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HomeMy WebLinkAboutP004 - PLUMBING SPECIFICATIONS2 r W 0 N d LL CL O t v O Q_ Z N U C N J U LL r= N 0 W U C. Insulation Installation at Aboveground Exterior Wall Penetrations: Install insulation continuously through wall penetrations. 1. Seal penetrations with flashing sealant. 2. For applications requiring only indoor insulation, terminate insulation inside wall surface and seal with joint sealant. For applications requiring indoorand outdoor insulation, install insulation for outdoor applications tightly joined to indoor insulation ends. Seal joint with joint sealant. 3. Extend jacket of outdoor insulation outside wall flashing and overlap wall flashing at least 2 inches. 4. Sealjacket to wall flashing with flashing sealant. D. Insulation Installation at Interior W all and Partition Penetrations (That Are Not Fire Rated): Install insulation continuously through walls and partners. E. Insulation Installation at Fire -Rated Wall and Partition Penetrations: Install insulation continuously through penetrations of fire -rated walls and partitions. 1. Complywith requirements in Section 078413 "Penetration Fimstopping" forfirestopping and fire -resistive joint sealers. F. Insulation Installation at Floor Penetrations: 1. Pipe: Install insulation continuously through floor penetrations. 2. Seal penetrations through fire -rated assemblies. Complywith requirements in Section 078413 "Penetration Firestopping." 3.4 GENERAL PIPE INSULATION INSTALLATION A. Requirements in this article generally apply to all insulation materials except where mom specific requirements am specffied in various pipe insulation material installation articles. B. Insulation Installation on Fittings, Valves, Strainers, Flanges, and Unions: 1. Install insulation over fittings, valves, strainers, flanges, unions, and other specialties with continuous thermal and vapor -retarder integrity unless otherwise indicated. 2. Insulate pipe elbows using preformed fitting insulation or mitered fittings made from same material and density as adjacent pipe insulation. Each piece shall be butted tightly against adjoining piece and bonded with adhesive. Fill joints seams voids, and irregular 9 9P 9 surfaces with insulating cement finished to a smooth, hard, and uniform contour that is uniform with adjoining pipe insulation. 3. Insulate tee fittings with preformed fitting insulation or sectional pipe insulation of same material and thickness as used for adjacent pipe. Cut sectional pipe insulation to fit. Butt each section closely to the next and hold in place with tie wire. Bond pieces with adhesive. 4. Insulate valves using preformed fitting insulation or sectional pipe insulation of same material, density, and thickness as used for adjacent pipe. Overlap adjoining pipe insulation by not less than two times the thickness of pipe insulation, or one pipe diameter, whichever is thicker. For valves, insulate up to and including the barrels, valve stuffing -box studs, bolts, and nuts. Fill joints, seams, and irregular surfaces with insulating cement. 5. Insulate strainers using preformed fitting insulation or sectional pipe insulation of same material, density, and thickness as used for adjacent pipe. Overlap adjoining pipe insulation by not less than two times the thickness of pipe insulation, or one pipe diameter, whichever is thicker. Fill joints, seams, and irregular surfaces with insulating cement. Insulate strainers so strainer basket flange or plug ran be easily removed and replaced without damaging the insulation and jacket. Provide a removable reusable insulation cover. For below -ambient services, provide a design that maintains vapor barrier. 6. Insulate flanges and unions using a section of oversized preformed pipe insulation. Overlap adjoining pipe insulation by not less than two times the thickness of pipe insulation, or one pipe diameter, whichever is thicker. 7. Cover segmented insulated surfaces with a layer of finishing cement and coat with a mastic. Install vapor -barrier mastic for below -ambient services and a breather mastic for above -ambient services. Reinforce the mastic with fabric-minforoing mesh. Trowel the mastic to a smooth and well -shaped mnbur. 