PROJECT MANUAL COTA ADMINISTRATION OFFICE RENOVATION · C. Welding Filler Metals: Comply with AWS...

PROJECT MANUAL

COTA ADMINISTRATION OFFICE RENOVATION

33 North High Street Columbus, OH 43215

PREPARED FOR:

CENTRAL OHIO TRANSIT AUTHORITY 33 N. HIGH STREET

COLUMBUS, OHIO 43215

PREPARED BY:

ARCHITECTS 300 SPRUCE STREET

COLUMBUS, OHIO 43215 614-461-4664 FAX 614-280-8881

ADVANCED ENGINEERING CONSULTANTS

MEP ENGINEERING 1405 DUBLIN ROAD,

CONTRUCTION DOCUMENTS VOLUME 2 MAY 3, 2019

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TABLE OF CONTENTS Cover Sheet Table of Contents VOLUME 1 00 43 25 - Substitution Procedures 00 43 26 - Substitution Request Form 00 31 25 Existing Hazardous Material Information DIVISION 01 - GENERAL REQUIREMENTS 01 12 16 Work Sequence 01 23 00 Alternates 01 33 23 Shop Drawings, Product Data, Samples 01 35 13 Special Project Procedures 01 50 00 Temporary Facilities and Controls 01 60 00 Product Requirements 01 73 00 Execution Requirements 01 73 29 Cutting and Patching 01 74 00 Cleaning DIVISION 02 – EXISTING CONDITIONS 02 41 19 Selective Building Demolition DIVISION 03 - CONCRETE 03 01 32 Cementitous Leveling DIVISION 04 - MASONRY 04 01 42 Stone Restoration 04 43 11 Granite DIVISION 05 - METALS 05 40 00 Cold-Formed Metal Framing 05 50 00 Metal Fabrications DIVISION 06 – WOOD, PLASTICS AND COMPOSITES 06 10 50 Wood Blocking 06 40 00 Architectural Woodwork DIVISION 07 - THERMAL & MOISTURE PROTECTION 07 21 00 Thermal Insulation 07 27 19 Plastic Sheet Air Barriers 07 42 13.33 Stone Composite Wall Panels

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07 84 00 Firestopping 07 92 00 Joint Sealants DIVISION 08 - DOORS & WINDOWS 08 41 13 Aluminum-Framed Entrances and Storefronts 08 42 26 All-Glass Entrances 08 42 29 Sliding Automatic Entrances 08 44 13 Glazed Aluminum Curtainwalls 08 71 00 Door Hardware 08 81 00 Glass and Glazing DIVISION 09 - FINISHES 09 21 16 Gypsum Board Systems 09 30 00 Tile 09 51 13 Acoustical Panel Ceilings 09 54 26 Wood Panel Grille Ceilings 09 65 13 Resilient Base 09 66 13 Portland Cement Terrazzo 09 66 18 Precast Terrazzo 09 68 00 Carpeting 09 84 14 Stretched-Fabric Wall System 09 91 00 Painting DIVISION 10 - SPECIALTIES 10 11 00 Visual Display Boards DIVISION 11 - EQUIPMENT 11 14 13 Pedestrian Gates 11 31 00 Residential Appliances DIVISION 12 - FURNISHINGS 12 21 13 Horizontal Louver Blinds 12 24 13 Window Roller Shades VOLUME 2 DIVISION 21 – FIRE SUPPRESSION 21 05 00 - Common Work Results for Fire Suppression 21 05 29 - Hangers & Supports for Fire Suppression Piping and Equipment 21 10 00 - Water-Based Fire-Suppression Systems DIVISION 22 – PLUMBING 22 01 00 - Close Out Documents 22 05 00 - Common Work Results for Plumbing 22 05 01 - General Plumbing Requirements

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22 05 23 - General-Duty Valves for Plumbing Piping 22 05 29 - Hangers and Supports for Plumbing Piping and Equipment 22 05 53 - Identification for Plumbing Piping and Equipment 22 07 00 - Plumbing Insulation 22 11 16 - Domestic Water Piping 22 11 19 - Domestic Water Piping Specialties 22 13 16 - Sanitary Waste and Vent Piping 22 13 19 - Sanitary Waste Piping Specialties 22 40 00 - Plumbing Fixtures DIVISION 23 – HVAC 23 01 00 - Close Out Documents 23 01 03 - Electronic Drawing Release 23 05 00 - Common Work Results for HVAC 23 05 01 - General Requirements for HVAC 23 05 17 - Sleeves and Sleeve Seals 23 05 29 - Hangers and Supports for HVAC Piping and Equipment 23 05 93 - Testing, Adjusting, and Balancing for HVAC 23 07 00 - HVAC Insulation 23 31 13 - Metal Ducts 23 33 00 - Air Duct Accessories 23 37 13 - Diffusers, Registers, and Grilles 23 83 23 - Radiant Heating Electric panels DIVISION 26 – ELECTRICAL 26 01 00 - General Electrical Requirements 26 01 03 - Electronic Drawing Release 26 05 00 - Common Work Results for Electrical 26 05 19 - Low-Voltage Electrical Power Conductors and Cables 26 05 23 - Control Voltage Electrical Power Cables 26 05 26 - Grounding and Bonding for Electrical Systems 26 05 29 - Hangers and Supports for Electrical Systems 26 05 33 - Raceway and Boxes for Electrical Systems 26 05 39 - Under-floor Raceways for Electrical Systems 26 05 53 - Identification for Electrical Systems 26 09 23 - Lighting Control Devices 26 27 26 - Wiring Devices 26 28 16 - Enclosed Switches and Circuit Breakers 26 51 00 - Interior Lighting DIVISION 27 – COMMUNICATION 270016 - Electronic Drawing Release 270100 - Operations and Maintenance of Communications Systems 270500 - Common Work Results for Communications 270510 - Telecommunications Administration and Labeling 270700 - Technology Demolition 271100 - Communications Equipment Room Fittings 271300 - Communications Backbone Cabling 271500 - Communications Horizontal Cabling

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272133 - Data Communications Wireless Access Points DIVISION 28 – SAFETY AND SECURITY 28 15 00 - Access Control and Intrusion Detection 28 23 00 - Video Surveillance 28 31 11 - Digital, Addressable Fire-Alarm System

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COTA 21 05 00 - 1 Administration Office Renovation COMMON WORK RESULTS FOR FIRE SUPPRESSION

SECTION 21 05 00

COMMON WORK RESULTS FOR FIRE SUPPRESSION

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:

1. Piping materials and installation instructions common to most piping systems. 2. Mechanical sleeve seals. 3. Sleeves. 4. Escutcheons. 5. Grout. 6. Concrete bases. 7. Supports and anchorages.

1.3 DEFINITIONS

A. Finished Spaces: Spaces other than mechanical and electrical equipment rooms, furred spaces, pipe chases, unheated spaces immediately below roof, spaces above ceilings, unexcavated spaces, crawlspaces, and tunnels.

B. Exposed, Interior Installations: Exposed to view indoors. Examples include finished occupied spaces and mechanical equipment rooms.

C. Exposed, Exterior Installations: Exposed to view outdoors or subject to outdoor ambient temperatures and weather conditions. Examples include rooftop locations.

D. Concealed, Interior Installations: Concealed from view and protected from physical contact by building occupants. Examples include above ceilings and in chases.

E. Concealed, Exterior Installations: Concealed from view and protected from weather conditions and physical contact by building occupants but subject to outdoor ambient temperatures. Examples include installations within unheated shelters.

1.4 SUBMITTALS

A. Welding certificates.

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1.5 OPERATION AND MAINTENANCE DATA

A. In addition to the Operation and Maintenance Manual requirements of Division 01, provide the following to be inserted into the O&M Manual:

1. Hydrostatic Test Report per NFPA 2. Underground Flushing Report per NFPA 3. Equipment Start-Up (Fire Pump, Special Hazards Extinguishing Systems) 4. Valve Tag List

1.6 QUALITY ASSURANCE

A. Steel Support Welding: Qualify processes and operators according to AWS D1.1, "Structural Welding Code--Steel."

B. Steel Pipe Welding: Qualify processes and operators according to ASME Boiler and Pressure Vessel Code: Section IX, "Welding and Brazing Qualifications."

1. Comply with provisions in ASME B31 Series, "Code for Pressure Piping." 2. Certify that each welder has passed AWS qualification tests for welding processes

involved and that certification is current.

C. Electrical Characteristics for Fire-Suppression Equipment: Equipment of higher electrical characteristics may be furnished provided such proposed equipment is approved in writing and connecting electrical services, circuit breakers, and conduit sizes are appropriately modified. If minimum energy ratings or efficiencies are specified, equipment shall comply with requirements.

PART 2 - PRODUCTS

2.1 PIPE, TUBE, AND FITTINGS

A. Refer to individual Division 21 piping Sections for pipe, tube, and fitting materials and joining methods.

B. Pipe Threads: ASME B1.20.1 for factory-threaded pipe and pipe fittings.

2.2 JOINING MATERIALS

A. Refer to individual Division 21 piping Sections for special joining materials not listed below.

B. Pipe-Flange Gasket Materials: ASME B16.21, nonmetallic, flat, asbestos-free, 1/8-inch maximum thickness unless thickness or specific material is indicated.

