633COMMUNICATION CABLE

633-1 Description.

Furnish and install underground and aerial communication cable as shown in the Plans and Standard Plans .

633-2 Materials.

633-2.1 Fiber Optic Cable and Connections.

633-2.1 1 Single Mode Fiber Optic Cable: Provide all-dielectric, dry-filled,

loose-tube, dispersion -unshifted, single-mode fiber (SMF) with low water peak , gel free, and suitable for underground (i.e., in conduit) and aerial outside plant installation . All fiber op tic cable shall be splice -compatible with the Department’s existing dispersion -unshifted SMF and require no electronic equipment for dispersion compensation between new and existing fiber . Ensure that a ll components that comprise a single length of cable are continuous and of the same material. Furnish only commercial off -the-shelf materi als, equipment, and components.

633-2.1 1.1 Optical Fiber: Ensure that the optical fibers used in the cable

meet or exceed the Telecommunications Industry Association (TIA) and Electronic Industries Alliance (EIA) TIA/EIA -492-CAAB specification , the U.S. Department of Agriculture Rural Utilities Service (RUS) 7 CFR 1755.900, and International Telecommunication Union ITU- T G.652.D requirements. Use only optic al fibers meeting the additional requirements as follows: Geometry Cladding Diameter: 125µm, ±0.7 µm Core-to-Cladding Concentricity: 0.5 µm Cladding Noncircularity : 0.7% Mode Field Diameter: 1,550 nm; 10.4 µm, 0.5 µm Coating Diameter: 245 µm, 5 µm Colored Fiber Nominal Diameter: 25 0 µm 15 µm Optical Cabled Fiber Attenuation: 1,310 nm, 0.35 dB/km; 1,550 nm, 0.25 dB/km Point Discontinuity: 1,310 nm, 0.05 dB/km; 1,550 nm, 0.05 dB/km Cable Cutoff Wavelength ( ccf): 1,260 nm. Dispersion: 1,550 nm .0 ps/(nm •km) Macrobend Attenuation: Turns – 100; Outer diameter (OD) of the mandrel – 50 mm, 2 mm; 0.03 dB at 1,550 nm Polarization Mode Dispersion (PMDQ): <0.04 km ps Ensure that all fiber in the buffer tube is usable fiber that complies with attenuation requirements. Ensure that fibers do not adhere to each other. Ensure that the fiber is free of surface imperfections and inclusions. Ensure that a ll fiber optic core gl ass is from the same manufacturer . FY 2023-24 Return to Table of Contents

633-2.1 1.2 Buffer Tubes: Ensure that the fiber optic cable includes loose

buffer tubes that isolate internal optical fibers from outside forces and provide protection from physical damage as well as water ingress and migration. Ensure that buffer tubes provide freedom of movement for internal optical fibers. Ensure buffer tubes allow for expansion and contraction of the cable without damage to internal optical fiber . Ensure that fiber does not adhere to the inside of t he tube. Ensure that buffer tubes permit intentional scoring and breakout without damage to the fiber. Ensure that each fiber optic cable buffer tube contains 12 fibers per tube unless otherwise shown in the Plans.

633-2.1 1.3 Color Code: Ensure that th e marking and color -coding of the

fibers and buffer tubes conforms to the TIA-598-D standard. Ensure that colors are permanent and stable during temperature cycling, and not subject to fading or smearing onto each other or into the water -blocking material. Ensure that fibers are colored with UV curable inks that remain clearly distinguishable as the intended color.

633-2.1 1.4 Strength Member: Ensure that the fiber optic cable contains

a dielectric central and outside elements that prevent buckling of the cable and provide tensile strength. Ensure that the fiber optic cable can withstand a pulling tension of 600 lbs. without damage to any components of the fiber optic cable.

