HAMP_Specs_171987_Upgrade_Smoke_Detection_System_in_Mansion_Construction_(1).pdf

Hampton Mansion Fire Alarm Renovations

100% Submission

National Park Service - HAMP

HAMP 171987

260000 - 1

GENERAL ELECTRICAL REQUIREMENTS

SECTION 260000 - GENERAL ELECTRICAL REQUIREMENTS

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.

B. Refer to the following topics of other portions of these specifications:

1. Supplementary Conditions of the Contract for Construction

2. Summary of the Work

3. Submittals

4. Products

5. Project Closeout

C. Refer to Proposal Form for bid breakdown and unit prices, if required.

1.2 SCOPE

A. Provide all labor, materials, tools, equipment, supervision, services, etc., necessary for and incidental to the complete installation of all electrical work and related systems as shown on the drawings, specified herein, and/or required to deliver to the Owner a complete installation ready for continuous and satisfactory operation.

B. All items, systems, etc., necessary or required to make the electrical installation complete and operable shall be understood as part of the work.

C. Any questions as to the scope of the electrical work shall be submitted to the Engineer for resolution prior to bid.

1.3 EXAMINATION OF PREMISES

A. The Contractor shall examine the premises prior to submitting his bid and observe the conditions under which the work will be done or other circumstances which will affect the contemplated work. No allowance will be made subsequently in this connection for any error or negligence on the Contractor's part.

1.4 PERMITS, INSPECTION AND CERTIFICATION

A. Permits

1. The Contractor shall secure and pay for all required permits.

2. The Contractor shall secure and pay for all required low voltage (50 volts and less) permits.

260000 - 2

B. Inspection

1. The Contractor shall secure and pay for all required inspections.

C. Certification

1. Certificates of final inspection and approval required by agencies or authorities have jurisdiction shall cover all electrical work.

2. All certificates of final inspection and approval shall be delivered to the Engineer prior to final acceptance of the electrical work.

1.5 GUARANTY

A. The Contractor's attention is hereby directed to the guaranty obligations contained in the

GENERAL CONDITIONS of the specifications.

B. All electrical equipment and systems shall be guaranteed by the Contractor for two (2) years after date of acceptance. Contractor shall be fully responsible for all repairs and adjustments to equipment and systems during this guaranty period.

1.6 SHOP DRAWINGS AND MATERIAL LISTS

A. Complete shop drawings and material lists shall be submitted by the Contractor for the approval of the Engineer in accordance with the requirements of the GENERAL CONDITIONS. No work shall be fabricated or ordered by the Contractor until approval has been given by the

Engineer.

B. Complete shop drawings showing dimensions, materials, arrangements, and other pertinent data shall be submitted.

C. Complete lists of materials and equipment shall be submitted. For materials and minor items of equipment readily identified in standard publications of various manufacturers, it will be sufficient to state in submission the catalog number for identification. For equipment and material not listed in standard publications of various manufacturers, full description catalog or other data shall be submitted.

D. Shop drawings and material lists shall be submitted.

E. Original manufacturer’s data and specification sheets for all equipment, devices, etc. Annotate descriptive data to show specific model, type and size of each item.

F. Submittals shall include reference to page and paragraph of the specifications or drawing number.

G. Submittals shall include but not be limited to the following information; size, type, functional characteristics, compliance with standards, required service access which shall be suitable for intended location and use, electrical service connections and requirements, and deviations from

Contract Document requirements.

260000 - 3

H. Submittals shall include Riser Diagrams and Schematic Wiring Diagrams, complete conduit and wire requirements, outlet and junction box sizes and power requirements, for the following systems:

1. Refer to Section 13851 for additional shop drawings and material list requirements.

2. As indicated elsewhere on the drawings or specifications.

1.7 PROTECTION

A. All materials and equipment shall be properly and effectively protected by the Contractor during the execution of the work.

1.8 CODES AND STANDARDS

A. The electrical work covered under the specifications and drawings shall be performed in strict accordance with:

1. National Electrical Code (NEC), NFPA 70-2017 Edition.

2. Appropriate standards of the National Fire Protection Association (NFPA).

B. Standards: The work covered under the specifications and drawings shall be performed using the following references as minimum standards for construction and testing:

1. American National Standards Institute (ANSI).

2. National Electrical Manufacturers Association (NEMA).

3. The Occupational Safety and Health Act (OSHA).

4. Electrical construction materials shall, where a listing is normal for the particular class of material, be listed in "Electrical Construction Material List" of the Underwriters'

Laboratories, Inc. (UL) and shall bear the listing label. Electrical equipment shall, where a listing is normal for the particular class of equipment, be listed in the "Electrical

Appliance and Utilization Equipment List" of the Underwriters' Laboratories, Inc. (UL) and shall bear the listing label. Materials and equipment listed and labeled as "approved for the purpose" by other nationally recognized testing laboratory, inspection agency or approved organization (such as ETL or Factory Mutual) shall be acceptable.

1.9 CONTRACT DOCUMENTS AND REFERENCES

A. The complete set of fire protection drawings and specifications apply to this work.

B. The drawings and specifications shall be followed in layout of work.

1.10 COORDINATION

A. The Contractor shall have competent supervision on the site at all times to layout, check, coordinate and supervise the installation of all electrical work and be responsible for the accuracy thereof. He shall plan the installation of all electrical work, giving consideration to the work of other trades, to prevent interference.

