Attachment G - WO799152_spc_03of04.pdf

WORK ORDER NO.

At the

PREPARED BY:

Architectural: Mechanical:

Civil: Electrical:

Structural:

APPROVED BY:

Specifications:

For Commander, NAVFAC:

Date:

Submitted By: Date:

P130 Communications Station 799152

PROJECT TABLE OF CONTENTS

DIVISION 00 - PROCUREMENT AND CONTRACTING REQUIREMENTS

00 01 15 LIST OF DRAWINGS

00 73 04 SUPPLEMENTARY CONDITIONS FOR PROJECTS IN MEDITERRANEAN

AREA

DIVISION 01 - GENERAL REQUIREMENTS

01 11 00 SUMMARY OF WORK

01 14 00 WORK RESTRICTIONS

01 20 00.00 20 PRICE AND PAYMENT PROCEDURES

01 30 00 ADMINISTRATIVE REQUIREMENTS

01 30 01.00 20 DESIGN, PROCUREMENT, AND INSTALLATION OF FURNITURE,

FIXTURES, AND EQUIPMENT

01 31 23.13 20 ELECTRONIC CONSTRUCTION AND FACILITY SUPPORT CONTRACT

MANAGEMENT SYSTEM

01 32 17.00 20 COST-LOADED NETWORK ANALYSIS SCHEDULES (NAS)

01 33 00 SUBMITTAL PROCEDURES

01 33 29 SUSTAINABILITY REPORTING

01 35 26 GOVERNMENTAL SAFETY REQUIREMENTS

01 42 00 SOURCES FOR REFERENCE PUBLICATIONS

01 42 15 METRIC MEASUREMENTS

01 45 00.00 20 QUALITY CONTROL

01 45 35 SPECIAL INSPECTIONS

01 50 00 TEMPORARY CONSTRUCTION FACILITIES AND CONTROLS

01 57 19 TEMPORARY ENVIRONMENTAL CONTROLS

01 57 19.01 20 SUPPLEMENTAL TEMPORARY ENVIRONMENTAL CONTROLS

01 58 00 PROJECT IDENTIFICATION

01 74 19 CONSTRUCTION WASTE MANAGEMENT AND DISPOSAL

01 78 00 CLOSEOUT SUBMITTALS

01 78 23 OPERATION AND MAINTENANCE DATA

01 78 24.00 20 FACILITY ELECTRONIC OPERATION AND MAINTENANCE SUPPORT

INFORMATION (eOMSI)

