Item 18 - Traffic Signal Installation at Segerstrom Avenue and Rosewood Avenue

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CITY OF SANTA ANA SPECIFICATIONS PROJECT NO.: 25-6030 TRAFFIC SIGNAL INSTALLATION AT SEGERSTROM AVENUE AND ROSEWOOD AVENUE to -end attenuation of the completed cable plant shall not exceed 8 dB from the termination point of the fiber to the City of Santa Ana Traffic Management Center. A minimum of 15 feet of slack shall be maintained on either side of any splice enclosure. Following installation of the cable in duct, all duct entrances in cabinets, pull boxes and vaults shall be sealed with duct sealing compound to prevent the ingress of moisture, foreign materials and rodents. 3. Splicing All fiber optic splices shall use the fusion method. The mean bi-directional splice loss of any splice shall not exceed 0.15 dB. The termination splices shall connect the fiber optic cable span ends with pigtails. The termination splices shall be placed in a splice tray. The individual fibers shall be looped one full turn within the splice tray to avoid bending losses. A 2-inch minimum bending radius shall be maintained during installation and after final assembly in the optical fiber splice tray. Each fiber shall be individually restrained in the splice tray. The optic fibers in buffer tubes and the placement of the optical fibers in the splice tray shall be such that there is no discernable tensile force on the optical fiber. All splices shall be protected with a thermal shrink sleeve or approved equivalent. All fibers shall be labeled in the splice tray with permanent vinyl markers. Pigtail ends shall also be labeled to identify the destination of the fiber. 4. Field Splice Closures Where splicing is required inside the pull box or splice vault, the Contractor is responsible for supplying the splice closure and all accessories including bond connectors and proper end plates to provide splices as recommended by the manufacturer. Unless noted otherwise, splice closure shall be Corning Splice Closure part number SCF-6C22-01-72. All splicing shall be done by the Contractor, the City will supply necessary splice detail information or splicing diagram. 5. Connectors The fiber optic connectors shall be the ceramic ferrule SC type for single mode applications. All fiber optic connectors shall be the 2.5 mm SC connector ferrule type with Zirconia Ceramic material with a PC (Physical Contact) pre-radiused tip.