C. Welding Filler Metals: Comply with AWS D10.12.

2.3 MECHANICAL SLEEVE SEALS

A. Description: Modular sealing element unit, designed for field assembly, to fill annular space between pipe and sleeve.

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B. Sealing Elements: EPDM interlocking links shaped to fit surface of pipe. Include type and number required for pipe material and size of pipe.

C. Pressure Plates: Carbon steel above grade, stainless steel below grade. Include two for each sealing element.

D. Connecting Bolts and Nuts: Carbon steel with corrosion-resistant coating above grade, stainless steel below grade, of length required to secure pressure plates to sealing elements. Include one for each sealing element.

2.4 SLEEVES

A. Galvanized-Steel Sheet: 0.0239-inch minimum thickness; round tube closed with welded longitudinal joint.

B. Steel Pipe: ASTM A 53, Type E, Grade B, Schedule 40, galvanized, plain ends.

C. Cast Iron: Cast or fabricated "wall pipe" equivalent to ductile-iron pressure pipe, with plain ends and integral water-stop, unless otherwise indicated.

D. Stack Sleeve Fittings: Manufactured, cast-iron sleeve with integral clamping flange. Include clamping ring and bolts and nuts for membrane flashing.

1. Under-deck Clamp: Clamping ring with set screws.

2.5 ESCUTCHEONS

A. Description: Manufactured wall and ceiling escutcheons and floor plates, with an ID to closely fit around pipe, tube, and insulation of insulated piping and an OD that completely covers opening.

B. One-Piece, Deep-Pattern Type: Deep-drawn, box-shaped brass with polished chrome-plated finish.

C. One-Piece, Cast-Brass Type: With set screw.

1. Finish: Polished chrome-plated.

D. Split-Casting, Cast-Brass Type: With concealed hinge and set screw.

1. Finish: Polished chrome-plated.

2.6 GROUT

A. Description: ASTM C 1107, Grade B, non-shrink and nonmetallic, dry hydraulic-cement grout.

1. Characteristics: Post-hardening, volume-adjusting, non-staining, noncorrosive, nongaseous, and recommended for interior and exterior applications.

2. Design Mix: 5000-psi, 28-day compressive strength. 3. Packaging: Premixed and factory packaged.

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PART 3 - EXECUTION

3.1 FIRE SUPPRESSION DEMOLITION

A. Refer to Division 01 Section "Cutting and Patching" and Division 02 Section "Selective Structure Demolition" for general demolition requirements and procedures.

B. The scope of the Fire Suppression work includes furnishing, labor, equipment and materials necessary for the complete installation of all Fire Suppression work shown on the Drawings and specified herein.

C. Disconnect, demolish, and remove plumbing systems, equipment, and components indicated to be removed.

1. Piping to Be Removed: Remove portion of piping indicated to be removed and cap or plug remaining piping with same or compatible piping material.

2. Piping to Be Abandoned in Place: Drain piping and cap or plug piping with same or compatible piping material.

3. Equipment to Be Removed: Disconnect and cap services and remove equipment. 4. Equipment to Be Removed and Reinstalled: Disconnect and cap services and remove,

clean, and store equipment; when appropriate, reinstall, reconnect, and make equipment operational.

5. Equipment to Be Removed and Salvaged: Disconnect and cap services and remove equipment and deliver to Owner.

3.2 PIPING SYSTEMS - COMMON REQUIREMENTS

A. Install piping according to the following requirements and Division 21 Sections specifying piping systems.

B. Drawing plans, schematics, and diagrams indicate general location and arrangement of piping systems. Indicated locations and arrangements were used to size pipe and calculate friction loss, expansion, pump sizing, and other design considerations. Install piping as indicated unless deviations to layout are approved on Coordination Drawings.

C. Install piping in concealed locations, unless otherwise indicated and except in equipment rooms and service areas.

D. Install piping indicated to be exposed and piping in equipment rooms and service areas at right angles or parallel to building walls. Diagonal runs are prohibited unless specifically indicated otherwise.

E. Install piping above accessible ceilings to allow sufficient space for ceiling panel removal.

F. Install piping to permit valve servicing.

G. Install piping at indicated slopes.

H. Install piping free of sags and bends.

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I. Install fittings for changes in direction and branch connections.

J. Install piping to allow application of insulation.

K. Select system components with pressure rating equal to or greater than system operating pressure.

L. Sleeves are not required for core-drilled holes in walls and roofs.

M. Sleeves are required for core-drilled holes in mechanical room floors

N. Permanent sleeves are not required for holes formed by removable PE sleeves.

O. Install sleeves for pipes passing through concrete and masonry walls and concrete floor and roof slabs.

P. Install sleeves for pipes passing through concrete and masonry walls, gypsum-board partitions, and concrete floor and roof slabs.

Q. Install sleeves in concrete floors, concrete roof slabs, and concrete walls as new slabs and walls are constructed.

1. Cut sleeves to length for mounting flush with both surfaces.

a. Exception: Extend sleeves installed in floors of mechanical equipment areas or other wet areas 2 inches above finished floor level.

R. Install sleeves for pipes passing through interior partitions.

1. Cut sleeves to length for mounting flush with both surfaces. 2. Install sleeves that are large enough to provide 1/4-inch annular clear space between

sleeve and pipe. 3. Seal annular space between sleeve and piping; use joint sealants appropriate for size,

depth, and location of joint. Comply with requirements for sealants specified in Division 07 Section "Joint Sealants."

S. Aboveground, Exterior-Wall Pipe Penetrations: Seal penetrations using sleeves and mechanical sleeve seals. Select sleeve size to allow for 1-inch annular clear space between pipe and sleeve for installing mechanical sleeve seals.

1. Install steel pipe for sleeves smaller than 6 inches in diameter. 2. Install cast-iron "wall pipes" for sleeves 6 inches and larger in diameter. 3. Mechanical Sleeve Seal Installation: Select type and number of sealing elements

required for pipe material and size. Position pipe in center of sleeve. Assemble mechanical sleeve seals and install in annular space between pipe and sleeve. Tighten bolts against pressure plates that cause sealing elements to expand and make watertight seal.

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T. Underground, Exterior-Wall Pipe Penetrations: Install cast-iron "wall pipes" for sleeves. Seal pipe penetrations using mechanical sleeve seals. Select sleeve size to allow for 1-inch annular clear space between pipe and sleeve for installing mechanical sleeve seals.

1. Mechanical Sleeve Seal Installation: Select type and number of sealing elements required for pipe material and size. Position pipe in center of sleeve. Assemble mechanical sleeve seals and install in annular space between pipe and sleeve. Tighten bolts against pressure plates that cause sealing elements to expand and make watertight seal.

U. Fire-Barrier Penetrations: Maintain indicated fire rating of walls, partitions, ceilings, and floors at pipe penetrations. Seal pipe penetrations with firestop materials. Refer to Division 07 Section "Penetration Firestopping" for materials.

V. Install stack-sleeve fittings in new slabs as slabs are constructed.

1. Install fittings that are large enough to provide 1/4-inch annular clear space between sleeve and pipe or pipe insulation.

2. Secure flashing between clamping flanges for pipes penetrating floors with membrane waterproofing. Comply with requirements for flashing specified in Division 07 Section "Sheet Metal Flashing and Trim."

3. Install section of cast-iron soil pipe to extend sleeve to 2 inches above finished floor level.

4. Extend cast-iron sleeve fittings below floor slab as required to secure clamping ring if ring is specified.

5. Using grout, seal the space around outside of stack-sleeve fittings.

W. Install sleeve-seal fittings in new walls and slabs as they are constructed.

1. Assemble fitting components of length to be flush with both surfaces of concrete slabs and walls. Position waterstop flange to be centered in concrete slab or wall.

2. Secure nailing flanges to concrete forms. 3. Using grout, seal the space around outside of sleeve-seal fittings.

X. Verify final equipment locations for roughing-in.

Y. Refer to equipment specifications in other Sections of these Specifications for roughing-in requirements.

Z. Install escutcheons for penetrations of walls, ceilings, and floors.

AA. Install escutcheons with ID to closely fit around pipe and with OD that completely covers opening.

1. Escutcheons for New Piping:

a. Piping with Fitting or Sleeve Protruding from Wall: One-piece, deep-pattern type. b. Chrome-Plated Piping: One-piece, cast-brass type with polished, chrome-plated

finish. c. Insulated Piping: One-piece, stamped-steel type.

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d. Bare Piping at Wall, Floor and Ceiling Penetrations in Finished Spaces: One-piece, cast-brass type with polished, chrome-plated finish or one-piece, stamped-steel type.

e. Bare Piping in Unfinished Service Spaces, Including Equipment Rooms: One-piece, cast-brass type with polished, chrome-plated or rough-brass finish, or one-piece, stamped-steel type.

2. Escutcheons for Existing Piping:

a. Chrome-Plated Piping: Split-casting brass type with polished, chrome-plated finish.

b. Bare Piping at Wall, Floor and Ceiling Penetrations in Finished Spaces: Split-casting brass type with polished, chrome-plated finish, or split-plate, stamped-steel type with concealed or exposed-rivet hinge.

c. Bare Piping in Unfinished Service Spaces, Including Equipment Rooms: Split-casting brass type with polished, chrome-plated or rough-brass finish.

d. Bare Piping in Unfinished Service Spaces: Split-plate, stamped-steel type with concealed or exposed-rivet hinge.

