and Electrical Protection" Chapter. B. Comply with ANSI-J-STD-607-A. C. Bond metallic equipment to the grounding bus bar, using not smaller than No. 6 AWG equipment grounding conductor. 1. Bond the shield of shielded cable to the grounding bus bar in communications rooms and spaces. 3.4 IDENTIFICATION A. Identify system components, wiring, and cabling complying with TIA/EIA-606-A. Comply with requirements in Division 26 Section "Identification for Electrical Systems." Comply with requirements in Division 09 Section "Interior Painting" for painting backboards. For fireresistant plywood, do not paint over manufacturer's label. B. See Division 27 Section "Communications Horizontal Cabling" for additional identification requirements. See Evaluations for discussion of TIA/EIA standard as it applies to this Section. Paint and label colors for equipment identification shall comply with TIA/EIA-606-A for Class 2 level of administration including optional identification requirements of this standard. C. Labels shall be preprinted or computer-printed type. END OF SECTION COMMUNICATIONS EQUIPMENT ROOM FITTINGS

11 SECTION COMMUNICATIONS BACKBONE CABLING PART 1 - GENERAL 1.1 RELATED DOCUMENTS A. Drawings and general provisions of the Contract, including General and Supplementary Conditions and Division 01 Specification Sections, apply to this Section. 1.2 SUMMARY A. Section Includes: 1. Pathways /125-micrometer, optical fiber cabling. 3. Cable connecting hardware and patch panels. 4. Cabling identification products. B. Related Sections: 1. Division 27 Section "Communications Horizontal Cabling." C. System shall be a complete operational 10 GIG, Category-6A local area network data cabling system, with a 10 GIG fiber optic backbone, excluding active devices. System shall be certified to this degree. See drawings for part/model numbers. 1.3 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. 1.4 BACKBONE CABLING DESCRIPTION A. Backbone cabling system shall provide interconnections between communications equipment rooms and main terminal space in the telecommunications cabling system structure. Cabling system consists of backbone cables, mechanical terminations, and patch cords used for backbone-to-backbone and network switch cross-connection. COMMUNICATIONS BACKBONE CABLING

12 B. Backbone cabling cross-connects will be located in communications equipment rooms. Bridged taps and splitters shall not be used as part of backbone cabling. 1.5 PERFORMANCE REQUIREMENTS A. General Performance: Backbone cabling system shall comply with transmission standards in TIA/EIA-568-C, when tested according to test procedures of this standard. 1.6 SUBMITTALS A. Product Data: For each type of product indicated. 1. For all cable, include the following installation data for each type used: B. Shop Drawings: a. Cable cut sheet with electrical characteristics. b. Minimum bending radius. c. Maximum pulling tension. 1. System Labeling Schedules: Electronic copy of labeling schedules, in software and format selected by Owner. 2. Cabling administration drawings and printouts. 3. Wiring diagrams to show typical wiring schematics including the following: a. Patch panels. b. Patch cords. c. Fiber optic boxes. 4. Patch panels. Detail mounting assemblies, and show elevations and physical relationship between the installed components. 5. The data cabling contractor shall provide shop drawings for all schools showing the desired cabling routes (through the building) to each area s respective MDF/IDF rack. Routings shall follow primary pathways (i.e. corridors), shortest distance possible and be concealed above lay-in ceilings. Alternate pathways (special conditions) shall be coordinated in the shop drawing stage with the Engineer. Please note that zoning of building is shown on the drawings identifying MDF/IDF rack location serving area C. Qualification Data: For Installer, qualified layout technician, installation supervisor, and field inspector. Provide certification for each. 1. Installer shall be a certified competent installer with a minimum of three years experience installing Category-6A 10 GIG UTP and 10 GIG fiber optic cabling for data system. Installer shall be certified by Hubbell manufacturer of communication devices being installed. D. Source quality-control reports. E. Field quality-control reports. F. Maintenance Data: For splices and connectors to include in maintenance manuals. COMMUNICATIONS BACKBONE CABLING