8. For services not specified to receive a field -applied jacket except forflexible elastomeric and polyolefin, install filled PVC cover war elbows, tees, strainers, valves, flanges, and unions. Terminate ends with PVC end raps. Tape PVC covers to adjoining insulation facing using PVC tape. 9. Stencil or label the outs ide insulation jacket of each u nion with the word munion"Match size and color of pipe labels. C. Insulate instrument connections for thermometers, pressure gages, pressure temperature taps, test connections, flow meters, sensors, switches, and transmitters on insulated pipes. Shape insulation at these connections by tapering it to and around the connection with insulating cement and finish with finishing cement, mastic, and flashing sealant. D. Install removable insulation covers at locations indicated. Installation shall conform to the following: 1. Make removable flange and union insulation from sectional pipe insulation of same thickness as that on adjoining pipe. Install same insulation jacket as adjoining pipe insulation. 2. When flange and union covers are made from sectional pipe insulation, extend insulation tram flanges or union long at least two times the insulation thickness over adjacent pipe insulation on each side of flange or union. Sew re flange rover in place with stainless -steel or aluminum bands. Select band material compatible with insulation and jacket. 3. Construct removable valve insulation covers in same manner as for flanges, except divide the two-part section on the vertical center line of valve body. 4. W hen covers are made from block insulation, make two halves, each consisting of mitered blocks wired to stainlesssteel fabric. Secure this wire frame, with its attached insulation, to flanges with tie wire. Extend insulation at least 2 inches over adjacent pipe insulation on each side of valve. Fill space between flange or union cover and pipe insulation with insulating cement. Finish cover assembly with insulating cement applied in two coats. After first coat is tlry, apply and trowel second coat to a smooth fin is In. 5. Unless a PVC jacket is indicated in field -applied jacket schedules, finish exposed surfaces with a metal jacket 3.5 INSTALLATION OF CELLULAR -GLASS INSULATION A. Insulation Installation on Straight Pipes and Tubes: 1. Secure each layer of insulation to pipe with wire or bands and tighten bands without deforming insulation materials. 2. Where vapor carvers are indicated, seal longitudinal seams, endjoints, and protrusions with vapor -barrier mastic and joint sealant. 3. For insulation with factory -applied jackets on above -ambient services, secure laps with outward clinched staples at 6 inches o.c. 4. For insulation with factory -applied jackets on below -ambient services, do not staple longitudinal tabs. Instead, secure tabs with additional adhesive as recommended by insulation material manufacturer and seal with vapor -barrier mastic and flashing sealant. B. Insulation Installation on Pipe Flanges: 1. Install preformed pipe insulation to outerdiameter of pipe flange. 2. Make width of insulation section same as overall width of flange and bolts, plus Wice the thickness of pipe insulation. 3. Fill voids between innerciroumference of flange insulation and outer circumference of adjacent straight pipe segments with cut sections of cellular -glass block insulation of same thickness as pipe insulation. 4. Installjacket material with manufacturers recommended adhesive, ovetlap seams at least 1 inch, and seal joints with flashing sealant. C. Insulation Installation on Pipe Fittings and Elbows: 1. Install preformed sections of same material as straight segments of pipe insulation when available. Secure according to manufacturers written instructions. 2. When preformed sections of insulation are not available, install mitered sections of cellular -glass insulation. Secure insulation materials with wire or bands. D. Insulation Installation on Valves and Pipe Specialties: 1. Install preformed sections of cellular -glass insulation to valve body. 2. Arrange insulation to permit access to packing and to allow valve operation without disturbing insulation. 3. Install insulation to flanges as specified for flange insulation application. 