BB. Install floor plates for piping penetrations of equipment-room floors.

CC. Install floor plates with ID to closely fit around pipe and with OD that completely covers opening.

1. New Piping: One-piece, floor-plate type. 2. Existing Piping: Split-casting, floor-plate type.

3.3 PIPING JOINT CONSTRUCTION

A. Join pipe and fittings according to the following requirements and Division 21 Sections specifying piping systems.

B. Ream ends of pipes and tubes and remove burrs. Bevel plain ends of steel pipe.

C. Remove scale, slag, dirt, and debris from inside and outside of pipe and fittings before assembly.

D. Soldered Joints: Apply ASTM B 813, water-flushable flux, unless otherwise indicated, to tube end. Construct joints according to ASTM B 828 or CDA's "Copper Tube Handbook," using lead-free solder alloy complying with ASTM B 32.

E. Brazed Joints: Construct joints according to AWS's "Brazing Handbook," "Pipe and Tube" Chapter, using copper-phosphorus brazing filler metal complying with AWS A5.8.

F. Threaded Joints: Thread pipe with tapered pipe threads according to ASME B1.20.1. Cut threads full and clean using sharp dies. Ream threaded pipe ends to remove burrs and restore full ID. Join pipe fittings and valves as follows:

1. Apply appropriate tape or thread compound to external pipe threads unless dry seal threading is specified.

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2. Damaged Threads: Do not use pipe or pipe fittings with threads that are corroded or damaged. Do not use pipe sections that have cracked or open welds.

G. Welded Joints: Construct joints according to AWS D10.12, using qualified processes and welding operators according to Part 1 "Quality Assurance" Article.

H. Flanged Joints: Select appropriate gasket material, size, type, and thickness for service application. Install gasket concentrically positioned. Use suitable lubricants on bolt threads.

3.4 PIPING CONNECTIONS

A. Make connections according to the following, unless otherwise indicated:

1. Install unions, in piping NPS 2 and smaller, adjacent to each valve and at final connection to each piece of equipment.

2. Install flanges, in piping NPS 2-1/2 and larger, adjacent to flanged valves and at final connection to each piece of equipment.

3. Dry Piping Systems: Install dielectric unions and flanges to connect piping materials of dissimilar metals.

4. Wet Piping Systems: Install dielectric coupling and nipple fittings to connect piping materials of dissimilar metals.

3.5 EQUIPMENT INSTALLATION - COMMON REQUIREMENTS

A. Install equipment to allow maximum possible headroom unless specific mounting heights are not indicated.

B. Install equipment level and plumb, parallel and perpendicular to other building systems and components in exposed interior spaces, unless otherwise indicated.

C. Install plumbing equipment to facilitate service, maintenance, and repair or replacement of components. Connect equipment for ease of disconnecting, with minimum interference to other installations. Extend grease fittings to accessible locations.

D. Install equipment to allow right of way for piping installed at required slope.

3.6 PAINTING

A. Painting of plumbing systems, equipment, and components is specified in Division 09 Sections "Interior Painting" and "Exterior Painting."

B. Damage and Touchup: Repair marred and damaged factory-painted finishes with materials and procedures to match original factory finish.

3.7 CONCRETE BASES

A. Concrete Bases: Anchor equipment to concrete base according to equipment manufacturer's written instructions and according to seismic codes at Project.

1. Construct concrete bases of dimensions indicated, but not less than 4 inches larger in both directions than supported unit.

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2. Install dowel rods to connect concrete base to concrete floor. Unless otherwise indicated, install dowel rods on 18-inch centers around the full perimeter of the base.

3. Install epoxy-coated anchor bolts for supported equipment that extend through concrete base, and anchor into structural concrete floor.

4. Place and secure anchorage devices. Use supported equipment manufacturer's setting drawings, templates, diagrams, instructions, and directions furnished with items to be embedded.

5. Install anchor bolts to elevations required for proper attachment to supported equipment. 6. Install anchor bolts according to anchor-bolt manufacturer's written instructions. 7. Use 3000-psi/Insert other, 28-day compressive-strength concrete and reinforcement as

specified in Division 03 Section "Cast-in-Place Concrete/Miscellaneous Cast-in-Place Concrete."

3.8 ERECTION OF METAL SUPPORTS AND ANCHORAGES

A. Refer to Division 05 Section "Metal Fabrications" for structural steel.

B. Cut, fit, and place miscellaneous metal supports accurately in location, alignment, and elevation to support and anchor plumbing materials and equipment.

C. Field Welding: Comply with AWS D1.1.

3.9 ERECTION OF WOOD SUPPORTS AND ANCHORAGES

A. Cut, fit, and place wood grounds, nailers, blocking, and anchorages to support, and anchor plumbing materials and equipment.

B. Select fastener sizes that will not penetrate members if opposite side will be exposed to view or will receive finish materials. Tighten connections between members. Install fasteners without splitting wood members.

C. Attach to substrates as required to support applied loads.

3.10 GROUTING

A. Mix and install grout for plumbing equipment base bearing surfaces, pump and other equipment base plates, and anchors.

B. Clean surfaces that will come into contact with grout.

C. Provide forms as required for placement of grout.

D. Avoid air entrapment during placement of grout.

E. Place grout, completely filling equipment bases.

F. Place grout on concrete bases and provide smooth bearing surface for equipment.

G. Place grout around anchors.

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H. Cure placed grout.

END OF SECTION

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COTA 21 05 29 - 1 Administration Office Renovation HANGERS & SUPPORTS FOR FIRE SUPPRESSION

SECTION 21 05 29

HANGERS & SUPPORTS FOR FIRE SUPPRESSION PIPING & EQUIPMENT

PART 1 - GENERAL


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


1. Steel pipe hangers and supports. 2. Trapeze pipe hangers. 3. Metal framing systems. 4. Thermal-hanger shield inserts. 5. Fastener systems. 6. Equipment supports.

B. See Division 05 Section "Metal Fabrications" for structural-steel shapes and plates for trapeze hangers for pipe and equipment supports.

C. See Division 21 Section "Vibration and Seismic Controls for Fire Suppression Piping and Equipment" for vibration isolation devices.

1.3 DEFINITIONS

A. Terminology: As defined in MSS SP-90, "Guidelines on Terminology for Pipe Hangers and Supports."

1.4 PERFORMANCE REQUIREMENTS

A. Design supports for multiple pipes capable of supporting combined weight of supported systems, system contents, and test water.

B. Design equipment supports capable of supporting combined operating weight of supported equipment and connected systems and components.

1.5 SUBMITTALS

A. Product Data: For the following:

1. Steel pipe hangers and supports. 2. Thermal-hanger shield inserts.

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3. Fastener systems.

B. Shop Drawings: Show fabrication and installation details and include calculations for the following:

1. Trapeze pipe hangers. Include Product Data for components. 2. Metal framing systems. Include Product Data for components. 3. Equipment supports.

C. Welding certificates.


A. Welding: Qualify procedures and personnel according to ASME Boiler and Pressure Vessel Code: Section IX.

PART 2 - PRODUCTS

2.1 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 manufacturers specified.

2. General Requirement: Compliance with NFPA 13 for hanger materials.

2.2 STEEL PIPE HANGERS AND SUPPORTS

A. Description: MSS SP-58, Types 1 through 58, factory-fabricated components. Refer to Part 3 "Hanger and Support Applications" Article for where to use specific hanger and support types.

B. Manufacturers:

1. AAA Technology & Specialties Co., Inc. 2. Anvil International, Inc. 3. Bergen-Power Pipe Supports. 4. B-Line Systems, Inc.; a division of Cooper Industries. 5. Carpenter & Paterson, Inc. 6. Empire Industries, Inc. 7. Erico/Michigan Hanger Co. 8. Globe Pipe Hanger Products, Inc. 9. GS Metals Corp. 10. National Pipe Hanger Corporation. 11. PHD Manufacturing, Inc. 12. PHS Industries, Inc. 13. Piping Technology & Products, Inc. 14. Tolco Inc.

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C. Galvanized, Metallic Coatings: Pre-galvanized or hot dipped.

D. Nonmetallic Coatings: Plastic coating, jacket, or liner.

2.3 TRAPEZE PIPE HANGERS

A. Description: MSS SP-69, Type 59, shop- or field-fabricated pipe-support assembly made from structural-steel shapes with MSS SP-58 hanger rods, nuts, saddles, and U-bolts.

2.4 METAL FRAMING SYSTEMS

A. Description: MFMA-3, shop- or field-fabricated pipe-support assembly made of steel channels and other components.

B. Manufacturers:

1. B-Line Systems, Inc.; a division of Cooper Industries. 2. Erico/Michigan Hanger Co.; Eristrut Div. 3. GS Metals Corp. 4. Power-Strut Div.; Tyco International, Ltd. 5. Thomas & Betts Corporation. 6. Tolco Inc. 7. Unistrut Corp.; Tyco International, Ltd.

C. Coatings: Manufacturer's standard finish, unless bare metal surfaces are indicated.

D. Nonmetallic Coatings: Plastic coating, jacket, or liner.

2.5 FASTENER SYSTEMS

A. Manufacturers:

1. Manufacturers:

a. Hilti, Inc. b. ITW Ramset/Red Head. c. Masterset Fastening Systems, Inc. d. MKT Fastening, LLC. e. Powers Fasteners. f. B-Line Systems, Inc.; a division of Cooper Industries. g. Empire Industries, Inc.

