Okaloosa County BOCC — February 18, 2014 — Underground Electric Manhole — reading text

equal to, or greater than, 50 inches and | or more sides equal to, or greater than, 16 inches, thickness shall be 0.138 inch. E. 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. F. Cut sleeves to length for mounting flush with both wall surfaces. G. Extend sleeves installed in floors 2 inches above finished floor level. H. Size pipe sleeves to provide 1/4-inch annular clear space between sleeve and cable unless sleeve seal is to be installed. I. Seal space outside of sleeves with grout for penetrations of concrete and masonry and with approved joint compound for gypsum board assemblies. J. Interior Penetrations of Non-Fire-Rated Walls and Floors: Seal annular space between sleeve and cable, using joint sealant appropriate for size, depth, and location of joint according to local codes and the manufacturer’s written instructions. Yd] CONDUCTORS AND CABLES DATE: 9/16/2013 OKALOOSA COUNTY WATER AND SEWER 16120 - 6 SECTION 16120 Russell Stephenson - Electrical Manhole Rehabilitation CONDUCTORS AND CABLES K. Fire-Rated-Assembly Penetrations: Maintain indicated fire rating of walls, partitions, ceilings, and floors at cable penetrations. Install sleeves and seal with firestop materials according to local codes and the manufacturer’s written instructions. L. Roof-Penetration Sleeves: Seal penetration of individual cables with flexible boot- type flashing units applied in coordination with roofing work. M. Aboveground Exterior-Wall Penetrations: Seal penetrations using sleeves and mechanical sleeve seals. Size sleeves to allow for 1-inch annular clear space between pipe and sleeve for installing mechanical sleeve seals. N. Underground Exterior-Wall Penetrations: Install cast-iron "wall pipes" for sleeves. Size sleeves to allow for 1-inch annular clear space between cable and sleeve for installing mechanical sleeve seals. 3.6 SLEEVE-SEAL INSTALLATION A. _ Install to seal underground exterior-wall penetrations. B. Use type and number of sealing elements recommended by manufacturer for cable material and size. Position cable in center of sleeve. Assemble mechanical sleeve seals and install in annular space between cable and sleeve. Tighten bolts against pressure plates that cause sealing elements to expand and make watertight seal 3.7 FIRESTOPPING A. Apply firestopping to electrical penetrations of fire-rated floor and wall assemblies to restore original fire-resistance rating of assembly according to local codes and the manufacturer’s written instructions. 3.8 FIELD QUALITY CONTROL A. Perform tests and inspections and prepare test reports. B. Tests and Inspections: 1. After installing conductors and cables and before electrical circuitry has been energized, test service entrance and feeder conductors, and conductors feeding the following critical equipment and services for compliance with requirements. CONDUCTORS AND CABLES DATE: 9/16/2013 @ OKALOOSA COUNTY WATER AND SEWER 16120-7 SECTION 16120 Russell Stephenson - Electrical Manhole Rehabilitation CONDUCTORS AND CABLES a. All Process Equipment. b. Panels/Switchboards/Transformers/Transfer Switches c. Pumps 2. Perform each visual and mechanical inspection and electrical test stated in NETA Acceptance Testing Specification. Certify compliance with test parameters. 3. Infrared Scanning: After Substantial Completion, but not more than 60 days after Final Acceptance, perform an infrared scan of each splice in cables and conductors No. 3 AWG and larger. Remove box and equipment covers so splices are accessible to portable scanner. a. Follow-up Infrared Scanning: Perform an additional follow-up infrared scan of each splice 11 months after date of Substantial Completion. b. Instrument: Use an infrared scanning device designed to measure temperature or to detect significant deviations from normal values. Provide calibration record for device. c. Record of Infrared Scanning: Prepare a certified report that identifies splices checked and that describes scanning results. Include notation of © deficiencies detected, remedial action taken, and observations after remedial action. C. Test Reports: Prepare a written report to record the following: 1. Test procedures used. 2. Test results that comply with requirements. Test results that do not comply with requirements and corrective action taken to achieve compliance with requirements. Loe) D. Remove and replace malfunctioning units and retest as specified above. END OF SECTION ] CONDUCTORS AND CABLES DATE: 9/16/2013 OKALOOSA COUNTY WATER AND SEWER 16120-8 SECTION 16135 Russell Stephenson - Electrical Manhole Rehabilitation UNDERGROUND DUCTS SECTION 16135 UNDERGROUND DUCTS PART 1 - GENERAL 1.1 RELATED DOCUMENTS A. Drawings and general provisions of the Contract, including General and Supplementary Conditions and Division 1 Specification Sections, apply to this Section. 1.2 SUMMARY A. _ This Section includes the following: 1. Conduit, ducts, and duct accessories for direct-buried and concrete-encased duct banks, and in single duct runs. 2. Handholes and boxes. Manholes. too 1.3 DEFINITION A. RNC: Rigid nonmetallic conduit. 1.4 SUBMITTALS A. Product Data: For the following: 1. | Duct-bank materials, including separators and miscellaneous components. 2. Ducts and conduits and their accessories, including elbows, end bells, bends, fittings, and solvent cement. 3. Accessories for manholes, handholes, boxes, and other utility structures. 4. Warning tape. 5. | Warning planks. UNDERGROUND DUCTS DATE: 9/16/2013 OKALOOSA COUNTY WATER AND SEWER 16135 - 1 SECTION 16135 Russell Stephenson - Electrical Manhole Rehabilitation UNDERGROUND DUCTS B. Shop Drawings for Precast or Factory-Fabricated Underground Utility Structures: Include plans, elevations, sections, details, attachments to other work, and accessories, including the following: 1. Duct entry provisions, including locations and duct sizes. 