Monroe_Specification_211313.pdf

General Services Administration Monroe, Louisiana U.S. Courthouse and Post Office Building LA0029ZZ

FIRE SUPPRESSION PIPING AND SPRINKLERS 211313-1

SECTION 211313 – FIRE SUPPRESSION PIPING AND SPRINKLERS

PART 1 - GENERAL

1.1 RELATED DOCUMENTS

A. Drawings and general provisions of the Contract, including General and

Supplementary Conditions and Division 1 Specification Sections, apply to this Section.

1.2 SUMMARY

A. This Section includes the following fire-suppression piping inside the building:

1. Wet-pipe sprinkler systems.

B. Related Sections include the following:

1. Division 28 Section 283111

1.3 DEFINITIONS

A. Authority Having Jurisdiction: GSA Fire Protection Engineer

1.4 SYSTEM DESCRIPTIONS

A. Provide a new fire suppression, fire alarm, and protection system as indicated on drawings.

1.5 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. Design Criteria:

a. Provide the design of the wet pipe sprinkler system as follows:

1) Small room rule is NOT allowed.

2) Provide a minimum calculated design area of 1500 square feet.

3) Reduction of design area for Quick Response sprinklers is not allowed.

4) Base calculations on results of fire-hydrant flow test performed within

6 months of notice to proceed with construction.

b. Hazen-Williams calculations for design shall use a “C” value of 100 for all piping.

c. Provide 10 psi safety factor to all calculations.

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2. Sprinkler Occupancy Hazard Classifications:

a. Areas as indicated on the shop drawings.

3. Minimum Density for Automatic-Sprinkler Piping Design:

a. As indicated on drawings and per NFPA 13.

4. Maximum Protection Area per Sprinkler:

a. As indicated on drawings and per NFPA 13.

5. Total Combined Hose-Stream Demand Requirement: According to NFPA 13, unless otherwise indicated:

a. 250 gpm for 60 minutes

1.6 SUBMITTALS

A. Product Data: All materials are required to be domestically produced. Foreign produced materials will not be accepted.

1. Piping materials, including sprinkler 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. Shop drawings with all components fully illustrated and sized.

B. Fire-hydrant flow test report.

C. Sprinkler Drawings: Working plans and design drawings, prepared according to NFPA 13, including hydraulic calculations, stamped and signed by a Texas RME, Louisiana Certified, or Arkansas RME.

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. Welding certificates.

F. Field quality-control test reports.

G. Operation and Maintenance Data: For sprinkler specialties to include in emergency, operation, and maintenance manuals.

1.7 QUALITY ASSURANCE

A. Installer Qualifications:

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1. Installer's responsibilities include designing, fabricating, and installing fire-suppression systems and providing Responsible Managing Employee for design and hydraulic calculations.

B. Installation and design shall be accomplished by a Contractor with a minimum of five years experience in the installation of water based fire suppression systems of this size and type, and have, full time on staff, a National Institute for Certification in

Engineering Technologies (NICET) Level IV Automatic Sprinkler Systems Technician or as approved by the GSA fire protection engineer. Any proposed installer who cannot show evidence of such qualifications may be rejected.

C. Welding: Qualify processes and operators according NFPA-13.

D. PBS P100 Facilities Standard for the Public Buildings Service, 2015.

E. NFPA Standards: Fire-suppression-system equipment, specialties, accessories, installation, and testing shall comply with the following:

1. NFPA 13, "Installation of Sprinkler Systems", 2016.

1.8 COORDINATION

A. Coordinate layout and installation of sprinklers with other construction that penetrates floors and ceilings, including light fixtures, HVAC equipment, and partition assemblies.

1.9 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 a minimum of six spare sprinklers of each type, size and temperature utilized plus sprinkler wrench for each type.

PART 2 - PRODUCTS

2.1 MANUFACTURERS

A. Available Manufacturers: Products can be offered by any manufacturer that meets the listing and performance requirements and products are domestically produced.

B. All materials including anchors, hangers, fittings, pipe, sprinklers, etc. are required to be produced domestically. Materials provided from any other country other than the USA will not be accepted.

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2.2 STEEL PIPE AND FITTINGS

A. Threaded-End, Schedule 40 Steel Pipe: ASTM A 53/A 53M, ASTM A 135, or ASTM A 795, hot-dip galvanized where indicated and with factory- or field-formed threaded ends.

1. Cast-Iron Threaded Fittings: ASME B16.1.

2. Steel Threaded Pipe Nipples: ASTM A 733, made of ASTM A 53/A 53M or

ASTM A 106, Schedule 40, seamless steel pipe hot-dip galvanized where indicated. Include ends matching joining method.

B. Roll Grooved-End, Schedule 10 Steel Pipe: ASTM A 53/A 53M, ASTM A 135, or

ASTM A 795, hot-dip galvanized where indicated and with factory- or field-formed roll-grooved ends.