633-2.1 1.5 Water Blocking Com pound: Ensure that the fiber optic cable

contains a dry water -blocking material to prevent the ingress of water within the outer cable jacket. Ensure that water -blocking materials are non-nutritive, dielectric, and homogeneous, and free from dirt and forei gn matter. Use dry water -blocking material for fiber optic cables used for either aerial or underground installations. Apply dry water -blocking compound longitudinally around the outside of the central buffer tubes. Construct all cables with water -blocking material that complies with the requirements of the EIA/TIA-455-81B standard and is subjected to water penetration tests as defined in the EIA/TIA-455-82B standard.

633-2.1 1.6 Ripcord: Ensure that the cable contains at least one ripcord

under the shea th or alternate method that allows the removal of the sheath by hand or with pliers .

633-2.1 1.7 Filler: Fillers or rods may be included in the cable core to

lend symmetry to the cable cross section if required.

633-2.1 1.8 Outer Jacket: Ensure that the fiber optic cable is jacketed

with medium density polyethylene (MDPE) that is free of blisters, cracks, holes, and other deformities. Ensure that the nominal jacket thickness is a minimum of 0.03 inches. Ensure th e outer jack et provides UV protection and does not promote the growth of fungus. Mark the jacket with the cable manufacturer’s name, fiber type, fiber count, date of manufacture, the words “FDOT FIBER OPTIC CABLE” unless otherwise shown in the Plans, and the seque ntial cable lengths marked in feet. Ensure that the actual length of the cable is within 1% of the length indicated by the marking. Provide legible marking with contrasting color to that of the cable jacket.

633-2.1 1.9 Performance Requirements:

633-2.1 1.9.1 Operating Temperature: Ensure that the shipping

and the operating temperature range of fiber optic cable meets or exceeds minus 4 0º to 158º F. Ensure that the installation temperature range of fiber optic cable meets or exceeds minus 22º to 158ºF.

633-2.1 1.9.2 Bend radius: Ensure that the fiber optic cable is

capable of withstanding a minimum unloaded bend radius of 10 times the cable diameter and a FY 2023-24 Return to Table of Contents minimum loaded bend radius of 20 times the cable diameter when loaded to pulling tension of 600 pounds. Test the cable as required in the TIA -455-33B standard. Ensure that bending the fiber optic cable up to the minimum bend radius does not affect the optical characteristics of the fiber.

633-2.1 1.9.3 Cable Strength: Ensure that the fiber optic cable is

capable of withstanding a pulling tension of 600 pounds during installation without increasing the fiber attenuation more than 0.8 decibel per mile and without changing other optical fiber characteristics after the tensile load is removed. Ensure that optical fiber is proof -tested by the fiber manufacturer at a minimum of 100 kilo pounds per square inch . Ensure that the cable will withstand 25 impact cycles and the change in attenuation does not exceed 0. 2 decibel at 1,550 nanometers when tested according to the requirements as detailed in the TIA -455-25D standard. Ensure that the fiber optic cable can withstand a minimum compression loa d of 125 pounds per square inch when applied uniformly over the length of the sample at the rate of 0.15 inches to 0.8 inches per minute and maintained for 10 minutes as defined in the TIA/EIA- 455-41A standard. Ensure that the change in attenuation will not exceed 0.15 decibel during loading at 1,550 nanometers, and that no fiber displays a m easurable change in attenuation after load removal.

633-2.1 1.9.4 Water Penetration : Ensure that the fiber optic cable

is capable of withstanding the tests for water penetration defined in the TIA/EIA-455-82B standard. Ensure that a one -meter length of cable is able to withstand a one -meter static head of water applied at one end for 24 hours without water leaking through the other open cable end.

633-2.1 2 Fiber Optic Connection Hardware : Ensure that all splice enclosures,

organizers, cable end preparation tools, and procedures are compatible with the fiber optic cable, and are approved by the Engineer.