B. Powder-Actuated Fasteners: Threaded-steel stud, for use in hardened portland cement concrete with pull-out, tension, and shear capacities appropriate for supported loads and building materials where used.

C. Mechanical-Expansion Anchors: Insert-wedge-type zinc-coated steel, for use in hardened portland cement concrete with pull-out, tension, and shear capacities appropriate for supported loads and building materials where used.

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D. Self-Tapping All Thread Rod Anchoring Systems: Screw-type anchoring system for use in structural concrete, steel, or wood. With pull-out tension and shear capacities appropriate for supported loads and building materials where used.

1. Requirement: Compliant with NFPA.

E. This Contractor shall obtain approval from project Structural Engineer for screw type anchoring systems prior to product submittal to MEPT consultant.

2.6 EQUIPMENT SUPPORTS

A. Description: Welded, shop- or field-fabricated equipment support made from structural-steel shapes.

2.7 MISCELLANEOUS MATERIALS

A. Structural Steel: ASTM A 36/A 36M, steel plates, shapes, and bars; black and galvanized.

PART 3 - EXECUTION

3.1 HANGER AND SUPPORT APPLICATIONS

A. Specific hanger and support requirements are specified in Sections specifying piping systems and equipment. See additional requirements below:

1. Install hanger and support spacing and locations for steel piping joined with grooved mechanical couplings according to manufacturer’s written instructions for rigid systems.

2. For wood truss, light gage metal truss and bar joist-top chord extension, space hanger closer per table below:

3. For mains running perpendicular to trusses, provide 2 x 6 or larger blocking between web members.

4. For mains running parallel with trusses, provide joist hangers and 2 x 6 blocking at each top chord panel point. Run pipe centered between trusses.

B. Comply with MSS SP-69 for pipe hanger selections and applications that are not specified in piping system Sections.

C. Use hangers and supports with galvanized, metallic coatings for piping and equipment that will not have field-applied finish.

Normal Pipe Size

(Inches)

Steel Pipe Maximum Span (Feet)

Minimum Rod Diame-ter

(Inches) Up to 2-1/2 Per NFPA 13 3/8

3 11 3/8 4 7 3/8 5 5 1/2 6 4 1/2

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D. Use nonmetallic coatings on attachments for electrolytic protection where attachments are in direct contact with copper tubing.

E. Horizontal-Piping Hangers and Supports: Unless otherwise indicated and except as specified in piping system Sections, install the following types:

1. Adjustable, Steel Clevis Hangers (MSS Type 1): For suspension of non-insulated or insulated stationary pipes, NPS 1/2 to NPS 30.

2. Yoke-Type Pipe Clamps (MSS Type 2): For suspension of 120 to 450 deg F pipes, NPS 4 to NPS 16, requiring up to 4 inches of insulation.

3. Carbon- or Alloy-Steel, Double-Bolt Pipe Clamps (MSS Type 3): For suspension of pipes, NPS 3/4 to NPS 24, requiring clamp flexibility and up to 4 inches of insulation.

4. Adjustable, Steel Band Hangers (MSS Type 7): For suspension of non-insulated stationary pipes, NPS 1/2 to NPS 8.

5. U-Bolts (MSS Type 24): For support of heavy pipes, NPS 1/2 to NPS 30. 6. Pipe Saddle Supports (MSS Type 36): For support of pipes, NPS 4 to NPS 36, with

steel pipe base stanchion support and cast-iron floor flange. 7. Single Pipe Rolls (MSS Type 41): For suspension of pipes, NPS 1 to NPS 30, from 2

rods if longitudinal movement caused by expansion and contraction might occur. 8. Complete Pipe Rolls (MSS Type 44): For support of pipes, NPS 2 to NPS 42, if

longitudinal movement caused by expansion and contraction might occur but vertical adjustment is not necessary.

F. Vertical-Piping Clamps: Unless otherwise indicated and except as specified in piping system Sections, install the following types:

1. Extension Pipe or Riser Clamps (MSS Type 8): For support of pipe risers, NPS 3/4 to NPS 20.

2. Carbon- or Alloy-Steel Riser Clamps (MSS Type 42): For support of pipe risers, NPS 3/4 to NPS 20, if longer ends are required for riser clamps.

G. Hanger-Rod Attachments: Unless otherwise indicated and except as specified in piping system Sections, install the following types:

1. Steel Turnbuckles (MSS Type 13): For adjustment up to 6 inches for heavy loads. 2. Steel Clevises (MSS Type 14): For 120 to 450 deg F piping installations.

H. Building Attachments: Unless otherwise indicated and except as specified in piping system Sections, install the following types:

1. Steel or Malleable Concrete Inserts (MSS Type 18): For upper attachment to suspend pipe hangers from concrete ceiling.

2. Top-Beam C-Clamps (MSS Type 19): For use under roof installations with bar-joist construction to attach to top flange of structural shape.

3. Side-Beam or Channel Clamps (MSS Type 20): For attaching to bottom flange of beams, channels, or angles.

4. Center-Beam Clamps (MSS Type 21): For attaching to center of bottom flange of beams.

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5. Welded Beam Attachments (MSS Type 22): For attaching to bottom of beams if loads are considerable and rod sizes are large.

6. C-Clamps (MSS Type 23): For structural shapes. 7. Welded-Steel Brackets: For support of pipes from below, or for suspending from above

by using clip and rod. Use one of the following for indicated loads:

a. Light (MSS Type 31): 750 lb. b. Medium (MSS Type 32): 1500 lb. c. Heavy (MSS Type 33): 3000 lb.

8. Side-Beam Brackets (MSS Type 34): For sides of steel or wooden beams.

9. Plate Lugs (MSS Type 57): For attaching to steel beams if flexibility at beam is required.

I. Comply with MSS SP-69 for trapeze pipe hanger selections and applications that are not specified in piping system Sections.

J. Comply with MFMA-102 for metal framing system selections and applications that are not specified in piping system Sections.

K. Use powder-actuated fasteners or mechanical-expansion anchors instead of building attachments where required in concrete construction.

3.2 HANGER AND SUPPORT INSTALLATION

A. Steel Pipe Hanger Installation: Comply with MSS SP-69 and MSS SP-89. Install hangers, supports, clamps, and attachments as required to properly support piping from building structure.

B. Trapeze Pipe Hanger Installation: Comply with MSS SP-69 and MSS SP-89. Arrange for grouping of parallel runs of horizontal piping and support together on field-fabricated trapeze pipe hangers.

1. Pipes of Various Sizes: Support together and space trapezes for smallest pipe size or install intermediate supports for smaller diameter pipes as specified above for individual pipe hangers.

2. Field fabricate from ASTM A 36/A 36M, steel shapes selected for loads being supported. Weld steel according to AWS D1.1.

C. Metal Framing System Installation: Arrange for grouping of parallel runs of piping and support together on field-assembled metal framing systems.

D. Fastener System Installation:

1. Install powder-actuated fasteners in concrete after concrete is placed and completely cured. Use operators that are licensed by powder-actuated tool manufacturer. Install fasteners according to powder-actuated tool manufacturer's operating manual.

2. Install mechanical-expansion anchors in concrete after concrete is placed and completely cured. Install fasteners according to manufacturer's written instructions.

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3. Install screw-type anchors in concrete after concrete is placed and completely cured. Install fasteners according to manufacturer’s written instructions.

E. Install hangers and supports complete with necessary inserts, bolts, rods, nuts, washers, and other accessories.

F. Equipment Support Installation: Fabricate from welded-structural-steel shapes.

G. Install hangers and supports to allow seismic movement of piping systems, to permit freedom of movement between pipe anchors, and to facilitate action of expansion joints, expansion loops, expansion bends, and similar units.

H. Install lateral bracing with pipe hangers and supports to prevent swaying.

I. Install building attachments within concrete slabs or attach to structural steel. Install additional attachments at concentrated loads, including valves, flanges, and strainers, NPS 2-1/2 and larger and at changes in direction of piping. Install concrete inserts before concrete is placed; fasten inserts to forms and install reinforcing bars through openings at top of inserts.

J. Load Distribution: Install hangers and supports so piping live and dead loads and stresses from movement will not be transmitted to connected equipment.

K. Pipe Slopes: Install hangers and supports to provide indicated pipe slopes and so maximum pipe deflections allowed by ASME B31.9 (for building services piping) are not exceeded.

3.3 EQUIPMENT SUPPORTS

A. Fabricate structural-steel stands to suspend equipment from structure overhead or to support equipment above floor.

B. Grouting: Place grout under supports for equipment and make smooth bearing surface.

C. Provide lateral bracing, to prevent swaying, for equipment supports.

3.4 METAL FABRICATIONS

A. Cut, drill, and fit miscellaneous metal fabrications for trapeze pipe hangers and equipment supports.

B. Fit exposed connections together to form hairline joints. Field weld connections that cannot be shop welded because of shipping size limitations.

C. Field Welding: Comply with AWS D1.1 procedures for shielded metal arc welding, appearance and quality of welds, and methods used in correcting welding work, and with the following:

1. Use materials and methods that minimize distortion and develop strength and corrosion resistance of base metals.

2. Obtain fusion without undercut or overlap. 3. Remove welding flux immediately.

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4. Finish welds at exposed connections so no roughness shows after finishing and contours of welded surfaces match adjacent contours.