B. Conditions and/or situations, which prevent the proper installation of any equipment or item

260000 - 4 where shown on the drawings shall be called to the attention of the Engineer for instructions.

C. The Contractor shall have equipment shipped or fabricated in sections of suitable size for entering the building and being removed from the finished building in the future if necessary.

D. The Contractor shall fully investigate all peculiarities and space limitations for all materials and equipment.

E. Outlet, pull and junction boxes and other appliances which require operation, examination, adjustment, servicing or maintenance shall be readily accessible.

F. The Contractor shall take all field measurements necessary for this work and shall assume responsibility for their accuracy.

G. The Contractor shall coordinate the electrical work with all other sub-contractors. All work shall be so arranged that there will be no delay in the proper installation and completion of any part or parts of electrical equipment. All electrical work shall be installed in proper sequence with other trades without any unnecessary delay.

H. The drawings are to some extent diagrammatic and indicate the general arrangement of the equipment, the runs of conduit and the manner of connection.

I. The Contractor shall confer with all sub-contractors engaged in the construction of the project, regarding the work, which may in any way affect his installation. Whenever interference occurs, before installing any of the work in question, the Contractor shall consult with all sub-contractors and shall come to an agreement with them as to the exact location and level of his conduit parts of his equipment.

J. The Contractor shall be solely responsible for the proper arrangement of his conduit and equipment.

K. The Engineer shall make all final decisions as to any conditions, which require the changing of any work.

1.11 CUTTING AND PATCHING

A. All cutting of walls, floors, roofs, ceilings and/or partitions for the passage of conduits, etc., and closing up of superfluous openings around them in connection with the work under this contract, including the removal of all debris caused thereby, shall be performed by the

Contractor. Contractor shall identify and layout with a reversible method, any, and all proposed cutting and patching in walls, floors, and ceiling. Consult with COR prior to executing cuts.

B. All cutting, patching and finishing shall be performed in accordance with the requirements of the respective division of the specification and shall conform to adjacent work, subject to the approval of the Engineer.

C. Where fireproofing and waterproofing has been removed or damaged in the execution of the work, the Contractor shall have such damage repaired by the respective trades working in the

260000 - 5 building.

D. Any work already in place that has been disturbed in the execution of the work shall be repaired and restored in harmony with the surrounding work.

1.12 WATERPROOFING

A. Coordinate the work to minimize penetration of waterproof construction including roofs, exterior walls and interior waterproof construction. Where such penetrations are necessary, provide all necessary curbs, sewer, shields, flashings, PATE boxes, fittings and caulking to make the penetrations absolutely watertight.

1.13 MATERIAL AND EQUIPMENT

A. All materials and equipment shall be new, the best of their respective kinds and suitable for the conditions and duties imposed on them.

B. The Contractor shall set-in place and connect all electrical equipment furnished under this

Section and all other Sections of the Contract.

C. Verify exact electrical service requirements for each piece of equipment receiving electrical connections. Provide proper service for each.

D. Include any and all items required by the National Electrical Code and/or field conditions for the proper connection and installation of each piece of equipment.

E. Products of one manufacturer shall be used where two or more items of the same kind are required.

1.14 WORKMANSHIP

A. All materials and equipment shall be installed and completed in a first-class workmanlike manner and in accordance with the best modern methods and practice. Any materials installed which shall not present an orderly and reasonably neat or workmanlike appearance shall be removed and replaced when so directed by the Engineer. The removal and replacement of this work shall be done, when directed in writing by the Engineer, at the Contractor's expense.

1.15 MANNER OF INSTALLATION

A. Equipment Supports

1. Provide equipment supports consisting of structural racks, hangers, rods, etc.

2. Equipment supports shall be designed and constructed to safely support and distribute loads evenly over building areas and withstand stresses to which they may be subjected.

3. Equipment suspended or supported from above shall be secured by approved hanger rods or other supports properly attached to the building structural system. Provide additional steel supports as necessary to prevent swaying of equipment. Hangers shall be as follows:

a. Concrete - double-plated expansion-type anchors: Hilti, Phillips, or approved

260000 - 6 equal. Loads shall not exceed 25% of tested pull out or shear strength.

b. Precase concrete plank construction - drill holes through plank and bolt hanger rod to 4" x 4" x 1/4" steel plate on top of plank. Do not drill through cells.

c. Steel beams - iron or steel beam clamps.

4. Provide vibration isolators between enclosure of all vibration producing equipment, transformers, etc. and their supports or floor slab. Isolators shall be Mason Industrial

Type NK Neoprene and cork sandwich pads.

5. Powder and/or pneumatic actuated type fasteners are not permitted.

B. Access Doors

1. Furnish finish metal access doors and frames as indicated or required for access to concealed electrical equipment requiring inspection, adjustment, maintenance, manual operation, etc., or required by code.

2. Access doors shall be properly sized for the particular application and shall be Inland

Steel Products Company's "Milcor" as follows:

a. Style DW in drywall surfaces.

b. Style AT in acoustic plaster surfaces.

c. Style M (stainless steel) in masonry or ceramic tile surfaces and standard in masonry.

d. Style K in plaster surfaces.