633-2.1 2.1 Splice Enclosure s: Contain all optical fiber splices within a

splice enclosure. Ensure that the enclosures provide storage for spl ices, fiber, and buffer tubes. Ensure that the splice enclosure restores the mechanical and environmental integrity of the fiber optic cable, encases the sheath opening in the cable, and organizes and stores optical fiber. Ensure all h inges and latching de vices are stainless steel. Ensure that the enclosure is airtight and prevents water intrusion. Ensure that the splice enclosure can accommodate pressurization and has the ability to be reentered without requiring specialized tools or equipment. Ensure that the enclosure provides fiber and splice organizers including splice trays and strain relief . Ensure that splice enclosures are h ermetically seal ed to protect internal components from environmental hazards such as moisture, insects, and UV light. Fiber optic splice enclosures shall also: Comply with the Telcordia Technologies’ GR -771-CORE standard and all applicable NEC requirements. Provide space for future expansion equal to 100% of the initial utilization. Provide fiber optic cable penetr ation end caps to accommodate a minimum installation of two trunk fiber optic cables and two fiber optic drop cables. Ensure that the enclosure end caps are factory -drilled to the proper diameter to accept and seal the fiber optic cable entries. Ensure tha t the cable entry locations can accommodate an assortment of cables with outside diameter s ranging from 0.45 inches to 0.55 inches, plus 10%, without jeopardizing the waterproof characteristics of the enclosure . FY 2023-24 Return to Table of Contents Ensure that splice enclosures are perman ently labeled using machine printed, waterproof labels suitable for outside plant applications. Provide fiber optic splice enclosures meeting the following requirements: Mechanical Resist compression deformation to a maximum of 300 pounds. Withstand an impact energy to a maximum of 40 foot -pounds at 0°F. Axial Tension: 100 pounds for 30 minutes. Cable Torsion: ten 90 -degree rotations. Cable Flexing: ten 90 -degree bends . Environmental Hydrostatic Pressure Head: Up to 20 foot -pounds (-9 pounds per square inch). Withstand 40 freeze/thaw temperature cycles. Ultraviolet resistant during a maximum 30 -day exposure in compliance with the requirements detailed in the ASTM B117 standard . Chemical Withstand a 90 -day exposure to solutions of 3% sulfuric acid, 0.2 normal of sodium hydroxide, 10% Igepal ®, kerosene, and be fungus resistant as required in the ASTM G21 standard.

633-2.1 2.2 Splice Trays: Ensure that splice trays are securely attached

and accessible, and provide sufficient storage for the fiber cable. Ensure splice trays provide access to individual fibers without disrupting other fibers in the tray. Ensure that splice trays hold the buffer tubes rigidly in place and provide protection for fusion splices. Ensure that the raceway accommodates the minimum bend radius of the fiber. Ensure that splice trays allow visible inspection of the fiber. Ensure that splice trays include a cover with a locking mechanism to hold it in place.

633-2.1 3 Cable Terminations: Use Type LC connectors for all new network

installations. Use Type ST, SC, or FC connectors only for connections to existing equipment or as specified in the Plans or by the Engineer. Use ultra physical contact (UPC) pre -terminated cable assemblies with factory -installed connectors for all new network installations. Use UPC field-installed connectors only for connections or temporary repairs to existing equipment as specified in the Plans or by the Engineer. Ensure that all connectors include a ceramic ferrule and provide a strain relief mechanism when installed on a single fiber cable that contains strength elements. Ensure that ST and FC connectors include a metallic body . Ensure that all connector s provide a minimum 11 pound pullout strength. Ensure that the optical fiber within the body of all connectors is mechanically isolated from cable tension, bending, and twisting. Ensure that all connectors are compliant with the TIA/EIA-604 standards, as applicable, and are tested according to the Telcordia/Bellcore GR-326-CORE standard. When tested according to the TIA and EIA’s Fiber Optic Test Procedure ( FOTP)-171 (TIA/EIA -455- 171B) at the manufacturer , ensure that the connector s have an insertion loss , as reflected on the manufacturer data sheet, less than or equal to 0.30 decibel for pre-terminated cable assemblies with factory -installed connectors and a maximum loss of less than or equal to 0.50 decibel for FY 2023-24 Return to Table of Contents field-installed tem porary connectors . Test the connectors as detailed in FOTP-107 (TIA -455- 107A) to reflectance values of less than or equal to minus 45 decibels.