01 91 00.15 TOTAL BUILDING COMMISSIONING

DIVISION 02 - EXISTING CONDITIONS

02 41 00 DEMOLITION AND DECONSTRUCTION

02 82 00 ASBESTOS REMEDIATION

02 83 00 LEAD REMEDIATION

02 84 16 HANDLING OF LIGHTING BALLASTS AND LAMPS CONTAINING PCBs

AND MERCURY

DIVISION 03 - CONCRETE

03 30 00 CAST-IN-PLACE CONCRETE

03 45 00 PRECAST ARCHITECTURAL CONCRETE

03 45 33 PRECAST PRESTRESSED STRUCTURAL CONCRETE

DIVISION 05 - METALS

05 12 00 STRUCTURAL STEEL

05 30 00 STEEL DECKS

05 40 00 COLD-FORMED METAL FRAMING

05 50 13 MISCELLANEOUS METAL FABRICATIONS

05 51 00 METAL STAIRS

05 51 33 METAL LADDERS

PROJECT TABLE OF CONTENTS Page 1

05 52 00 METAL RAILINGS

05 72 00 DECORATIVE METAL SPECIALTIES

DIVISION 06 - WOOD, PLASTICS, AND COMPOSITES

06 10 00 ROUGH CARPENTRY

06 20 00 FINISH CARPENTRY

06 41 16.00 10 PLASTIC-LAMINATE-CLAD ARCHITECTURAL CABINETS

06 61 16 SOLID SURFACING FABRICATIONS

DIVISION 07 - THERMAL AND MOISTURE PROTECTION

07 05 23 PRESSURE TESTING AN AIR BARRIER SYSTEM FOR AIR TIGHTNESS

07 11 13 BITUMINOUS DAMPPROOFING

07 13 53 ELASTOMERIC SHEET WATERPROOFING

07 21 13 BOARD AND BLOCK INSULATION

07 21 16 MINERAL FIBER BLANKET INSULATION

07 22 00 ROOF AND DECK INSULATION

07 27 10.00 10 BUILDING AIR BARRIER SYSTEM

07 27 19.01 SELF-ADHERING AIR BARRIERS

07 27 26 FLUID-APPLIED MEMBRANE AIR BARRIERS

07 42 13 METAL WALL PANELS

07 52 00 MODIFIED BITUMINOUS MEMBRANE ROOFING

07 60 00 FLASHING AND SHEET METAL

07 72 20 ROOF ACCESSORIES

07 81 00 SPRAY-APPLIED FIREPROOFING

07 84 00 FIRESTOPPING

07 92 00 JOINT SEALANTS

DIVISION 08 - OPENINGS

08 11 13 STEEL DOORS AND FRAMES

08 11 16 ALUMINUM DOORS AND FRAMES

08 14 00 WOOD DOORS

08 31 00 ACCESS DOORS AND PANELS

08 33 23 OVERHEAD COILING DOORS

08 34 73 SOUND CONTROL DOOR ASSEMBLIES

08 41 13 ALUMINUM-FRAMED ENTRANCES AND STOREFRONTS

08 44 00 CURTAIN WALL AND GLAZED ASSEMBLIES

08 71 00 DOOR HARDWARE

08 81 00 GLAZING

08 91 00 METAL WALL LOUVERS

DIVISION 09 - FINISHES

09 22 00 SUPPORTS FOR PLASTER AND GYPSUM BOARD

09 29 00 GYPSUM BOARD

09 30 10 CERAMIC, QUARRY, AND GLASS TILING

09 51 00 ACOUSTICAL CEILINGS

09 62 38 STATIC-CONTROL FLOORING

09 65 00 RESILIENT FLOORING

09 68 00 CARPETING

09 69 13 RIGID GRID ACCESS FLOORING

09 84 20 ACOUSTICAL WOOD WALL PANELS

09 90 00 PAINTS AND COATINGS

09 97 13.15 LOW VOC POLYSULFIDE INTERIOR COATING OF WELDED STEEL

PETROLEUM FUEL TANKS

09 97 13.27 EXTERIOR COATING OF STEEL STRUCTURES

PROJECT TABLE OF CONTENTS Page 2

DIVISION 10 - SPECIALTIES

10 11 00 VISUAL DISPLAY UNITS

10 14 00.10 EXTERIOR SIGNAGE

10 14 00.20 INTERIOR SIGNAGE

10 21 13 TOILET COMPARTMENTS

10 22 13 WIRE MESH PARTITIONS

10 26 00 WALL AND DOOR PROTECTION

10 28 13 TOILET ACCESSORIES

10 44 16 FIRE EXTINGUISHERS

10 44 17 HOSE STATIONS

10 51 13 METAL CELL PHONE LOCKERS, DAY USE LOCKERS AND MAILBOXES

10 51 26 PLASTIC LOCKERS AND BENCH TOPS

10 56 13 HEAVY-DUTY STEEL SHELVING

DIVISION 12 - FURNISHINGS

12 24 13 ROLLER WINDOW SHADES

12 48 13 ENTRANCE FLOOR MATS AND FRAMES

12 93 00 SITE FURNISHINGS

DIVISION 13 - SPECIAL CONSTRUCTION

13 48 00 SEISMIC BRACING FOR MISCELLANEOUS EQUIPMENT

DIVISION 14 - CONVEYING EQUIPMENT

14 21 23 ELECTRIC TRACTION PASSENGER ELEVATORS

DIVISION 21 - FIRE SUPPRESSION

21 13 13.00 20 WET PIPE SPRINKLER SYSTEM, FIRE PROTECTION

21 22 00.00 20 CLEAN AGENT FIRE EXTINGUISHING

DIVISION 22 - PLUMBING

22 00 00 PLUMBING, GENERAL PURPOSE

22 05 48.00 20 MECHANICAL SOUND, VIBRATION, AND SEISMIC CONTROL

22 33 30.00 10 SOLAR WATER HEATING EQUIPMENT

DIVISION 23 - HEATING, VENTILATING, AND AIR CONDITIONING (HVAC)

23 00 00 AIR SUPPLY, DISTRIBUTION, VENTILATION, AND EXHAUST SYSTEMS

23 03 00.00 20 BASIC MECHANICAL MATERIALS AND METHODS

23 05 48.19 BRACING FOR HVAC

23 05 93 TESTING, ADJUSTING, AND BALANCING FOR HVAC

23 07 00 THERMAL INSULATION FOR MECHANICAL SYSTEMS

23 09 00 INSTRUMENTATION AND CONTROL FOR HVAC

23 09 13 INSTRUMENTATION AND CONTROL DEVICES FOR HVAC

23 09 23.02 BACNET DIRECT DIGITAL CONTROL FOR HVAC AND OTHER BUILDING

CONTROL SYSTEMS

23 09 93 SEQUENCES OF OPERATION FOR HVAC CONTROL

23 21 13.00 20 LOW TEMPERATURE WATER (LTW) HEATING SYSTEM

23 25 00 CHEMICAL TREATMENT OF WATER FOR MECHANICAL SYSTEMS

23 64 10 WATER CHILLERS, VAPOR COMPRESSION TYPE

23 64 26 CHILLED, CHILLED-HOT, AND CONDENSER WATER PIPING SYSTEMS

23 81 00.00 20 UNITARY AIR CONDITIONING EQUIPMENT

23 81 23.00 20 COMPUTER ROOM AIR CONDITIONING UNITS

23 82 00.00 20 TERMINAL HEATING UNITS

PROJECT TABLE OF CONTENTS Page 3

DIVISION 25 - INTEGRATED AUTOMATION

25 05 11 CYBERSECURITY FOR FACILITY-RELATED CONTROL SYSTEMS

25 08 10 UTILITY MONITORING AND CONTROL SYSTEM TESTING

25 08 11.00 20 Risk Management Framework for Facility-Related Control

Systems

25 10 10 UTILITY MONITORING AND CONTROL SYSTEM (UMCS) FRONT END

AND INTEGRATION

DIVISION 26 - ELECTRICAL

26 00 00.00 20 BASIC ELECTRICAL MATERIALS AND METHODS

26 05 48.00 10 SEISMIC PROTECTION FOR ELECTRICAL EQUIPMENT

26 08 00 APPARATUS INSPECTION AND TESTING

26 11 16 SECONDARY UNIT SUBSTATIONS

26 13 00 SF6/HIGH-FIREPOINT FLUIDS INSULATED PAD-MOUNTED SWITCHGEAR

26 20 00 INTERIOR DISTRIBUTION SYSTEM

26 23 00 LOW-VOLTAGE SWITCHGEAR

26 24 13 SWITCHBOARDS

26 27 14.00 20 ELECTRICITY METERING

26 29 23 VARIABLE FREQUENCY DRIVE SYSTEMS UNDER 600 VOLTS

26 31 00 SOLAR PHOTOVOLTAIC (PV) COMPONENTS

26 32 13.00 20 SINGLE OPERATION GENERATOR SETS

26 33 53.00 20 UNINTERRUPTIBLE POWER SUPPLY (UPS)

26 36 23.00 20 AUTOMATIC TRANSFER SWITCHES

26 41 00 LIGHTNING PROTECTION SYSTEM

26 51 00 INTERIOR LIGHTING

26 56 00 EXTERIOR LIGHTING

DIVISION 27 - COMMUNICATIONS

27 10 00 BUILDING TELECOMMUNICATIONS CABLING SYSTEM

27 51 16 PUBLIC ADDRESS SYSTEMS

DIVISION 28 - ELECTRONIC SAFETY AND SECURITY

28 08 10 ELECTRONIC SECURITY SYSTEM ACCEPTANCE TESTING

28 10 05 ELECTRONIC SECURITY SYSTEMS (ESS)

28 31 76 INTERIOR FIRE ALARM AND MASS NOTIFICATION SYSTEM

DIVISION 31 - EARTHWORK

31 05 20 GEOSYNTHETIC DRAINAGE LAYER

31 11 00 CLEARING AND GRUBBING

31 23 00.00 20 EXCAVATION AND FILL

31 33 34 WICK DRAIN SYSTEM

DIVISION 32 - EXTERIOR IMPROVEMENTS

32 05 33 LANDSCAPE ESTABLISHMENT

32 11 23 AGGREGATE BASE COURSES

32 12 13 BITUMINOUS TACK AND PRIME COATS

32 12 16 HOT-MIX ASPHALT (HMA) FOR ROADS AND PARKING AREAS

32 13 13.06 PORTLAND CEMENT CONCRETE PAVEMENT FOR ROADS AND SITE

FACILITIES

32 16 19 CONCRETE CURBS, GUTTERS AND SIDEWALKS

32 17 23 PAVEMENT MARKINGS

32 31 13.53 HIGH-SECURITY CHAIN LINK FENCES AND GATES

PROJECT TABLE OF CONTENTS Page 4

32 92 19 SEEDING

32 93 00 EXTERIOR PLANTS

DIVISION 33 - UTILITIES

33 05 23.13 UTILITY HORIZONTAL DIRECTIONAL DRILLING

33 08 55 FUEL DISTRIBUTION SYSTEM START-UP (NON-HYDRANT)