3. In suspended metal pan, lay-in-panel, and accessible tile ceilings, the ceiling element may be used as the access panel.

4. Access doors in 1-1/2 hour fire-rated construction shall bear the Underwriters'

Laboratories "B" label.

5. Paint access doors to match existing wall color/finish.

1.16 EQUIPMENT DEVIATIONS

A. The Contractor shall be governed by the requirements of the GENERAL CONDITIONS of these specifications. After an item has been approved, no substitution will be permitted except where such substitution is considered by the Engineer to be the best interest of the Owner or is due to circumstances beyond the control of the Contractor.

B. Where a Contractor proposes to use an item of equipment other than that specified or detailed on the drawings, which requires any redesign of the structure, partitions, foundations, piping, ductwork, wiring, or any other part of the mechanical, electrical, or architectural layout, all such redesign, and all new drawings, and detailing required therefore shall, with the approval of the Engineer, be prepared by the Contractor at his own expense.

C. Where such approved deviation requires a different quantity and arrangement of ductwork, piping, wiring, conduit, and equipment from that specified or indicated on the drawings, with the approval of the Engineer, the Contractor shall furnish and install such ductwork, piping, structural supports, insulation, controllers, motors, starters, electrical wiring and conduit, and any other additional equipment required by the system at no additional cost to the Owner.

260000 - 7

1.17 CLEANING AND PAINTING

A. Cleaning

1. All equipment and piping shall be thoroughly cleaned of all cutting waste from reaming and tapping. All burrs and other foreign matter shall be removed. Should any part of the system be stopped up by such refuse after the various equipment and apparatus has been accepted, the Contractor shall be required to pay for all labor and materials required to locate and remove the obstruction and replace and repair all work in any way disturbed thereby. All enclosures, etc., shall be cleaned of all rubbish, plaster, and other debris at the completion of the work.

B. Painting

1. Paint all exposed metal surfaces, except for galvanized surfaces, of all electrical equipment in mechanical rooms and equipment spaces.

2. Paint all exposed metal surfaces, except for galvanized surfaces, in crawl spaces and damp or wet locations with one priming coat and one finishing coat of black asphaltum, the priming coat being applied immediately after installation.

3. Do not paint nameplates or other elements where such application would interfere with operation or maintenance of equipment.

4. All scratches or marred areas on factory-painted equipment shall be touched up to match finish.

1.18 TESTS

A. Refer to Section 13851 for additional testing requirements.

B. The Contractor shall provide tests and adjustments for the distribution system (600 volts and below), including branch circuits and the low voltage alarm and signaling systems.

C. The tests shall be performed by competent personnel and shall demonstrate to the satisfaction of the Engineer the following:

1. That all power and control circuits are continuous and free from short circuits.

2. That all circuits are free from unspecified grounds.

3. That the resistance to ground of all non-grounded circuits is not less than one megohm.

4. That all circuits are properly connected in accordance with the applicable wiring diagrams.

5. That all circuits are operable which demonstration shall include functioning of each control not less than ten times and continuous operation of each power circuit for not less than 1/2 hour.

6. That all alarm and signal systems are properly functioning.

D. Any defects shall be corrected at once, and the tests reconducted.

E. All tests shall be conducted prior to the connection of any equipment which would be subject to damage from the testing exercise.

260000 - 8

F. The test results shall show that the electrical installation meets the Contract Document requirements.

G. The Contractor shall submit three copies of test results to the Engineer prior to the final acceptance of work. The test results shall include, but not be limited to, the following:

1. Resistance to ground of all phases of all feeders and sub-feeders from all panelboards and transformers back through the distribution to their source.

H. All low voltage signaling, and communications systems shall be checked and tested by a qualified representative of the equipment manufacturer. A report shall be submitted to the

Engineer prior to final acceptance of the work.

1.19 RECORD DRAWINGS

A. The Contractor shall provide the Owner, upon completion and acceptance of the work, with a set of reproducible record drawings, clearly showing the path of the underground systems, locations of equipment, and any dimensional changes.

B. Refer to individual sections for more detailed record drawing requirements (if applicable).

1.20 IDENTIFICATION

A. Refer to Section 13851 for additional identification requirements.

B. All equipment (disconnects, starters, relays, etc.) shall be identified as to its function, equipment, or area served, etc.

1. In finished areas and mechanical rooms and equipment spaces, identification shall be engraved phenolic plates with approximate 3/16" high black letters on white background.

Plates shall be attached to front of devices with stainless steel, oval head, machine screws.

2. Equipment cabinets shall also be identified with stenciled letters, 3/4" high, on inside of cabinet door, colored to contrast with background.

C. All conduits containing electrical branch circuits shall be identified with W. H. Brady B-500 vinyl cloth pipe markers. Labels shall be applied whenever a conduit enters or leaves a switchboard, panelboard, or a junction or pull box, and at each side of penetrations of walls or floors.

D. All identification shall be subject to the approval of the Engineer.

1.21 OPERATING INSTRUCTIONS AND MAINTENANCE MANUALS

A. Operating Instructions

1. The following operating instructions shall be considered a minimum. Refer to individual sections for more detailed operating instruction requirements (if applicable).