633-2.1 3.1 Pre-terminated C onnector Assemblies ( Pigtails): Ensure

that pre-terminated cable assemblies cons ist of fiber optic cables with factory -installed connectors on one end of the cable and an un -terminated optical fiber on the other. Ensure that the pre-terminated connector assemblies are installed with fus ion splices. Ensure that all buffer tubes and fibers are protected once the attachment of pre -terminated connector assemblies is complete.

633-2.1 3.2 Buffer Tube Fan -out Kits: Ensure that a buffer tube fan -out

kit is installed when fiber optic cables a re terminated. Use a kit compatible with the fiber optic cable being terminated and that is color -coded to match the optical fiber color scheme. Ensure that the buffer tube fan -out kit supports 12 fiber strands. Ensure that output tubing and the fiber strands contained therein are of sufficient length for routing and attachment of fiber optic cable to connected electronics or as directed by the Engineer. Ensure that the kit and the connectors are supplied by the same manufacturer.

633-2.1 4 Patch Panels : Ensure that the patch panel is compatible with the fiber

optic cable being terminated and color coded to match the optical fiber color scheme. Ensure that the patch panel has a minimum of 12 LC-type panel connectors unless otherwise shown in the Plans. Ensure that the patch panel dimensions do not exceed 14 inches x 6 inches x 4 inches for fiber counts of twelve or less. Ensure the patch panel is suitable for mounting within an approved cabinet at the field device location. Ensure patch panel s are sized to accommodate specified coupler housings and maintain sufficient bend radius for cables. Ensure the patch panel is sized to occupy the minimum space required for capacity.

633-2.1 4.1 Pre-terminated Patch Panels: Ensure that the pre-terminated

patch panel includes a factory installed all-dielectric SMF cable stub. Ensure that the panel includes factory installed and terminated LC-type panel connectors unless otherwise shown in the Plans. Ensure that the cable stub is of sufficient length to splice the stub and provide a fiber connection between the panel and the backbone fiber cable or as directed by the Engineer .

633-2.1 4.2 Field Assembled and Terminated Patch Panels: Ensure that

the field-assembled patch panel is a termination panel that includes a connector panel and the hardware required to mount the patch panel within an approved cabinet at the field device location and connect the panel to the backbone fiber cable.

633-2.1 4.2.1 Connector Pan el: Ensure that the connector panel

provides 12 LC-type, bulkhead -mount coupling connectors unless otherwise shown in the Plans. Ensure that each coupling connector allows connection of a cable terminated on one side of the panel to a cable on the opposite side. Ensure that each bulkhead -mount coupling connector includes a locknut for mounting the connector in predrilled or punched holes in the connector panel.

633-2.1 5 Fiber Optic Jumper Cables: Ensure that the fiber optic jumper cables

include a f actory installed all -dielectric SMF. Ensure that the fiber optic jumper cables include factory installed and terminated LC -type connectors , a connector type sh own in the plans, or a connector type directed by the Engineer .

633-2.1 6 Handling:

FY 2023-24 Return to Table of Contents

633-2.1 6.1 Cable End Sealing: Ensure that fiber optic cable ends are

capped or sealed to prevent the entry of moisture during shipping, handling, storage, and installation. Equip one end of the fiber optic cable with flexible pulling eyes.

633-2.1 6.2 Protective Wrap: Ensure that the fiber optic cable is shipped

and stored with a protective wrap or other approved mechanical reel protection device over the outer turns of the fiber optic cable on each reel. Ensure that the wrap is weather resistant and protects the cable reel from environmental hazards. Ensure that the cable reel remains wrapped until cable is to be installed.