33 11 00 WATER UTILITY DISTRIBUTION PIPING

33 30 00 SANITARY SEWERAGE

33 32 13.13 SEWAGE LIFT STATIONS, WET WELL TYPE

33 34 00 FORCE MAINS AND INVERTED SIPHONS; SEWER

33 40 00 STORM DRAINAGE UTILITIES

33 52 10 FUEL SYSTEMS PIPING (SERVICE STATION)

33 52 23.15 POL SERVICE PIPING WELDING

33 56 10 FACTORY-FABRICATED FUEL STORAGE TANKS

33 58 00 LEAK DETECTION FOR FUELING SYSTEMS

33 61 14 EXTERIOR BURIED PREINSULATED WATER PIPING

33 71 02 UNDERGROUND ELECTRICAL DISTRIBUTION

33 82 00 TELECOMMUNICATIONS OUTSIDE PLANT (OSP)

-- End of Project Table of Contents --

PROJECT TABLE OF CONTENTS Page 5

SECTION 21 13 13.00 20

WET PIPE SPRINKLER SYSTEM, FIRE PROTECTION

04/08

PART 1 GENERAL

1.1 REFERENCES

The publications listed below form a part of this specification to the extent referenced. The publications are referred to within the text by the basic designation only.

ASTM INTERNATIONAL (ASTM)

ASTM D709 (2017) Standard Specification for Laminated Thermosetting Materials

FM GLOBAL (FM)

FM APP GUIDE (updated on-line) Approval Guide http://www.approvalguide.com/

NATIONAL FIRE PROTECTION ASSOCIATION (NFPA)

NFPA 13 (2016; TIA 16-1; TIA 16-2; TIA 16-3 2016;

Errata 17-1; Errata 17-2) Standard for the Installation of Sprinkler Systems

NFPA 1963 (2019) Standard for Fire Hose Connections

NFPA 24 (2016; ERTA 2016) Standard for the Installation of Private Fire Service Mains and Their Appurtenances

NFPA 37 (2018) Standard for the Installation and Use of Stationary Combustion Engines and Gas Turbines

UNDERWRITERS LABORATORIES (UL)

UL Fire Prot Dir (2012) Fire Protection Equipment Directory

ITALIAN LASWS AND NORMS

D.M. 17.01.2018 Technical Standards for Construction.

D.M. 20.12.2012 Fire prevention regulation for active fire protection systems installed inside activities subject to fire prevention controls.

Law 818 (7 December 1984 and further adjournment)Temporary permission for activities subject to fire prevention controls, modification of articles 2 and 3 of law 4 March 1982, n. 66, and supplementary rules of the organization of

SECTION 21 13 13.00 20 Page 1 the National Fire Brigade.

1.2 SYSTEM DESCRIPTION

Design and provide new automatic wet pipe fire extinguishing sprinkler systems for complete fire protection coverage throughout the Communications Station and Generator Buildings.

1.3 SPRINKLER SYSTEM DESIGN

Except as modified herein, design automatic wet pipe fire extinguishing sprinkler systems in accordance with the required and advisory provisions of NFPA 13, including all recommendations and advisory portions, which shall be considered mandatory; this includes advisory provisions listed in the appendices of such standard(s), as though the word "shall" had been substituted for the word "should" wherever it appears. Design system by hydraulic calculations for uniform distribution of water over the design area. Hydraulic calculations shall assume a 80 kPa pressure loss for the backflow preventer assembly. Locate sprinklers in a consistent pattern with ceiling grid, lights, and air supply diffusers. Provide sprinklers and piping system layout. All Devices and equipment for fire protection service shall be CE Markec, UL Fire Prot Dir listed or FM APP GUIDE approved for use in wet pipe sprinkler systems. Provide seismic protection for the sprinkler system. Design and install seismic protection in accordance with the requirements of NFPA 13 section titled "Protection of Piping Against Damage Where Subject to Earthquakes." Refer to structural design sheets for seismic design values. As required by the D.M. 20.12.2012, the final design and certification of the spinkler system shall be carried out by a fire engineer registered in the ministerial list established by Law 818.

1.3.1 Location of Sprinklers

Sprinklers in relation to the ceiling and the spacing of sprinklers for the Communication Station shall not exceed that permitted by NFPA 13 and the FM APP GUIDE for the hazards indicated on the contract drawings.

Sprinklers in relation to the ceiling and the spacing of sprinklers for the Generator Building shall not exceed that permitted by NFPA 37. Uniformly space sprinklers on the branch piping. Sprinklers shall provide coverage throughout 100 percent of all buildings. This includes, but is not limited to, telephone rooms, electrical equipment rooms, boiler rooms, switchgear rooms, transformer rooms, generator rooms, and other electrical and mechanical spaces. Do not install sprinklers directly above telecommunication equipment racks or cabinets.

1.3.2 Water Distribution

Distribution shall be uniform throughout the area in which the sprinklers will open. Discharge from individual sprinklers in hydraulically most remote area shall be between 100 percent and 120 percent of the specified density.

1.3.3 Density of Application of Water

Size pipe to provide the specified density when the system is discharging the specified total maximum required flow. Application to horizontal surfaces below the sprinklers shall be as indicated on the contract drawings. Size pipe to provide the specified density when the system is discharging the specified total maximum required flow. Application to

SECTION 21 13 13.00 20 Page 2 horizontal surfaces below the sprinklers shall be as indicated on the contract drawings.

1.3.4 Sprinkler Discharge Area

Area shall be the hydraulically most remote areas as stated on Sheet F-001 Area reductions and increases from NFPA 13 shall not be applied to this area.

1.3.5 Outside Hose Allowances

Hydraulic calculations shall include a hose allowance of 1900 L/m for outside hose streams

1.3.6 Water Supply

Base hydraulic calculations on a static pressure of 480 kPa (gage) with 5530 L/m available at a residual pressure of 413 kPa (gage) at the junction with the existing water distribution piping system.

1.4 SUBMITTALS

Government approval is required for submittals with a "G" designation;

submittals not having a "G" designation are for Contractor Quality Control approval.

The Naval Facilities Engineering Command Atlantic Fire Protection Engineer will review and approve all submittals in this section requiring Government approval.