2. Upon completion of all work, the Contractor shall thoroughly instruct the Owner's

260000 - 9 representatives in the proper operation and maintenance of all electrical equipment and systems.

3. Instructions shall be done only after completed systems have been put into operation and tested for proper operation and performance.

4. Instructions shall be given only by experts in the equipment or systems and shall include descriptions and demonstrations of procedures of operation, data record keeping, etc.

B. Maintenance Manuals

1. Maintenance Manuals shall include the following for electrical work. Refer to individual sections for more detailed maintenance manual requirements (if applicable).

a. Index, neatly typed at front.

b. List of materials and equipment with name and address of vendor.

c. List of fuses (style and ampere rating), overload heaters, and other expendable equipment and devices with type, size, or ordering description with name and address of vendor.

d. Operating, maintenance, and installation instructions for all systems and components with name and address of vendor and servicing supplier.

e. A Certificate of Approval from the Electrical Inspector.

f. Final copies of Shop Drawings and Submittals.

g. Manufacturer's guarantees and warranties.

1.22 FINALLY

A. On the completion of the work, the systems and equipment shall be carefully tested by the

Contractor for actual operation, and the various pieces of equipment made to function as intended. The entire installation will not be ready for acceptance until it is functioning smoothly and satisfactorily.

B. It is the intention of these specifications to fully cover all required work and equipment for the complete systems so that the whole installation, when accepted, shall be complete and in readiness for regular and satisfactory use.

END OF SECTION 260000

260519 - 1

WIRE (600 VOLTS)

SECTION 260519 – WIRE (600 VOLTS)

PART 1 – GENERAL

1.0 GENERAL

A. Provide all necessary conductors as indicated on the drawings or specified herein.

PART 2 – PRODUCTS

2.0 PRODUCTS

A. All wiring #12 through #10 AWG shall be soft drawn solid copper, 98% conductivity, 600-volt insulation, NEC type THW, THHN or THWN, unless otherwise indicated.

B. All wiring #8 and larger shall be soft drawn stranded copper, 98% conductivity, 600 volt insulation, NEC Type THW, THHN, THWN or XHHW, unless otherwise indicated.

C. All wiring in high ambient temperature locations shall be NEC Type THHN, or XHHW.

D. All wiring #8 and larger for branch circuits shall be stranded. All wiring for control circuits shall be stranded.

E. Wiring smaller than #12 will not be permitted unless specifically indicated, except #14 color-coded wire may be used for control circuits.

F. Wire shall be manufactured by Anaconda, General Cable, Phelps Dodge, Southwire, or an approved equivalent.

G. Wire and cable for fire alarm systems shall be UL listed and labeled as complying with

NFPA 70, Article 760.

H. Non-Power-Limited Circuits: Solid-copper conductors with 600-V rated, 75 deg C, color-coded insulation.

1. Low-Voltage Circuits: No. 14 AWG solid-copper (THWN), minimum initiating and signaling line circuits.

2. Low-Voltage Circuits: No. 14 AWG solid-copper (THWN), minimum notification appliance (strobe) circuits.

3. Low-Voltage Circuits: No. 16/2 AWG shielded-solid-copper, minimum notification appliance (speaker) circuits. West Penn No. 60990BS or an approved equal.

4. Line-Voltage Circuits: No. 12 AWG solid-copper (THWN), minimum.

5. Multiconductor Armored Cable: NFPA 70, Type MC, copper conductors, Type

TFN/THHN conductor insulation, copper drain wire, copper armor with outer jacket with red identifier stripe, NTRL listed for fire-alarm.

I. Multiconductor Armored Cable: NFPA 70, Type MC, copper conductors, Type

TFN/THHN conductor insulation, copper drain wire, copper armor with outer jacket with red identifier stripe, NTRL listed for fire-alarm.

260519 - 2

WIRE (600 VOLTS)

J. All wiring shall have identification markings along their outer braid denoting conductor size, type of insulation, and manufacturer’s trade name. All wiring shall be color-coded throughout branch circuits as follows:

PHASE 120/208 VOLTS

A Black

B Red

C Blue

Neutral White

Ground Green

K. Wiring in sizes up to #8 shall have colored insulation, wiring in sizes #6 and larger shall be coded by colored tape for 6 inches of insulation.

PART 3 – EXECUTION

3.0 EXECUTION

A. Wiring shall not be installed until building is under roof.

B. All wiring for 120 volts general branch circuits shall be sized as follows, unless otherwise indicated.

HOME RUN LENGTH WIRE SIZE

0 – 75’ #12

75 – 150’ #10

Over 150’ #8

CIRCUIT LENGTH WIRE SIZE

0 – 100’ #12

Over 100’ #10

In accordance with the above, where the size of branch circuit conductors is increased by the minimum required by the NEC for the branch circuit rating, it is the Electrical

Contractor’s responsibility to ensure that the termination provisions of all equipment connected to such circuits are listed as suitable for the conductor sizes involved.

C. Use manufacturer approved pulling compound or lubricant where necessary, compound used must not deteriorate conductor insulation. Do not exceed manufacturer’s recommended pulling tensions and side wall pressure values. The use of oils and greases shall not be permitted.

