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SECITON 16119-UNDERGROUND DUCTS AND UTII,TI'y STRUCTi1RES <br /> A. PROJECT INCLUDES <br /> 1. Underground conduits and ducts,duct banks,pull boxes and handholes,manholes, d other <br /> underground utility structures. <br /> B. QUALITY ASSURANCE <br /> 1. National Electric Code NFPA 70. <br /> C. PRODUCTS <br /> 1. Underground Duct Applications: <br /> a Electrical Feeders: Direct buried rigid plastic conduit. <br /> 2. Conduit and Duct: <br /> a. Rigid Steel Condui� ANSI C80.1,gaIvanized. <br /> b. Plastic-Coated Rigid Steel Conduit and Fittings: NEMA RN 1, <br /> c. Rigid Plastic Conduit: NEMA TC 2, Schedule 40 PVC. <br /> d. PVC Conduit and Tubing Fittings: NEMA TC 3. <br /> e. Rigid Plastic Underground Condui� iJL 651A,Type A PVC. <br /> f. Plastic Communication Duct and Fittings: NEMA TC 10. ' <br /> 3. Pull Boxes and Handholes <br /> a. Cast Metal Boxes: Cast aluminum�,�ri��keted cover with nonskid fmish. <br /> b. Fiberglass Handholes: Molded fiberglass with weatherproof cover with nonsk d fmish. <br /> 4. Accessories: � <br /> a Duct Supports: Rigid PVC. <br /> b. Frames and Covers: Cast iron with cast-in legend. <br /> c. Sump Frame and�Grate: FS RR F-621,Type VII for frame.and Type I for cov r. <br /> d. Components: Pulling eyes in walls,pulling and lifting irons in floor,cable chions, <br /> arms and cable support insulators,ladder. <br /> END OF SECTION <br /> CNS/US WEST COMMUMCATIONS UNDERGROUND DUCTS AND UTILITY UCTURES <br /> SMMA NO.96419.16 16119-1 17 DEC.% <br />