13 G. Operation and Maintenance Data: All cabling to include operation and maintenance manuals. H. Hubbell 25 Year Mission Critical System warranty certificate. I. Drawing Data: Include layout drawing of all devices and their labeling scheme. 1.7 QUALITY ASSURANCE A. Contractor is required to have an active SPIN number (Service Provider Identification Number) as provided by E-Rate through the Universal Administrative Service Company, which must remain active throughout the project timeframe. B. Installer Qualifications (Minimum 3 Years Experience Required installing 10 GIG UTP Cabling and 10 GIG Fiber Optic Cabling): Cabling Installer must have RCDD personnel certified by BICSI on staff. 1. Contractors Company must be licensed by the State of Illinois. 2. Layout Responsibility: Preparation of Shop Drawings, Cabling Administration Drawings, and field testing program development by an RCDD. 3. Installation Supervision: Installation shall be under the direct supervision of Level 2 Installer, who shall be present at all times when Work of this Section is performed at Project site. 4. Testing Supervisor: Currently certified by BICSI Level 2 Installer to supervise on-site testing. 5. Installing contractor must have prior experience with at least two projects utilizing Category-6A (10 GIG), UTP cabling and 10 GIG fiber optic cabling systems. C. 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: 50 or less. D. 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. All devices shall be U.L. listed. E. Telecommunications Pathways and Spaces: Comply with TIA/EIA-569-C. F. Grounding: Comply with ANSI-J-STD-607-A. G. Source Limitations: Obtain all products through one source from single manufacturer (Hubbell or equivalent, as approved by Owner). 1.8 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 optical fiber flashlight or optical loss test set. 2. Test optical fiber cable while on reels. Use an optical time domain reflectometer 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. COMMUNICATIONS BACKBONE CABLING

14 3. Test each pair of UTP cable for open and short circuits. 1.9 PROJECT CONDITIONS A. Environmental Limitations: Do not deliver or install cables and connecting materials until wet work in spaces is complete and dry, and temporary HVAC system is operating and maintaining ambient temperature and humidity conditions at occupancy levels during the remainder of the construction period. B. Do not allow cables to be painted COORDINATION A. Coordinate layout and installation of telecommunications pathways and cabling with Owner's telecommunications and LAN equipment and service suppliers. Coordinate service entrance arrangement with local exchange carrier. 1. Meet jointly with telecommunications and LAN equipment suppliers, local exchange carrier representatives, and Owner to exchange information and agree on details of equipment arrangements and installation interfaces. 2. Record agreements reached in meetings and distribute to other participants. 3. Adjust arrangements and locations of distribution frames and cross-connect and patch panels in equipment rooms and wiring closets to accommodate and optimize arrangement and space requirements of telephone switch and LAN equipment EXTRA MATERIALS (ON A PER-SCHOOL BASIS) 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 Cords: Refer to drawings for quantity, length and color. Provide patch cords for both MDF and IDF locations (both ends) WARRANTY A. Provide a comprehensive cable/premise wiring device warranty from manufacturer of communication device system for no less than 25 years. This shall include a warranty on all parts and labor: 1. The cabling/premise wiring device warranty and system performance guarantee program shall warrant the structured cabling system is free from defects in material and workmanship and will support any current or future Category-6A system applications ratified by IEEE, ANSI or ISO that is developed for an ANSI/TIA/EIA-568-C compliant structured cabling system for a 25-year period from date of registered installation. This warranty shall also include a warranty covering all components (work area outlets, horizontal cable, connecting hardware in the horizontal cross-connect, the equipment cord at the work area, and the patch cord in the horizontal cross-connect). All devices must be manufactured by warranty provider. 2. Contractor must be a Certified Installer and accredited Certified Installer for the manufacturer of product being installed, as approved by Owner. COMMUNICATIONS BACKBONE CABLING

