Addendum No. 1 page 1

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1 General Addendum No. 1 page 1 Project: Proj. No: Addition & Renovations North Harrison Middle School Ramsey, Indiana Date: December 2, 2015 This addendum is a part of the bid documents. Acknowledge receipt on the Proposal Form. 1. Bid date has been changed to Thursday, December 17th. Time and location remain unchanged. 2. Drawings were distributed via the Kovert Hawkins website. Not all drawings were placed on the website the same day. All bidders shall check the website to ensure they have all the latest drawings. 3. There was an error in the PDF files for several structural drawings resulting in illegible text and partial pages. These files will be re-issued in their entirety by Addendum No A Pre-Bid Conference was held on Tuesday, December 1st. A list of those in attendance is attached. Specifications 1. Section Drilled Piers 3.05 Measurement & Payment, Paragraph A shall deleted and replaced with the following: Basis of Bids: Bids shall be based on each drilled pier being size shown for Typical Drilled Concrete Pier Details on Drawing S-001. Includes earth, weathered rock and rock socket depths. 2. Section Privacy Curtains and Tracks 2.04 Curtain Tracks, add the following approved manufacturer to Paragraph A: Source One Privacy Curtains Track Systems and Hardware 3. Section Lockers 2.01 Metal Academic Student Lockers, add the following approved manufacturer to Paragraph A: 7. AJW Architectural Products 2.05 Solid Plastic Kitchen Staff Lockers, add the following approved manufacturer to Paragraph A: 3. Royal Plastic Lockers 4. Section Toilet Accessories 2.01 Acceptable Manufacturers, add the following to Paragraph A: 4. AJW Architectural Products 5. Section Water Based Fire Suppression Piping Add attached section in its entirety. 6. Section Piping Specialties Add attached section in its entirety. 7. Section Unit Ventilators 2.09 Controls, add the following: G. Under the window unit, vents shall have a factory-installed room temperature sensor mounted in the face of the unit behind cover. Sensor shall be compatible with Section 15900, and shall be adjustable only from the BMS.

2 Addendum No. 1 page 2 Drawings 1. U-203: Revised and updated on website on S-001: Revised and updated on website on S-002: Revised and updated on website on S-101: Revised and updated on website on S-402: Revised and updated on website on S-403: Revised and updated on website on S-501: Revised and updated on website on S-602: Revised and updated on website on A-406: Add Keynote RC3 in the Northeast corner of Custodial B Q-101: Revise (3) Keynotes in Clinic A113 reading "Q11" to read "Q10". 11. P-103: Revised and updated on website on P-104: Revised and updated on website on P-203: Revised and updated on website on M-000: Demolition notes added; see attached drawing for clouded revisions. 15. M-001: Demolition notes added; see attached drawing for clouded revisions. 16. M-002: Demolition notes added; see attached drawing for clouded revisions. 17. M-003: Demolition notes added; see attached drawing for clouded revisions. 18. M-004: Demolition notes added; see attached drawing for clouded revisions. Prepared by, Hal E. Kovert, AIA Principal file: /E-1 Attachments: Total Pages: Pre-Bid Sign-in Sheet Drawings M-000, M-001, M-002, M-003, and M-004 Specification Sections and (29) Twenty-nine End of Addendum No. 1

3 SIGN-IN SHEET Project: Subject: Date: North Harrison Middle School 2016 Addition & Renovations Pre-Bid Meeting Tuesday, December 01, 4:00 PM Name Company Phone Fax Tobey McCutcheon ADS Greg Lines American Roofing and Metal glines@americanroofingonline.com Pat Mueller AML, Inc. pmueller@amlinc.net Tyronne Yearwood Arrow Electric Co Tyronne@arrowelectric.com Neal Mueller BMV Electric neal@bmvelectric.com Jeff Johnson Calhoun Construction jeffjohnson@calhounconstructs.com Aaron Mueller Cardinal Services aaronm@cemg.com Joe Kuerzi Jr Certified Protection Services jkuerzijr@yahoo.com Roger Harbison Cornell Harbison Excavating roger@charbisonexcavating.com Derek Misch Dan Cristiani Excavating Co derek@dcexc.com Greg Simpson Delta Services gregs@deltaservicesllc.com Mike Rippy EH Construction mripppy@ehconst.com Walter Melnyk Flynn Brothers wmelnyk@flynnbrothers.com Don Benin GBMC Inc. gbmcinc82@aol.com Daniel Gex Gex Interiors LLC d.gex@twc.com Chris Geyer Geyer Fire Protection chris@geyerfireprotection.com Tim Richert Guidon Flooring tim@guidon flooring.com David Mood HFI dmood@harrell-fish.com John Gasser Huntingburg Machine Works johng@huntingburgmachineworks.com Brian Blackgrove Huntingburg Machine Works brian@huntingburgmachineworks.com Les Young Independent Piping Services les@inpipeinc.com Neal Young Independent Piping Services nealyoung76@yahoo.com Mark Shireman James L. Shireman-Construction Manager markshireman@jshireman.com Les Smith James L. Shireman-Construction Manager lessmith@jls.com Hal E. Kovert, AIA KHA, Principal-In-Charge hal.kovert@koverthawkins.com Brian Hill Koetter Construction bhill@thekoettergroup.com