END OF SECTION 260519

260533 - 1

CONDUITS/RACEWAYS

SECTION 260533 - CONDUITS/RACEWAYS

1.0 GENERAL

A. All wiring shall be installed in conduits/raceways as hereinafter specified, unless indicated otherwise.

B. All conduit and surface metal raceway shall be supported per manufacturer’s recommendations and the National Electrical Code.

PART 2 - PRODUCTS

2.0 PRODUCTS

A. Rigid metal conduits and couplings shall be full weight, heavy wall steel, galvanized, with threaded connections conforming to the latest editions and revisions of A.N.S.I. Standard C-

80.1, Federal Specification WW-C-581E and listed by Underwriters' Laboratories as conforming to Standard UL 6.

1. Provide O-Z type "AX" or "BX" or approved equal fittings with bonding jumpers in each rigid metal conduit passing across a building expansion joint. Type of fitting shall be properly chosen for the movement anticipated.

2. Provide fittings of steel or cast malleable iron by O-Z, T&B, Steel City, or approved equal.

3. Provide O-Z type "A", or approved equal, insulating bushings on all rigid metal conduit terminations.

4. Provide T & B Series 141, or approved equal, locknuts on both inside and outside of all enclosures.

5. Provide O-Z type "S", or approved equal, cable supports in conduit risers as required by the N.E.C.

B. Electrical Metallic Tubing (EMT) shall be galvanized, conforming to the latest editions and revisions of A.N.S.I. Standard C80.3, Federal Specifications WW-C-563, and listed by

Underwriters' Laboratories as conforming to Standard 797.

1. Provide O-Z type "TX", or approved equal, expansion fitting with bonding jumpers in each E.M.T. conduit passing across a building expansion joint.

2. Provide steel concrete-tight for interior locations (raintight in damp and liquid tight in wet locations) compression type box connections and couplings with nylon insulating throats by O-Z, T&B, or equal.

260533 - 2

3. Provide O-Z type "SBT", or equal, bushing on all EMT conduit terminations not in metal enclosures.

4. All conduit, couplings, and connectors shall be factory painted Red.

C. Flexible metal conduit shall be steel, metal strip interlocked construction, zinc-coated, conforming to the latest editions and revisions of Federal Specification WW-C566B and

Underwriters' Laboratories Standard for Flexible Steel Conduit, UL 1. Liquid type flexible metal conduit shall be "Sealtite" type UA with PVC cover by Anaconda, or approved equal, with liquid type box connectors.

1. Box connectors shall be two-screw clamp type of "Tite-Bite" with nylon insulated throat, by T & B or equal.

PART 3 - EXECUTION

3.0 EXECUTION

A. Rigid metal conduit shall be used only under the following conditions:

1. Where required by the NEC.

2. Exposed in crawl spaces or in damp or wet locations.

3. Exposed in mechanical equipment spaces.

B. Electrical Metallic Tubing (EMT) may be used in dry locations throughout except where rigid metal conduit is required, and flexible conduit is permitted or indicated.

C. Flexible metal conduit shall be used:

1. For connections to motor terminal boxes and other vibration producing equipment, in

18"-36" lengths, liquid-tight only.

2. Flexible metal conduit may be used in sizes up to 1-1/4" in dry wall partitions where use of other conduit is not practical.

3. Shall not exceed 6 feet in length.

1. Provide a ground wire installed in the conduit bonded to all boxes.

D. Minimum conduit size shall be 3/4" for fire alarm wiring.

E. All conduits shall be installed exposed on walls and concealed above ceilings, etc., throughout, except as follows:

1. In vertical shafts, mechanical and electrical equipment spaces, etc., where concealment is not practical.

260533 - 3

2. At surface mounted panelboards and equipment cabinets in finished areas, limited to vertical runs above and below cabinet.

3. Where required for equipment connections.

4. Where indicated on the drawings.

F. All conduit shall be installed as neatly as possible to afford least interference with other trades.

G. All conduits above suspended ceilings shall be rigidly supported by suitable hangers independently from the ceiling and ceiling support systems. Conduits above ceilings with removable panels or tiles shall be located to insure removal of such panels and tiles. Conduits shall be located to ensure access to mechanical systems requiring maintenance.

H. All conduits installed exposed shall be rigidly supported and shall closely follow ceiling and building structure contours.

I. All conduits shall be tested for clearance and smooth joints and then capped immediately after installation by T & B "push penny" plugs, or equal, to prevent entrance of moisture or debris.

J. No wire shall be pulled into conduits until system is complete.

K. Conduits shall be located a minimum of 3" from steam and hot water piping.

L. Conduits passing from heated to unheated spaces, exterior spaces, refrigerated spaces, cold air plenums, etc., shall be suitably sealed with "Duxseal" by Johns Manville or sealing fittings to prevent accumulation of condensation.

M. Conduits and sleeves penetrating floor slabs shall have the chopped out space between the outer wall of the piping and the concrete sealed with fire resistant silicone foam listed by UL, or approved equivalent, for use in 2-hour fire rated floor systems.

N. Conduits less than 12" in length connecting outlets of adjoining rooms shall be sealed with

"Duxseal" by Johns Manville to prevent noise transmission between rooms.