3.6 INSTALLATION OF FLEXIBLE ELASTOMERIC INSULATION A. Seal longitudinal seams and end joints with manufacturers recommended adhesive to RELEASED FOR CONSTRUCTION at allow passage of air tosurfambeinginsulated. �e Flanges: Subject to compliance arih all regulations rtliameter of pipe flange. of State and Local Codes City of Camel AWstII,N DATE: 08/23/19 2. Make width of insulation section same as overall width of flange and bolts, plus twice the thickness of pipe insulation. 3. Fill voids between inner cimumference of flange insulation and outer cimumference of adjacent straight pipe segments with cut sections of sheet insulation of same thickness as pipe insulation. 4. Secure insulation to flanges and seal seams with manufacturers recommended adhesive to eliminate openings in insulation that allow passage of airto surface being insulated. C. Insulation Installation on Pipe Fittings and Elbows: 1. Install mitered sections of pipe insulation. 2. Secure insulation materials and seal seams with manufacturers recommended adhesive to eliminate openings in insulation that allow passage of airto surface being insulated. D. Insulation Installation on Valves and Pipe Specialties: 1. Install preformed valve covers manufactured of same material as pipe insulation when available. 2. When preformed valve covers are not available, install cut sections of pipe and sheet insulation to valve body. Arrange insulation to permit access to packing and to allow valve operation without disturbing insulation. 3. Install insulation to flanges as specified for flange insulation application. 4. Secure insulation to valves and specialties and seal seams with manufacturers recommended adhesive to eliminate openings in insulation that allow passage of air to surface being insulated. 3.7 INSTALLATION OF MINERAL -FIBER PREFORMED PIPE INSULATION A. Insulation Installation on Straight Pipes and Tubes: 1. Secure each layer of preformed pipe insulation to pipe with wire or bands and tighten bands without deforming insulation materials. 2. Where vapor barriers are indicated, seal longitudinal seams, end joints, and protrusions with vapor -banner mastic and joint sealant. 3. For insulation with factory -applied jackets on above -ambient surfaces, secure laps with outward clinched staples at 6 inches o.c. 4. For insulation with factory -applied jackets on below -ambient surfaces, do not staple longitudinal tabs. Instead, secure tabs with additional adhesive as recommended by insulation material manufacturer and seal with vapor -barrier mastic and flashing sealant. B. Insulation Installation on Pipe Flanges: 1. Install preformed pipe insulation to outer diameter of pipe flange. 2. Make width of insulation section same as overall width of flange and bolts, plus twice the thickness of pipe insulation. 3. Fill voids between inner droumference of flange insulation and outer circumference of adjacent straight pipe segments with mineral -fiber blanket insulation. 4. Install jacket material with manufacturers recommended adhesive, overlap seams at least 1 inch, and seal joints with flashing sealant C. Insulation Installation on Pipe Fittings and Elbows: 1. Install preformed sections of same material as straight segments of pipe insulation when available. 2. When preformetl insulation elbows and fittings are not available, install mitered sections of pipe insulation, to a thickness equal to adjoining pipe insulation. Secure insulation materials with wire or bands. D. Insulation Installation on Valves and Pipe Specialties: 1. Install preformed sections of same material as straight segments of pipe insulation when available. 2. When preformed sections are not available, install mitered sections of pipe insulation to valve body. 3. Arrange insulation to permit access to packing and to allow valve operation without disturbing insulation. 4. Install insulation to flanges as specified forflange insulation application. 3.8 INSTALLATION OF POLYOLEFIN INSULATION A. Insulation Installation on Straight Pipes and Tubes: 1. Seal split -tube longitudinal seams and end joints with manufacturers recommended adhesive to eliminate openings in insulation that allow passage of airto surface being insulated. B. Insulation Installation on Pipe Flanges: 1. Install pipe insulation to outer diameterof pipe flange. 2. Make width of insulation section same as overall width of flange and bolts, plus twice the thickness of pipe insulation. 3. Fill voids between inner circumference of flange insulation and outer circumference of adjacent straight pipe segments with cut sections of polyolefin sheet insulation of same thickness as pipe insulation. 