3.5 ADJUSTING

A. Hanger Adjustments: Adjust hangers to distribute loads equally on attachments and to achieve indicated slope of pipe.

3.6 PAINTING

A. Touch Up: Clean field welds and abraded areas of shop paint. Paint exposed areas immediately after erecting hangers and supports. Use same materials as used for shop painting. Comply with SSPC-PA 1 requirements for touching up field-painted surfaces.

1. Apply paint by brush or spray to provide minimum dry film thickness of 2.0 mils.

B. Galvanized Surfaces: Clean welds, bolted connections, and abraded areas and apply galvanizing-repair paint to comply with ASTM A 780.

END OF SECTION

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COTA 21 10 00 - 1 Administration Office Renovation WATER-BASED FIRE SUPPRESSION SYSTEM

SECTION 21 10 00

WATER-BASED FIRE-SUPPRESSION SYSTEMS

PART 1 - GENERAL


A. Drawings and general provisions of the Contract, including General and Supplementary Conditions and Division 01 Specification Sections, apply to this Section.

1.2 SUMMARY


1. Automatic wet-type, Class I standpipe systems. 2. Wet-pipe sprinkler systems. 3. Pipes, fittings, and specialties, 4. Fire protection valves. 5. Sprinklers. 6. Pressure gages.

B. Related Sections include the following:

1. Division 10 Section "Fire Extinguisher Cabinets" and "Fire Extinguishers" for cabinets and fire extinguishers.

2. Division 21 Section "Electric-Drive, Centrifugal Fire Pumps for fire pumps, pressure-maintenance pumps, and fire pump controllers.

3. Division 21 Section "Facility Fire Suppression Water Service Piping" for piping outside the building.

4. Division 22 Section "Facility Water Distribution Piping" for piping outside the building.

1.3 DEFINITIONS

A. Standard Weight refers to Schedule 40 for pipe up to and including 10 inches in diameter. For pipe 12 inches in diameter and larger pipe diameters, refer to Table 2.2 in ASTM A53 SYSTEM DESCRIPTIONS.

B. Combined Standpipe and Sprinkler System: Fire-suppression system with both standpipe and sprinkler systems. Sprinkler system is supplied from standpipe system.

C. Automatic Wet-Type, Class I Standpipe System: Includes NPS 2-1/2 hose connections. Has open water-supply valve with pressure maintained and is capable of supplying water demand.

D. 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

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are opened. Sprinklers open when heat melts fusible link or destroys frangible device. Hose connections are included if indicated.

E. Dry-Pipe Sprinkler System: Automatic sprinklers are attached to piping containing compressed air. Opening of sprinklers releases compressed air and permits water pressure to open dry-pipe valve. Water then flows into piping and discharges from opened sprinklers.

F. Pre-action Sprinkler System: Automatic sprinklers are attached to piping containing air. Actuation of fire-detection system in same area as sprinklers opens deluge valve, permitting water to flow into piping and to discharge from sprinklers that have opened.

1.4 PERFORMANCE REQUIREMENTS

A. Standard-Pressure Piping System Component Working Pressure: Listed for at least 175 psig.

B. Delegated Design: Design sprinkler system(s), including comprehensive engineering analysis by a qualified professional engineer, using performance requirements and design criteria indicated.

C. Design criteria: System shall be capable of providing 1,000 GPM for a period of at least 30 minutes. The supply shall be sufficient to maintain a residual pressure of 100-psi at the top most outlet of each standpipe. (Based on minimum supply for Class I service per NFPA14).

D. Fire-suppression standpipe system design shall be approved by authorities having jurisdiction.

1. Minimum residual pressure at each hose-connection outlet is 100 psig. 2. Unless otherwise indicated, the maximum residual pressure at required flow at each

hose-connection outlet is 175 psig.

E. 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. Computer Rooms: Ordinary Hazard, Group 1. c. Electrical Equipment Rooms: Ordinary Hazard, Group 1. d. General Storage Areas: Ordinary Hazard, Group 2. e. Kitchen and Food Service Areas: Ordinary Hazard, Group 1. f. Mechanical Equipment & Boiler Rooms: Ordinary Hazard, Group 1. g. Office and Public Areas: Light Hazard.

3. 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. d. Extra-Hazard, Group 1 Occupancy: 0.30 gpm over 2500-sq. ft. area.

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e. Extra-Hazard, Group 2 Occupancy: 0.40 gpm over 2500-sq. ft. area. f. Special Occupancy Hazard: As determined by authorities having jurisdiction.

4. Minimum Density for Deluge-Sprinkler Piping Design:

a. Ordinary-Hazard, Group 1 Occupancy: 0.15 gpm over entire area. b. Ordinary-Hazard, Group 2 Occupancy: 0.20 gpm over entire area. c. Extra-Hazard, Group 1 Occupancy: 0.30 gpm over entire area. d. Extra-Hazard, Group 2 Occupancy: 0.40 gpm over entire area. e. Special Occupancy Hazard: As determined by authorities having jurisdiction.

5. Maximum Protection Area per Sprinkler: Per UL listing. 6. Maximum Protection Area per Sprinkler:

a. Storage Areas: 130 sq. ft.. b. Mechanical Equipment Rooms: 130 sq. ft.. c. Electrical Equipment Rooms: 130 sq. ft..

7. 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 minutes.

1.5 SUBMITTALS

A. Product Data: For each product indicated. Include rated capacities, operating characteristics, electrical characteristics, and furnished specialties and accessories.

B. Approved Sprinkler System Drawings: Working plans, prepared according to NFPA 13 and NFPA 14, that have been approved by authorities having jurisdiction, including hydraulic calculations, if applicable.

C. Delegated-Design Submittal: For sprinkler systems indicated to comply with performance requirements and design criteria, including analysis data signed and sealed by the State Licensed Fire Protection Designer responsible for their preparation.

D. Qualification Data: For qualified Installer.

E. Field test reports and certificates.

F. Field quality-control test reports.

G. Operation and maintenance data.

H. Fire-hydrant flow test report.

I. Welding Certificates.

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J. Operation and Maintenance Data: For fire-suppression specialties to include in emergency, operation, and maintenance manuals.


A. Installer Qualifications: Installer's responsibilities include designing, fabricating, and installing fire-suppression systems and providing professional engineering services needed to assume engineering responsibility. Base calculations on results of fire-hydrant flow test.

1. Engineering Responsibility: Preparation of working plans, calculations, and field test reports by a qualified professional engineer or State Licensed Fire Protection Designer.

B. Welding: Qualify processes and operators according to ASME Boiler and Pressure Vessel Code: Section IX.

C. Electrical Components, Devices, and Accessories: Listed and labeled as defined in NFPA 70, by a qualified testing agency, and marked for intended location and application.

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

1. NFPA 13, "Installation of Sprinkler Systems." 2. NFPA 14, "Installation of Standpipe, Private Hydrant, and Hose Systems." 3. NFPA 24, "Installation of Private Fire Service Mains and Their Appurtenances." 4. NFPA 230, "Fire Protection of Storage."

E. Installation shall be complete in every respect and meet all requirements of the following regulatory agencies:

1. National Fire Protection Association. 2. State of Ohio Building Code (Ohio Basic Building Code). 3. Local Fire Department. 4. Underwriter's Laboratories, Inc. 5. State of Ohio Fire Marshal's Office. 6. Any other authorities having jurisdiction.

1.7 COORDINATION

A. The Contractor is required to read the Specifications covering all branches of the work and shall be responsible for coordination of his/her work with all other Contractors. Coordinate layout and installation of sprinklers with other construction that penetrates ceilings, including light fixtures, HVAC equipment, and partition assemblies.

1.8 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: Red enameled finish, wall-mounting, heavy-duty steel cabinet with hinged cover, with space for minimum of six spare sprinklers plus sprinkler wrench.

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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.

PART 2 - PRODUCTS

2.1 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 manufacturers specified.

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 Flanges: ASME B16.1. 2. Malleable-Iron Threaded Fittings: ASME B16.3. 3. Gray-Iron Threaded Fittings: ASME B16.4. 4. 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.

5. Steel Threaded Couplings: ASTM A 865 hot-dip galvanized-steel pipe where indicated.

B. Plain-End, Schedule 40 Steel Pipe: ASTM A 53/A 53M, ASTM A 135, or ASTM A 795 hot-dip galvanized-steel pipe where indicated.

1. Locking-Lug Fittings: UL 213, ductile-iron body with retainer lugs that require one-quarter turn to secure pipe in fitting.

a. Manufacturers:

1) Anvil International, Inc. 2) Victaulic Co. of America. 3) Ward Manufacturing.

C. Plain-End, Schedule 40 Steel Pipe: ASTM A 53/A 53M, ASTM A 135, or ASTM A 795 hot-dip galvanized-steel pipe where indicated.

1. Steel Welding Fittings: ASTM A 234/A 234M, and ASME B16.9 or ASME B16.11. 2. Steel Flanges and Flanged Fittings: ASME B16.5.

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D. Grooved-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, factory- or field-formed, square-cut- or roll-grooved ends.