4 Name Company Phone Fax Andy Krempp Krempp Construction Mark Lindsey Lindseys Construction Tommy Smith Lusk Mechanical Lance Richards North Harrison Assistant Superintendent Chris Knear Premier Carpets & More Brian Barker R & R Inc. of Louisville Bdbarker@RR-mech.com Bob Webb Ready Electric Company bobw@readyelec.com Kevin Reed Ready Electric Company kreed@readyelectric.com Haynes Perry IV Ready Electric Company haynesp@readyelec.com Mike Bale Stanley Schultze & Co., Inc. mbale@stanleyschultze.com Joe Farris Tecta America Kentuckiana jfarris@tectaamerica.com Tim Phillips Walker Mechanical timphillips@walkermechanical.com Neil Weyer Weyer Electric neil@weyerelectric.com Jared Ellevold Winrok/SPI jellevold@winroc.com file: /01/A-2

5 PART 1 - GENERAL 1.01 RELATED DOCUMENTS A. Drawings and general provisions of the Contract, including General and Supplementary Conditions and Division 1 Specification Sections, apply to this Section SUMMARY A. This Section includes fire-suppression piping and equipment for the following building systems: 1. Wet-pipe, fire-suppression sprinklers, including piping, valves, specialties, and automatic sprinklers. B. Related Sections include the following: 1. Division 2 Section "Water Distribution" for piping outside the building, including fire department connection. 2. Division 10 Section "Fire-Protection Specialties" for cabinets and fire extinguishers. 3. Division 16 Section "Fire Alarm" for alarm devices not specified in this Section DEFINITIONS A. Working Plans: Documents, including drawings, calculations, and material specifications prepared according to FM, NFPA 13 NFPA 14 for obtaining approval from authorities having jurisdiction SYSTEM DESCRIPTIONS A. Automatic Wet-Pipe Sprinkler System: Automatic sprinklers are attached to piping containing water and that is connected to water supply. Water discharges immediately from sprinklers when they are opened. Sprinklers open when heat melts fusible link or destroys frangible device. B. The existing building currently does not have a fire suppression system. A new wet pipe fire suppression system will be added that will cover the entire building, including new additions PERFORMANCE REQUIREMENTS A. Standard Piping System Component Working Pressure: Listed for at least 175 psig. B. Fire-suppression sprinkler system design shall be approved by authorities having jurisdiction. 1. Margin of Safety for Available Water Flow and Pressure: 10 percent, including losses through water-service piping, valves, and backflow preventers. 2. Sprinkler Occupancy Hazard Classifications: a. Building Service Areas: Ordinary Hazard, Group 1. b. Classrooms: Light Hazard. WATER BASED FIRE SUPPRESSION PIPING

6 c. Electrical Equipment Rooms: Ordinary Hazard, Group 1. d. General Storage Areas: Ordinary Hazard, Group 1. e. Libraries, Except Stack Areas: Light Hazard. f. Library Stack Areas: Ordinary Hazard, Group 2. g. Mechanical Equipment Rooms: Ordinary Hazard, Group 1. h. Office and Public Areas: Light Hazard. i. Kitchen Service Areas: Ordinary Hazard, Group 1. j. Corridors: Light Hazard. k. Toilet Rooms: Light Hazard. l. Locker Rooms: Light Hazard. m. Stages and Proscenium Openings: Ordinary Hazard Group Minimum Density for Automatic-Sprinkler Piping Design: a. Light-Hazard Occupancy: 0.10 gpm over 1500-sq. ft. area. b. Ordinary-Hazard, Group 1 Occupancy: 0.15 gpm over 1500-sq. ft. area. c. Ordinary-Hazard, Group 2 Occupancy: 0.20 gpm over 1500-sq. ft. area. 4. Maximum Protection Area per Sprinkler: Per UL listing. 5. Maximum Protection Area per Sprinkler: a. Office Spaces: 225 sq. ft. b. Storage Areas: 130 sq. ft. c. Mechanical Equipment Rooms: 130 sq. ft. d. Electrical Equipment Rooms: 130 sq. ft. 6. Total Combined Hose-Stream Demand Requirement: According to NFPA 13, unless otherwise indicated: a. Light-Hazard Occupancies: 100 gpm for 30 minutes. b. Ordinary-Hazard Occupancies: 250 gpm for 60 to 90 minutes. C. Seismic Performance: Fire-suppression piping shall be capable of withstanding the effects of earthquake motions determined according to NFPA 13 and the Uniform Building Code as adopted and amended by the state of Indiana, latest enforced edition SUBMITTALS A. Product Data: For the following: 1. Piping materials, including sprinkler specialty fittings. 2. Pipe hangers and supports. 3. Valves, including listed fire-protection valves, unlisted general-duty valves, and specialty valves and trim. 4. Sprinklers, escutcheons, and guards. Include sprinkler flow characteristics, mounting, finish, and other pertinent data. 5. Fire department connections, including type; number, size, and arrangement of inlets; caps and chains; size and direction of outlet; escutcheon and marking; and finish. 6. Alarm devices, including electrical data. WATER BASED FIRE SUPPRESSION PIPING