4. Secure insulation to flanges and seal seams with manufacturers recommended adhesive to eliminate openings in insulation that allow passage of airto surface being insulated. C. Insulation Installation on Pipe Fittings and Elbows: 1. Install mitered sections of polyolefin pipe insulation. 2. Secure insulation materials and seal seams with manufacturers recommended adhesive to eliminate openings in insulation that allow passage of all to surface being insulated. D. Insulation Installation on Valves and Pipe Specialties: 1. Install cut sections of polyclefin pipe and sheet insulation to valve body. 2. Arrange insulation to permit access to packing and to allow valve operation without disturbing insulation. 3. Install insulation to flanges as specified forflange insulation application. 4. Secure insulation to valves and specialties, and seal seams with manufacturers recommended adhesive to eliminate openings in insulation that allow passage of air to surface being insulated. 3.9 FIELDAPPLIED JACKET INSTALLATION A. W here FSK jackets are indicated, install as follows 1. Draw jacket material smooth and tight. 2. Install lap or joint strips with same material as jacket. 3. Secure jacket to insulation with manufacturers recommended adhesive. 4. Install jacket with 1-1/2-inch laps at longitudinal seams and 3-inch-wide joint strips at end joints. 5. Seal openings, punctures, and breaks in vapor -retarder jackets and exposed insulation with vapor -barrier mastic. B. Where PVC jackets are indicated, install with 1-inch ovetlap at longitudinal seams and end joints. Seal with manufacturers recommended atlhesive. 1. Apply two continuous beads of adhesive to seams and joints, one bead under lap and the finish head along seam and joint edge. C. Where metal jackets are indicated, install with 2-inch overlap at longitudinal seams and end joints. Overap longitudinal seams arranged to shed water. Seal end joint with weatherproof sealant recommended by insulation manufacturer. Secure jacket with stainless -steel bands 12 inches o.c. and at end joints. 3.10 FINISHES A. Insulation with ASJ, Glass -Cloth, or Other Paintable Jacket Material: Paint jacket with paint system identified below and as specified in Section 099113 "Exledor Painting" and Section 099123 "Interior Painting.' 1. Flat Acrylic Finish: Two finish mats over primer that is compatible with jacket material and finish mat paint. Add fungicidal agent to render fabric mildew proof. a. Finish Coat Material: Interim, flat, latex -emulsion size. B. Flexible Elastomeric Thermal Insulation: After adhesive has fully cured, apply Me coats of insulation manufacturers recommended protective coating. C. Color: Final color as selected by Architect. Vary first and second mats to allow visual inspection of the completed Work. D. Do not field paint aluminum or stainless -steel jackets. 3.11 FIELD QUALITY CONTROL A. Perform tests and inspections. B. All insulation applications will be considered defective Work if sample inspection reveals noncompliance with requirements. 3.12 INDOOR PIPING INSULATION SCHEDULE A. Domestic Hot and Recirculated Hot Water: Insulation shall be the following: 1. Mineral -Fiber, Preformed! Pipe Insulation, Type I: 3(4 inch thick. B. Stommwater and Overflow: Insulation shall be the following: 1. Flexible Elastomeric: 1 inch thick. C. Roof Drain and Overflow Drain Bodies: Insulation shall be the following: 1. Flexible Elastomeric: 1Inch thick. END OF SECTION 220719 SECTION 221116 - DOMESTIC WATER PIPING PART 1 -GENERAL 1.1 SUMMARY A. Section Includes: 1. Coppertube and fittings. 2. Piping joining materials. 3. Transition fittings. 1.2 ACTION SUBMITTALS A. Product Data: For transition fittings and dielectric fittings. PART 2-PRODUCTS 2.1 PIPING MATERIALS A. Complywith requirements in "Piping Schedule' Article forapplications of pipe, tube, fitting materials, and joining methods forspecific services, service locations, and pipe sizes. B. Potable -water piping and components shall comply with NSF 14 and NSF 61 Annex G. Plastic piping components shall be marked with "NSF-pw." C. Complywith NSF Standard 372 for low lead. 2.2 COPPER TUBE AND FITTINGS A. Had Copper Tube: ASTM B 88, Type L water tube, drawn temper. B. Soft Copper Tube: ASTM B 88, Type K water tube, annealed temper. C. Cast -Copper, Solder -Joint Fittings: ASME B16.18, pressure fittings. D. Wrought -Copper, SoltlerJoint Fittings: ASME B16.22,wrought-copper pressure fittings. E. Bronze Flanges: ASME B16.24, Class 150, with solder -joint ends. F. Copper Unions: 1. MSS SP-123. 