633-2.1 6.3 Packaging, Shipping and Receiving : Ensure that the

packaging and delivery of fiber optic cable reels comply with the following minimum requirements:

455-61 A standard, as well as results from factory tests performed prior to shipping.

633-2.1 7 Manufacturer Testing and Certification: Submit documentation of

all factory tests performed by the manufacturer for all fiber optic cable, splicing material, cable terminations, and patch panels.

633-2.2 Twisted Pair Cable: Use shielded underground and aerial cable with separate

support wire conforming to Rural Electrifica tion Administration (REA) Specification PE -39, filled telephone cables. Use shielded aerial copper communication with integral support wire conforming to REA Specification PE -38, aerial telephone cables. Use only No. 22 AWG solid cables for copper connecti ons in traffic signal closed loop systems.

633-2.3 Cable Support Wire: Meet the requirements of 632 -2.2.

633-2.4 Cable Attachment Hardware: Meet the requirements of 632 -2.3.

633-3 Installation Requirements.

633-3.1 Fiber Optic Cable Installation : Install all materials and equipment according to

the latest version of the manufacturer’s installation procedures. Ensure that all materials and installation practices are in accordance with the applicable OSHA requirements as found in 29 CFR Part 1926, Safety and Health Standards for Construction. In addition, perform the following:

633-3.1 1 Cable Identification : Develop a nomenclature plan for identification

of fiber optic cable . Submit the nomenclature plan to the Engineer for approval. Use approved cable nomenclature to create cable tags for the identification of fiber optic cable. Provide cable tag identification on all test results or fiber related documents submitted to the Engineer. Install cable tags within 1 foot of each splice and/or termination point indicating the cable ty pe, fiber count, and each fiber optic cable origination and termination points. Ensure that the cable tags are machine printed, waterproof, and permanent labels suitable for outside plant applications and are affixed to all fiber optic cables. Ensure that lettering is in permanent ink and displays the phrase “FDOT FIBER OPTIC CABLE” .

633-3.1 2 Pulling: Install the fiber optic cable by hand or by using a mechanical

pulling machine. If a mechanical pulling machine is used, equip the machine with a monitored or recording tension meter. Ensure that at no time the manufacturer’s recommended maximum pulling tension is exceeded. Ensure that t he central strength member and aramid yarn are attached directly to the pul ling eye during cable pulling. Use pulling attac hments, such as “basket grip” or “Chinese finger” type , to ensure that the optical and mechanical characteristics are not degraded during the fiber optic cable installation. Ensure that excess cable is coiled in a figure eight and fed manually when pulling through pull boxes and splice boxes by hand. If pulleys and sheaves will be used to mechanically pull through pull boxes and splice boxes, submit a drawing of the proposed layout showing that the cable will never be pulled through a radius less than th e manufacturer’s minimum bend radius. Use large diameter wheels, pulling sheaves, and cable guides to maintain the appropriate bend radius. Provide tension monitoring at all times during the pulling operation . Ensure that cable pulling lubricant used durin g installation is recommended by the optical fiber cable manufacturer.

633-3.1 3 Blowing: Use either the high airspeed blowing (HASB) method or the

piston method. When using the HASB method, ensure that the volume of air passing through the conduit does not exceed 600 cubic feet per minute or the conduit manufacturer’s recommended air volume, whichever is more restrictive. When using the pisto n method, ensure that the volume of air passing through the conduit does not exceed 300 cubic feet per minute or the conduit manufacturer’s recommended air volume, whichever is more restrictive.