O. Provide nylon pull wires in all empty conduits.

END OF SECTION 260533

260534 - 1

BOXES, FITTINGS, AND WIRE TROUGHS

SECTION 260534 - BOXES, FITTINGS, AND WIRE TROUGHS

1.0 GENERAL

A. Provide outlet, pull and junction boxes, surface mounted outlet boxes for fire alarm devices, conduit fittings, and wire troughs as indicated on the drawings, required by field conditions for a complete electrical installation or required by the NEC.

2.0 PRODUCTS

A. All boxes herein specified shall be galvanized steel or cast malleable iron and of a type suitable for the intended use.

B. Flush boxes to accommodate wiring devices shall be a minimum of 4" square pressed steel with appropriate raised covers.

C. Surface mounted boxes to accommodate fire alarm devices shall be in manufacture’s square cover and back box. Cover shall have twistouts for surface metal raceway on each side.

Factory Red finish.

D. Rigid boxes less than 50 cubic inches in size to accommodate wiring devices or used as junctions or pull boxes installed flush in exterior locations, damp or wet locations, or exposed on walls shall be cast boxes equal to Crouse-Hinds Type FS/FD Condulets.

E. EMT boxes less than 50 cubic inches in size to accommodate wiring devices installed exposed on walls and used for junction or pull boxes shall be minimum 4" square pressed steel, equipped with matching covers.

F. Boxes less than 50 cubic inches in size used for junction or pull boxes shall be pressed steel with appropriate blank covers.

G. Boxes 50 cubic inches and larger shall be constructed of hot dip galvanized sheet steel with flat covers secured with round head brass machine screws. All joints shall be welded and ground smooth.

H. Covers for pressed steel boxes, not used for wiring devices, in unfinished areas shall be flat galvanized steel, and in finished areas shall be blank stainless steel device plate. Covers for cast boxes, not used for wiring devices, shall be galvanized steel except cast covers to match box in exterior damp or wet locations.

I. Cast aluminum boxes shall not be permitted.

J. Manufactured boxes shall be Appleton, Raco, Steel City, Crouse-Hinds, Wiremold or an approved equivalent.

260534 - 2

BOXES, FITTINGS, AND WIRE TROUGHS

PART 3 - EXECUTION

3.0 EXECUTION

A. Boxes flush in block, brick or tile walls shall be located at a course line and provided with square tile covers.

B. Boxes in damp or wet locations shall be equipped with cover gaskets.

C. Boxes flush in or exposed on walls shall be exactly plumb. Flush boxes shall not project beyond the finished surfaces nor shall surfaces project more than 1/8" beyond the box enclosure.

END OF SECTION 260534

283111 - 1

INTELLIGENT, ADDRESSABLE FIRE ALARM AND

DETECTION SYSTEMS

SECTION 283111 – INTELLIGENT, ADDRESSABLE, AND WIRELESS FIRE ALARM AND

DETECTION SYSTEM

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.

B. Specifications shown in document “NPS-NCA Fire Protection Systems Policy, June 1, 2020” shall be followed, in addition to specifications provided herein. This document is provided as

Appendix A of the project specifications.

1.2 SUMMARY

A. This Section includes, but not limited to: fire alarm systems, including, installation of a new intelligent/addressable fire alarm control unit, new intelligent/wireless system, manual stations, sensors, detectors, power booster panels, notification appliances, signal equipment, controls, devices, waterflow switches, pressure switches, valve tamper supervisory switches, low/high air pressure switch, remote annunciator panels (LCD), document storage cabinet, drawing storage box, fire plate, and circuit breaker lockout kits.

B. Related Sections: the following Sections contain requirements that relate to this Section:

1. Section 260000 “General Electrical Requirements”.

2. Section 260519 “Wire (600 Volts)”.

3. Section 260533 “Conduits/Raceways”.

4. Section 260534 “Boxes, Fittings, and Wire Troughs”.

C. Work covered by this section includes the furnishing of labor, equipment, materials, and complete operational performance required for the Fire Alarm System as shown on the drawings and contract specifications.

D. The fire alarm system shall be a phased installation. The intent of the design is to have an operational system in building areas when work is completed, and these areas are opened to the public. Therefore, the new fire alarm system shall be operational in all public and staff-occupied areas of the building.

E. The fire alarm/electrical contractor is responsible for the coordination and costs (material, and labor) to integrate and perform a complete functional test to certify the new fire alarm system.

This test shall be performed in the presence of the Authority Having Jurisdiction (AHJ) and

Contracting Officer’s Representative (COR).

F. The fire alarm/electrical contractor is responsible for obtaining the services of a fire sprinkler contractor including the costs (material, and labor) for all permits, adjustments and functional tests associated with new waterflow/pressure switches, valve tamper supervisory switches, and

283111 - 2 low air/high air pressure switches. This test shall be performed in the presence of the Authority

Having Jurisdiction (AHJ) and Contracting Officer’s Representative (COR).

G. The work covered by this section of the specification is to be coordinated with the related work as specified elsewhere under the project specifications.

H. The Fire Alarm System shall consist of all necessary hardware equipment and software programming to perform the following functions:

1. Fire Alarm and Detection Operations.

2. Remote Manual and Automatic Control of all Mechanical Equipment Related Fan

Systems, and/or Off Premise Notification.

I. All equipment, devices, and connected wiring which form the specified system together with installation and maintenance service shall be in compliance with the requirements established by Underwriter’s Laboratories, Inc., FCC/IFETEL/ICC, NOM.