2. Cast -copper -alloy, hexagonal -stock body. 3. Ball-and-socket, metal -to -metal seating surfaces. 4. Solder'1oint or threaded ends. G. Copper Pressure -Seal -Joint Fittings: 1. Fittings for NPS 2 and Smaller:Wrought-copper fitting with EPDM-rubber, 0-ring seal in each end. 2. Fittings for NPS 2-1/2 to NPS 4: Cast -bronze or wrought -copper fitting with EPDM-rubber, 0-ring seal in each end. H. Copper Push-onJoint Fittings: 1. Cast -copper fitting complying with ASME B16.18 or wrought -copper fitting complying with ASME B 16,22, 2. Stainless -steel teeth and EPDM-rubber, 0-ring seal in each end instead of solderjoint ends. 2.3 PIPING JOINING MATERIALS A. Pipe -Flange Gasket Materials: 1. AWWA C1 10/A21.10, rubber, flat face,1/8 inch thick or ASME B16.21, nonmetallic and asbestos free unless otherwise indicated. 2. Full -face or ring type unless otherwise indicated. B. Metal, Pipe -Flange Bolls and Nuts: ASME 318.2.1, carbon steel unless otherwise indicated. C. Solder Filler Metals: ASTM B 32, lentil alloys. D. Flux: ASTM B 813, water flushable. E. Brazing Filler Metals: AWS A5.81NA5.8, BCu P Series,rapper-phos chorus alloys for general-tluty brazing unless otherwise indicated. PART 3-EXECUTION 3.1 PIPING INSTALLATION A. Drawing plans, schematics, and diagrams indicate general location and arrangement of domestic water piping. Indicated locations and arrangements are used to size pipe and calculate friction loss, expansion, and other design considerations. Install piping as indicated unless deviations to layout are approved on coordination drawings. B. Install copper tubing under building slab sending to CDA's "Copper Tube Handbook.- C. Install ductile -iron piping under building slab with restrained joints according to AWWA C600 and AWWA M41. D. Install shutoff valve, hose -end brain valve, strainer, pressure gage, and test tee with valve inside the building at each domestic water -service entrance. Complywith requirements for pressure gages in Section 220519 "Meters and Gages for Plumbing Piping" and with requirements for drain valves and strainers in Section 221119 "Domestic Water Piping Specialties! E. Install shutoff valve immediately upstream of each dielectric fitting. F. Install wafer -pressure -reducing valves downstream from shutoff valves. Comply with requirements for pressure -reducing valves in Section 221119 "Domestic Water Piping Specialties." G. Install domestic water piping level without pitch and plumb. H. Rough -in domestic water piping for water -meter installation accoding to utility company's requirements. I. Install seismic restraints on piping. Comply with requirements formismiarestraint devices in Section 220548 "Vibration and Seismic Controls for Plumbing Piping and Equipment" J. Install piping concealed from view and protected from physical contact by building occupants unless otherwise indicated and except in equipment moms and service areas. K. Install piping indicated to be exposed and piping in equipment rooms and service areas at right angles or parallel to building walls. Diagonal runs are prohibited unless specifically indicated otherwise. L. Install piping above accessible ceilings to allow sufficient space for ceiling panel removal, and coordinate with other services occupying that space. M. Install piping to permit valve servicing. N. Install nipples, unions, special fittings, and valves with pressure ratings the same as or higher than the system pressure rating used in applications below unless otherwise indicated. O. Install piping free of sags and bends. P. Install fittings for changes in direction and branch connections. Q. Install PEX tubing with loop at each change of direction of more than 90 degrees. R. Install unions in copper tubing at final connection to each piece of equipment, machine, and specialty. S. Install pressure gages on suction and discharge piping for each plumbing pump and packaged booster pump. Comply with requirements for pressure gages in Section 220519 'Meters and Gages for Plumbing Piping' T. Install thermostats in hot-water circulation piping. Complywith requirements for thermostats in