15 B. Provide a two-year warranty on all other associated equipment not covered under warranty indicated above. PART 2 - PRODUCTS 2.1 PATHWAYS A. General Requirements: Comply with TIA/EIA-569-C. B. Cable Support: U.L. labeled for support of Category-6A (10 GIG) UTP cabling and 10 GIG fiber optic cabling, designed to prevent degradation of cable performance and pinch points that could damage cable. 1. Support brackets with cable tie slots for fastening cable ties to brackets. 2. Lacing bars, spools, J-hooks, and D-rings. 3. Straps and other devices. C. Conduit and Boxes: Comply with requirements in Division 26 Section "Raceway and Boxes for Electrical Systems." Flexible metal conduit shall not be used. 1. Outlet boxes shall be no smaller than 4 inches wide, 4 inches high and 3 inches deep. Verify wall thickness and notify engineer if problems encountered with installation of this box size. Boxes shall match faceplates used/specified. 2. Comply with TIA/EIA-569-C for maximum length of conduit and bends between pull points, and for pull-box sizing. 3. Use manufactured conduit sweeps and long-radius ells whenever possible. 4. In telecommunications rooms, position conduit ends adjacent to a corner on backboard (in case of a single piece of fire-rated plywood) or in the corner of room (where multiple sheets of plywood are installed around perimeter walls of room). Use cable trays to route cables if conduits cannot be located in these positions. Secure conduits to backboard when entering room from overhead. 5. Install minimum 1-1/4-inch conduit stubs for all workstation devices. Stub out to above accessible corridor ceiling/to cable tray or J-hooks; otherwise, provide J-hooks and sleeves. Install end bushings and fittings for each stub. Where multiple cables are installed, follow NEC 40% fill requirements with additional 50% spare capacity. 2.2 BACKBOARDS A. Backboards: Plywood, fire-retardant treated, 3/4 inch, sized as needed. Comply with requirements for plywood backing panels. Paint out white, but DO NOT COVER FIRE LABEL. 2.3 OPTICAL FIBER CABLE (REFER TO DRAWINGS FOR CABLE SCHEDULE) A. Manufacturers: Subject to compliance with requirements, provide product equivalent to the following, as approved by Owner: 1. HUBBELL. 2. Mohawk CDT. B. Description: Multimode, 50/125-micrometer, 24 strand-fiber (for main full height MDF/IDF racks), nonconductive (or conductive when armored cable is specified), tight buffer, plenum COMMUNICATIONS BACKBONE CABLING

16 rated, optical fiber cable capable of supporting 10 GIG systems. Utilize 6 strand indoor/outdoor plenum rated cable out to Mobile Classrooms and 12 strand for all wall mounted 1/4 and 1/2 height cabinets. 1. Comply with ICEA S for mechanical properties. 2. Comply with TIA/EIA-568-C for performance specifications. 3. Comply with TIA/EIA-492AAAA-A for detailed specifications. 4. 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. Plenum Rated, Nonconductive: Type OFNP, complying with NFPA 262. b. Plenum Rated, Conductive: Type OFCP, complying with NFPA 262, when armored cable is specified. 5. Maximum Attenuation: 3.00 db/km at 850 nm; 1.0 db/km at 1300 nm. 6. Minimum Modal Bandwidth: 200 MHz-km at 850 nm; 500 MHz-km at 1300 nm. 7. Operating Temperature Range: Minus 20 deg C to plus 70 deg C. C. Jacket: 1. Jacket Color: Aqua for 50/125-micrometer cable. 2. Cable cordage jacket, fiber, unit, and group color shall be according to TIA/EIA-598-C. 3. Imprinted with fiber count, fiber type, and aggregate length at regular intervals not to exceed 40 inches. D. Install non-armored plenum rated fiber cable in plenum rated innerduct, minimum size of 1 when armored cable is not specified. Install and maintain pull strings. E. Refer to Section "Communications Horizontal Cabling" for additional cabling requirements and performance requirements. 2.4 OPTICAL FIBER CABLE HARDWARE A. Manufacturers: Subject to compliance with requirements, provide products equivalent to the following, as approved by Owner: 1. Hubbell Premise Wiring. B. Patch Panels: Modular panels housing multiple-numbered, duplex cable connectors. 1. Number of Connectors per Field: One for each fiber of cable or cables assigned to field, plus spares and blank positions adequate to suit specified expansion criteria. C. Patch Cords: Factory-made, dual-fiber cables in lengths and color selected by Owner, minimum of 36 inches, refer to drawings for quantity, length and color. D. Cable Connecting Hardware: 1. Comply with Optical Fiber Connector Intermateability Standards (FOCIS) specifications of TIA/EIA-604-2, TIA/EIA A, and TIA/EIA Comply with TIA/EIA- 568-C. 2. Quick-connect, duplex, Type LC connectors. Insertion loss not more than 0.75 db. 3. Armored grounding kit to be installed on all armored cables at rack locations. COMMUNICATIONS BACKBONE CABLING