J. All control equipment shall have transient protection devices to comply with UL 864 requirements.

1.3 REFERENCES

A. The International Building Code, 2018, and local technical amendments.

B. The International Mechanical Code 2018, and local technical amendments.

C. NFPA 1 – National Fire Prevention Code, 2012, and local technical amendments.

D. NFPA 70 – National Electrical Code, 2017, and local technical amendments.

E. NFPA 72 – National Fire Alarm Code, 2019, and local technical amendments.

F. NFPA 90A – Standard for the Installation of Air Conditioning and Ventilating Systems, 2018.

G. NFPA 101 – Life Safety Code, 2018, and local technical amendments.

H. NFPA 170 – Standard for Fire Safety and Emergency Symbols, 2018.

I. NFPA 241 – Construction, Alteration, and Demolition Operation, 2019.

J. Maryland Building Code for the Handicapped, 1985, and local technical amendments.

K. Underwriters Laboratory, Inc. (UL) Publications Fire Protection Equipment Directory, 2013.

L. Underwriters Laboratory, Inc. (UL) 38, Standard for Manual Signaling Boxes for Fire Alarm

Systems, 2008.

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M. Underwriters Laboratory, Inc. (UL) 268, Standard for Smoke Detectors for Fire Alarm Systems, 2016.

N. Underwriters Laboratory, Inc. (UL) 521, Standard for Head Detectors for Fire Protective

Signaling Systems, 2010.

O. Underwriters Laboratory, Inc. (UL) 864, Standard for Control Units and Accessories for Fire

Alarm Systems, 2014.

P. Underwriters Laboratory, Inc. (UL) 1971, Standard for Signaling Devices for the Hearing

Impaired, 2002.

Q. The Americans with Disabilities Act, 1992, and the Americans with Disabilities Act

Accessibility Guidelines.

R. NPS-NCA Fire Protection Systems Policy, Dated June 1, 2020.

1.4 CERTIFICATION & INSURANCE

A. The Contractor shall provide the services and equipment of an alarm service company certified by the manufacturer of the equipment, and listed by Underwriters Laboratories, Inc., in its directory as being capable of furnishing the signaling systems specified herein and who is authorized to, and shall, issue a certificate to the equipment described herein as its representation that such equipment and all connected wiring and installation and maintenance service are in compliance with the requirements established by Underwriters Laboratories, Inc.

1.5 WARRANTY

A. Provide a warranty for the fire alarm system. The Contractor shall be responsible during the design, installation, testing and guarantee periods for any damage caused by the Contractor or

Subcontractors, or by defects in the Contractor’s or Subcontractor’s work, materials or equipment. Warranty shall cover all materials, equipment, software, and installation provided by the Contractor or Subcontractor(s).

B. Determine the cause of the fault or condition, correct the faults and replace failing or malfunctioning components during the stated period of warranty. Warranty shall not apply to

Government’s failure to protect, handle, operate, or maintain system properly.

C. Warranty period is for one (1) year following time of system acceptance.

1.6 GENERAL DESCRIPTION

A. Intelligent/Addressable, and Wireless supervised system providing fire alarm and supervisory signals within the protected premises shall be provided in accordance with the provisions of the

International Building Code.

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B. Automatic fire detection shall be provided to ensure timely warning for purposes of life safety and property protection in accordance with basic minimum requirements of NFPA 72 for building, space or area as shown on drawings.

C. Smoke sensor and control to prevent smoke spread within duct systems shall be in accordance with requirements of NFPA 90A and IMC.

D. Indication of a fire shall first be promptly transmitted to the U.S. Park Police Dispatch Center, and second transmitted to the National Capital Region Communication Center (NCRCC), indicating the building from which the alarm has been received. The means of transmission and retransmission (for NFPA 72 systems) to both dispatch locations shall be accomplished with a digital communicator integral to the fire alarm control unit, and shall be in accordance with

NFPA 72 or NFPA 1221.

E. Notification appliances for protective signaling shall be acceptable to the authority having jurisdiction and shall be in accordance with NFPA 72.

F. Annunciation shall be by floor, zone and type of device at the system control unit and the remote annunciator.

G. System shall provide signaling for the handicapped as provided by the Maryland Building Code for the Handicapped.

H. System shall provide signaling for the disabled as provided by the Americans with Disabilities

Act and UL Standard 1971.

1.7 SUBMITTALS

A. Provide submittals which shall include, but not be limited to, the following:

1. The supplier must supply evidence of engineering fire protection systems and supplying equipment for the past ten years.

2. Complete drawings covering the following shall be submitted by the Contractor for the proposed system:

a. Floor plans showing all initiating, end of line, supervisory, notification appliances, and output control devices; including annunciators, power booster panels, and the main FACU locations. Raceways shall be shown, marked for size, conductor count with type and size, showing the percentage of allowable National Electric

Code fill used.

b. Wiring diagrams showing points of connection and terminals used for all electrical connections to the system devices and panels.

c. Provide mounting details of the FACU and other boxes to building structure, showing fastener type, sizes, material and embedded depth where applicable.