7 B. Fire-hydrant flow test report. C. Approved Sprinkler Piping Drawings: Working plans, prepared according to NFPA 13, that have been approved by authorities having jurisdiction, including hydraulic calculations. D. Field Test Reports and Certificates: Indicate and interpret test results for compliance with performance requirements and as described in NFPA 13. Include "Contractor's Material and Test Certificate for Aboveground Piping." E. Operation and Maintenance Data: For sprinkler specialties to include in emergency, operation, and maintenance manuals QUALITY ASSURANCE A. Installer Qualifications: An experienced installer who has designed and installed fire-suppression piping similar to that indicated for this Project and obtained design approval and inspection approval from authorities having jurisdiction. B. Engineering Responsibility: Preparation of working plans, calculations, and field test reports by a qualified, NICET Level 3 engineer technician. Base calculations on results of fire-hydrant flow test. C. Manufacturer Qualifications: Firms whose equipment, specialties, and accessories are listed by product name and manufacturer in UL's "Fire Protection Equipment Directory" and FM's "Fire Protection Approval Guide" and that comply with other requirements indicated. D. Sprinkler Components: Listing/approval stamp, label, or other marking by a testing agency acceptable to authorities having jurisdiction. E. Electrical Components, Devices, and Accessories: Listed and labeled as defined in NFPA 70, Article 100, by testing agency acceptable to authorities having jurisdiction. F. NFPA Standards: Equipment, specialties, accessories, installation, and testing complying with the following: 1. NFPA 13, "Installation of Sprinkler Systems." 1.08 COORDINATION A. Coordinate layout and installation of sprinklers with other construction that penetrates ceilings, including light fixtures, HVAC equipment, and partition assemblies 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. 1. Sprinkler Cabinets: Finished, wall-mounting, steel cabinet with hinged cover, with space for minimum of six spare sprinklers plus sprinkler wrench. Include number of sprinklers required by NFPA 13 and sprinkler wrench. Include separate cabinet with sprinklers and wrench for each type of sprinkler on Project. WATER BASED FIRE SUPPRESSION PIPING

8 PART 2 - PRODUCTS 2.01 MANUFACTURERS A. In other Part 2 articles where titles below introduce lists, the following requirements apply to product selection: 1. Manufacturers: Subject to compliance with requirements, provide products by one of the following: a. Specialty Valves and Devices: 1) Badger Fire Protection, Inc. 2) Central Sprinkler Corp. 3) Firematic Sprinkler Devices, Inc. 4) Globe Fire Sprinkler Corp. 5) Grinnell Corp. 6) Reliable Automatic Sprinkler Co., Inc. 7) Star Sprinkler Corp. 8) Viking Corp. 9) Victaulic Co. of America. b. Water-Flow Indicators and Supervisory Switches: 1) Gamewell Co. 2) Grinnell Corp. 3) Pittway Corp.; System Sensor Div. 4) Potter Electric Signal Co. 5) Reliable Automatic Sprinkler Co., Inc. 6) Viking Corp. 7) Watts Industries, Inc.; Water Products Div. 8) Victaulic Co. of America. c. Sprinkler, Drain and Alarm Test Fittings: 1) Central Sprinkler Corp. 2) Fire-End and Croker Corp. 3) Grinnell Corp. 4) Victaulic Co. of America. d. Sprinkler, Branch-Line Test Fittings: 1) Elkhart Brass Mfg. Co., Inc. 2) Fire-End and Croker Corp. 3) Smith Industries, Inc.; Potter-Roemer Div. e. Sprinkler, Inspector's Test Fittings: 1) Fire-End and Croker Corp. 2) G/J Innovations, Inc. 3) Triple R Specialty of Ajax, Inc. WATER BASED FIRE SUPPRESSION PIPING

9 f. Sprinklers: 1) Badger Fire Protection, Inc. 2) Firematic Sprinkler Devices, Inc. 3) Globe Fire Sprinkler Corp. 4) Reliable Automatic Sprinkler Co., Inc. 5) Viking Corp. 6) Victaulic Co. of America. g. Indicator Valves: 1) Central Sprink, Inc. 2) Grinnell Corp. 3) McWane, Inc.; Kennedy Valve Div. 4) Milwaukee Valve Co., Inc. 5) Nibco, Inc. 6) Victaulic Co. of America. h. Fire-Protection-Service Valves: 1) Central Sprink, Inc. 2) Central Sprinkler Corp. 3) Grinnell Corp. 4) McWane, Inc.; Kennedy Valve Div. 5) Nibco, Inc. 6) Stockham Valves & Fittings, Inc. 7) Victaulic Co. of America. i. Keyed Couplings for Steel Piping: 1) Central Sprink, Inc. 2) Ductilic, Inc. 3) Grinnell Corp. 4) National Fittings, Inc. 5) Star Pipe Products, Inc.; Star Fittings Div. 6) Victaulic Co. of America. j. Fire-Protection Specialty Valves: 1) Central Sprink, Inc. 2) Central Sprinkler Corp. 3) Grinnell Corp. 4) McWane Inc.; Kennedy Valve Division. 5) Reliable Automatic Sprinkler Co., Inc. 6) Star Sprinkler, Inc. 7) Victaulic Co. of America. 8) Viking Corp. k. Steel Pipe and Fittings: 1) Allied Pipe and Tube. 2) Bethlehem Steel 3) Bull Moose Tube Co WATER BASED FIRE SUPPRESSION PIPING