Partial submittals and submittals not fully complying with the requirements and recommended practices of NFPA 13 and this specification section shall be returned disapproved without review. This contract stipulation is non-negotiable.

Submittals with an "S" are for inclusion in the Sustainability Notebook, in conformance to Section 01 33 29 SUSTAINABILITY REPORTING. Submit the following in accordance with Section 01 33 00 SUBMITTAL PROCEDURES:

SD-02 Shop Drawings

Shop Drawings; G

Prepare A1 841 by 594 mm detail working drawings of sprinklers and piping. Floor plans shall be drawn to a scale not less than 1:100.

Show data essential for proper installation of each system. Show details, plan view, elevations and sections of the systems supply and piping. Show piping schematic of systems supply, devices, valves, pipe and fittings. Show point to point electrical wiring diagrams. Submit drawings signed by a registered fire protection engineer.

SD-03 Product Data

Pipe; G Dielectric Unions; G Fittings; G Valves, including gate, check, and globe; G Sprinklers; G

SECTION 21 13 13.00 20 Page 3

Pipe hangers and supports; G Sprinkler Alarm Switches; G Fire department connections; G Mechanical couplings; G Seismic Bracing; G

Annotate descriptive data to show the specific model, type, and size of each item. Catalog cuts shall also indicate UL Listing/FM Approval and country of manufacture.

SD-05 Design Data

Hydraulic Calculations; G

Submit computer program generated hydraulic calculations to substantiate compliance with hydraulic design requirements.

Calculations shall be performed by computer using software intended specifically for fire protection system design.

Calculations shall include isometric diagram indicating hydraulic nodes and pipe segments. Submit separate hydraulic calculations for each defined hazard classificion as shown on the drawings.

Submit name of software program used.

SD-06 Test Reports

Request to schedule Preliminary Tests; G

Preliminary Test Report; G

Submit the completed Preliminary Test Report no later than 14 calendar days after the completion of the Preliminary Tests. The Preliminary Tests Report shall include both the Contractor's Material and Test Certificate for Underground Piping and the Contractor's Material and Test Certificate for Aboveground Piping. All items in the Preliminary Tests Report shall be signed by the Fire Protection Engineer specified in Section 01 45 00.00 20

QUALITY CONTROL.

Request to schedule Final Acceptance Test; G

Final Acceptance Test Report; G

Submit the completed Final Acceptance Tests Reports, no later than 14 calendar days after the completion of the Final Acceptance Tests. All items in the Final Acceptance Report shall be signed by the Fire Protection Engineer specified in Section 01 45 00.00 20

QUALITY CONTROL.

SD-07 Certificates

Inspection by Fire Protection Engineer; G

Concurrent with the Final Acceptance Test Report, certification by the Fire Protection Engineer specified in Section 01 45 00.00 20 QUALITY CONTROL that the sprinkler system is installed in accordance with the contract requirements, including signed approval of the Preliminary and Final Acceptance Test Reports.

Sprinkler System Installer; G

SECTION 21 13 13.00 20 Page 4

Submit data showing the Sprinkler System Installer has successfully installed systems of the same type and design as specified herein, Data shall include names and locations of at least two installations where the Contractor, or the subcontractor referred to above, has installed such systems. Indicate type and design of each system and certify that each system has performed satisfactorily in the manner intended for not less than 18 months. Provide NICET certification of the system technician.

SD-10 Operation and Maintenance Data

Operating and Maintenance Instructions

Submit in accordance with Section 01 78 23 OPERATION AND MAINTENANCE DATA as supplemented and modifies by this specification section.

Provide six manuals in accordance with NFPA 13. The manuals shall include the manufacturer's name, model number, parts list, list of parts and tools that should be kept in stock by the owner for routine maintenance including the name of a local supplier, simplified wiring and controls diagrams, troubleshooting guide, and recommended service organization (including address and telephone number) for each item of equipment.

SD-11 Closeout Submittals

As-built drawings

As-built shop drawings, at no later than 14 days after completion of the Final Tests. The Sprinkler System Drawings shall be updated to reflect as-built conditions after all related work is completed. Provide electronic drawings in dwg or pdf format.

On-site training

1.5 QUALIFICATIONS

1.5.1 Sprinkler System Installer

The Sprinkler System Installer shall be regularly engaged in the installation of the type and complexity of system specified in the Contract documents, and shall have served in a similar capacity for at least three systems that have performed in the manner intended for a period of not less than 6 months. Installation drawings, shop drawings and as-built drawings shall be prepared, by or under the supervision of, an system technician who is experienced with the types of works specified herein, and is currently certified by the National Institute for Certification in Engineering Technologies (NICET) as an engineering technician with minimum Level III certification in Automatic Sprinkler System program and by a fire protection engineer as per Italian Law 818.

1.6 QUALITY ASSURANCE

1.6.1 Material and Equipment Qualifications

Provide materials and equipment that are standard products of manufacturers regularly engaged in the manufacture of such products, which are of a

SECTION 21 13 13.00 20 Page 5 similar material, design and workmanship. Standard products shall have been in satisfactory commercial or industrial use for 2 years prior to bid opening. The 2-year use shall include applications of equipment and materials under similar circumstances and of similar size. The product shall have been for sale on the commercial market through advertisements, manufacturers' catalogs, or brochures during the 2 year period.

1.6.2 Alternative Qualifications

Products having less than a two-year field service record will be acceptable if a certified record of satisfactory field operation for not less than 6000 hours, exclusive of the manufacturer's factory or laboratory tests, can be shown.

1.6.3 Manufacturer's Nameplate

Each item of equipment shall have a nameplate bearing the manufacturer's name, address, model number, and serial number securely affixed in a conspicuous place; the nameplate of the distributing agent will not be acceptable.

1.6.4 Field Fabricated Nameplates

ASTM D709. Provide laminated plastic nameplates for each equipment enclosure, relay, switch, and device; as specified in the technical sections or as indicated on the drawings. Each nameplate inscription shall identify the function and, when applicable, the position. Nameplates shall be melamine plastic, 3 mm thick, white with black center core. Surface shall be matte finish. Corners shall be square. Accurately align lettering and engrave into the core. Minimum size of nameplates shall be 25 by 65 mm. Lettering shall be a minimum of 6.35 mm high normal block style.

1.7 ACCESSIBILITY

Install all work so that parts requiring periodic inspection, operation, maintenance, and repair are readily accessible. Install concealed valves, expansion joints, controls, dampers, and equipment requiring access, in locations freely accessible through access doors.

1.8 DELIVERY, STORAGE AND HANDLING

All equipment delivered and placed in storage shall be housed in a manner to preclude any damage from the weather, humidity and temperature variations, dirt and dust, or other contaminants. Additionally, all pipes shall either be capped or plugged until installed.