Section 221123 "Domestic Water Pumps" U. Install thermometers on outlet piping from each water heater. Complywith requirements for themmomelers in Section 220519 "Meters and Gages for Plumbing Piping! V. Install sleeves for piping penetrations of walk, ceilings, and floors. Comply with requirements for sleeves specified in Section 220517 "Sleeves and Sleeve Seats for Plumbing Piping." W. Install sleeve seats for piping penetrations of con crate walls and slabs. Complywith requirements for sleeve seals specified in Section 220517 "Sleeves and Sleeve Seals for Plumbing Piping! X. Install escutcheons for piping penetrations of walls, ceilings, and floors. Comply with requirements for escutcheons specified in Section 220518 "Escutcheons for Plumbing Piping! 3.2 JOINT CONSTRUCTION A. Ream ends of pipes and tubes and remove buns. Bevel plain ends of steel pipe. B. Remove scale, slag, tlirt, and debris from inside and outside of pipes, tubes, and fittings before assembly. C. Threaded Joints: Thread pipe with tapered pipe threads according to ASME 31.20.1. Cut threads full and clean using sharp dies. Ream threaded pipe ends to remove buns and restore full ID. Join pipe fittings and valves as follows: 1. Apply appropriate tape or thread compound to extemal pipe threads. 2. Damaged Threads: Do not use a or a fittings with threads that are comoded or 9 pp pp 9 damaged. D. Brazed Joints for Copper Tubing: Comply with CDA's"Copper Tube Handbook,""Brazetl Joints" chapter. E. Soldered Joints for Copper Tubing: Apply ASTM B 813, water-flushable flux to end of tube. Join copper tube and fittings according to ASTM B 828 or CDA's "Copper Tube Hantlbook." F. P ressureSealed Joints for Copper Tubing: Join copper tube and pressu re -seal fittings with tools recommended by fitting manufacturer. G. Flanged Joints: Select appropriate asbestos -free, nonmetallic gasket material in size, type, and thickness suitable for domestic water service. Join flanges with gasket and bolts according to ASME B31.9. H. Joint Construction for Solvent -Cemented Plastic Piping: Clean and dry joining surfaces. Join pipe and fittings according to the follaving: 1. Comply with ASTM F 402 for safe -handling practice of cleaners, primers, and solvent cements. Apply primer. 2. CPVC Piping: Join according to ASTM D 2846/D 2946M Appendix. 3. PVC Piping: Join according to ASTM D 2855. I. Joints for PEX Tubing: Join according to ASTM F 1807 for metal insert and copper crimp ring fittings and ASTM F 1960 for cold expansion fittings and reinforcing rings. J. Joints for PEX Tu bing: Join according to ABBE 1061 for push -fit fiffings. K. Joints for Dissimilar -Material Piping: Make joints using adapters compatible with materials of both piping systems. 3.3 HANGER AND SUPPORT INSTALLATION A. Complywith requirements for seismic -restraint devices in Section 220548 Wibrstlon and Seismic Controls for Plumbing Piping and Equipment" B. Comply with requirements for pipe hanger, support products, and installation in Section 220529 "Hangers and Supports for Plumbing Piping and Equipment" 1. Vertical Piping: MSS Type 8 or 42, clamps. 2. Individual, Straight, Horizontal Piping Runs: a. 100 Feet and Less: MSS Type 1, adjustable, steel clevis hangers. b. Longer Than 100 Feet: MSS Type 43, adjustable roller hangers. c. Longer Than 100 Feet ff Indicated: MSS Type 49, spring cushion rolls. 3. Multiple, Straight, Horizontal Piping Runs 100 Feet or Longer: MSS Type 44, pipe rolls. Support pipe rolls on trapeze. 4. Base of Vertical Piping: MSS Type 52, spring hangers. C. Support vertical piping and tubing at base and at each floor. D. Rod diameter may be reduced one size for double -rod hangers, to a minimum of 318 inch. E. Install hangers for copper tubing with the following maximum horizontal spacing and minimum rotl diameters: 1. NPS 3/4 and Smaller. 