633-3.1 4 Slack Cable Storage: Provide and store fiber opti c cable at each pull

box and splice box to allow for future splices, additions, or repairs to the fiber network. Store the fiber optic cable without twisting or bending the cable below the minimum bend radius. Store a total of 200 feet of fiber optic backbone cable in splice boxes, with 100 feet of cable on each side of the cable splice point or as shown in the Plans. Store a minimum of 100 feet of fiber optic drop cable in splice boxes or as shown in the Plans. Store 50 feet of spare fiber optic c able in pull boxes.

633-3.1 5 Fiber Optic Connection - Splicing: Perform all optical fiber splicing

using the fusion splicing technique, and according to the latest version of the manufacturer’s cable installation procedures ; industry accepted installati on standards, codes, and practices ; or as directed by the Engineer. Ensure that all splices match fiber and buffer tube colors unless shown otherwise in the Plans . Ensure that splice loss does not exceed a maximum of 0.05 db per splice as measured on the fusion splice machine when splicing newly installed fibers together. Ensure FY 2023-24 Return to Table of Contents that splice loss does not exceed a maximum of 0.1 db per splice as measured on the fusion splice machine when splicing newly installed fibers to exis ting fibers. Where a fiber cable is to be accessed for lateral or drop signal insertion, only open the buffer tube containing the fiber to be accessed and only cut the actual fiber to be accessed. If a fiber end is not intended for use, cut the fiber to a length equal to that of the fiber to be used and neatly lay it into the splice tray. Treat any fibers exposed during splicing with a protective coating and place in a protective sleeve or housing to protect the fiber from damage or contaminants. Neatly sto re all splice enclosures within a splice box. Attach the splice enclosure to the splice box interior wall to prevent the enclosure from lying on the bottom of the splice box. Splices shall be performed only at locations as shown in the plans, or as approve d by the Engineer.

633-3.1 5.1 Splice Plan: Submit a splice plan showing the location and

configuration of splices in the system for approval by the Engineer. Perform all splicing according to the splice plan. Document each splice location and identify the source and destination of each fiber in each splice tray. Document all fiber color s and buffer jacket color s used during installation , and develop a sequential fiber numbering plan as required in the TIA - 598-D standard for color -coding in the document ation.

633-3.1 5.2 Splice Equipment: Use a fusion splice machine to splice all

optical fiber. Ensure that splice equipment is new from the factory, or serviced and certified by the factory or its authorized representative within the previous 12 months from the commencement of its use. Ensure that the calibration certificate is maintained in the splicing equipment case or provided electronically when req uested. Submit to the Engineer documentation from the manufacturer or his authorized representative certifying compliance. Clean all splicing equipment and calibrate according to the manufacturer’s recommendations prior to each splicing session at each loc ation.

633-3.1 6 Cable Termination Installation: Ensure that fiber optic cables, buffer

tubes, and strands are neatly routed, secured , and terminated in a patch panel. Ensure every fiber strand within all fiber drops terminating in field cabinets are ter minated in a connector panel using LC connectors unless otherwise shown in the Plans. Ensure all cable termination points include documentation regarding the identification, route, and function of each fiber installed at that location. Ensure that a copy o f this information is placed alongside the installed equipment (for instance, in a document pouch or drawer within a field cabinet).

633-3.1 7 Patch Panel Installation: Ensure that patch panels are neatly installed

and secured in a weatherproof enclosure. Ensure all patch panel connectors are clearly and permanently labeled using machine printed, waterproof labels suitable for outside plant applications. Ensure all installed patch panels include documentation regarding the identifica tion, route, and function of each patch panel connector at that location. Ensure that a copy of this information is placed alongside the installed equipment in a document pouch or drawer within the cabinet.