1. Grooved-Joint Piping Systems:

a. Manufacturers:

1) Anvil International, Inc. 2) Central Sprinkler Corp. 3) Grinnell, a division of Tyco International 4) National Fittings, Inc. 5) Victaulic Co. of America.

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

c. 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.

E. Plain-End, Schedule 10 Steel Pipe: ASTM A 135 or ASTM A 795, Schedule 10 in NPS 5 and smaller; and NFPA 13-specified wall thickness in NPS 6 to NPS 10.

1. Locking-Lug Fittings: UL 213, ductile-iron body with retainer lugs that require one-quarter turn to secure pipe in fitting.

a. Manufacturers:

1) Anvil International, Inc. 2) Victaulic Co. of America. 3) Ward Manufacturing.

F. Plain-End, Schedule 10 Steel Pipe: ASTM A 135 or ASTM A 795, Schedule 10 in NPS 5 and smaller; and NFPA 13 specified wall thickness in NPS 6 to NPS 10.

1. Steel Welding Fittings: ASTM A 234/A 234M, and ASME B16.9 or ASME B16.11. 2. Steel Flanges and Flanged Fittings: ASME B16.5.

G. Grooved-End, Schedule 10 Steel Pipe: ASTM A 135 or ASTM A 795, Schedule 10 in NPS 5 and smaller; and NFPA 13-specified wall thickness in NPS 6 to NPS 10; with factory- or field-formed, roll-grooved ends.

1. Grooved-Joint Piping Systems:

a. Manufacturers:

1) Anvil International, Inc. 2) Central Sprinkler Corp. 3) Grinnell, a division of Tyco International

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4) Star Pipe Products; Star Fittings Div. 5) Victaulic Co. of America.

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

c. 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.

2.3 DIELECTRIC FITTINGS

A. Assembly shall be copper alloy, ferrous, and insulating materials with ends matching piping system.

B. Dielectric Flanges: Factory-fabricated companion-flange assembly, for 175-psig minimum working-pressure rating as required for piping system.

1. Manufacturers:

a. Capitol Manufacturing Co. b. Central Plastics Company. c. Epco Sales, Inc. d. Watts Industries, Inc.; Water Products Div.

C. Dielectric Flange Insulation Kits: Components for field assembly shall include CR or phenolic gasket, PE or phenolic bolt sleeves, phenolic washers, and steel backing washers.

1. Manufacturers:

a. Advance Products and Systems, Inc. b. Calpico, Inc. c. Central Plastics Company. d. Pipeline Seal and Insulator, Inc.

D. Dielectric Nipples: Electroplated steel with inert and noncorrosive thermoplastic lining, with combination of plain, threaded, or grooved ends and 300-psig working-pressure rating at 225 deg F.

1. Manufacturers:

a. Perfection Corporation. b. Precision Plumbing Products, Inc. c. Victaulic Co. of America.

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2.4 FLEXIBLE CONNECTORS

A. Flexible connectors shall have materials suitable for system fluid. All flexible connectors furnished and installed shall be of the same manufacturer. Include 175-psig minimum 300-psig minimum working-pressure rating and ends according to the following:

1. NPS 2 and Smaller: Threaded. 2. NPS 2-1/2 and Larger: Flanged or Grooved for use with grooved-end-pipe couplings.

B. Manufacturers:

1. Anamet Inc. 2. Flex-Hose Co., Inc. 3. Flexicraft Industries. 4. Flex-Pression, Ltd. 5. Flex-Weld, Inc. 6. Hyspan Precision Products, Inc. 7. Mercer Rubber Co. 8. Metraflex, Inc. 9. Proco Products, Inc. 10. Unaflex Inc.

C. Bronze-Hose, Flexible Connectors: Corrugated, bronze, inner tubing covered with bronze wire braid. Include copper-tube ends or bronze flanged ends, braze welded to hose.

D. Stainless-Steel-Hose/Steel Pipe, Flexible Connectors: Corrugated, stainless-steel, inner tubing covered with stainless-steel wire braid. Include steel nipples or flanges, welded to hose.

E. Stainless-Steel-Hose/Stainless-Steel Pipe, Flexible Connectors: Corrugated, stainless-steel, inner tubing covered with stainless-steel wire braid. Include stainless-steel nipples or flanges, welded to hose.

2.5 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. Outlet Specialty Fittings:

1. Manufacturers:

a. Anvil International, Inc. b. Central Sprinkler Corp. c. National Fittings, Inc. d. Star Pipe Products; Star Fittings Div.

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e. Victaulic Co. of America. f. Ward Manufacturing.

2. Mechanical-T and -Cross Fittings: UL 213, ductile-iron housing with gaskets, bolts and nuts, and threaded, locking-lug, or grooved outlets.

3. Snap-On and Strapless Outlet Fittings: UL 213, ductile-iron housing or casting with gasket and threaded outlet.

C. 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. All sprinkler drain and alarm test fittings shall be of the same manufacturer.

1. Manufacturers:

a. Central Sprinkler Corp. b. Fire-End and Croker Corp. c. Viking Corp. d. Victaulic Co. of America.

D. Sprinkler Branch-Line Test Fittings: Brass body with threaded inlet, capped drain outlet, and threaded outlet for sprinkler. All sprinkler branch-line tests fittings shall be of the same manufacturer.

1. Manufacturers:

a. Elkhart Brass Mfg. Co., Inc. b. Fire-End and Croker Corp. c. Potter-Roemer; Fire-Protection Div.

E. Sprinkler Inspector's Test Fitting: Cast- or ductile-iron housing with threaded inlet and drain outlet and sight glass. Sprinkler inspector’s test fittings shall be of the same manufacturer.

1. Manufacturers:

a. AGF Manufacturing Co. b. Central Sprinkler Corp. c. G/J Innovations, Inc. d. Triple R Specialty of Ajax, Inc.

F. Drop-Nipple Fittings: UL 1474, adjustable with threaded inlet and outlet, and seals. All drop-nipple fittings shall be of the same manufacturer.

1. Manufacturers:

a. CECA, LLC. b. Merit.

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2.6 LISTED FIRE-PROTECTION VALVES

A. Valves shall be UL listed or FMG approved, with 175-psig minimum pressure rating. Valves shall have 250-psig minimum 300-psig pressure rating if valves are components of high-pressure piping system.

B. Gate Valves with Wall Indicator Posts:

1. Gate Valves: UL 262, cast-iron body, bronze mounted, with solid disc, non-rising stem, operating nut, and flanged ends.

2. Indicator Posts: UL 789, horizontal-wall type, cast-iron body, with hand wheel, extension rod, locking device, and cast-iron barrel.

3. Manufacturers:

a. Grinnell Fire Protection. b. McWane, Inc.; Kennedy Valve Div. c. NIBCO. d. Stockham. e. Victaulic Co. of America.

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

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. Manufacturers:

a. NIBCO. b. Victaulic Co. of America.

D. Butterfly Valves: UL 1091.

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

a. Manufacturers:

1) Global Safety Products, Inc. 2) Milwaukee Valve Company.

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

a. Manufacturers:

1) Central Sprinkler Corp. 2) Global Safety Products, Inc. 3) McWane, Inc.; Kennedy Valve Div. 4) Mueller Company. 5) NIBCO.

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6) Victaulic Co. of America.

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

1. Manufacturers:

a. Central Sprinkler Corp. b. Clow Valve Co. c. Globe Fire Sprinkler Corporation. d. Grinnell Fire Protection. e. Hammond Valve. f. McWane, Inc.; Kennedy Valve Div. g. Mueller Company. h. NIBCO. i. Potter-Roemer; Fire Protection Div. j. Reliable Automatic Sprinkler Co., Inc. k. Star Sprinkler Inc. l. Stockham. m. Victaulic Co. of America. n. Watts Industries, Inc.; Water Products Div.

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

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

a. Manufacturers:

1) Crane Co.; Crane Valve Group; Stockham Division. 2) Hammond Valve. 3) Milwaukee Valve Company. 4) NIBCO.

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

a. Manufacturers:

1) Clow Valve Co. 2) Crane Co.; Crane Valve Group; Stockham Division. 3) Hammond Valve. 4) Milwaukee Valve Company. 5) Mueller Company. 6) NIBCO.

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

1. Indicator: Electrical, 115-V ac, prewired, 2-circuit, supervisory switch and Visual. 2. NPS 2 and Smaller: Ball or butterfly valve with bronze body and threaded ends.

a. Manufacturers:

1) Milwaukee Valve Company. 2) NIBCO. 3) Victaulic Co. of America.

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

a. Manufacturers:

1) Central Sprinkler Corp. 2) Grinnell Fire Protection. 3) McWane, Inc.; Kennedy Valve Div. 4) Milwaukee Valve Company. 5) NIBCO. 6) Victaulic Co. of America.

2.7 UNLISTED GENERAL-DUTY VALVES

A. Ball Valves NPS 2 and Smaller: MSS SP-110, 2-piece copper-alloy body with chrome-plated brass ball, 600-psig minimum CWP rating, blowout-proof stem, and threaded ends.

B. Check Valves NPS 2 and Smaller: MSS SP-80, Type 4, Class 125 minimum, swing type with bronze body, nonmetallic disc, and threaded ends.

C. Gate Valves NPS 2 and Smaller: MSS SP-80, Type 2, Class 125 minimum, with bronze body, solid wedge, and threaded ends.

