SECTION FIRE PROTECTION. A. Examine all conditions as they exist at the project, prior to submitting a bid for the work of this section

Transcription

1 PART 1 - GENERAL 1.00 GENERAL PROVISIONS A. Examine all conditions as they exist at the project, prior to submitting a bid for the work of this section 1.01 DESCRIPTION OF WORK A. Work Included: Provide labor, materials and equipment necessary to complete the work of this Section, including but not limited to the following: 1. Combined sprinkler and standpipe system. 2. Gate valves, check valves, and drain valves. 3. Sprinkler heads, piping, fittings and valves. 4. Preparation of complete "Fire Protection Working Drawings" and calculations. 5. Tests of all piping, systems, devices and alarms. 6. Sleeves, escutcheons, hangers and supports. 7. Hydrant Flow tests. 8. Storz connection. 9. Pressure gauges. 10. Miscellaneous steel supports. 11. Flow and tamper switches. 12. Fire department valves, cabinets. 13. Fire Pump and accessories 14. Sprinkler drains. 15. Backflow preventer on fire water service. 16. Identification of systems, equipment and valves. 17. Shop drawings and submittals. 18. Permits, fees and inspections. 19. System and equipment start-ups; instructions. 20. Operation and Maintenance Manuals. 21. Vibration isolators, flexible connectors, expansion fittings. 22. Drilling for installation of inserts

2 23. Thrust blocks and related supports and restraints. 24. All cutting, core drilling and channeling for fire protection equipment for holes five (5 ) inches or less in diameter. 25. Coordination drawings and record drawings and similar requirements. 26. Hoisting Equipment: The Fire Protection subcontractor shall furnish, install and maintain in safe and adequate condition all mechanical hoisting equipment, operating personnel and rigging that is necessary for the proper execution of the Work of this Section. The requirements of Section Temporary Facilities and Controls, in relation to hoisting and rigging being the responsibility of the General Contractor, do not apply to the work of this Section. 27. Staging, Planking and Scaffolding: The Fire Protection subcontractor shall furnish, install and maintain in safe and adequate condition, all staging, planking and scaffolding that is necessary for the proper execution of the Work in this Section. 28. Fire stopping and smoke stopping of penetrations made by/ for this sub contractor 29. Commissioning Activities 1.02 SUBMITTALS A. Comply with requirements specified in Section SUBMITTALS CODES, STANDARDS, AUTHORITIES AND PERMITS A. Perform work strictly as required by rules, regulations, standards, codes, ordinances, and laws of local, state, and Federal governments, and other authorities that have legal jurisdiction over the site. Materials and equipment shall be manufactured, installed and tested as specified in latest editions of applicable publications, standards, rulings and determinations of: 1. Local and state building, plumbing, mechanical, electrical, fire and health department codes. 2. National Fire Protection Association (NFPA). 3. American Insurance Association (A.I.A.) (formerly National Board of Fire Underwriters). 4. Occupational Safety and Health Act (OSHA). 5. Factory Mutual Association (FM). 6. Underwriters' Laboratories (UL). 7. American National Standards Institute (ANSI)

3 1.04 BULLETINS, MANUALS, AND OPERATING INSTRUCTIONS, AND PROTECTION A. Furnish three copies of manuals to Designer for approval and distribution to Project Manager. Deliver manuals no less than 30 days prior to acceptance of equipment to permit User Agency's personnel to become familiar with equipment and operation prior to acceptance COORDINATION DRAWINGS A. This fire protection contractor shall prepare coordination drawings clearly showing how his work is to be installed in relation to the other trades, including sections and details, as required under Section Submittals 1.06 SPRINKLER WORKING PLANS A. Definition: Working plans are the installation shop drawings required by NFPA Standard 13 and normally prepared by the installing sub-contractor. B. Prepare working plans according to the requirements of NFPA Standard 13. Working plans and hydraulic calculations shall be prepared by a NICET-certified Level III or IV automatic sprinkler system engineering technician or be stamped by a professional engineer registered in the jurisdiction of the Project WATER SUPPLY TEST DATA A. Flow Test Results: Pressure Hydrant: (2004) 1. Location: 2. Static Pressure: 80 PSI 3. Residual Pressure: 56 PSI 4. Flow: 1900 GPM 1.08 SYSTEMS COMMISSIONING AND ACCEPTANCE A. The entire Fire Protection System shall be fully operational and under automatic control prior to acceptance by the Owner. All equipment shall be test operated, calibrated and adjusted by the Section subcontractor and the proper operation of all components of the fire protection system shall be demonstrated to the Owner and the ownerʼs commissioning agent at no additional cost to the owner. The Section Subcontractor shall secure a letter of Acceptance of the fire protection system operation Demonstration from the owner. A copy of said letter shall be submitted to the Architect prior to formal acceptance of the Fire protection System