10 4) LTV Products 5) Northwest Pipe and Casing Company 6) Sawhill Tubular Products 7) Wheatland Tube Company. 8) Youngstown Tube Company PIPES AND TUBES A. Standard-Weight Steel Pipe: ASTM A 53, ASTM A 135, or ASTM A 795; Schedule 40 in NPS 6 (DN150) and smaller, and Schedule 30 in NPS 8 (DN200) and larger. B. Thinwall Steel Pipe: ASTM A 135 or ASTM A 795, with wall thickness less than Schedule 40 and greater than Schedule 10. Threading of thinwall pipe is not allowed. C. Schedule 10 Steel Pipe: ASTM A 135 or ASTM A 795, Schedule 10 in NPS 5 and smaller. D. Thinwall Steel Pipe: ASTM A 135 or ASTM A 795 with nonstandard OD and wall thickness less than Schedule 10; Schedule 7 and Schedule 5 pipe is not allowed PIPE AND TUBE FITTINGS A. Cast-Iron Threaded Fittings: ASME B16.4. B. Malleable-Iron Threaded Fittings: ASME B16.3. C. Steel, Threaded Couplings: ASTM A 865. D. Steel Welding Fittings: ASTM A 234/A 234M, ASME B16.9, or ASME B E. Steel Flanges and Flanged Fittings: ASME B16.5. F. Steel, Grooved-End Fittings: UL-listed and FM-approved, ASTM A 47, malleable iron or ASTM A 536, ductile iron; with dimensions matching steel pipe and ends factory grooved according to AWWA C JOINING MATERIALS A. Refer to Division 15 Section "Basic Mechanical Materials and Methods" for pipe-flange gasket materials and welding filler metals. B. Steel, Keyed Couplings: UL 213 and AWWA C606, for steel-pipe dimensions. Include ASTM A 536, ductile-iron housing, rubber gaskets, and steel bolts and nuts. Include listing for dry-pipe service for couplings for dry piping. C. Transition Couplings: AWWA C219, sleeve type, or other manufactured fitting the same size as, with pressure rating at least equal to, and with ends compatible with piping to be joined GENERAL-DUTY VALVES A. Refer to Division 15 Section "General Duty Valves" for gate, ball, butterfly, globe, and check valves not required to be UL listed and FM approved. WATER BASED FIRE SUPPRESSION PIPING

11 2.06 FIRE-PROTECTION-SERVICE VALVES A. General: UL listed and FM approved, with minimum 175-psig nonshock working-pressure rating. Valves for grooved-end piping may be furnished with grooved ends instead of type of ends specified. B. Gate Valves, NPS 2 and Smaller: UL 262; cast-bronze, threaded ends; solid wedge; OS&Y; and rising stem. C. Indicating Valves, NPS 2-1/2 and Smaller: UL 1091; butterfly or ball-type, bronze body with threaded ends; and integral indicating device. 1. Indicator: Visual. 2. Indicator: Electrical 115-V ac, prewired, single-circuit, supervisory switch. D. Gate Valves, NPS 2-1/2 and Larger: UL 262, iron body, bronze mounted, taper wedge, OS&Y, and rising stem. Include replaceable, bronze, wedge facing rings and flanged ends. E. Swing Check Valves, NPS 2 and Smaller: UL 312 or MSS SP-80, Class 150; bronze body with bronze disc and threaded ends. F. Swing Check Valves, NPS 2-1/2 and Larger: UL 312, cast-iron body and bolted cap, with bronze disc or cast-iron disc with bronze-disc ring and flanged ends SPRINKLERS A. Automatic Sprinklers: With heat-responsive element complying with the following: 1. FM approved. 2. UL 199, for applications except residential. 3. UL 1767 for early-suppression, fast-response applications. 4. Provide high temperature 286 degree F sprinkler heads in Art Kiln Room. B. Sprinkler Types and Categories: Nominal 1/2-inch orifice for "Ordinary" temperature classification rating, unless otherwise indicated or required by application. 1. Open Sprinklers: UL 199, without heat-responsive element. a. Orifice: 1/2 inch, with discharge coefficient K between 5.3 and 5.8. b. Orifice: 17/32 inch, with discharge coefficient K between 7.4 and 8.2. C. Sprinkler types, features, and options include the following: 1. Pendent sprinklers. Rough brass. 2. Quick-response sprinklers. Rough brass. 3. Sidewall sprinklers: Chrome plated. 4. Upright sprinklers. Rough brass. 5. Recessed: Chrome plated with chrome plated escutcheon throughout the building unless noted otherwise. 6. Extended coverage. D. Sprinkler Finishes: Rough brass and chrome plated. WATER BASED FIRE SUPPRESSION PIPING

12 E. Sprinkler Escutcheons: Materials, types, and finishes for the following sprinkler mounting applications. Escutcheons for recessed-type sprinklers are specified with sprinklers. 1. Ceiling Mounting: Chrome, one piece, flat. 2. Sidewall Mounting: Chrome finish. 3. Sprinkler Guards: Wire-cage type, including fastening device for attaching to sprinkler. Provide where sprinklers are subject to damage per NFPA SPECIALTY SPRINKLER FITTINGS A. Specialty Fittings: UL listed and FM approved; made of steel, ductile iron, or other materials compatible with piping. B. Mechanical-T Fittings: UL 213, ductile-iron housing with pressure-responsive gasket, bolts, and threaded or locking-lug outlet. C. Mechanical-Cross Fittings: UL 213, ductile-iron housing with pressure-responsive gaskets, bolts, and threaded or locking-lug outlets. D. Drop-Nipple Fittings: UL 1474, with threaded inlet, threaded outlet, and seals; adjustable. E. Sprinkler, Drain and Alarm Test Fittings: UL-listed, cast- or ductile-iron body; with threaded inlet and outlet, test valve, and orifice and sight glass. F. Sprinkler, Branch-Line Test Fittings: UL-listed, brass body; with threaded inlet and capped drain outlet and threaded outlet for sprinkler. G. Sprinkler, Inspector's Test Fittings: UL-listed, cast- or ductile-iron housing; with threaded inlet and drain outlet and sight glass ALARM DEVICES A. General: Types matching piping and equipment connections. B. Water-Flow Indicators: UL 346; electrical-supervision, vane-type water-flow detector; with 250-psig pressure rating; and designed for horizontal or vertical installation. Include two single-pole, doublethrow, circuit switches for isolated alarm and auxiliary contacts, 7 A, 125-V ac and 0.25 A, 24-V dc; complete with factory-set, field-adjustable retard element to prevent false signals and tamperproof cover that sends signal if removed. C. Valve Supervisory Switches: UL 753; electrical; single-pole, double throw; with normally closed contacts. Include design that signals controlled valve is in other than fully open position PRESSURE GAGES A. Pressure Gages: UL 393, 3-1/2- to 4-1/2-inch- diameter dial with dial range of 0 to 250 psig. WATER BASED FIRE SUPPRESSION PIPING