PART 2 PRODUCTS

2.1 GENERAL

All products, devices, accessories shall be CE Marked and comply with standards mentioned in current section.

2.2 UNDERGROUND PIPING COMPONENTS

2.2.1 Pipe

Pipe shall comply with NFPA 24. Minimum pipe size shall be 150 mm.

SECTION 21 13 13.00 20 Page 6

Piping more than 1.50 meters outside the building walls shall comply with Section 33 11 00 WATER DISTRIBUTION.

2.2.2 Buried Utility Warning and Identification Tape

Provide detectable aluminum foil plastic backed tape or detectable magnetic plastic tape manufactured specifically for warning and identification of buried piping. Tape shall be detectable by an electronic detection instrument. Provide tape in rolls, 80 mm minimum width, color coded for the utility involved with warning and identification imprinted in bold block letters continuously and repeatedly over the entire tape length.

Warning and identification shall read "CAUTION BURIED WATER PIPING BELOW" or similar wording. Use permanent code and letter coloring unaffected by moisture and other substances contained in trench backfill material.

2.3 ABOVEGROUND PIPING COMPONENTS

All components of the aboveground piping shall fully comply with the requirements and recommended practices of NFPA 13 and this specification section. Aboveground piping shall be steel.

2.3.1 Steel Pipe

Pipe shall be black steel. Steel pipe shall be Schedule 40 for sizes less than 75 mm and Schedule 10 or 40 for sizes 75 mm or larger. Fittings into which sprinklers, sprinkler riser nipples, or drop nipples are threaded shall be welded, threaded, or grooved-end type. Plain-end fittings with mechanical couplings, fittings that use steel gripping devices to bite into the pipe and segmented welded fittings shall not be permitted. Rubber gasketed grooved-end pipe and fittings with mechanical couplings shall be permitted in pipe sizes 40 mm and larger. Fittings, mechanical couplings, and rubber gaskets shall be supplied by the same manufacturer. Steel piping with wall thickness less than Schedule 30 shall not be threaded.

Side outlet tees using rubber gasketed fittings shall not be permitted.

Sprinkler pipe and fittings shall be metal.

2.3.2 Grooved Mechanical Joints and Fittings

Grooved couplings, fittings and grooving tools shall be products of the same manufacturer.

2.3.3 Flexible Sprinkler Hose

The use of flexible sprinkler hose is not permissible.

2.3.4 Dielectric Unions

Proivded listed dielectric unions at locations shown on the drawings.

2.3.5 Sprinklers

Provide nominal 12.7 mm or 13.5 mm orifice sprinklers. Sprinklers with internal O-rings shall not be used. Sprinklers shall be used in accordance with their listed coverage limitations. Provide concealed sprinklers in all spaces with suspended ceiling systems. Provide upright sprinklers in all spaces without suspended ceilings. Provide listed sprinkler guards for upright sprinklers installed in areas with electronic equipment.

Temperature classification of sprinklers in the Communications Station building shall be ordinary. Temperature classification of sprinklers in

SECTION 21 13 13.00 20 Page 7 the Generator buildings shall be intermedite or higher. Sprinklers located in the Generator rooms shall be corrosion-resistant. Sprinklers in high heat areas including attic spaces or in close proximity to unit heaters shall have temperature classification in accordance with NFPA 13. Extended coverage sprinklers shall not be used. Provide corrosion-resistant sprinklers and sprinkler guards as required by NFPA 13.

2.3.6 Valves

Provide valves of types approved for fire service. Valves shall open by counterclockwise rotation. Provide an OS&Y valve beneath each alarm.

Check valves shall be clear opening swing-check type with inspection and access cover plate for sizes 200 mm and larger. Each control valve located interior to the building shall be electrically supervised; minimum contact ratings shall be 2.5 amps at 24 volts DC. Provide supervision against valve closure or tampering of valve.

2.3.7 Pipe Supports

Provide Pipe hangers and supports and Seismic Bracing in accordance with NFPA 13 and D.M. 17.01.2018.

2.3.8 Fire Department Connections

Fire department connection shall be projecting type with cast brass body, matching wall escutcheon lettered "Auto Spkr" with a polished brass finish. The connection shall have two inlets with individual self-closing clappers, caps with drip drains and chains. Female inlets shall have 65 mm diameter American National Fire Hose Connection Screw Threads (NH) per NFPA 1963. Provide also UNI EN DN 70 coupling for connection to Italian Fire Brigade Vehicles.

2.4 ALARM INITIATING AND SUPERVISORY DEVICES

2.4.1 Sprinkler Alarm Switches

Provide vane type flow switch(es) with circuit opener or closer for the automatic transmittal of an alarm over the facility fire alarm system.

Connection of switch shall be under Section 28 31 76 INTERIOR FIRE ALARM AND MASS NOTIFICATION SYSTEM. Vane type Alarm actuating devices shall have mechanical diaphragm controlled retard device adjustable from 10 to 60 seconds and shall instantly recycle. Flow switches for elevator power shunt shall have no retard feature. Provide properly lettered and approved metal sign to elevator flow switch stating the circuits' voltage, and identify the switch as an "Elevator Power Shunt Flow Switch".

2.4.2 Valve Supervisory (Tamper) Switch

Switch shall be suitable for mounting to the type of control valve to be supervised open. The switch shall be tamper resistant and contain one set of SPDT (Form C) contacts arranged to transfer upon removal of the housing cover or closure of the valve of more than two rotations of the valve stem.

2.5 ACCESSORIES

2.5.1 Sprinkler Cabinet

Provide metal cabinet with extra sprinklers and sprinkler wrench adjacent to each alarm valve. The number and types of extra sprinklers shall be as

SECTION 21 13 13.00 20 Page 8 specified in NFPA 13.

2.5.2 Pipe Escutcheon

Provide split hinge metal plates for piping entering walls, floors, and ceilings in exposed spaces. Provide polished stainless steel plates or chromium-plated finish on copper alloy plates in finished spaces. Provide paint finish on metal plates in unfinished spaces.

PART 3 EXECUTION

3.1 INSPECTION BY FIRE PROTECTION ENGINEER

The Fire Protection Engineer specified in Section 01 45 00.00 20 QUALITY CONTROL shall inspect the sprinkler system periodically during the installation to assure the sprinkler system is being provided and installed in accordance with the contract requirements and the approved sprinkler system submittal(s). The Fire Protection Engineer shall attend both the preliminary and final tests, and shall sign the test results. After the preliminary testing has been completed, the Fire Protection Engineer, shall certify in writing the system is ready for the final inspections and tests. This report shall document any discrepancies found and what actions will be taken to correct. Any discrepancy noted during the periodic site visits or the preliminary testing shall be brought to the attention of the Contracting Officer in writing, no later than three working days after the discrepancy is discovered.

