MW_Fire_Suppression_0515_2_Specification_FINAL.pdf

Peak Eng 21 00 00 Date 05/2015 Fire Sprinkler

SECTION 21 00 00

FIRE SPRINKLER

PART 1 GENERAL

1.1 SECTION INCLUDES

A. Reference Standards

B. Submittals and Working Drawings

C. Sprinkler System

D. System Design Requirements

Part-2 Products

E. Materials

F. Installation

G. Qualifications

Part-3 Execution

H. Examination

I. Preparation

1.2 REFERENCE STANDARDS

A. The following are references with definition acronyms used in this section.

B. Unless otherwise noted, standards, manuals, and codes refer to the latest edition of such standards, manuals, and codes as of the date of issue of this Project Specification.

C. Referenced Standards:

1. U.L. – Underwriters Laboratory listed for Fire Protection Systems.

2. NFPA – National Fire Protection Association.

3. SEI/ASCE 7 – Minimum Design Loads for Buildings and Other Structures.

4. CFC – California Fire Code with Amendments.

5. CBC – California Building Code with Amendments.

1.3 SUBMITTALS and WORKING DRAWINGS

A. Shop Drawings: Working Plans for sprinkler systems shall be complete and in full accordance with NFPA 13 Chapter on Plans and Calculations.

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1. All drawings and calculations shall be reviewed and accepted by the Fire Marshal as applicable prior to the beginning of Installation.

2. Drawings shall be stamped by a California licensed C-16 Contractor prior to Fire Marshal submittal.

3. Drawings shall include all Hanger details with associated vertical loads assigned and reviewed and stamped by the Structural Engineer of Record prior to submittal to the Fire Marshal.

4. Drawings shall include all Seismic Bracing details with associated zone of influence loads as described in NFPA 13 and locations noted on drawings of referenced zones of influence. These shall be reviewed and stamped by the Structural Engineer of Record prior to submittal to the Fire Marshal and shall include end of line restraints as defined in

NFPA 13.

1.4 SPRINKLER SYSTEM

A. Acceptable Manufacturers:

1. Sprinkler Heads, Sprinkler Emergency Cabinets and Specialties: Tyco, Victaulic.

2. Sprinkler System Valves: Tyco, Victaulic, AGF, United Brass, Nibco.

3. Sprinkler Above Ground Piping: Allied Pipe and Conduit, Bullmoose.

4. Sprinkler Above Ground Fittings: Anvil, Victaulic, Tyco, Smith-Cooper

5. Sprinkler Flow Switches, Bells, Tamper Switches: Potter, System Sensor.

6. Sprinkler Hangers and Seismic Bracing: Tolco, Afcon, Hilti.

7. Sprinkler Fire Dept. Connection: Potter.

8. Fire Pump Assemblies: Peerless, Patterson, Auroroa.

9. Sprinkler Flexible connection: Victaulic, Flex-head

1.5 SYSTEM DESIGN REQUIREMENTS

A. Conform to NFPA 13

1. All rooms shall be designed per NFPA 13 for an Ordinary Hazard Group 2 occupancy.

There shall be not reduced remote area for this occupancy hazard.

3. Both Existing Water Tanks must be locked in the “Open” position.

4. If flexible sprinkler connections are to be used, follow the manufactured listing for increases in friction loss.

PART 2 PRODUCTS

2.1 MATERIALS.

A. Pipe and Joints:

1. Threaded Piping: Galvanized Schedule 40 piping conforming to ASTM A-135 or

ASTM-795.

2. Roll Grooved Piping: Galvanized Schedule 40 piping conforming to ASTM A-135 or ASTM A-795. All pipe shall conform to NFPA 13.

B. Fittings:

1.Threaded galvanized cast iron, pressure class in accordance with developed system pressures, conforming to ASME B16.4. Threaded galvanized ductile iron pressure class in accordance with developed system pressures conforming to ASME B16.3.

2. Weld type galvanized fitting: Buttweld conforming to ASME B16.9. Flanges conforming to ASME B16.25. Socket weld conforming to ASME B16.11. All welds by certified welder in accordance with Section 15050.

3. Grooved galvanized fittings shall conform to ASTM-A47 (malleable), ASTM 536 (ductile), or ASTM-106 GRB (forged steel), ASTM A-53 type E, F, or S GRB (nipples), ASME B16.5 or B16.1 cast iron and carbon steel flanges.

