VA 21 13 13-2008 WET-PIPE SPRINKLER SYSTEMS.pdf

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1、05-08M 21 13 13 - 1 SECTION 21 13 13 WET-PIPE SPRINKLER SYSTEMS SPEC WRITER NOTES: 1. Delete between / - / if not applicable to the project. Also delete any other item or paragraph including NFPA references which are not applicable and renumber the paragraphs. 2. References to pressure in the sectio

2、n are gage pressure unless otherwise noted. 3. The spec writer shall review the Physical Security Design Manual for VA Facilities to determine and include any Mission Critical or Life Safety requirements called out. PART 1 - GENERAL SPEC WRITER NOTE: Identify all areas to be sprinkler protected incl

3、uding all buildings by number. 1.1 SCOPE OF WORK A. Design, installation and testing shall be in accordance with NFPA 13 except for specified exceptions. B. The design and installation of a hydraulically calculated automatic wet system complete and ready for operation, / for all portions of Building

4、 _ /, including the / penthouse, / mechanical equipment rooms, / attic space, / telephone rooms, / elevator machine rooms, / elevator pits, / and linen chutes /. /D. Modification of the existing sprinkler system as indicated on the drawings and as further required by these specifications. / 1.2 RELA

5、TED WORK A. Section 01 33 23, SHOP DRAWINGS, PRODUCT DATA, AND SAMPLES. B. Section 33 10 00, WATER UTILITIES. C. Section 07 84 00, FIRESTOPPING, Treatment of penetrations through rated enclosures. D. Section 09 91 00, PAINTING. E. Section 21 10 00, WATER-BASED FIRE-SUPPRESSION SYSTEMS, Dry sprinkler

6、s, fire pumps, etc. F. Section 21 12 00, FIRE-SUPPRESSION STANDPIPES. F. Section 28 31 00, FIRE DETECTION AND ALARM, Connection to fire alarm of flow switches, pressure switches and valve supervisory switches. G. Section 21 05 11 COMMON WORK RESULTS FOR FIRE SUPPRESSION 1.3 QUALITY ASSURANCE SPEC WR

7、ITER NOTE: Most states do not have or issue fire sprinkler contractors Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-05-08M 21 13 13 - 2 licenses, therefore as a minimum, the contractor must hold a contractors license in the state where the work is

8、 to be performed. A. Installer Reliability: The installer shall possess a valid State of / (insert state in which work is being performed) / fire sprinkler / contractors license. The installer shall have been actively and successfully engaged in the installation of commercial automatic sprinkler sys

9、tems for the past ten years. B. Materials and Equipment: All equipment and devices shall be of a make and type listed by UL and approved by FM, or other nationally recognized testing laboratory for the specific purpose for which it is used. All materials, devices, and equipment shall be approved by

10、the VA. C. Submittals: Submit as one package in accordance with Section 01 33 23, SHOP DRAWINGS, PRODUCT DATA, AND SAMPLES. Prepare detailed working drawings that are signed by a NICET Level III or Level IV Sprinkler Technician or stamped by a Registered Professional Engineer practicing in the field

11、 of Fire Protection Engineering. As Government review is for technical adequacy only, the installer remains responsible for correcting any conflicts with other trades and building construction that arise during installation. / Partial submittals will not be accepted. / Material submittals shall be a

12、pproved prior to the purchase or delivery to the job site. Suitably bind submittals in notebooks or binders and provide index referencing the appropriate specification section. Submittals shall include, but not be limited to, the following: 1. Qualifications: a. Provide a copy of the installing cont

13、ractors / fire sprinkler / and state / contractors license. b. Provide a copy of the NICET certification for the NICET Level III or Level IV Sprinkler Technician who prepared and signed the detailed working drawings unless the drawings are stamped by a Registered Professional Engineer practicing in

14、the field of Fire Protection Engineering. 2. Drawings: Submit detailed 1:100 (1/8 inch) scale (minimum) working drawings conforming to NFPA 13. Include a site plan showing the piping to the water supply test location. 3. Manufacturers Data Sheets: a. For backflow preventers, provide flow test curves

15、 from UL, FM, or the Foundation for Hydraulic Research and Cross-Connection Control to verify pressure loss calculations. Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-05-08M 21 13 13 - 3 b. Provide for materials and equipment proposed for use on t

16、he system. Include listing information and installation instructions in data sheets. Where data sheet describes items in addition to that item being submitted, clearly identify proposed item on the sheet. 4. Calculation Sheets: Submit hydraulic calculation sheets in tabular form conforming to the re