60 Inches with 3/8-inch red. 2. NPS 1 and NPS 1-1/4: 72 inches with 3/3-inch red. 3. NPS 1-1/2 and NPS 2: 96 inches with 3/8-inch red. 4. NPS 2-1/2: 108 inches with 1/2-inch red. 5. NPS 3to NPS 5: 10 feet with 1/2-inch red. 6. NPS 6: 10 feet with 5/8-inch rod. 7. NPS 8: 10 feet with 3/4-inch red. F. Install supports for vertical copper tubing every 10 feet. G. Install hangers for steel piping with the following maximum horizontal spacing and minimum rotl tliameters: 1. NPS 1-114 and Smaller: 84 inches with 3/8-inch red. 2. NPS 1-1/2: 108 Inches with 3/8-inch red. 3. NPS 2: 10 feet with 3/8-inch red. 4. NPS 2-1/2: 11 feet with 1/2-inch red. 5. NPS 3 and NPS 3-1/2: 12 feet with 1/2-inch red. 6. NPS 4 and NPS 5: 12 feet with 5/8-inch red. 7. NPS 6: 12 feet with 3/4-inch red. 8. NPS 8 to NPS 12: 12 feet with 7/8-Inch red. H. Install supports for vertical steel piping every 15 feat. I. Install vinyl -mated hangers for CPVC piping with the following maximum horizontal spacing and minimum rotl diameters: 1. NPS 1 and Smaller: 36 inches with 3/8-inch rod. 2. NPS 1-114 to NPS 2: 48 inches with 3/8-Inch red. 3. NPS 2-1/2 to NPS 3-1/2: 48 inches with 1/2-Inch red. 4. NPS 4 and NPS 5: 48 inches with 5/3-Inch rod. 5. NPS 6:48 inches with 3/4-inch rod. 6. NPS 8: 48 inches with 7/8-inch red. J. Install supports for vertical CPVC piping every 60 inches for NPS 1 and smaller, and every 72 inches for NPS 1-114 and larger. K. Install vinyl -coated hangers for PEX tubing with the following maximum horizontal spacing and minimum red diameters: 1. NPS 1 and Smaller: 32 inches with 3/e-inch rod. L. Install hangers for ver ical PEX tubing every48 inches. M. Install vinyl -coated hangers for PVC piping with the following maximum horizontal spacing and minimum rotl diameters: 1. NPS 2 and Smaller: 48 inches with 3/8-inch rod. 2. NPS 2-1/2 to NPS 3-1/2: 48 inches with 1/2-Inch rod. 3. NPS 4 and NPS 5: 48 inches with 5/8-inch rod. 4. NPS 6: 48 inches with 3/4-inch red. 5. NPS 8:48 inches with 7/8-inch red. N. Install supports for vertical PVC piping every48 inches. O. Support piping and tubing not listed in this adicie awarding to MSS SP-58 and manufacturerswritten Instructions. 3.4 CONNECTIONS A. Drawings indicate general arrangement of piping, fittings, and specialties. B. When installing piping adjacent to equipment and machines, allow space for service and maintenance. C. Connect domestic water piping to exterior waterservice piping. Use transition filling to join dissimilar piping materials. D. Connect domestic water piping to water -service piping with shutoff valve; extend and connect to the following: 1. Domestic Water Booster Pumps: Cold -water suction and discharge piping. 2. Water Heaters: Cold -water inlet and hot-water outlet piping in sizes indicated, but not smaller than sizes of water heater connections. 3. Plumbing Fixtures: Cold- and hot -water -supply piping In sizes Indicated, but not smaller than that required by plumbing code. 4. Equipment: Cold-andhot-water-supply piping as indicated, but not smaller than equipment connections. Provide shutoff valve and union for each connection. Use flanges instead of unions for NPS 2-1/2 and larger. 3.5 IDENTIFICATION A. Identify system components. Complywith requirements for identification materials and installation in Section 220553-Identification for Plumbing Piping and Equipment" B. Label pressure piping with system operating pressure. 3.6 FIELD QUALITY CONTROL A. Perform the following tests and inspections: 1. Piping Inspections: a. Do not enclose, cover, or put piping into operation until it has been inspected and approved by authorities having jurisdiction. b. During installation, notify authorities having jurisdiction at least one day before inspection must be made. Perform tests specified below in presence of authorities having jurisdiction: 1) Roughing -in Inspection: Arrange for inspection of piping before concealing orclosing in after roughing in and before selling fixtures. 2) Final Inspection: Arrange for authorities having jurisdiction to observe tests specified In "Piping Tests" Subparagraph below and to ensure compliance with requirements. C. Reinspection: If authorities having jurisdiction find that piping will not pass tests or inspections, make required corrections and arrange for minspection. d. Reports: Prepare inspection reports and have them signed by authorities having jurisdiction. 