13 PART 3 - EXECUTION 3.01 PREPARATION A. Perform fire-hydrant flow test according to NFPA 13 and NFPA 291. Use results for system design calculations required in "Quality Assurance" Article in Part 1 of this Section. B. Report test results promptly and in writing EXAMINATION A. Examine roughing-in for hose valves to verify actual locations of piping connections before installation. B. Examine walls and partitions for suitable thickness, fire- and smoke-rated construction, framing for hose-station cabinets, and other conditions where hose valves are to be installed. C. Proceed with installation only after unsatisfactory conditions have been corrected PIPING APPLICATIONS A. Schedule 7 and Schedule 5 pipe is not allowed. B. Flanges, unions, and transition and special fittings with pressure ratings the same as or higher than system's pressure rating may be used in aboveground applications, unless otherwise indicated. C. Wet-Pipe Sprinklers: Use the following: 1. Sprinkler-Piping Option: Mechanical-T bolted-branch-outlet fittings, NPS 2 and smaller, may be used downstream from sprinkler zone valves. 2. Sprinkler-Piping Option: Specialty sprinkler fittings, NPS 2 and smaller, including mechanical-t fittings, may be used downstream from sprinkler zone valves. 3. NPS 1-1/2 and Smaller: Standard-weight steel pipe with threaded ends, cast- or malleable-iron threaded fittings, and threaded joints. 4. NPS 1-1/2 and Smaller: Thinwall steel pipe with roll-grooved ends; cast- or malleable-iron fittings; and grooved joints. 5. NPS 1-1/2 and Smaller: Schedule 10 steel pipe with plain ends, steel welding fittings, and welded joints. 6. NPS 2: Standard-weight steel pipe with threaded ends, cast- or malleable-iron threaded fittings, and threaded joints. 7. NPS 2: Thinwall, threadable steel pipe with grooved ends; steel, grooved-end fittings; steel, keyed couplings; and grooved joints. 8. NPS 2: Schedule 10 steel pipe with roll-grooved ends; steel, grooved-end fittings; steel, keyed couplings; and grooved joints. 9. NPS 2-1/2 to NPS 3-1/2: Standard-weight steel pipe with threaded ends, cast- or malleable-iron threaded fittings, and threaded joints. 10. NPS 2-1/2 to NPS 3-1/2: Schedule 10 steel pipe with roll-grooved ends; steel, grooved-end fittings; and grooved joints. 11. NPS 4: Standard-weight steel pipe with threaded ends, cast- or malleable-iron threaded fittings, and threaded joints. 12. NPS 4 (DN100) and NPS 6 (DN150): Standard weight steel pipe with roll-grooved ends; steel; grooved-end fittings; and grooved joints. WATER BASED FIRE SUPPRESSION PIPING

14 3.04 VALVE APPLICATIONS A. Drawings indicate valve types to be used. Where specific valve types are not indicated, the following requirements apply: 1. General-Duty Valves: For applications where UL-listed and FM-approved valves are not required by NFPA 13 and NFPA 14. a. Shutoff Duty: Use gate, ball, or butterfly valves. b. Throttling Duty: Use globe, ball, or butterfly valves JOINT CONSTRUCTION A. Refer to Division 2 Section Water Distribution for backflow preventers installed in pit. B. Steel-Piping, Grooved Joints: Use Schedule 40 steel pipe with cut or roll-grooved ends and Schedule 30 or thinner steel pipe with roll-grooved ends; steel, grooved-end fittings; and steel, keyed couplings. Assemble joints with couplings, gaskets, lubricant, and bolts according to coupling manufacturer s written instructions. Use gaskets listed for dry-pipe service for dry piping. C. Threaded Joints: Comply with NFPA 13 for pipe thickness and threads. Do not thread pipe smaller than NPS 6 (DN 150) with wall thickness less than Schedule 40. D. Dissimilar-Piping-Material Joints: Construct joints using adapters or couplings compatible with both piping materials. Use dielectric fittings if both piping materials are metal. Refer to Division 15 Section "Basic Mechanical Materials and Methods" for dielectric fittings SERVICE-ENTRANCE PIPING A. Edit this Article as required or delete and retain "Water-Supply Connection" Article below if connection to building water distribution piping is required. B. Connect fire-suppression piping to water-service piping of size and in location indicated for service entrance to building. Refer to Division 2 Section Water Distribution for exterior piping. C. Install shutoff valve, check valve, pressure gage, and drain at connection to water service PIPING INSTALLATION A. Refer to Division 15 Section "Basic Mechanical Materials and Methods" for basic piping installation. B. Locations and Arrangements: Drawing plans, schematics, and diagrams indicate general location and arrangement of piping. Install piping as indicated, as far as practical. 1. Deviations from approved working plans for piping require written approval from authorities having jurisdiction. File written approval with Architect before deviating from approved working plans. C. Use approved fittings to make changes in direction, branch takeoffs from mains, and reductions in pipe sizes. WATER BASED FIRE SUPPRESSION PIPING