633-3.1 8 Installation Testing: Notify the Engi neer of cable testing at least

14 calendar days in advance. Submit the testing procedures to the Engineer for approval prior to commencement of testing. Perform all tests at 1,310 and 1,550 nanometer wavelengths and include the last calibration date of all test equipment with the test parameters set on the equipment in the test documentation. Ensure that the last calibration date of all test equipment is within the last 12 months and that the calibration certificate is maintained in the test equipment case or provided electronically when requested. Test all installed fibers (terminated and un - FY 2023-24 Return to Table of Contents terminated) using methods identified in this Section. All tests must be conducted with a launch box. Fibers containing splices, fibers terminated on both ends, terminated on one end, or backbone fibers (inside project limits and continuing outside of project limits) must be bidirectionally tested. Drop fibers without splices (inside project limits and continuing outside of project limits), with only terminatio ns on one end, and bare fiber on the other must be tested unidirectionally at a minimum, unless otherwise specified in the Contract Documents. Drop fibers without splices which are unterminated on both ends (inside project limits and continuing outside of project limits) must be tested using a bare fiber adapter and tested unidirectionally at a minimum, unless otherwise specified in the Contract Documents. Present the results of the OTDR testing (i.e., traces for each fiber) and a loss table showing d etails for each splice and termination tested to the Engineer in an approved electronic format. Ensure all OTDR testing complies with the EIA/TIA -455-61 standard.

633-3.1 8.1 Optical Time Domain Reflectometer (OTDR) Attenuation

Testing: Perform testing on all fibers to ensure that attenuation does not exceed allowable l oss (0.35 db/km for 1310 nanometer wavelength, 0. 25 db/km for 1550 nanometer wavelength , plus 0.5 db for any connectors and 0.1 db for splices). Re pair or replace cable sections exceeding allowable attenuation at no cost to the Department.

633-3.1 8.1.1 OTDR Tracing: Test all fibers with an optical time

domain reflectometer ( OTDR) at wavelengths of 1310 and 1550 nanometer .

633-3.1 8.1.2 Splice Loss Testing: Ensure that the splice loss for a

SMF fusion splice does not exceed a maximum bidirectional average of 0.1 decibel per splice when measured using an OTDR . Repair or replace splices that exceed allowable attenuation at no cost to the Department.

633-3.1 8.1.3 Connector Loss Testing: Ensure that t he attenuation

in the connector at each termination panel and its associated splice does not exceed 0. 6 decibel when measured using an OTDR . Repair or replace connector s exceeding allowable attenuation at no cost to the Department.

633-3.2 Twisted Pair Cable Installation: Install all materials and equipment according

to the latest version of the manufacturer’s installation procedures. Install copper communication cables in continuous lengths to and between cabinets and junction boxes. The Contractor may install junctions at intervals less than shown in the Plans; however, the Contractor must provide any additional materials (such as junction boxes, cabinets, risers, and mounting hardware) and labor for addit ional junctions and terminations at no expense to the Department. Obtain the Engineer’s approval for any additional junctions or terminations.

633-3.2 1 Cable type and Number of Conductors: Determine the appropriate

cable type and conductor count require d for each twisted pair communication cable unless specified in the Contract Documents. Identify all spare conductors.

633-3.2 2 Number of Cables: Do not install more than four separate cables at

any point on a single support wire.

633-3.2 3 Protection of Cable: Ensure cable drawn through conduit, ducts,

drilled holes protected by a rubber grommet, or support structures is installed in such a manner as to prevent damage to conductors or insulation. FY 2023-24 Return to Table of Contents

633-4 Warranty.

Ensure that the fiber optic cable, the splice enclosures, and terminations have a manufacturer’s warranty covering defects for a minimum of two years from the date of final acceptance in accordance with 5 -11 and Section 608. Ensure the warranty includes providing replacements, within 10 calendar days of notification, for defective parts and equipment during the warranty period at no cost to the Department or the maintaining agency.

633-5 Fiber Optic Cable Locator.

Locate and mark all existing Department owned or maintained fiber optic faciliti es within project limits prior to performing any subsurface work. Locate and mark as necessary to ensure that all fiber optic facilities are located and visibly marked at all times.

633-6 Method of Measurement.