2. Reinforcement details. 3. Frame and cover design and manhole frame support rings. 4. Ladder/Step details. 5. Grounding details. 6. Dimensioned locations of cable rack inserts, pulling-in and lifting irons, and sumps. 7. Joint details. C. Shop Drawings for Factory-Fabricated Handholes and Boxes Other Than Precast Concrete: Include dimensioned plans, sections, and elevations, and fabrication and installation details, including the following: 1. Duct entry provisions, including locations and duct sizes. 2. Cover design. Grounding details. LoS) 4. Dimensioned locations of cable rack inserts, and pulling-in and lifting irons. D. Duct-Bank Coordination Drawings: Show duct profiles and coordination with other utilities and underground structures. 1. Include plans and sections, drawn to scale, and show bends and locations of expansion fittings. 2. Drawings shall be signed and sealed by a qualified professional engineer. E. Product Certificates: For concrete and steel used in precast concrete manholes and handholes, as required by ASTM C 858. F. Qualification Data: For professional engineer and testing agency. G. Source quality-control test reports. @ UNDERGROUND DUCTS DATE: 9/16/2013 OKALOOSA COUNTY WATER AND SEWER 16135 -2 SECTION 16135 Russell Stephenson - Electrical Manhole Rehabilitation UNDERGROUND DUCTS H. Field quality-control test reports. 1.5 QUALITY ASSURANCE A. Testing Agency Qualifications: Qualified according to ASTM E 329 for testing indicated. B. Comply with ANSI C2. C. Comply with NFPA 70. 1.6 DELIVERY, STORAGE, AND HANDLING A. Deliver ducts to Project site with ends capped. Store non-metallic ducts with supports to prevent bending, warping, and deforming. B. Store precast concrete and other factory-fabricated underground utility structures at Project site as recommended by manufacturer to prevent physical damage. Arrange so identification markings are visible. C. Lift and support precast concrete units only at designated lifting or supporting points. 1.7 PROJECT CONDITIONS A. Interruption of Existing Electrical Service: Do not interrupt electrical service to facilities occupied by Owner or others unless permitted under the following conditions and then only after arranging to provide temporary electrical service according to requirements indicated: 1. Notify the Engineer, Construction Manager, and Owner no fewer than 5 days in advance of proposed interruption of electrical service. 2. Do not proceed with interruption of electrical service without the Engineer's written permission. 1.8 COORDINATION A. Coordinate layout and installation of ducts, manholes, handholes, and boxes with final arrangement of other utilities, site grading, and surface features as determined in the field. UNDERGROUND DUCTS DATE: 9/16/2013 ® OKALOOSA COUNTY WATER AND SEWER 16135 -3 SECTION 16135 Russell Stephenson - Electrical Manhole Rehabilitation UNDERGROUND DUCTS B. Coordinate elevations of ducts and duct-bank entrances into manholes, handholes, and boxes with final locations and profiles of ducts and duct banks as determined by coordination with other utilities, underground obstructions, and surface features. Revise locations and elevations from those indicated as required to suit field conditions and to ensure that duct runs drain to manholes and handholes, and as approved by Engineer. 1.9 EXTRA MATERIALS A. Furnish extra materials described below that match products installed and that are packaged with protective covering for storage and identified with labels describing contents. B. Furnish cable-support stanchions, arms, insulators, and associated fasteners in quantities equal to 10% percent of quantity of each item installed. PART 2 - PRODUCTS 2.1 CONDUIT A. Rigid Steel Conduit: Galvanized. Comply with ANSI C80.1. RNC: NEMA TC 2, Type EPC-40-PVC and Type EPC-80-PVC, UL 651, with matching fittings by same manufacturer as the conduit, complying with NEMA TC 3 and UL 514B. 2.2 NONMETALLIC DUCTS AND DUCT ACCESSORIES A. Available Manufacturers: Subject to compliance with requirements, manufacturers offering products that may be incorporated into the Work include, but are not limited to, the following: B. Manufacturers: Subject to compliance with requirements, provide products by one of the following: C. Basis-of-Design Product: Subject to compliance with requirements, provide a product by one of the following or Engineer approved equal: 1. ARNCO Corp. 2. Beck Manufacturing. UNDERGROUND DUCTS _ DATE: 9/16/2013 OKALOOSA COUNTY WATER AND SEWER 16135 - 4 SECTION 16135 Russell Stephenson - Electrical Manhole Rehabilitation UNDERGROUND DUCTS ao Cantex, Inc. 4. CertainTeed Corp.; Pipe & Plastics Group. 5. Condux International, Inc. 6. —_ElecSys, Inc. 7. Electri-Flex Company. 8. IPEX Inc. 9. Lamson & Sessions; Carlon Electrical Products. 10. Manhattan/CDT; a division of Cable Design Technologies. 11. Spiraduct/AFC Cable Systems, Inc. D. Underground Plastic Utilities Duct: NEMATC6 & 8, Type EB-20-PVC, ASTM F 512, UL 651A, with matching fittings by the same manufacturer as the duct, complying with NEMA TC 9. E. Underground Plastic Utilities Duct! NEMATC6 & 8, Type DB-60-PVC and Type DB-80-PVC, ASTM F 512, with matching fittings by the same manufacturer as the duct, complying with NEMA TC 9. F. Duct Accessories: 1. Duct Separators: Factory-fabricated rigid PVC interlocking spacers, sized for type and sizes of ducts with which used, and selected to provide minimum duct spacing indicated while supporting ducts during concreting or backfilling. 2. Warning Tape: Underground-line warning tape specified in Division 16 Section "Electrical Identification." Concrete Warning Planks: Nominal 12 by 24 by 3 inches in size, manufactured from 6000-psi concrete. uo a. Color: Red dye added to concrete during batching. b. | Mark each plank with "ELECTRIC" in 2-inch- high,