15 D. Install unions adjacent to each valve in pipes NPS 2 and smaller. Unions are not required on flanged devices or in piping installations using grooved joints. E. Install flanges or flange adapters on valves, apparatus, and equipment having NPS 2-1/2 and larger connections. F. Install "Inspector's Test Connections" in sprinkler piping, complete with shutoff valve, sized and located according to NFPA 13. G. Install sprinkler piping with drains for complete system drainage. H. Install sprinkler zone control valves, test assemblies, and drain risers. I. Install drain valves on zone piping. J. Install ball drip valves to drain piping between fire department connections and check valves. Drain to floor drain or outside building. K. Install alarm devices in piping systems. L. Hangers and Supports: Comply with NFPA 13 for hanger materials. Install according to NFPA 13 for sprinkler piping. M. Earthquake Protection: Install piping according to NFPA 13 to protect from earthquake damage. N. Install piping with grooved joints according to manufacturer's written instructions. Construct rigid piping joints, unless otherwise indicated. O. Install pressure gages on riser or feed main and at each sprinkler test connection. Include pressure gages with connection not less than NPS 1/4 and with soft metal seated globe valve, arranged for draining pipe between gage and valve. Install gages to permit removal, and install where they will not be subject to freezing SPECIALTY SPRINKLER FITTING INSTALLATION A. Install specialty sprinkler fittings according to manufacturer's written instructions VALVE INSTALLATION A. Refer to Division 15 Section "General Duty Valves" for installing general-duty valves. Install fireprotection specialty valves, trim, fittings, controls, and specialties according to NFPA 13, manufacturer's written instructions, and authorities having jurisdiction. B. Gate Valves: Install fire-protection-service valves supervised-open, located to control sources of water supply except from fire department connections. Provide permanent identification signs indicating portion of system controlled by each valve SPRINKLER APPLICATIONS A. General: Use sprinklers according to the following applications: WATER BASED FIRE SUPPRESSION PIPING

16 1. Rooms without Ceilings: Upright sprinklers/pendent sprinklers. 2. Rooms with Suspended Ceilings: Recessed sprinklers. 3. In locker areas where sprinklers are installed below existing plaster ceiling: Upright sprinklers with sprinkler guards. 4. In gymnasium: Upright sprinklers with sprinkler guards. 5. Special Applications: Use quick-response sprinklers in all light hazard areas where indicated. Use extended coverage heads where application allows in accordance with NFPA Sprinkler Finishes: Use sprinklers with the following finishes: a. Upright, Pendent, and Sidewall Sprinklers: Rough bronze in unfinished spaces not exposed to view; wax coated where exposed to acids, chemicals, or other corrosive fumes. b. Pendent sprinklers in finished ceilings: Chrome plated finish with chrome escutcheon SPRINKLER INSTALLATION A. Edit this Article as required to correspond to Drawings. B. Install sprinklers in patterns indicated. C. Install sprinklers in suspended ceilings in center of acoustical panels and tiles. D. Do not install pendent or sidewall, wet-type sprinklers in areas subject to freezing. Use dry-type sprinklers with water supply from heated space HOSE-CONNECTION INSTALLATION A. Existing to remain NPS 2-1/2 hose connections with quick-disconnect NPS 2-1/2 by NPS 1-1/2 reducer adapter and flow-restricting device, unless otherwise indicated CONNECTIONS A. Drawings indicate suggested routing and general arrangement of piping, fittings, and specialties. B. Connect piping to incoming service, specialty valves, existing hose valves, specialties, and accessories. C. Connect alarm devices to fire alarm. D. Ground equipment according to Division 16 Section Grounding and Bonding. E. Connect wiring according to Division 16 Section Conductors and Cables LABELING AND IDENTIFICATION A. Install labeling and pipe markers on equipment and piping according to requirements in NFPA 13 and in Division 15 Section "Basic Mechanical Materials and Methods." 3.15 FIELD QUALITY CONTROL A. Flush, test, and inspect sprinkler piping according to NFPA 13, "System Acceptance" Chapter. WATER BASED FIRE SUPPRESSION PIPING

17 B. Replace piping system components that do not pass test procedures and retest to demonstrate compliance. Repeat procedure until satisfactory results are obtained. C. Report test results promptly and in writing to Architect/Engineer and authorities having jurisdiction CLEANING A. Clean dirt and debris from sprinklers. B. Remove and replace sprinklers having paint other than factory finish PROTECTION A. Protect sprinklers from damage until Substantial Completion COMMISSIONING A. Verify that specialty valves, trim, fittings, controls, and accessories are installed and operate correctly. B. Verify that specified tests of piping are complete. C. Verify that damaged sprinklers and sprinklers with paint or coating not specified are replaced with new, correct type. D. Verify that sprinklers are correct types, have correct finishes and temperature ratings, and have guards as required for each application. E. Fill wet-pipe sprinkler piping with water. F. Energize circuits to electrical equipment and devices. G. Coordinate with fire alarm tests. Operate as required DEMONSTRATION A. Demonstrate equipment, specialties, and accessories. Review operating and maintenance information. B. Schedule demonstration with Owner with at least seven days' advance notice. END OF SECTION WATER BASED FIRE SUPPRESSION PIPING