17、quirements and recommendations of NFPA 13. 5. Final Document Submittals: Provide as-built drawings, testing and maintenance instructions in accordance with the requirements in Section 01 33 23, SHOP DRAWINGS, PRODUCT DATA, AND SAMPLES. Submittals shall include, but not be limited to, the following:

18、a. One complete set of reproducible as-built drawings showing the installed system with the specific interconnections between the waterflow switch or pressure switch and the fire alarm equipment. b. Complete, simple, understandable, step-by-step, testing instructions giving recommended and required

19、testing frequency of all equipment, methods for testing all equipment, and a complete trouble shooting manual. Provide maintenance instructions on replacing any components of the system including internal parts, periodic cleaning and adjustment of the equipment and components with information as to

20、the address and telephone number of both the manufacturer and the local supplier of each item. c. Material and Testing Certificate: Upon completion of the sprinkler system installation or any partial section of the system, including testing and flushing, provide a copy of a completed Material and Te

21、sting Certificate as indicated in NFPA 13. d. Certificates shall document all parts of the installation. e. Instruction Manual: Provide one copy of the instruction manual covering the system in a flexible protective cover and mount in an accessible location adjacent to the riser. D. Design Basis Inf

22、ormation: Provide design, materials, equipment, installation, inspection, and testing of the automatic sprinkler system in accordance with the requirements of NFPA 13. Recommendations in appendices shall be treated as requirements. 1. Perform hydraulic calculations in accordance with NFPA 13 utilizi

23、ng the Area/Density method. Do not restrict design area reductions permitted for using quick response sprinklers throughout by the required use of standard response sprinklers in the areas identified in this section. 2. Sprinkler Protection: To determining spacing and sizing, apply the following cov

24、erage classifications: Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-05-08M 21 13 13 - 4 SPEC WRITER NOTE: Identify all areas on the contract drawings. Show all piping including fittings and sizes for calculation purposes, from the water supply tes

25、t location to the point of connection where the sprinkler contractor is to start work. a. Light Hazard Occupancies: Patient care, treatment, and customary access areas. b. Ordinary Hazard Group 1 Occupancies: Laboratories, Mechanical Equipment Rooms, Transformer Rooms, Electrical Switchgear Rooms, E

26、lectric Closets, / Elevator Shafts, / Elevator Machine Rooms, / Refrigeration Service Rooms, Repair Shops. c. Ordinary Hazard Group 2 Occupancies: Storage rooms, trash rooms, clean and soiled linen rooms, pharmacy and associated storage, laundry, kitchens, kitchen storage areas, retail stores, retai

27、l store storage rooms, storage areas, building management storage, boiler plants, energy centers, warehouse spaces, file storage areas for the entire area of the space up to 140 square meters (1500 square feet) and Supply Processing and Distribution (SPD). d. Request clarification from the Governmen

28、t for any hazard classification not identified. 3. Hydraulic Calculations: Calculated demand including hose stream requirements shall fall no less than 10 percent below the available water supply curve. SPEC WRITER NOTE: Provide and verify the following based on the latest test data available. Where

29、 fire pumps are required, use paragraph “h”. 4. Water Supply: Base water supply on a flow test of: a. Location _ b. Elevation Static Test Gauge _ m (_ ft) c. Elevation Residual Test Gauge _ m (_ ft) d. Static pressure: _ kPa ( _ psi) e. Residual pressure: _ kPa ( _ psi) f. Flow: _ L/s ( _ gpm) g. Da

30、te: _ Time _ /h. Base sprinkler design on the capacity of the fire pump as identified in Specification Section 21 10 00, WATER-BASED FIRE-SUPPRESSION SYSTEMS. / Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-05-08M 21 13 13 - 5 5. Zoning: a. For eac

31、h sprinkler zone provide a control valve, flow switch and a test and drain assembly with pressure gauge. SPEC WRITER NOTE: Ensure that all smoke barriers and zones are shown on the drawings. Sprinkler zones in healthcare occupancies shall conform to the smoke barrier zones. /b. Sprinkler zones shall

32、 conform to the smoke barrier zones shown on the drawings. / SPEC WRITER NOTE: Seismically support piping in UBC zones 3 and 4. /c. Provide seismic protection in accordance with NFPA 13. / SPEC WRITER NOTE: Designate material requirements consistent with applicable requirements specified in the refe

33、renced Applicable Publications. Update and specify only that which applies to the project. 1.4 APPLICABLE PUIBLICATIONS A. The publications listed below form a part of this specification to the extent referenced. The publications are referenced in the text by the basic designation only. SPEC WRITER