D. Globe Valves NPS 2 and Smaller: MSS SP-80, Type 2, Class 125 minimum, with bronze body, nonmetallic disc, and threaded ends.

2.8 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. Control valves shall have 250-psig minimum pressure rating if valves are components of high-pressure piping system.

1. Manufacturers:

a. Central Sprinkler Corp. b. Firematic Sprinkler Devices, Inc. c. Globe Fire Sprinkler Corporation.

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d. Grinnell Fire Protection. e. Reliable Automatic Sprinkler Co., Inc. f. Star Sprinkler Inc. g. Victaulic Co. of America. h. Viking Corp.

B. Automatic Drain Valves: UL 1726, NPS 3/4, ball-check device with threaded ends.

1. Manufacturers:

a. Grinnell Fire Protection.

2.9 MANUAL CONTROL STATIONS

A. Manual Control Stations: UL listed or FMG approved, hydraulic operation, with union, NPS 1/2 pipe nipple, and bronze ball valve. Include metal enclosure labeled "MANUAL CONTROL STATION" with operating instructions and cover held closed by breakable strut to prevent accidental opening.

2.10 SPRINKLERS

A. Sprinklers shall be UL listed or FMG approved, with 175-psig minimum pressure rating. Sprinklers shall have 250-psig minimum pressure rating if sprinklers are components of high-pressure piping system. All sprinklers and accessories furnished and installed shall be of the same manufacturer.

B. Manufacturers:

1. Globe Fire Sprinkler Corporation. 2. Reliable Automatic Sprinkler Co., Inc. 3. Tyco Fire and Building Products. 4. Victaulic Co. of America. 5. Viking Corp.

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

1. UL 199, for nonresidential applications. 2. UL 1767, for early-suppression, fast-response applications.

D. Sprinkler Types and Categories: Nominal 1/2-inch orifice for "Ordinary" temperature classification rating, unless otherwise indicated or required by application.

1. Orifice: 7/16 inch, with discharge coefficient K between 4.0 and 4.4. 2. Orifice: 1/2 inch, with discharge coefficient K between 5.3 and 5.8. 3. Orifice: 17/32 inch, with discharge coefficient K between 7.4 and 8.2.

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

1. Concealed ceiling sprinklers, including cover plate.

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2. Extended-coverage sprinklers. 3. High-pressure sprinklers. 4. Institution sprinklers, made with a small, breakaway projection. 5. Pendent sprinklers. 6. Pendent, dry-type sprinklers. 7. Quick-response sprinklers. 8. Recessed sprinklers, including escutcheon. 9. Sidewall sprinklers. 10. Sidewall, dry-type sprinklers. 11. Upright sprinklers.

F. Sprinkler Types and Categories: Nominal 1/2-inch orifice for "Ordinary" temperature classification rating, unless otherwise indicated or required by application.

G. Sprinkler Finishes: Chrome plated, bronze, and painted.

H. Special Coatings: Wax, lead, and corrosion-resistant paint.

I. Sprinkler Escutcheons: Materials, types, and finishes for the following sprinkler mounting applications. Escutcheons for concealed, flush, and recessed-type sprinklers are specified with sprinklers.

1. Ceiling Mounting: Chrome-plated steel, 2 piece, with 1-inch vertical adjustment. 2. Sidewall Mounting: Chrome-plated steel, one piece, flat.

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

2.11 HOSE CONNECTIONS

A. Manufacturers:

1. Central Sprinkler Corp. 2. Elkhart Brass Mfg. Co., Inc. 3. Fire-End and Croker Corp. 4. Grinnell Fire Protection. 5. Guardian Fire Equipment Incorporated. 6. McWane, Inc.; Kennedy Valve Div. 7. Mueller Company. 8. Potter-Roemer; Fire-Protection Div.

B. Description: UL 668, brass or bronze, 300-psig minimum pressure rating, hose valve for connecting fire hose. Include angle or gate pattern design; female NPS inlet and male hose outlet; and lugged cap, gasket, and chain. Include NPS 2-1/2 hose valve threads according to NFPA 1963 and matching local fire department threads.

1. Valve Operation: Nonadjustable type, unless pressure-regulating type is indicated or required.

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2. Finish: Polished chrome-plated in areas of finished construction.

C. Where pressures at hose outlet exceed maximum allowable pressure, provide non-adjustable factory set pressure-regulating valves.

2.12 PRESSURE GAGES

A. Manufacturers:

1. AGF Manufacturing Co. 2. AMETEK, Inc.; U.S. Gauge. 3. Brecco Corporation. 4. Dresser Equipment Group; Instrument Div. 5. Marsh Bellofram. 6. WIKA Instrument Corporation.

B. 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

A. Perform fire-hydrant flow test according to NFPA 13 and NFPA 291. Use results for system design calculations required in Part 1 "Quality Assurance" Article.

B. Report test results promptly and in writing.

3.2 EXAMINATION

A. Examine roughing-in for hose connections and stations to verify actual locations of piping connections before installation.

B. Examine walls and partitions for suitable thicknesses, fire- and smoke-rated construction, framing for hose-station cabinets, and other conditions where hose connections and stations are to be installed.

C. Proceed with installation only after unsatisfactory conditions have been corrected.

3.3 PIPING APPLICATIONS, GENERAL

A. Shop weld pipe joints where welded piping is indicated.

B. Do not use welded joints for galvanized-steel pipe.

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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.

D. Piping between Fire Department Connections and Check Valves: Galvanized, Schedule 40Schedule 40 steel pipe with threaded ends; cast- or malleable-iron threaded fittings; and threaded] ends; grooved-end fittings; grooved-end-pipe couplings; and grooved joints.

E. Underground Service-Entrance Piping: Ductile-iron, grooved-end pipe and fittings; grooved-end-pipe couplings; and grooved joints.

3.4 SPRINKLER SYSTEM PIPING APPLICATIONS

A. Standard-Pressure, Wet-Pipe Sprinkler System, 175-psig Maximum Working Pressure:

1. Sprinkler-Piping Fitting Option: Specialty sprinkler fittings, NPS 3 and smaller, including mechanical-T and -cross fittings, may be used downstream from sprinkler zone valves.

2. NPS 2 and Smaller: Threaded-end, black, Schedule 40 steel pipe; cast- or malleable-iron threaded fittings; and threaded joints.

3. NPS 2 and Smaller: Plain-end, black, Schedule 40 steel pipe; locking-lug fittings; and twist-locked joints.

4. NPS 2 and Smaller: Plain-end, black, Schedule 40 steel pipe; steel welding fittings; and welded joints.

5. NPS 2 and Smaller: Plain-end, Schedule 10 steel pipe; locking-lug fittings; and twist-locked joints.

6. NPS 2 and Smaller: Plain-end, Schedule 10 steel pipe; steel welding fittings; and welded joints.

7. NPS 2: Grooved-end, black, Schedule 40 steel pipe; grooved-end fittings; grooved-end-pipe couplings; and grooved joints.

8. NPS 2: Grooved-end, Schedule 10 steel pipe; grooved-end fittings; grooved-end-pipe couplings; and grooved joints.

9. NPS 2-1/2 : Threaded-end, black, Schedule 40 steel pipe; cast- or malleable-iron threaded fittings; and threaded joints.

10. NPS 2-1/2 : Plain-end, black, Schedule 40 steel pipe; steel welding fittings; and welded joints.

11. NPS 2-1/2 : Plain-end, Schedule 10 steel pipe; steel welding fittings; and welded joints.

3.5 VALVE APPLICATIONS

A. Drawings indicate valve types to be used. Where specific valve types are not indicated, the following requirements apply:

1. Listed Fire-Protection Valves: UL listed and FMG approved for applications where required by NFPA 13 and NFPA 14

a. Shutoff Duty: Use ball, butterfly or gate valves.

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2. Unlisted General-Duty Valves: For applications where UL-listed and FMG-approved valves are not required by NFPA 13 and NFPA 14.

a. Shutoff Duty: Use ball, butterfly or gate valves. b. Throttling Duty: Use ball or globe valves.

3.6 JOINT CONSTRUCTION

A. Refer to Division 21 Section "Common Work Results for Fire Suppression" for basic piping joint construction.

B. Threaded Joints: Comply with NFPA 13 for pipe thickness and threads. Do not thread pipe smaller than NPS 8 (DN 200) with wall thickness less than Schedule 40 unless approved by authorities having jurisdiction and threads are checked by a ring gage and comply with ASME B1.20.1.

C. Twist-Locked Joints: Insert plain-end piping into locking-lug fitting and rotate retainer lug one-quarter turn.

D. Dissimilar-Metal Piping Joints: Construct joints using dielectric fittings compatible with both piping materials.

1. NPS 2 and Smaller: Use dielectric nipples. 2. NPS 2-1/2 to NPS 4: Use dielectric flanges. 3. NPS 5 and Larger: Use dielectric flange insulation kits.

E. Grooved Joints: Assemble joints with listed coupling and gasket, lubricant, and bolts.

1. Ductile-Iron Pipe: Radius-cut-groove ends of piping. Use grooved-end fittings and grooved-end-pipe couplings.

2. Steel Pipe: Square-cut or roll-groove piping as indicated. Use grooved-end fittings and rigid, grooved-end-pipe couplings, unless otherwise indicated.