4. Threaded or Grooved galvanized mechanical saddles, pressure class in accordance with developed system pressures.

5. All materials and fabrication shall be Factory Galvanized or Hot Dipped Galvanized.

Cold Spray galvanized will not be permitted.

C. Valves:

1. All valves are to be indicating type.

2. All valves U.L. listed.

3. All Main Control valves shall be included with tamper switch.

4. All valves shall be galvanized or epoxy coated

D. Hangers:

1. All hangers, attachments and components shall be electro plated and U.L. listed

2. All piping hangers and rods shall conform to NFPA 13

3. All Means and Methods for installation of hangers must be accepted by the Structural Engineer or record.

4. Attachment methods to concrete shall use Hilti TZ for cracked concrete.

E. Seismic:

1. All Seismic Bracing, attachments and components shall be electro plated and U.L listed.

2. All Seismic Bracing shall conform to NFPA 13.

3. Bracing material for Seismic Bracing only shall be of schledule 40 galvanized steel pipe.

4. Attachment methods to concrete shall use Hilti TZ for cracked concrete.

F. Sprinklers: Heads shall be U.L. Listed and of the type required to properly protect the intended space. Heads shall be of ordinary-temperature classification except as required by ceiling temperature, location, or service as allowed or required by code. Heads to be Quick Response, Stainless Steel with factory wax coating.

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1. All finished ceiling areas shall use a semi-recessed sprinkler with semi-recessed eschutcheon to match, and shall be located center of 2x2 ceiling panel or 2x4 ceiling panel. Sprinklers do not denote a symmetrical location with lights, diffusers, etc.

2. All open ceiling areas to underside of structure shall use a stainless wax coated upright or pendent sprinkler.

3. The use of a flexible connection between main, branchline or armover and the fire sprinkler in the finished ceiling, shall be U.L listed for fire service and shall not exceed the bending radius of the manufactured listing.

G. Underground Materials:

1. UL/FM listed minimum CL150 PVC Piping with Mechanical Joint Fittings.

2.2 QUALIFICATIONS

A. Welders' Certificates: Submit certificates under provisions of Section 01 33 00, certifying welders employed on the Work, verifying AWS qualification within the previous 12 months.

PART 3 EXECUTION

3.1 EXAMINATION

A. Examine job site conditions and verify field dimensions prior to submittal to Fire Marshal

B. Verify structure or substrate is ready to receive work.

C. Examine new and existing conditions, i.e, mechanical, plumbing and electrical prior to submittal to Fire Marshal.

3.2 PREPARATION

A. A Weld Inspection shall be performed on site by the Fire Marshal representative.

B. All threaded piping shall be chamfered per. NFPA 13.

C. A Contractors Material and Test Certificate for Aboveground and Underground piping shall be provided upon completion of testing and witnessing of the Aboveground Piping and Underground Piping and prior to the tie-in of the Aboveground to Underground piping.

3.3 INSTALLATION

1. General: Provide a complete operable system designed and installed in accordance with applicable local, state, federal and jurisdictional codes, enforcements agencies and insurance rating or underwriting agencies.

A. All systems shall be drainable with proper drawings devices, and drain terminations either to exterior of building or to proper receptacles within building.

B. All systems shall be supported and braced for conformance to proper and applicable standards.

C. All openings for piping should be anticipated and coordinated with General Contractor.

Indicate such openings on the shop drawings. Any additional cutting of openings must be coordinated with the General Contractor.

D. Where piping passes thru masonry units or concrete walls or floor or other building construction. Where exposed piping passes thru finished work, chrome plated, or other finish acceptable to Architect, split wall plates or escutcheons shall be installed to fit snuggly around piping. Where rated walls are penetrated, UL approved assemblies shall be provided at each hole to assure effectiveness of construction as a fire stop.

E. Underground Contractor shall provide the Overhead Fire Sprinkler Contractor with a signed, dated and witnessed NFPA "Contractor's Material and Test Certificate for Underground Piping" following the 200# Hydrostatic Test, Flushing and Witnessing of Flush prior to the tie-in of the Overhead Fire Sprinkler system.

F. Contractor shall provide NFPA "Contractor's Material and Test Certificate for Aboveground Piping" signed and dated following 200# Hydrostatic Test of Interior Fire Sprinkler system.

G. Use no face bushings.

H. Provide seismic restraints in accordance with Jurisdictional Agencies.

END OF SECTION