3.2 UNDERGROUND PIPING INSTALLATION

The methods of fabrication and installation of the underground piping shall fully comply with the requirements and recommended practices of NFPA 13, NFPA 24 and the contract drawings.

3.3 ABOVEGROUND PIPING INSTALLATION

The methods of fabrication and installation of the aboveground piping shall fully comply with the requirements and recommended practices of NFPA 13 and this specification section.

3.3.1 Piping in Finished Areas

In areas with suspended or dropped ceilings and in areas with concealed spaces above the ceiling, piping shall be concealed above ceilings. Piping shall be inspected, tested and approved before being concealed. Risers and similar vertical runs of piping in finished areas shall be concealed.

3.3.2 Pendent Sprinklers

Where sprinklers are installed below suspended or dropped ceilings, drop nipples shall be cut such that sprinkler ceiling plates or escutcheons are of a uniform depth throughout the finished space. The outlet of the reducing coupling shall not extend more than 25 mm below the underside of the ceiling. Pendent sprinklers in suspended ceilings shall be a minimum of 150 mm from ceiling grids. Locate sprinklers in a consistent pattern with ceiling grid, lights, and air supply diffusers. Provide sprinklers and piping system layout.

SECTION 21 13 13.00 20 Page 9

3.3.3 Pipe Joints

Pipe joints shall conform to NFPA 13, except as modified herein. Welded joints will be permitted, only if welding operations are performed as required by NFPA 13 at the Contractor's fabrication shop, not at the project construction site. Flanged joints shall be provided where indicated or required by NFPA 13. Grooved pipe and fittings shall be prepared in accordance with the manufacturer's latest published specification according to pipe material, wall thickness and size. Grooved couplings, fittings and grooving tools shall be products of the same manufacturer. The diameter of grooves made in the field shall be measured using the method specifically approved by the coupling manufacturer for the intended application. Groove width and dimension of groove from end of pipe shall be measured and recorded for each change in grooving tool setup to verify compliance with coupling manufacturer's tolerances. A representative of the grooved couplings and fittings manufacturer shall conduct at least one onsite inspection of the piping installation to ensure the method of installation is in accordance with the manufacturer's requirements and recommended practices.

3.3.4 Reducers

Reductions in pipe sizes shall be made with one-piece tapered reducing fittings. Bushings are prohibited.

3.3.5 Pipe Penetrations

Cutting structural members for passage of pipes or for pipe-hanger fastenings will not be permitted. Pipes that must penetrate concrete or masonry walls or concrete floors shall be core-drilled and provided with pipe sleeves. Each sleeve shall be Schedule 40 galvanized steel, ductile iron or cast iron pipe and shall extend through its respective wall or floor and be cut flush with each wall surface. Sleeves shall provide required clearance between the pipe and the sleeve per NFPA 13. The space between the sleeve and the pipe shall be firmly packed with mineral wool insulation. Where pipes penetrate fire walls, fire partitions, or floors, pipes shall be fire stopped in accordance with Section 07 84 00 FIRESTOPPING. In penetrations that are not fire-rated or not a floor penetration, the space between the sleeve and the pipe shall be sealed at both ends with plastic waterproof cement that will dry to a firm but pliable mass or with a mechanically adjustable segmented elastomer seal.

3.3.6 Inspector's Test Connection

Provide test connections approximately 2 meters above the floor for each sprinkler system or portion of each sprinkler system equipped with an alarm device. Provide test connection piping to a drain location that can accept full flow where the discharge will be readily visible and where water may be discharged without property damage. Discharge to floor drains, janitor sinks or similar fixtures shall not be permitted. Provide discharge orifice of same size as corresponding sprinkler orifice. The penetration of the exterior wall shall be no greater than 0.61 meter above finished grade.

3.3.7 Drains

Main drain piping shall be provided to discharge at a safe point outside the building. Provide concrete spash blocks at discharge locations.

Auxiliary drains shall be provided as required by NFPA 13.

SECTION 21 13 13.00 20 Page 10

3.3.8 Identification Signs

Signs shall be affixed to each control valve, inspector test valve, main drain, auxiliary drain, test valve, and similar valves as appropriate or as required by NFPA 13. Valve identification signs shall be minimum 150 mm wide by 50 mm high with enamel baked finish on minimum 1.214 mm steel or

0.6 mm aluminum with red letters on a white background or white letters on red background. Hydraulic design data nameplates shall be permanently affixed to each sprinkler riser as specified in NFPA 13.

3.4 ELECTRICAL WORK

Except as supplemented and modified herein, electric equipment and wiring shall be in accordance with Section 26 20 00 INTERIOR DISTRIBUTION SYSTEM.

Alarm signal wiring connected to the building fire alarm control system shall be in accordance with Section 28 31 76 INTERIOR FIRE ALARM AND MASS

NOTIFICATION SYSTEM.

3.5 PIPE PAINTING AND COLOR CODE MARKING

Paint and color code mark sprinkler piping system as specified in Section

09 90 00 PAINTS AND COATINGS.

3.6 PRELIMINARY TESTS

The system, including the underground water mains, and the aboveground piping and system components, shall be tested to assure that equipment and components function as intended. The underground and aboveground interior piping systems and attached appurtenances subjected to system working pressure shall be tested in accordance with NFPA 13 and NFPA 24.

Submit request to schedule Preliminary Tests, no later than 14 days prior to the proposed start of the tests. Upon completion of specified tests, the Contractor shall submit for approval a Preliminary Test Report.

3.6.1 Underground Piping

3.6.1.1 Flushing

Underground piping shall be flushed in accordance with NFPA 24.

3.6.1.2 Hydrostatic Testing

New underground piping shall be hydrostatically tested in accordance with

NFPA 24.

3.6.2 Aboveground Piping

3.6.2.1 Hydrostatic Testing

Aboveground piping shall be hydrostatically tested in accordance with

NFPA 13.

3.7 FINAL ACCEPTANCE TEST

Final Acceptance Test shall begin only when the Preliminary Test Report has been approved. Submit request to schedule Final Acceptance Test, no later than 30 days prior to the proposed start of the tests. Notification shall include a copy of the Contractor's Material & Test Certificates.