1. Grooved-Joint Piping Systems:

a. Grooved-End Fittings: UL-listed, ASTM A 536, ductile-iron casting with OD matching steel-pipe OD.

b. Grooved-End-Pipe Couplings: UL 213 and AWWA C606, rigid pattern, unless otherwise indicated; gasketed fitting matching steel-pipe OD.

Include ductile-iron housing with keys matching steel-pipe and fitting grooves, pre-lubricated rubber gasket listed for use with housing, and steel bolts and nuts.

C. Threadable lightwall piping is prohibited.

D. Any form or type of sprinkler pipe other than full Schedule 40 or Schedule 10 is prohibited regardless of the CRR rating.

2.3 SPRINKLER SPECIALTY FITTINGS

A. Sprinkler specialty fittings shall be UL listed or FMG approved, with 175-psig minimum working-pressure rating, and made of materials compatible with piping. Sprinkler specialty fittings shall have 300-psig working-pressure rating if fittings are components of high-pressure piping system.

B. Sprinkler Drain and Alarm Test Fittings: Cast- or ductile-iron body; with threaded or locking-lug inlet and outlet, test valve, and orifice and sight glass.

C. Sprinkler Inspector's Test Fitting: Cast- or ductile-iron housing with threaded inlet and drain outlet and sight glass.

2.4 LISTED FIRE-PROTECTION VALVES

A. Valves shall be UL listed or FMG approved, with 175-psig minimum pressure rating.

B. Ball Valves: Comply with UL 1091, except with ball instead of disc.

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1. NPS 1-1/2 and Smaller: Bronze body with threaded ends.

2. NPS 2 and NPS 2-1/2: Bronze body with threaded ends or ductile-iron body with grooved ends.

3. NPS 3 and Larger: Ductile-iron body with grooved ends.

C. Butterfly Valves: UL 1091.

1. NPS 2 and Smaller: Bronze body with threaded ends.

2. NPS 2-1/2 and Larger: Bronze, cast-iron, or ductile-iron body; wafer type or with flanged or grooved ends.

D. Check Valves NPS 2 and Larger: UL 312, swing type, cast-iron body with flanged or grooved ends.

E. Indicating Valves: UL 1091, with integral indicating device and ends matching connecting piping.

1. Indicator: Electrical, 115-V ac, pre-wired, 2-circuit, supervisory switch with Visual indicator.

2. NPS 2 and Smaller: Ball or butterfly valve with bronze body and threaded ends.

3. NPS 2-1/2 and Larger: Butterfly valve with cast- or ductile-iron body; wafer type or with flanged or grooved ends.

F. Gate Valves: UL 262, OS&Y type.

1. NPS 2 and Smaller: Bronze body with threaded ends.

2. NPS 2-1/2 and Larger: Cast-iron body with flanged ends.

2.5 SPECIALTY VALVES

A. Sprinkler System Control Valves: UL listed or FMG approved, cast- or ductile-iron body with flanged or grooved ends, and 175-psig minimum pressure rating.

1. Alarm Check Valves: UL 193, designed for horizontal or vertical installation, with bronze grooved seat with O-ring seals, single-hinge pin, and latch design.

Include trim sets for bypass, drain, electrical sprinkler alarm switch, pressure gages and fill-line attachment with strainer.

2. UL listed floor control valve assembly.

2.6 SPRINKLERS

A. Available Manufacturers:

1. Central Sprinkler Corp.

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2. Globe Fire Sprinkler Corporation.

3. Grinnell Fire Protection.

4. Reliable Automatic Sprinkler Co., Inc.

5. Star Sprinkler Inc.

6. Viking Corp.

7. TYCO

B. Automatic Sprinklers: With heat-responsive element complying with the following:

1. UL 199, for nonresidential applications.

C. Sprinkler Types and Categories:

a. Orifice: 1/2 inch, with discharge coefficient K of 5.6.

1) Use in Light Hazard

b. Orifice: 17/32 inch, with discharge coefficient K of 8.0.

1) Use in other than Light Hazard

D. Sprinkler types, features, and options as follows:

1. Concealed ceiling sprinklers, including cover plate.

2. Institution sprinklers, made with a small, breakaway projection.

3. Pendent sprinklers.

4. Pendent, dry-type sprinklers.

5. Quick-response sprinklers.

6. Recessed sprinklers, including escutcheon.

7. Sidewall sprinklers.

8. Sidewall, dry-type sprinklers.

9. Upright sprinklers.

E. Sprinkler Finishes: Chrome plated, bronze, or painted.

F. Sprinkler Escutcheons:

1. Ceiling Mounting: Painted or Chrome-plated steel, one piece, with 1-inch vertical adjustment.

2. Sidewall Mounting: Painted or Chrome-plated steel, one piece, flat.

G. Sprinkler Guards: Wire-cage type, including fastening device for attaching to sprinkler.

2.7 ALARM DEVICES

A. Alarm-device types shall match piping and equipment connections.

B. Water-Flow Indicator: Provide waterflow switches for each floor control valve assembly.

C. Valve Supervisory Switch: Provide tamper switches for each floor control valve assembly.

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2.8 PRESSURE GAGES (If Used)