17 2.5 GROUNDING A. Comply with requirements in Division 26 Section "Grounding and Bonding for Electrical Systems." for grounding conductors and connectors. B. Comply with ANSI-J-STD-607-A. C. All telecommunication grounding conductors to be installed in raceways. Conduits shall be GREEN in color. Bond both ends of conduit with appropriate bushing. Conduits do not have to be GREEN when installed in a finished space where visible. Install GREEN conduits above accessible ceilings. D. All armored fiber optic cabling shall be grounded and bonded to TMGB/TGB telecommunication ground bars in MDF/IDF closets, otherwise to ground bars in data racks if TMGB/TGB is not present per NEC 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. 2.7 SOURCE QUALITY CONTROL A. Testing Agency: Engage a qualified testing agency to evaluate cables. B. Factory test cables on reels according to TIA/EIA-568-C. C. Factory test multimode optical fiber cables according to TIA/EIA B and TIA/EIA-568- C. D. Cable will be considered defective if it does not pass tests and inspections. E. Prepare test and inspection reports. PART 3 - EXECUTION 3.1 WIRING METHODS A. Wiring Method: Install cables in raceways and cable trays except within consoles, cabinets, and except in accessible ceiling spaces where unenclosed wiring method may be used. Conceal raceway and cables except in unfinished spaces, unless subject to damage; i.e., Gymnasiums, Locker Rooms, Mechanical Rooms, areas subject to damage, etc. 1. Install plenum cable in environmental air spaces, including plenum ceilings. Utilize plenum rated innerduct for installing fiber optic cables; otherwise, use plenum rated armored fiber optic cabling. Include pull string in each innerduct when used. 2. Comply with requirements for raceways and boxes specified in Division 26 Section "Raceway and Boxes for Electrical Systems." B. Wiring within Enclosures: Bundle, lace, and train cables within enclosures. Connect to terminal points with no excess and without exceeding manufacturer's limitations on bending radii. Provide and use lacing bars and distribution spools. COMMUNICATIONS BACKBONE CABLING

18 3.2 INSTALLATION OF PATHWAYS A. Examine pathway elements intended for cables. 1. Verify proposed routes of pathways. Check raceways, cable trays, and other elements for compliance with space allocations, clearances, installation tolerances, hazards to cable installation, and other conditions affecting installation. Verify that cabling can be installed complying with EMI clearance requirements. Proceed with installation only after unsatisfactory conditions have been corrected. 2. Prepare wall penetrations and verify that penetrations of rated fire walls are made using products labeled for type of wall penetrated. 3. Identify plan to support cables and raceways in suspended ceilings. Verify weight of individual types and sizes of cables. Verify that load capacity of cable support structures is adequate for each pathway. 4. Proceed with installation only after unsatisfactory conditions have been corrected. B. Verify that surfaces are ready and clean to receive work. C. Verify that quantity and sizes of boxes/conduit are acceptable for installation of jacks and cabling. D. Make general contractor and architect aware of any condition on-site that may interfere or cause damage to installation of system. E. Beginning installation means installer accepts existing conditions. F. Installer shall coordinate work with all tradesmen. G. Comply with requirements for demarcation point, pathways, cabinets, and racks specified in Division 27 Section "Communications Equipment Room Fittings." Drawings indicate general arrangement of pathways and fittings. H. Comply with TIA/EIA-569-B for pull-box sizing and length of conduit and number of bends between pull points. I. Comply with requirements in Division 26 Section "Raceway and Boxes for Electrical Systems" for installation of conduits and wireways. J. Install manufactured conduit sweeps and long-radius elbows whenever possible. K. 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. Install cable trays to route cables if conduits cannot be located in these positions. 3. Secure conduits to backboard when entering room from overhead. 4. Extend conduits above finished floor to devices indicated. 5. Install metal conduits with grounding bushings and connect with grounding conductor to grounding system. L. Backboards: Install backboards at locations indicated on drawings. COMMUNICATIONS BACKBONE CABLING