34、NOTE: Specify the latest edition of NFPA codes and standards. B. National Fire Protection Association (NFPA): 13-2002 Installation of Sprinkler Systems 101-22003 Safety to Life from Fire in Buildings and Structures (Life Safety Code) 170-1999. Fire Safety Symbols SPEC WRITER NOTE: Specify the latest

35、 edition of the UL Fire Protection Equipment Directory. C. Underwriters Laboratories, Inc. (UL): Fire Protection Equipment Directory 2001 SPEC WRITER NOTE: Specify the latest edition of the FM Approval Guide. D. Factory Mutual Engineering Corporation (FM): Approval Guide 2001 E. Uniform Building Cod

36、e 1997 F. Foundation for Cross-Connection Control and Hydraulic Research-2005 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-05-08M 21 13 13 - 6 PART 2 PRODUCTS 2.1 PIPING & FITTINGS A. Sprinkler systems in accordance with NFPA 13. Use nonferrous pi

37、ping in MRI Scanning Rooms. 2.2 VALVES A. Valves in accordance with NFPA 13. B. Do not use quarter turn ball valves for 50 mm (2 inch) or larger drain valves. C. The wet system control valve shall be a listed indicating type valve. Control valve shall be UL Listed and FM Approved for fire protection

38、 installations. System control valve shall be rated for normal system pressure but in no case less than 175 PSI. (No Substitutions Allowed). SPEC WRITER NOTE: Alarm check valve required only for one zone system. /D. Alarm valve shall be UL Listed and Factory Mutual Approved. The alarm valve shall be

39、 equipped with a removable cover assembly. The alarm valve shall be listed for installation in the vertical or horizontal position. The alarm valve shall be equipped with gauge connections on the system side and supply side of the valve clapper. The alarm valve shall be equipped with an external byp

40、ass to eliminate false water flow alarms. The alarm valve trim piping shall be externally galvanized. Maximum water working pressure to 250 PSI. / /E. Ported alarm connections on sprinkler riser valve to be piped to a retard chamber to absorb variable pressure surges. Circuit Closer to be installed

41、on retard chamber with proper venting capabilities to eliminate vapor or hydraulic lock against circuit closer. / SPEC WRITER NOTE: Automatic ball drains are not required in geographical areas not subject to freezing temperatures. /G. Automatic Ball Drips: Cast brass 20 mm (3/4 inch) in-line automat

42、ic ball drip with both ends threaded with iron pipe threads. / 2.3 FIRE DEPARTMENT SIAMESE CONNECTION A. Brass, / flush wall type, / exterior fire department connection with brass escutcheon plate, / without sill cock, / and a minimum of two 65 mm (2-1/2 inch) connections threaded to match those on

43、the local fire protection service, with polished brass caps and chains. Provide escutcheon with integral raised letters / “Automatic Sprinkler“ / “Standpipe and Automatic Sprinkler“. / Install an automatic ball drip between fire department connection and check valve with drain piping routed to the e

44、xterior of the building or a floor drain. / Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-05-08M 21 13 13 - 7 2.4 SPRINKLERS A. All sprinklers except “institutional” type sprinklers shall be FM approved. / “Institutional” type sprinklers in Mental

45、Health and Behavior Units shall be UL listed or FM approved quick response type. Maximum break away strength shall be certified by the manufacturer to be no more than 39 kPa (85 pounds). / Provide quick response sprinklers in all areas, except where specifically prohibited by their listing or approv

46、al. 1. Cold storage rooms: Standard response dry pendant sprinklers. SPEC WRITER NOTE: When sprinklers are provided in elevator shafts, elevator pits and machine rooms utilize standard response sprinklers. /2. Elevator / shafts and elevator / machine rooms: Standard response sprinklers. / /3. Elevat

47、or pit: sidewall sprinklers. / /4. In generator rooms: Standard response sprinklers. (Note: Provide cages to protect sprinkler heads from breakage/damage when the elevation of the head is less than 7 feet 6 inches above finished floor (mechanical rooms, janitor closets, etc). / B. Temperature Rating

48、s: In accordance with NFPA 13, except as follows: 1. Sprinklers in elevator shafts, elevator pits, and elevator machine rooms: Intermediate temperature rated. 2. Sprinklers in Generator Rooms: High temperature rated. 2.5 SPRINKLER CABINET Provide sprinkler cabinet with the required number of sprinkler heads of all ratings and types installed, and a sprinkler wrench for each system. Locate adjacent to the riser. Sprinkler heads shall be installed in center of tile or center to center. 2.6 IDENTIFICATION SIGNS/HYDR