The quantities to be paid will be: the leng th, in feet, of fiber optic cable; the number, per each, of fiber optic connections; the number, per each, of fiber optic connection hardware; the number of calendar days from contract time start to final acceptance for fiber optic cable locator, and the length, per foot, of twisted pair cable, accepted by the Engineer. The Contract unit price for communication cable, furnished and installed, will include furnishing, placement, and testing of all material, and for all tools, labor, equipment, installation hardware (such as support wire, cable ties, cable clamps, and lashing wire), supplies, support, personnel training, documentation, and incidentals necessary for a complete installation. Payment for conductive cable terminal connectors and conductive cab le grounding is considered incidental and shall be included in the price for twisted pair communication cable. Fiber optic splices and terminations, as shown in the Plans, shall be measured per each fiber optic connection furnished and installed. The price per day for a Fiber Optic Cable Locator, will include all tools, labor, equipment, locating and marking hardware (such as flags, paint, and shovels), supplies, support, personnel training, documentation, and incidentals.

633-7 Basis of Payment.

Prices and payments will be full compensation for all work specified in this Section. Payment will be made under: Item No. 633 - 1 Fiber Optic Cable - per foot. Item No. 633 - 2 Fiber Optic Connection - each. Item No. 633 - 3 Fiber Optic Connection Hardware - each. Item No. 633 - 4 Twisted Pair Cable - per foot. Item No. 633 - 6 Fiber Optic Cable Locator - per day. FY 2023-24 Return to Table of Contents SECTION 634 SPAN WIRE ASSEMBLY

634-1 Description.

Install a span wire assembly for supporting traffic signals, signs, and other traffic control devices. Provide fiberglass insulators when required.

634-2 Materials.

634-2.1 General Requirements: For a single point attachment, use only a catenary wire

to support the imposed dead and wind load from the attached signs and traffic signals. For a single point attachment, the catenary wire also supports the signal conductor cables and interconnect cables. For a two point attachment, the catenary wire is used to support the imposed dead load and a portion of the imposed wind load from the attached signs and traffic signals. The two point attachment also includes a messenger wire to resist a significant portion of the imposed wind load and to support the signal conductor cables and interconnection cables. Use a tether wire for maintaining the alignment of signal heads when specified in the Plans.

634-2.2 Wires: For span wire assemblies, o nly use wire cables of seven -wire strands

manufactured and provided with a Class A zinc coating in accordance with ASTM A475. Provide utility grade catenary or messenger wires. The Contractor may use Siemens-Martin grade tether wires. Meet the following additional requirements for span wire assembly strands: Table 634-1 Additional Requirements for Span Wire Assembly Strands Span Wire Assembly Strand Type Nominal Diameter Inch Required Minimum Breaking Strength Pounds Catenary Wire or Messenger Wire * 3/8 7/16 1/2 11,500 18,000 25,000 Tether Wire 3/16 1,900 *Supply catenary or messenger wire of the nominal diameter as specified in the Contract Documents.

634-2.3 Hardware and Fittings: For utility or Siemens -Martin grade wires, use the

connection hardware as specified herein. For installations that use oth er grades of wire, provide the hardware and fittings indicated in the Plans. Provide only hardware and fittings made of galvanized steel or non -corrosive metal unless the fiberglass insulators specified in 634 -2.4 are also required. Provide hardware and fi ttings of sufficient strength to resist the breaking strength of the wire with which they are used. Use an alloy steel eyebolt meeting the requirements of ASTM F541, Type 2 and a matching heavy hex nut meeting the requirements of ASTM A563, Grade C or D, to connect the automatic compression dead -end clamp of the catenary wire or messenger wire to the wood or concrete strain poles. Eyebolts and hex nuts must be zinc coated in accordance with ASTM A153, Class C. Sizes of eyebolts, supplied with nuts and was hers, are as following: Use a FY 2023-24 Return to Table of Contents