19 3.3 APPLICATION OF MEDIA A. Backbone Cable for Data Service: Use fiber-optic cable for runs between equipment rooms and wiring closets and for runs between wiring closets. Route all fiber optic cabling in plenum rated innderduct; otherwise, use plenum rated armored fiber optic cable. 3.4 INSTALLATION OF CABLES A. Comply with NECA 1. B. General Requirements for Cabling: 1. Comply with TIA/EIA-568-C. 2. Comply with BICSI ITSIM, Ch. 6, "Cable Termination Practices." 3. Comply with NECA Fiber optic backbone systems between MDF and IDF racks shall not be removed until new fiber optic system is operational. Fiber optic cabling serving classroom workstation locations shall not be disturbed. 5. Wiring Method: Install cables in raceway except within consoles, cabinets, and accessible ceiling spaces where unenclosed wiring method may be used. Support cabling with J-hooks or cable tray above accessible ceilings. DO NOT SUPPORT FROM CEILING SUPPORT WIRES. Use UL-listed plenum cable in environmental air spaces, including plenum ceilings. Conceal raceway and cables except in unfinished spaces. Install cabling in raceway where subject to damage: locker rooms, gyms, mechanical rooms, etc. Raceways and boxes are specified in Division 26 Section "Raceways and Boxes for Electrical Systems." 6. Install 110-style IDC termination hardware unless otherwise indicated. 7. Terminate all conductors; no cable shall contain unterminated elements. Make terminations only at indicated outlets, terminals, cross-connects, and patch panels. 8. Install cables using techniques, practices, and methods that are consistent with Category- 6A/fiber rating of components that ensure Category-6A/fiber performance of completed and linked signal paths, end to end. 9. Install cables without damaging conductors, shield, or jacket. 10. Do not paint cables as this will void the warranty. 11. All horizontal cabling shall terminate back at each area s respective rack. Terminate on patch panel. 12. All cabling shall be routed through cable tray or J-hook assembly (as noted on drawings) above accessible corridor ceilings. DO NOT SUPPORT FROM CEILING SUPPORT WIRES. 13. All Category rated cables must be within the distance of 295 feet, not required for analog voice. The contractor shall notify the Owner of any locations that exceed this distance limitations prior to installation. 14. Install lacing bars to restrain cables, to prevent straining connections, and to prevent bending cables to smaller radii than minimums recommended by manufacturer. 15. 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. 16. In the communications equipment room, install a 10-foot-long service loop on each end of cable. 17. Contractor shall core floors as required for installation of data cabling. Verify all locations of codes with architect/engineer in field as possible abatement may be required. All cores shall be sleeved and fire proofed, as required. Field verify all equipment and piping locations before making cores. Under no circumstances will any structural member be cut in this process. COMMUNICATIONS BACKBONE CABLING

20 18. Install exposed cables parallel and perpendicular to surfaces or exposed structural members and follow surface contours where possible. 19. Make terminations only at indicated outlets, terminals, and cross-connect and patch panels. Do not install consolidation points. Do not splice cables. 20. Pulling Cable: Do not exceed manufacturer's written recommended pulling tensions. 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. 21. Cold-Weather Installation: Bring cable to room temperature before dereeling. Heat lamps shall not be used for heating. 22. 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. Utilize J- hooks or cable tray. DO NOT SUPPORT FROM CEILING SUPPORT CABLES. 23. Maintain a maximum UTP cable bend radius of four times the cable diameter, six times if in conduit. 24. Apply plenum rated cable ties loosely and at random intervals. 25. Minimize the amount of jacket twisting and avoid stretching the cable. 26. Use an appropriate method for dressing and securing cables (i.e., cable ties wide type, wire management panels, cable support bards and velcro straps). 27. Do not exceed a 90 degree bend. 28. Do not over tighten cable ties. 29. Do not over twist cables. 30. Do not exceed 25 lbs. of pulling tension. Pull cables simultaneously if more than one is being installed in same raceway. Use manufacturer listed/approved (Category-rated) pulling compound or lubricant if necessary. Use compounds that will not damage conductor insulation. Use pulling means, including fish tape, cable, rope, and basketweave wire or cable grips, that will not damage media or raceway. 31. Do not use staple guns to position or fasten cables. 32. When installing fiber optic cables, maintain minimum bend radius of 20 times cable diameter when pulling and 10 times when installed. Do not kink cable. Install dust cover/caps at both ends of cable when not being terminated. C. UTP Cable Installation: 1. Comply with TIA/EIA-568-C. 2. Do not untwist UTP cables more than 1/2 inch from the point of termination to maintain cable geometry. Strip back only as much cable jacket as required for termination. D. Optical Fiber Cable Installation: 1. Comply with TIA/EIA-568-C. 2. Cable may be terminated on connecting hardware that is rack or cabinet mounted. 3. Install in plenum rated innerduct. E. Open-Cable Installation: 1. Install cabling with horizontal and vertical cable guides in telecommunications spaces with terminating hardware and interconnection equipment. 2. Suspend UTP cable not in a wireway or pathway, a minimum of 8 inches above ceilings by cable supports not more than 48 inches apart. 3. Cable shall not be run through structural members or in contact with pipes, ducts, or other potentially damaging items. Do not install cabling above top chord of bar joists or within 6 inches of roof deck so as to avoid damage caused by roofing nails. F. Wiring within Wiring Closets and Enclosures: COMMUNICATIONS BACKBONE CABLING