A. Description: UL 393, 3-1/2- to 4-1/2-inch- diameter, dial pressure gage with range of 0 to 250 psig minimum

1. Water System Piping: Include caption "WATER" or "AIR/WATER" on dial face.

2. Air System Piping: Include retard feature and caption "AIR" or "AIR/WATER" on dial face.

PART 3 - EXECUTION

3.1 PREPARATION

3.2 PIPING APPLICATIONS, GENERAL

A. Shop weld pipe fittings for branch lines.

B. Do not use welded joints on or weld fittings to galvanized-steel pipe.

C. Flanges, flanged fittings, unions, nipples, and transition and special fittings with finish and pressure ratings same as or higher than system's pressure rating may be used in aboveground applications, unless otherwise indicated.

3.3 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 for written approval with GSA Fire Protection Engineer before deviating from approved working plans.

C. Use approved fittings to make changes in direction, branch takeoffs from mains, and reductions in pipe sizes. Bushings are prohibited.

D. Mechanical tees are prohibited.

E. Install fittings which permit disassembly and interior inspection of piping at all changes of direction, at the end of piping runs, at each end of cross mains, feed mains and risers, and as otherwise needed for all piping NPS 2-1/2 and larger.

F. Install "Inspector's Test Connections" in sprinkler system piping, complete with shutoff valve, sized and located according to NFPA 13.

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G. Install alarm devices in piping systems.

H. Hangers and Supports: Comply with NFPA 13 and the following table for hanger materials, spacing, and anchorage.

1. Install sprinkler system pipe hangers according to NFPA 13 for threaded pipe.

2. Install sprinkler system pipe hangers in accordance with the following table for all rolled grooved pipe:

Nominal

Pipe Size

Pipe Length in Feet

7 10 12 15 20 22 25 30 35 40

Minimum Number of Hangers per Pipe Length, Evenly Spaced

2½” - 4” 1 1 2 2 2 2 2 3 4 4

5” - 8” 1 1 1 2 2 2 2 3 3 3

*** No pipe length is to be left unsupported between any two couplings ***

3.4 VALVE INSTALLATION

A. Install listed fire-protection valves, unlisted general-duty valves, specialty valves and trim, controls, and specialties according to NFPA 13 and NFPA 14 and authorities having jurisdiction.

B. Install listed fire-protection shutoff valves supervised-open, located to control sources of water supply except from fire department connections. Install permanent identification signs indicating portion of system controlled by each valve.

3.5 SPRINKLER APPLICATIONS

A. Where specific sprinkler types are not indicated on contract drawings, use the following sprinkler types:

1. Rooms without Ceilings: Upright sprinklers .

2. Rooms with Suspended Ceilings: Pendent, recessed sprinklers.

3. Wall Mounting: Sidewall sprinklers.

3.6 SPRINKLER INSTALLATION

A. Install sprinklers in suspended ceilings in the exact center of acoustical ceiling panels and tiles.

B. Flexible sprinkler drops are prohibited.

3.7 FIELD QUALITY CONTROL

A. Perform the following field tests and inspections and prepare test reports:

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B. Where pipe undergoes fabrication, disinfect the internal surfaces of the pipe at the fabricator with a solution of IPA (Isopropyl Alcohol) or equivalent disinfectant. After fabrication and disinfecting, cap pipe ends to prevent dirt and other residue from entering the clean pipe.

C. Do not use chlorine for disinfecting purposes.

D. Do not to leave open pipe exposed where it could accumulate dust, dirt, water and other residue prior to installation. Store pipes on pallets or blocks so that they are at least 1 to 2 in. (25 to 50 mm) above the ground to prevent foreign material from entering the pipe prior to installation.

E. Certify disinfecting methods and procedures, as well as the pre-assembly storing condition of pipe in the ‘‘Additional Explanations and Notes’’ section of the

Contractor’s Material and Tests Certificate for Above-ground Piping.

F. Replace piping system components that do not pass test procedures and retest to demonstrate compliance. Repeat procedure until satisfactory results are obtained.

G. Report test results promptly and in writing to GSA Fire Protection Engineer.

3.8 DEMONSTRATION

A. Engage a factory-authorized service representative to train Owner's maintenance personnel to adjust, operate, and maintain specialty valves. Refer to Division 1

Section "Closeout Procedures Demonstration and Training."

END OF SECTION 211313