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19 SECTION PIPING SPECIALTIES PART 1 - GENERAL 1.01 RELATED DOCUMENTS A. Drawings and general provisions of the Contract, including General and Supplementary Conditions and Division 01 Specification Sections, apply to this Section SUMMARY A. This Section includes the following plumbing specialties: 1. Water hammer arresters 2. Balancing valves. 3. Wall hydrants. 4. Backflow preventers. 5. Thermostatic Water Mixing Valves. B. Related Sections include the following: 1. Division 15 Section Basic Mechanical Materials and Methods for thermometers, pressure gages, and flow meters in domestic water piping. 2. Division 15 Section Drinking Fountains and Water Coolers for water filters for water coolers. 3. Division 15 Section Plumbing Fixtures PERFORMANCE REQUIREMENTS A. Minimum Working Pressure for Domestic Water Piping Specialties: 125 psig, unless otherwise indicated SUBMITTALS A. Product Data: For each type of product indicated. B. Field quality-control test reports. C. Operation and Maintenance Data: For domestic water piping specialties to include in emergency, operation, and maintenance manuals. 1. Backflow Preventers 2. Balancing Valves 3. Hose Bibbs 4. Wall Hydrants 5. Thermostatic Water Mixing Valves QUALITY ASSURANCE A. Electrical Components, Devices, and Accessories: Listed and labeled as defined in NFPA 70, Article 100, by testing agency acceptable to authorities having jurisdiction, and marked for intended use. B. NSF Compliance: 1. Comply with NSF 61, Drinking Water System Components Health Effects; Sections 1 through 9. PART 2 - PRODUCTS 2.01 WATER HAMMER ARRESTERS A. Water Hammer Arresters WHA: PIPING SPECIALTIES

20 1. Available Manufactures: Subject to compliance with requirements, manufacturers offering products that may be incorporated into the Work include, but are not limited to, the following: a. AMTROL, Inc. b. Josam Company. c. MIFAB, Inc. d. PPP Inc. e. Sioux Chief Manufacturing Company, Inc. f. Smith, Jay R. Mfg. Co.; Division of Smith Industries, Inc. g. Tyler Pipe; Wade Div. h. Watts Drainage Products, Inc. i. Zurn Plumbing Products Group; Specification Drainage Operation. 2. Standard: ASSE 1010 or PDI-WH Type: Metal bellows or Copper tube with piston. 4. Size: ASSE 1010, Sizes AA and A through F or PDI-WH 201, Sizes A through F BACKFLOW PREVENTERS A. Backflow Preventers BFP: 1. Available Manufactures: Subject to compliance with requirements, manufacturers offering products that may be incorporated into the Work include, but are not limited to, the following: a. Wilkens/Zurn. b. Watts. c. Febco. B. General: ASSE Standard, backflow preventers. 1. NPS 2 (DN 50) and Smaller: Bronze body with threaded ends. 2. NPS 2-1/2 (DN 65) and Larger: Bronze, cast-iron, steel, or stainless-steel body with flanged ends. a. Interior Lining: AWWA C550 or FDA-approved, epoxy coating for backflow preventers having cast-iron or steel body. 3. Interior Components: Corrosion-resistant materials. 4. Strainer: On inlet. C. Pipe-Applied, Atmoshpheric-Type Vacuum Breakers: ASSE 1001, with floating disc and atmospheric vent. D. Hose-Connection Vacuum Breakers: ASSE 1011, nickel plated, with nonremovable and manual drain features, and ASME B1.20.7, garden-hose threads on outlet. Units attached to rough-bronze-finish hose connections may be rough bronze. E. Intermediate Atmospheric-Vent Backflow Preventers: ASSE 1012, suitable for continuous pressure application. Include inlet screen and two independent check valves with intermediate atmospheric vent. F. Reduced-Pressure-Principle Backflow Preventers: ASSE 1013, suitable for continuous pressure application. Include gate or ball valves on inlet and outlet, and strainer on inlet; test cocks, and pressure-differential relief valve with ASME A air-gap fitting located between two positive-seating check valves. Unit must be listed by name and number on the State Department of Health approved list of RPZ type valves. PIPING SPECIALTIES