2. Piping Tests: a. Fill domestic water piping. Check components to determine that they are not air bound and that piping 6 full of rater. b. Test for leaks and defects in new piping and parts of existing piping that have been altered, extended, or repaired. If testing is performed in segments, submit a separate report for each test, complete with diagram of cordon of piping tested. C. Leave now, altered, extended, or replaced domestic water piping uncovered and unconcealed until it has been tested and approved. Expose work that was covered or concealed before it was tested. d. Cap and subject piping to static water pressure of 50 prig above operating pressure, without exceeding pressure rating of piping system materials. Isolate test source and allow it to stand for four hours. Leaks and loss in test pressure constitute defects that must be repaired. e. Repair leaks and defects with new materials, and retest piping or portion thereof until satisfactory results are obtained. f. Prepare reports for tests and for corrective action required. B. Domestic water piping will be considered defective if it does not pass tests and inspections. C. Prepare test and inspection reports. k]i-a1m01U&IIII1Lk A. Perform the following adjustments before operation: 1. Close drain valves, hydrants, and hose bibbs. 2. Open shutoff valves ro fully open position. 3. Open thmffling valves to proper setting. 4. Adjust balancing valves in hot -wafer -circulation return piping to provide adequate flow. a. Manually adjust ball -type balancing valves in hot -water -circulation return piping to provide hot-water flow in each branch. b. Adjust concreted balancing valves to flows indicated. 5. Remove plugs used during testing of piping and for temporary sealing of piping during installation. 6. Remove and clean strainer screens. Close tlrain valves and replace drain plugs. 7. Remove filter cartridges from housings and verify that cartridges are as specified for application where used and are clean and ready for use. 8. Check plumbing specialties and verify proper settings, adjustments, and operation. 3.8 CLEANING A. Clean and disinfect potable domestic water piping as follows: 1. Purge new piping and pads of existing piping that have been altered, extended, or inspired before using. 2. Use purging and disinfecting procedures prescribed by authorities hating jurisdiction; if methods are not prescribed, use procedures described in either AWWA C651 or AWWA C652 or follow procedures described below: a. Flush piping system with clean, potable rater until dirty water does not appear at outlets. b. Fill and isolate system according to either of the following: 1) Fill system or pad thereof with water/ch lodne solution with at least 50 ppm of chlorine. Isolate with valves and allow to stand for 24 hours. 2) Fill system or pad thereof with water/chlorine solution with at least 200 ppm of chlorine. Isolate and allow to stand for three hours. C. Flush system with clean, potable water until no chlorine is in water coming from system after the standing time. d. Repeat procedures if biological examination shows contamination. e. Submit water samples in stadia bodies to authorities having jurisdiction. B. Prepare and submit reports of purging and disinfecting activities. Include copies of water -sample approvals from authorities having jurisdiction. C. Clean interior of domestic water piping system. Remove tlirt and debris as work progresses. 3.9 PIPING SCHEDULE A. Transition and special fittings with pressure ratings at least equal to piping rating may be used in applications below unless otherwise indicated. B. Flanges and unions may be used for aboveground piping joints unless otherwise indicated. C. Fitting Option: Extmtledl connections and brazed joints may be used on aboveground copper tubing. D. Under -building -slab, domestic water, buildingservice piping, NPS 4 and smaller, shall be the following: 1. Soft copper tube, ASTM B 88, Type K ASTM B 88, Type L; wrought -copper, solderjoint fittings; and brazed joints. E. Under -building -slab, combined domestic water, building -service, and fireservics-main piping, NPS 6 to NPS 12. shall be the following: 1. Plain -end, ductile-imn pipe; groovedjoint, ductile-imn-pipe appurtenances; and grooved joints. F. Under -building -slab, domestic water piping, NPS 2 and smaller, shall be the following: SP_NGA spin • strength • Vega iAFOXHULD CONSIRUCTON LTD. uswaasream sammuswas VIRTUAL h , ENERGY SOLUTIONS 33 E. OGDEN AVE. SUITE 304 LA GRANGE IL, 60525 312.583.7023 W W W.VESCHICAGO.COM #AA26003751 > N � M> W Q U 11ZT ` L r 00 (B C Z I-- W-0 _M W M c _>� CIDCL U � m ra. r V) t0 CID ,qT U r ,NNN � c. PF,gs'a, 4Q:•:-GISTEq; :�bp PEIISO0637 '? STATE OF f ,R VES project number: 190301 sheet title: PLUMBING SPECIFICATIONS sheet number: P004 © 2018 Victual Energy Solutions, Inc.