3. Dry-Pipe Systems: Use fittings and gaskets listed for dry-pipe service.

3.7 SERVICE-ENTRANCE PIPING

A. Connect fire-suppression piping to water-service piping of size and in location indicated for service entrance to building. Refer to Division 22 Section "Facility Water Distribution Piping" for exterior piping.

B. Install shutoff valve, backflow preventer, pressure gage, drain, and other accessories indicated at connection to water-service piping. Refer to Division 22 Section "Facility Water Distribution Piping" for backflow preventers.

3.8 WATER-SUPPLY CONNECTION

A. Connect fire-suppression piping to building's interior water distribution piping. Refer to Division 22 Section "Domestic Water Piping" for interior piping.

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B. Install shutoff valve, backflow preventer, pressure gage, drain, and other accessories indicated at connection to water distribution piping. Refer to Division 22 Section "Domestic Water Piping Specialties" for backflow preventers.

C. Install shutoff valve, check valve, pressure gage, and drain at connection to water supply.

3.9 PIPING INSTALLATION

A. Refer to Division 21 Section "Common Work Results for Fire Suppression" for basic piping installation.

B. All work shall be done in a neat and workmanlike manner.

C. 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.

D. Use approved fittings to make changes in direction, branch takeoffs from mains, and reductions in pipe sizes.

E. 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.

F. Install flanges or flange adapters on valves, apparatus, and equipment having NPS 2-1/2 and larger connections.

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

H. Install fire suppression piping with drains to allow for complete system drainage.

I. Install sprinkler zone control valves, test assemblies, and drain risers adjacent to standpipes when sprinkler piping is connected to standpipes.

J. Install drain valves on standpipes.

K. Install ball drip valves to drain piping between fire department connections and check valves. Drain to floor drain or outside building.

L. Install alarm devices in piping systems.

M. Hangers and Supports: Comply with NFPA 13 for hanger materials.

1. Install standpipe system piping according to NFPA 14. 2. Install sprinkler system piping according to NFPA 13.

N. Earthquake Protection: Install piping according to NFPA 13 to protect from earthquake damage.

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O. Install pressure gages on riser or feed main, at each sprinkler test connection, and at top of each standpipe. 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.

P. Fill wet-standpipe system piping with water.

Q. Fill wet-pipe sprinkler system piping with water.

R. Drain dry-type standpipe piping.

S. Drain dry-pipe sprinkler piping.

T. Pressurize and check dry-pipe sprinkler system piping, air-pressure maintenance devices and air compressors.

U. Install flexible connectors on fire-pump and pressure-maintenance-pump supply and discharge connections and in fire-suppression piping where indicated.

3.10 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.

C. This Contractor shall install all valves in strict accordance to the Manufacturer's recommendations.

D. Valves shall be installed with the stem at or above the centerline of the pipe. Preferred position for butterfly valves is with the stem horizontal. Valves shall be located to be accessible for operation, servicing and/or removal.

E. Packing glands shall be tightened before placing the valves in service.

F. Specialty Valves:

1. Alarm Check Valves: Install in vertical position for proper direction of flow, including bypass check valve and retarding chamber drain-line connection.

2. Dry-Pipe Valves: Install trim sets for air supply, drain, priming level, alarm connections, ball drip valves, pressure gages, priming chamber attachment, and fill-line attachment.

a. Air-Pressure Maintenance Devices for Dry-Pipe Systems: Install shutoff valves to permit servicing without shutting down sprinkler system; bypass valve for quick system filling; pressure regulator or switch to maintain system pressure; strainer; pressure ratings with 14- to 60-psig adjustable range; and 175-psig maximum inlet pressure.

b. Install air compressor and compressed-air supply piping.

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c. Install compressed-air supply piping from building's compressed-air piping system.

3. Deluge Valves: Install in vertical position, in proper direction of flow, in main supply to deluge system.

G. Install check valve in each water-supply connection. Install backflow preventers instead of check valves in potable-water supply sources.

3.11 SPRINKLER APPLICATIONS

A. Drawings indicate sprinkler types to be used. Where specific types are not indicated, use the following sprinkler types:

1. Rooms without Ceilings: Upright sprinklers. 2. Rooms with Suspended Ceilings: Recessed, and concealed sprinklers, as indicated. 3. Wall Mounting: Sidewall sprinklers. 4. Spaces Subject to Freezing: Upright, dry; and sidewall, dry sprinklers as indicated. 5. Sprinkler Finishes:

a. Upright, Pendent, and Sidewall Sprinklers: Chrome plated in finished spaces exposed to view; rough bronze in unfinished spaces not exposed to view; wax coated where exposed to acids, chemicals, or other corrosive fumes.

b. Concealed Sprinklers: Rough brass, with factory-painted white cover plate. c. Flush Sprinklers: Bright chrome, with painted white escutcheon. d. Recessed Sprinklers: Bright chrome, with bright chrome escutcheon.

3.12 SPRINKLER INSTALLATION

A. Pendent sprinklers installed in acoustical tile ceilings shall be centered in 2' x 2' tiles and either centered at halfway points or quarter points of 2' x 4' tiles and shall maintain a symmetrical pattern for an aesthetically pleasing effect.

B. Pendent sprinklers installed in soffits shall be on line symmetrically.

C. All piping in areas of exposed construction shall be installed as high as possible and kept above the lowest portion of structural members.

D. Install sprinkler guards on sprinklers located in boiler/mechanical rooms, or any other unfinished areas where sprinklers are susceptible to physical damage, and any areas where sprinkler mounting height or ceilings are lower than 8 ft.

E. The Fire Protection Contractor shall coordinate all installations of piping and sprinklers with other Contractors.

F. Do not install pendent or sidewall, wet-type sprinklers in areas subject to freezing. Use dry-type sprinklers with water supply from heated space.

G. Mount spare sprinkler cabinet in an accessible location near the system risers. Coordinate exact location with Owner.

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3.13 FIRE DEPARTMENT CONNECTION INSTALLATION

A. Install wall-type, fire department connections in vertical wall.

B. Install ball drip valve at each check valve for fire department connection.

3.14 CONNECTIONS

A. Drawings indicate general arrangement of piping, fittings, and specialties.

B. Install piping adjacent to equipment to allow service and maintenance.

C. Connect water-supply piping to fire-suppression piping. Include backflow preventer between potable-water piping and fire-suppression piping. Refer to Division 22 Section "Domestic Water Piping Specialties" for backflow preventers.

D. Install ball drip valves at each check valve for fire department connection. Drain to floor drain or outside building.

E. Connect piping to specialty valves, hose valves, specialties, fire department connections, and accessories.

F. Connect excess-pressure pumps to the following piping and wiring:

1. Sprinkler system, hydraulically. 2. Pressure gages and controls, hydraulically. 3. Electrical power system. 4. Alarm device accessories for pump. 5. Fire alarm.

G. Connect compressed-air supply to dry-pipe sprinkler piping.

H. Connect air compressor to the following piping and wiring:

1. Pressure gages and controls. 2. Electrical power system. 3. Fire alarm devices, including low-pressure alarm.

I. Electrical Connections: Power wiring is specified in Division 26.

J. Connect alarm devices to fire alarm.

K. Ground equipment according to Division 26 Section "Grounding and Bonding for Electrical Systems."

L. Connect wiring according to Division 26 Section "Low-Voltage Electrical Power Conductors and Cables."

M. Tighten electrical connectors and terminals according to manufacturer's published torque-tightening values. If manufacturer's torque values are not indicated, use those specified in UL 486A and UL 486B.

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3.15 LABELING AND IDENTIFICATION

A. Furnish and Install labeling and pipe markers on equipment and piping according to requirements in NFPA 13 and NFPA 14.

B. Signs shall be installed at all control, drain, and test valves; alarm devices; and hydraulically calculated system risers.

C. Provide labeling for acoustical ceiling tile “T” bars and access panels at the locations of concealed valves and equipment. Labeling shall be in accordance with the facilities engineering department standard procedure.

3.16 FIELD QUALITY CONTROL

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

1. Leak Test: After installation, charge system and test for leaks. Repair leaks and retest until no leaks exist.

2. Test and adjust controls and safeties. Replace damaged and malfunctioning controls and equipment.

3. Energize circuits to electrical equipment and devices. 4. Start and run jockey pump(s). 5. Start and run air compressors. 6. Flush, test, and inspect sprinkler systems according to NFPA 13, "Systems Acceptance"

Chapter. 7. Flush, test, and inspect standpipe systems according to NFPA 14, "System Acceptance"

Chapter. 8. Coordinate with fire alarm tests. Operate as required. 9. Coordinate with fire-pump tests. Operate as required. 10. Verify that equipment hose threads are same as local fire department equipment.

B. Report test results promptly and in writing to Architect and authorities having jurisdiction.

3.17 CLEANING AND PROTECTION

A. Clean dirt and debris from sprinklers.

B. Remove and replace sprinklers with paint other than factory finish.

C. Provisions shall be made by this Contractor for protection of all sprinklers and equipment, completely furnished and/or installed prior to completion of the project.

3.18 DEMONSTRATION

A. Engage a factory-authorized service representative to train Owner's maintenance personnel to adjust, operate, and maintain specialty valves. Refer to Division 01 Section "Demonstration and Training."

END OF SECTION

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PROJECT MANUAL COTA ADMINISTRATION OFFICE RENOVATION · C. Welding Filler Metals: Comply with AWS...

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