21 1. Pressure Loss: 12 psig (83 kpa) maximum, through middle 1/3 of flow range. G. Hose-Connection Backflow Preventers: ASSE 1052, suitable for at least 3-gpm (0.19- L/s) flow and applications with up to 10-foot head of water (30-kPa) back pressure. Include two check valves; intermediate atmospheric vent; and nonremovable, ASME B1.20.7, garden-hose threads on outlet. H. Back-Siphonage Backflow Vacuum Breakers: ASSE 1056, suitable for continuous pressure and backflow applications. Include shutoff valves, check valve, test cocks and vacuum vent BALANCING VALVES A. Calibrated Balancing Valves: Adjustable, with two readout ports and memory setting indicator. Include manufacturer s standard hoses, fittings, valves, differential pressure meter, and carrying case. 1. Available Manufactures: Subject to compliance with requirements, manufacturers offering products that may be incorporated into the Work include, but are not limited to, the following: a. Flow Design, Inc. (Nexus Ultra Series) b. ITT Industries; Bell & Gossett Div. 2. NPS 2 (DN 50) and Smaller: Bronze body with brass ball, adjustment knob, calibrated nameplate, and threaded or solder-joint ends. 3. NPS 2 (DN 50) and Smaller: Bronze, Y-pattern body with adjustment knob and threaded ends. A. Memory-Stop Balancing Valves, NPS 2 (DN 50) and Smaller: MSS SP-110, ball valve, rated for 400-psig (2760 kpa) minimum CWP. Include two-piece, copper-alloy body with standard or full-port, chrome-plated brass ball, replaceable seats and seals, threaded or solder-joint ends, and vinyl-covered steel handle with memory-stop device. 1. Available Manufactures: Subject to compliance with requirements, manufacturers offering products that may be incorporated into the Work include, but are not limited to, the following: a. Conbraco Industries, Inc. b. Milwaukee Valve Company. c. NIBCO, Inc KEY-OPERATION HYDRANTS A. Manufacturers: 1. Josam Co. 2. Smith, Jay R. Mfg. Co. 3. Zurn industries. 4. Mifab. 5. Woodford. B. General: ASME A M, key-operation hydrant with pressure rating of 125 psig (860 kpa). 1. Inlet: NPS 3/4 or NPS 1 (DN 20 or DN 25) threaded or solder joint. 2. Outlet: ASME B1.20.7, garden-hose threads. 3. Operating Keys: One with each key-operation hydrant. PIPING SPECIALTIES

22 C. Nonfreeze Concealed-Outlet Wall Hydrants: ASSE 1019, self-drainable with flushmounting box with cover, integral nonremovable hose-connection backflow preventer, ceramic disc operating cartridge, casing and operating rod to match wall thickness concealed outlet, and wall clamp. 1. Classification: Type A, for automatic draining with hose removed or Type B, for automatic draining with hose removed or with hose attached and nozzle closed, 2. Box and Cover Finish: Nickel bronze or stainless steel DRAIN VALVES A. Hose-End Drain Valves: MSS SP-110, NPS 3/4 (DN 20) ball valve, rate for 400-psig (2760-kPa) minimum CWP. Include two-piece, copper-alloy body with standard port, chrome-plated brass ball, replaceable seats and seals, blowout-proof stem, and vinylcovered steel handle. 1. Inlet: Threaded or solder joint. 2. Outlet: Short-threaded nipple with ASME B1.20.7, garden-hose threads and cap. B. Hose-End Drain Valve: MSS SP-80 gate valve, Class 125, ASTM B 62 bronze body, with NPS 3/4 (DN 20) threaded or solder-joint inlet and ASME B1.20.7, garden-hose threads on outlet and cap. Hose bibbs are prohibited for this application THERMOSTATIC WATER MIXING VALVES A. Main Building, thermostatic, Water-Mixing-Valve Assemblies: 1. Manufacturers: Subject to compliance with requirements, provide products by one of the following: a. Leonard Valve Company. b. Powers; a Watt Industries Co. c. Symmons Industries, Inc. d. Lawler. e. Bradley. 2. Description: Factory-fabricated, exposed-mounting, thermostatically controlled, water-mixing-valve assembly. 3. Thermostatic Mixing Valves: Comply with ASSE Include check stops on hot-and cold-water inlets and shutoff valve and pressure gauge on outlet. 4. Component Pressure Ratings: 125 psig minimum, unless otherwise indicated. 5. Tempered-Water Settings: 120 F. 6. Unit Tempered-Water Design Flow Rate: Refer to drawings. 7. Unit Minimum Tempered-Water Design Flow Rate: Refer to drawings. 8. Selected Unit Flow Rate at 20 psig Pressure Drop: Refer to drawings. 9. Unit Pressure Drop at Design Flow Rate: 10 psig. 10. Unit Tempered-Water Outlet Size: Refer to drawings. 11. Unit Hot- and Cold-Water Inlet Size: Refer to drawings. 12. Thermostatic Mixing Valve and Water Regulator Finish: Rough bronze. 13. Piping Finish: Bronze. 14. Color coded dial thermometer (0 to 140 F) on outlet. PIPING SPECIALTIES

23 PART 3 - EXECUTION 3.01 INSTALLATION A. Refer to Division 15 Section Basic Mechanical Materials and Methods for piping joining materials, joint construction, and basic installation requirements. B. Install balancing valves in locations where they can easily be adjusted. C. Install water hammer arresters in water piping according to PDI-WH 201. D. Install thermostatic mixing valves with check stops or shut-off valves on inlets and shutoff valve and thermometer on outlet. E. Install access panels at water hammer arrestors CONNECTIONS A. Piping installation requirements are specified in other Division 15 Sections. Drawings indicate general arrangement of piping and specialties FIELD QUALITY CONTROL A. Remove and replace malfunctioning domestic water piping specialties and retest as specified above LABELING AND IDENTIFYING A. Equipment Nameplates and Signs: Install engraved plastic-laminate equipment nameplate or sign on or near each of the following: 1. Calibrated balancing valves. B. Nameplates and signs are specified in Division 15 Section Basic Mechanical Materials and Methods. END OF SECTION PIPING SPECIALTIES

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