4 PART 2 - PRODUCTS 2.01 MANUFACTURERS A. Available Manufacturers: Subject to compliance with requirements, manufacturers offering fire protection system products which may be incorporated in the work include, but are not limited to, the following: 1. Gate Valves, Swing Check Valves : Fairbanks, Jenkins, Kennedy Valve, Div of ITT Grinnell Valve Co., Inc. Stockham. 2. Grooved Mechanical Couplings: Stockham, Victaulic Water Flow Indicators: Reliable Automatic Sprinkler Co., Inc., Star sprinkler Corp., Victaulic Company of America, Viking Corp. 3. Water-Motor Gongs: Reliable Automatic Sprinkler Co., Inc. Star Sprinkler Corp. Viking Corp. 4. Back flow Preventer: Ames Company, Inc., Kennedy Valve, Div of ITT Grinnell Valve Co., Inc., Victaulic Company of America 5. Alarm Check Valve: Reliable Automatic Sprinkler Co., Inc. Star Sprinkler Corp., Viking Corp. 6. Fire Department Connection Valve: Guardian Fire Equipment, Inc. Star Sprinkler Corp. Viking Corp. 7. Sprinkler Heads: Automatic Sprinkler Corp. Of America Central Sprinkler Corp., Reliable Automatic Sprinkler Co., Inc., Star Sprinkler Corp., Viking Corp PIPING, FITTINGS AND JOINTS A. Buried Fire Service Entrance: Ductile iron, Class 52, cement-lined with mechanical joints. B. Fire Line Piping: 1. Black steel Schedule 4O, ASTM A53 with flanged, threaded, or grooved joints. C. Sprinkler Piping: 1. Steel: 2 inches and smaller: ASTM 135 Schedule 40 black steel with threaded joints. 2. Larger than 2 inches: ASTM 135 Schedule 10 lightwall with roll grooved joints or Schedule 4O black steel with grooved or threaded joints. Sizes 1-inch through 3-inches may be Allied galvanized XL threadable lightwall

5 steel pipe with threaded joints and fittings. D. Fittings: Ductile Iron: ASTM A-536., Malleable Iron: ANSI B16.3., Steel: ANSI B E. Grooved Fittings and Couplings: 1. Grinnell Fig. 7000, Gustin-Bacon No. 105 or Victaulic Style SLEEVES, INSERTS AND ESCUTCHEONS A. All pipes passing through floors, walls, or partitions shall be provided with sleeves having an internal diameter of approximately one inch larger than the outside diameter of the pipe or insulation on covered lines AUTOMATIC SPRINKLERS A. Sprinkler Heads: Glass Bulb type and style as indicated or required by the application. Unless otherwise indicated, provide heads with nominal 1/2 inch discharge orifice, for Ordinary temperature range. B. Sprinkler Heads Finishes: Provide heads with the following finishes: 1. Upright, Pendent, and Sidewall Styles: chrome plated in finish spaces, exposed to view; rough bronze finish for heads in unfinished spaces and not exposed to view. Heads shall be wax-coated where installed exposed to acids, chemicals, or other corrosive fumes. 2. Concealed Style: rough brass, with painted white cover plate. 3. Refer to drawing for locations of sprinkler head styles C. Sprinkler Head Cabinet and Wrench: finished steel cabinet, suitable for wall mounting, with hinged cover and space for 6 spare sprinkler heads on the project FIRE PUMP A. Electric-drive, split-case centrifugal fire pumps with full service controllers and automatic transfer switches, pressure-maintenance pumps, accessories and specialties, alarm panels, and flowmeter systems. B. Fire-Pump Drivers: Open-dripproof, squirrel-cage, induction motors. C. Fire-Pump Controllers: Combined automatic and nonautomatic operation

6 D. Full-Service Controllers: Wall type, with automatic transfer switch. 1. Type Starting: Wye delta, closed transition 2. Limited-Service Controllers: Wall-mounting type, across-the-line starting. E. Fire-Pump Accessories and Specialties: Automatic air-release valve. Circulation relief valve. Suction and discharge pressure gages. Reducers. Test-header manifold with ductile-brass body for hose valves. Hose, ball-drip, and pilot-operated main relief valves. F. Pressure-Maintenance Pumps: Multistage with across-the-line controllers. G. Alarm Panels: Motor-operating condition, loss-of-line power, low-water, and phase reversal alarms. H. Flowmeter Systems: Venturi, annubar-probe, or orifice-plate sensor and permanently mounted flowmeter. I. Pressure gages FIRE DEPARTMENT CONNECTIONS A. Fire Department connection shall be similar to Potter Roemer Series 5795 flush mount Storz style inlet body with hard coated aluminum with Storz on one end and female national pipe thread on the other. Chrome plate lettered with the approved signage. Provide Potter Roemer Series 5799 blind cap and chain. The connectionʼs lettering and threads shall match Local Fire Department requirements. Confirm finish with Architect prior to ordering TEST CONNECTION A. General 1. The fire protection test connection shall be as manufactured by Potter- Roemer Inc., Elkhart, Guardian Fire Equipment Inc. or approved equal. B. Fire protection test connection shall be equal to Potter-Roemer Figure 5017 polished brass plate with lettering to read TEST. Polished brass double female snoot with rigid end N.P.T. x pin lug hose thread swivel, pin lug plug and chain