SECTION 21 13 13.00 20 Page 11

The Fire Protection Engineer specified in Section 01 45 00.00 20 QUALITY CONTROL shall conduct the Final Acceptance Test and shall provide a complete demonstration of the operation of the system. This shall include operation of control valves and flowing of inspector's test connections to verify operation of associated waterflow alarm switches. After operation of control valves has been completed, the main drain test shall be repeated to assure that control valves are in the open position. In addition, the representative shall have available copies of as-built drawings and certificates of tests previously conducted. The installation shall not be considered accepted until identified discrepancies have been corrected and test documentation is properly completed and received. The Contractor shall submit the Final Acceptance Test Report as specified in the Submittals paragraph.

An experienced technician regularly employed by the system installer shall be present during the inspection. The Fire Protection Engineer shall attend the final inspections and tests. At this inspection, repeat any or all of the required tests as directed. Correct defects in work provided by the Contractor, and make additional tests until the systems comply with contract requirements. Furnish appliances, equipment, electricity, instruments, connecting devices, and personnel for the tests. The Government will furnish water for the tests. The Naval Facilities Engineering Command Fire Protection Engineer will witness formal tests and approve systems before they are accepted.

3.8 ON-SITE TRAINING

Submit request to schedule the On-site Training, at least 14 days prior to the start of related training but prior to the final inspections and tests.

The sprinkler contractor shall conduct a training course for operating and maintenance personnel as designated by the Contracting Officer. Training shall be provided for a period of 6 hours of normal working time and shall start after the system is functionally complete and after the Final Acceptance Test. The On-Site Training shall cover all of the items contained in the approved Operating and Maintenance Instructions.

-- End of Section --

SECTION 21 13 13.00 20 Page 12

SECTION 21 22 00.00 20

CLEAN AGENT FIRE EXTINGUISHING

05/11

PART 1 GENERAL

1.1 REFERENCES

The publications listed below form a part of this specification to the extent referenced. The publications are referred to within the text by the basic designation only.

ASME INTERNATIONAL (ASME)

ASME B16.11 (2016) Forged Fittings, Socket-Welding and Threaded

ASME B16.3 (2016) Malleable Iron Threaded Fittings, Classes 150 and 300

ASTM INTERNATIONAL (ASTM)

ASTM A106/A106M (2018) Standard Specification for Seamless Carbon Steel Pipe for High-Temperature Service

ASTM A53/A53M (2018) Standard Specification for Pipe, Steel, Black and Hot-Dipped, Zinc-Coated, Welded and Seamless

FM GLOBAL (FM)

FM APP GUIDE (updated on-line) Approval Guide http://www.approvalguide.com/

MANUFACTURERS STANDARDIZATION SOCIETY OF THE VALVE AND FITTINGS

INDUSTRY (MSS)

MSS SP-58 (2009) Pipe Hangers and Supports - Materials, Design and Manufacture, Selection, Application, and Installation

MSS SP-69 (2003; Notice 2012) Pipe Hangers and Supports - Selection and Application (ANSI Approved American National Standard)

NATIONAL FIRE PROTECTION ASSOCIATION (NFPA)

NFPA 70 (2017; ERTA 1-2 2017; TIA 17-1; TIA 17-2;

TIA 17-3; TIA 17-4; TIA 17-5; TIA 17-6;

TIA 17-7; TIA 17-8; TIA 17-9; TIA 17-10;

TIA 17-11; TIA 17-12; TIA 17-13; TIA

17-14; TIA 17-15; TIA 17-16; TIA 17-17 )

National Electrical Code

NFPA 72 (2019; TIA 19-1; ERTA 2019) National Fire Alarm and Signaling Code

SECTION 21 22 00.00 20 Page 1

NFPA 76 (2016) Standard for the Fire Protection of Telecommunications Facilities

NFPA 2001 (2018) Standard on Clean Agent Fire Extinguishing Systems

ITALIAN LASWS AND NORMS

D.M. 20.12.2012 Fire prevention regulation for active fire protection systems installed inside activities subject to fire prevention controls.

Law 818 (7 December 1984 and further adjournment)Temporary permission for activities subject to fire prevention controls, modification of articles 2 and 3 of law 4 March 1982, n. 66, and supplementary rules of the organization of the National Fire Brigade.

U.S. DEPARTMENT OF DEFENSE (DOD)

MIL-STD-101 (2014; Rev C) Color Code for Pipelines and for Compressed Gas Cylinders

U.S. GENERAL SERVICES ADMINISTRATION (GSA)

CID A-A-2962 (Rev A; Notice 2) Enamel, Alkyd, Gloss, Low VOC Content

CID A-A-58092 (Basic; Notice 1; Notice 2) Tape, Antiseize, Polytetrafluoroethylene

UNDERWRITERS LABORATORIES (UL)

UL Fire Prot Dir (2012) Fire Protection Equipment Directory

1.2 GENERAL REQUIREMENTS

Section 23 03 00.00 20 BASIC MECHANICAL MATERIALS AND METHODS, applies to this section, with the additions and modifications specified herein.

Section 28 31 76 INTERIOR FIRE ALARM AND MASS NOTIFICATION SYSTEM, applies to this section, with the additions and modifications specified herein.

1.2.1 Description of Work

The work includes the designing and providing of approved Clean Agent underfloor and room flooding extinguishing system(s) for protection of the electronic equipment and data center rooms as shown on the drawings. The design, equipment, materials, installation and workmanship shall be in strict accordance with the required and advisory provisions of NFPA 2001 and NFPA 76, except as modified herein. Each system shall include all materials, accessories and equipment inside and outside the building necessary to provide each system complete and ready for use. Design and install each system to give full consideration to built-in spaces, piping, electrical equipment, ductwork and all other construction and equipment and to be free from operating and maintenance difficulties, all in accordance

SECTION 21 22 00.00 20 Page 2 with detailed drawings to be submitted to the Contracting Officer for approval. Devices and equipment for fire protection service shall be of a make and type listed by the Underwriter's Laboratories, Inc., or approved by the Factory Mutual System. In the publications referred to herein, the advisory provisions shall be considered to be mandatory, as though the word "shall" had been substituted for "should" wherever it appears; reference to the "authority having jurisdiction" shall be interpreted to mean the Naval Facilities Engineering Command Fire Protection Engineer.

1.3 SUBMITTALS

Government approval is required for submittals with a "G" designation;

submittals not having a "G" designation are for Contractor Quality Control approval. Submit the following in accordance with Section 01 33 00

SUBMITTAL PROCEDURES:

The Naval Facilities Engineering Command Atlantic Fire Protection Engineer will review and approve all submittals in this section requiring Government approval.