21 1. Install fire-rated plywood backboards on walls of equipment rooms and wiring closets. 2. Mount patch panels, terminal strips, and other connecting hardware on wall-mounted racks, floor-mounted racks or cabinets as shown on drawings. 3. Group connecting hardware for cables into separate logical fields. 4. Train conductors to terminal points with no excess. 5. Use lacing bars to restrain cables, to prevent straining connections, and to prevent bending cables to smaller radii than minimums recommended by manufacturer. G. Group connecting hardware for cables into separate logical fields. H. Separation from EMI Sources: 1. Comply with BICSI TDMM and TIA/EIA-569-B 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. 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. 3.5 FIRESTOPPING A. Comply with requirements in Division 07 Section "Penetration Firestopping."Comply with TIA/EIA-569-B, Annex A, "Firestopping." B. Comply with BICSI TDMM, "Firestopping Systems" Article. C. Install sleeves as required for cabling access install end bushing and fitting to protect cabling. Fireproof (both sides of sleeve) after cabling is installed. COMMUNICATIONS BACKBONE CABLING

22 3.6 GROUNDING A. Install grounding according to BICSI TDMM, "Grounding, Bonding, and Electrical Protection" Chapter. B. Comply with ANSI-J-STD-607-A. C. Bond metallic equipment to the grounding bus bar, using not smaller than No. 6 AWG equipment grounding conductor. D. Grounding Points: 1. Locate grounding terminals in each equipment rack and cabinet. E. Bonding Conductors: 1. Where a panelboard for telecommunications is located in same room or space as a grounding busbar, bond to equipment ground bus of electrical panelboard. 2. Extend from grounding busbars to ground terminals in equipment racks and cabinets. F. Special Requirements: 1. Bonding conductors shall be insulated copper, No. 6 AWG minimum. 2. Install in conduit. Metallic conduit that exceeds 36 inches in length, conductors shall be bonded at each end of conduit. 3. Bonding conductors shall be installed without splices unless approved by Engineer because of special circumstances. Where splices are necessary, they shall be accessible and shall be located in telecommunications spaces. Splices shall be by irreversible compression connectors or by exothermic welding. 3.7 IDENTIFICATION A. Identify system components, wiring, and cabling complying with TIA/EIA-606-A. Comply with requirements for identification specified in Division 26 Section "Identification for Electrical Systems." 1. Administration Class: Color-code cross-connect fields and apply colors to voice and data service backboards, connections, covers, and labels. B. Comply with requirements for painting backboards. For fire-resistant plywood, do not paint over manufacturer's label. C. See Division 27 Section "Communications Horizontal Cabling" for additional identification requirements. See Evaluations for discussion about TIA/EIA standard as it applies to this Section. Paint and label colors for equipment identification shall comply with TIA/EIA-606-A for Class 2 level of administration including optional identification requirements of this standard. D. Comply with requirements in Division 27 Section "Communications Horizontal Cabling" for cable and asset management software. E. 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 COMMUNICATIONS BACKBONE CABLING

23 rigid frame and clear plastic cover. Furnish an electronic copy of final comprehensive schedules for Project. F. 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, horizontal cables, work areas and workstation terminal positions, grounding buses and pathways, and equipment grounding conductors. Provide electronic copy to Owner in DVD format compatible with Owner s equipment. G. Cable and Wire Identification (Refer to Drawings for Additional Information): 1. System: Use a unique, three-syllable, alphanumeric designation for each cable, and label cable and jacks, connectors, and terminals to which it connects with same designation. Use logical and systematic designations for facility's architectural arrangement. a. First syllable identifies and locates equipment room or wiring closet where cables originate. b. Second syllable identifies and locates cross-connect- or patch-panel field in which cables terminate. c. Third syllable designates type of media (copper or fiber) and position occupied by cable pairs or fibers in field. d. Coordinate with Owner for approval. 2. Label each cable within 4 inches of each termination and tap, where it is accessible in a cabinet or junction or outlet box, and elsewhere as indicated. 3. Exposed Cables and Cables in Cable Trays and Wire Troughs: Label each cable at intervals not exceeding 15 feet. 4. Label each terminal strip and screw terminal 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 buildingmounted device with name and number of particular device as shown. b. Label each unit and field within distribution racks and frames. 5. Identification within Connector Fields in Equipment Rooms and Wiring Closets: Label each connector and each discrete unit of cable-terminating and connecting hardware. H. 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. I. Contractor shall bear all costs associated with walking each room/area for verification of actual room numbers prior to labeling, no exceptions. Please note that room numbers could change under this construction project. 3.8 FIELD QUALITY CONTROL A. Testing Agency: Engage a qualified testing agency to perform tests and inspections. B. Perform tests and inspections. COMMUNICATIONS BACKBONE CABLING