7 2.08 ALARM DEVICES A. Water Flow Indicators: Vane type waterflow detector, rated to 250 psig; designed for horizontal or vertical installation; have 2-SPDT circuit switches to provide isolated alarm and auxiliary contacts, 7 ampere 125 volts AC and 0.25 ampere 24 volts DC; complete with factory-set, field-adjustable retard element to prevent false signals, and tamper-proof cover which sends a signal when cover is removed. B. Electric Alarm: Electrically operated, red enameled gong with pressure alarm switch. C. Supervisory Switches: SPST, normally closed contacts, designed to signal valve in other than full open position PIPE AND HANGER SUPPORTS A. Provide pipe supports, sway braces, hangers, and clamps conforming to NFPA 13 and listed by UL and approved by FM. [Provide protection of piping against earthquake damage in accordance with NFPA 13.] 2.10 ACCESS DOORS AND FRAMES A. Furnish access doors and frames for walls and ceilings to applicable trades for installation. Size as required for access and maintenance, minimum 16 by 16 inches FIRE STOPPING A. Seal openings of fire rated construction with a material or product that has been tested at an independent testing laboratory, such as UL, FM, etc. Fire stopping shall conform to ASTM E- 814 and UL 1479, with fire ratings equal to or exceeding the fire rating of the construction involved. Fire stopping shall be UL classified, and shall be similar to the 3M brand Fire Barrier Penetration Sealing Systems, or approved equivalent. Fire stopping of this type shall also be utilized for openings through smoke rated construction

8 PART 3 - EXECUTION 3.01 PIPE APPLICATIONS A. Install piping in accordance with NFPA 13 for sprinkler systems. B. Install Schedule 40 steel pipe with threaded joints and fittings for 2-inch and smaller, and with welded joints for 2-1/2 inch and larger. C. Install Schedule 40 steel pipe with roll-grooved ends and grooved mechanical couplings for piping 2-inch and smaller. D. Install Schedule 10 steel pipe with roll-grooved ends and grooved mechanical couplings for piping 2-1/2 inch and larger PIPING INSTALLATIONS A. Install sprinkler piping to provide for system drainage in accordance with NFPA 13. B. Install unions in pipes 2-inch and smaller, adjacent to each valve. Unions are not required on flanged devices or in piping installations using grooved mechanical couplings. C. Install flanges or flange adaptors on valves, apparatus, and equipment having 2-1/2 inch and larger connections PIPE JOINT CONSTRUCTION A. Welded Joints: AWS D10.9, Level AR-3. B. Threaded Joints: Conform to ANSI B1.20.1, tapered pipe threads for field cut threads VALVE INSTALLATION A. General: Install fire protection specialty valves, fittings, and specialties in accordance with the manufacturerʼs written instructions, NFPA 13 and 14, and the authority having jurisdiction. B. Gate Valves: Install supervised-open gate valves so located to control all sources of water supply except fire department connections. Where there is more than one control valve, provide permanently marked identification signs indicating the portion of the system controlled by each valve. C. Install check valves in each water supply connection

9 D. Alarm Check Valves: Install valves in the vertical position, in proper direction of flow including the bypass check valve and retard chamber drain line connection. Install valve trim in accordance with the valve manufacturerʼs appropriate trim diagram. Test valve for proper operation. E. Hose Outlet Valves: Install 2-1/2 inch hose outlet valves with quick-disconnect 2-1/2 to 1-1/2 inch reducing coupling and flow restriction device at each standpipe outlet for hose connections FIRE DEPARTMENT CONNECTION INSTALLATIONS A. Install automatic drip valves at the check valve on the fire department connection to the mains. B. Install mechanical sleeve seal at pipe penetration in outside walls FIELD QUALITY CONTROL A. Flush, test, and inspect sprinkler systems in accordance with NFPA 13. B. Flush, test, and inspect standpipe systems in accordance with NFPA TESTING A. To test piping, subject it to a three-hour hydraulic test of 200 psi, and as required by N.F.P.A. and the User Agency's Insurance Underwriter. Piping shall be repaired until such tests show no leaks. Where required, and depending on the building timing and schedule, the system may be required to be tested without final swing elbows and heads installed. In this case, a second test will be required upon installation of swing elbows and heads INSPECTORS TEST AND DRAIN CONNECTIONS A. Wet system test pipe shall not be less than 1 inch in diameter terminating in a smooth bore corrosion resistant orifice giving a flow equivalent to one sprinkler shall be provided for each system. Each test connection valve shall be ready accessible and labeled. The discharge shall be to the outside, to an open drain connection capable of accepting full flow under system pressure or to another location where water damage will not result BACKFLOW PREVENTER PERMIT AND INSTALLATION A. All backflow prevention devices shall be approved, permitted, installed, maintained and tested in accordance with the requirements of the State and the Local Water Authority. A full size brass discharge line shall be extended to the nearest floor drain. END OF SECTION