SD-02 Shop Drawings

System piping layout; G

Field wiring diagrams; G

SD-03 Product Data

Storage cylinders; G

Discharge heads; G

Manifolds; G

Valves; G

Discharge nozzles; G

Pipe; G

Pipe hangers and supports; G

Pressure switches; G

Fittings; G

SD-05 Design Data

Clean Agent discharge calculations; G

SD-06 Test Reports

Preliminary Test Report; G

Final Acceptance Test Report; G

SD-07 Certificates

SECTION 21 22 00.00 20 Page 3

Record of Prior Installations; G

Fire Alarm System Releasing Circuit Compatibility; G

Test Procedure; G

SD-09 Manufacturer's Field Reports

Cybersecurity Hygiene Checklist

SD-10 Operation and Maintenance Data

Clean Agent fire extinguishing system, Data Package 3; G

Submit in accordance with Section 01 78 23 OPERATION AND

MAINTENANCE DATA.

SD-11 Closeout Submittals

Record drawings; G

1.4 QUALITY ASSURANCE

1.4.1 Record of Prior Installations

Prior to installation, submit data showing of Clean Agent fire extinguishing systems of the same type and design as specified herein. The data shall include the names and locations of at least two locations where the Contractor has installed such systems. The Contractor shall indicate the type and design of these systems and certify that these systems have performed satisfactorily in the manner intended for a period of not less than 18 months.

Qualifications of System Technician: Installation drawings, shop drawing and as-built drawings shall be prepared, by or under the supervision of, an individual who is experienced with the types of works specified herein, and is currently certified by the National Institute for Certification in Engineering Technologies (NICET) as an engineering technician with minimum Level-III certification in Special Hazard System program. Contractor shall submit data for approval showing the name and certification of all involved individuals with such qualifications at or prior to submittal of drawings.

Contractor shall have successfully installed Clean Agent fire extinguishing systems of the same type and design as specified herein.

1.4.2 Clean Agent Fire Extinguishing System

When preliminary field tests have been completed and all necessary corrections made, submit to the Contracting Officer a signed and dated letter attesting to the satisfactory completion of testing and stating that the systems is in operating condition. The letter shall include a written request for a formal inspection and test. All items in the Preliminary Test Report and certification shall be signed by the Fire Protection Engineer specified in Section 01 45 00.00 20 QUALITY CONTROL

1.4.3 Manufacturer's Representative

Provide the services of a manufacturer's authorized representative or technician, experienced in the installation and operation of the type of

SECTION 21 22 00.00 20 Page 4 system being provided to supervise the installation and testing, including final testing, adjustment of the system and to provide instruction to Government personnel.

1.5 DESIGN OF CLEAN AGENT FIRE EXTINGUISHING SYSTEMS

Design and installation of Clean Agent fire extinguishing systems shall conform to NFPA 2001, NFPA 70, NFPA 72, and NFPA 76 and to the requirements as hereinafter specified.

As required by the D.M. 20.12.2012, the final design and certification of the spinkler system shall be carried out by a fire engineer registered in the ministerial list established by Law 818

1.5.1 Piping Layout and Wiring Diagrams

Annotate Clean Agent system piping layout with reference points for design. In field wiring diagrams, show locations of devices and points of the system. Prepare working drawings on sheets not smaller than A0 1189 by 841 mm, in accordance with the requirements for "Working Plans" as specified in NFPA 2001. Include data essential to the proper installation of each system.

1.5.2 Calculations

Submit Clean Agent discharge calculations verifying total storage requirements, flooding concentrations, discharge times, flow through the piping network, pipe sizes, and nozzle orifice sizes, in accordance with the manufacturer's listed design manual and NFPA 2001.

1.5.3 Flooding Concentration

The system shall totally flood the protected area(s) providing a volumetric concentration of Clean Agent of not less than 4 percent at 21 degrees C.

1.5.3.1 Clean Agent Concentration

The required Clean Agent concentration shall be maintained in the protected area(s) for a minimum of ten minutes.

1.5.4 Discharge Time

The maximum Clean Agent liquid discharge time shall be 10 seconds.

1.5.5 Reserve Supplies

Each system shall be provided with its own connected reserve supply of Clean Agent. Each reserve supply shall contain an amount of Clean Agent equal to the primary supply of the system to which it is connected.

1.5.6 Record Drawings

Upon completion, and before final acceptance of the work, submit a complete set of as-built (record) working drawings, including complete as-built circuit diagrams, of each Clean Agent system for record purposes. The as-built working drawings shall be not smaller than A0 1189 by 841 mm reproducible drawings with title block ( 200 by 100 mm) similar to full size contract drawings. The as-built working drawings shall be furnished in addition to the record drawings required by Section 01 78 00 CLOSEOUT

SUBMITTALS.

SECTION 21 22 00.00 20 Page 5

1.6 SYSTEM CONTROL

Provide all apparatus, accessories, components and associated materials specified or necessary to furnish each system complete and ready for operation. All equipment shall be the current products of their manufacturers.

1.6.1 Controls

Detection and actuating control system(s) shall be complete, Class A electrically supervised combination automatic and manual. Automatic actuation shall be accomplished by smoke detectors. Manual actuation shall be accomplished by electrical manual actuation stations.

1.6.2 Sequence of Operation

Smoke detection system shall be laser spot smoke detectors programmed to qualify as a very early warning smoke detection system as defined in NFPA 76.

Upon activation of any smoke detector at the "Alarm Threshold", the system shall simultaneously activate pre-discharge alarms in the protected area(s), signal the building fire alarm control panel(s) to activate the building fire evacuation alarms, send a signal to the base fire department via the base fire alarm system, and initiate an adjustable 0-60 second time delay. At the end of the time delay, Clean Agent shall discharge into the protected area, actuate the manifold pressure switch, close all fire dampers and activate post-discharge visual alarms.

1.6.2.1 Activation By Manual Station

Upon activation by a manual station, the system shall immediately discharge Clean Agent into the protected area, actuate the manifold pressure switch, close all fire dampers and activate post-discharge visual alarms.

1.6.2.2 Manual Activation of Inhibit Switch

Upon manual activation of the inhibit switch agent discharge shall be delayed. All other functions shall continue unimpeded. Upon release of inhibit switch, control and discharge functions shall resume. Time delay shall not reset and shall resume countdown to discharge after release of switch.

1.6.3 Transfer to reserve supply

Transfer from system main supply to reserve supply shall be controlled by a "main-reserve" switch at the system control panel.

PART 2 PRODUCTS

2.1 GENERAL

All products, devices, accessories shall be CE marked as required by D.M. 20.12.2012 and comply with other standards mentioned in current sections.

2.2 PIPING

Conceal piping to the maximum extent possible. Piping shall be inspected, tested and approved before being concealed. Provide fittings for changes in direction of piping and for all connections. Make changes in piping

SECTION 21 22 00.00 20 Page 6 sizes through standard reducing pipe fittings;…