3. Wiring diagrams from manufacturer differentiating between factory- and field-installed wiring. Include diagrams for equipment and for system with all terminals and interconnections identified. Indicate components for both field and factory wiring. Show

283111 - 5 wiring color code as specified in this Section.

4. Original manufacturer’s data and specification sheets for all panels, equipment, devices, etc. Annotate descriptive data to show specific model, type and size of each item.

5. Detailed system operation description covering this specific project, including method of operation and supervision of each type of circuit and sequence of operations for all manually and automatically initiated system inputs and outputs. Manufacturer’s standard descriptions for generic systems are not acceptable.

6. Duct Smoke Detectors: Performance parameters and installation details for each detector, verifying that each detector is listed for the complete range of air velocity, temperature, and humidity possible when air-handling system is operating.

7. Submit panel configuration and interconnection of modules and all other data as required to make an informed judgment regarding product suitability. At a minimum, data shall be submitted on the following:

a. Fire Alarm Control Unit, including all detection.

b. Circuit interface panels, including all modules.

c. Power supplies, batteries and battery chargers.

d. Power booster panels.

e. Intelligent addressable, and wireless manual pull stations, addressable heat detectors, conventional heat sensors, addressable smoke sensors, alarm monitoring modules, and supervised control modules.

f. Waterflow switches.

g. Valve tamper supervisory switches.

h. Low air/high air pressure switches.

i. Audible, and visual evacuation signals, and devices including wireless.

j. Historical event archiving.

k. Software, and firmware as required to provide a complete functioning system.

l. Wiring, including color coding

m. Surge suppression.

n. Multiplex, system driven remote annunciators.

o. Document storage cabinet.

p. Drawing storage box.

q. Fire plate.

r. Circuit breaker lockout kits.

8. Product certification signed by the manufacturer of the fire alarm system components certifying that their products comply with indicated requirements.

9. Power calculations for all equipment.

a. Battery capacity calculations. Battery size shall be a minimum of 130% of the calculated requirement. Refer to paragraph 1.8.EE for additional requirements.

b. Supervisory power requirements for all equipment.

c. Alarm power requirements for all equipment.

d. Power supply rating justification showing power requirements for each of the system power supplies. Power supplies shall be sized to furnish the total connected load in a worst-case condition.

e. Voltage drop calculations for wiring runs demonstrating worst-case condition.

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10. Notification appliance matrix.

a. When using multiply circuits, a notification appliance matrix shall be provided to confirm a balance between those circuits.

11. A complete list of each addressable and wireless devices to be supervised identifying its associated ID address. These would include, but not limited to, manual pull stations, smoke sensors, heat sensors, duct smoke sensors, monitor modules, control modules, power booster panels, amplifier panels, and special extinguishing systems. Programming of Device Location Names shall be completed in consultation with Owner prior to final commissioning. Programmed Naming Convention shall be i.e.: LEVEL 1 – GREAT

HALL – ROOM 100

12. Submit copies of the factory certification of installers that will be working on the system.

B. System design and installation shall be supervised by an experienced fire alarm technician with not less than five years of experience with fire alarm systems. Submittals shall be prepared and signed by a NICET Level III or IV certified engineering technician or a certified fire protection engineer. The signature of this technician shall constitute an affidavit that the information presented in the submittal constitutes a complete and operational system conforming with applicable state codes and recognized engineering practices. All field installation work shall be continuously supervised by a NICET Level II or III fire alarm technician. Submittals not complying with the above shall be rejected without comment.

C. Provide scaled submittal drawings on sheets not smaller than 24 inches x 36 inches. The drawings shall be on uniform-sized sheets with a scale of 1/8-inch equal 1 foot.

D. Software and Firmware Operational Documentation:

1. Software operating and upgrade manuals.

2. Program Software Backup: On magnetic media or compact disk, complete with data files.

3. Device address list.

4. Printout of software application and graphic screens.

E. If resubmittals are required, they shall be provided within 2 weeks after the date of the notification.

F. The Government shall consider any supplier as nonresponsive if the second resubmittal is disapproved. The Contractor shall submit another supplier to the Government for approval.

1.8 GENERAL EQUIPMENT AND MATERIAL REQUIREMENTS

A. Installer Qualifications: A factory-authorized Installer is to perform the Work of this Section.

B. Compliance with Local Requirements: Comply with the applicable building code, local ordinances, and regulations, and the requirements of the authority having jurisdiction.

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C. All equipment shall be new and unused. All components and systems shall be designed for uninterrupted duty. All equipment, materials, accessories, devices, and other facilities covered by this specification or noted on contract drawings and installation specifications shall be the best suited for the intended use and shall be provided by a single manufacturer under the appropriate category by Underwriters Laboratories, Inc. (UL), and shall bear the “UL” label.

All control equipment shall be listed under UL category UOJZ, or if provided by different manufacturers recognized as compatible by both manufacturers. Partial listings shall NOT be accepted.

D. All control equipment shall have transient protection to comply with UL864 requirements.

E. Where Fire Alarm circuits leave the building, additional transient protection shall be provided for each circuit. Devices shall be UL listed under Standard #497B (Isolated Loop Circuit

Protectors).

F. Single-Source Responsibility: Obtain fire alarm components from a single source ISO 9000 certified manufacturer who assumes responsibility for compatibility for system components.

G. Service availability: The supplier shall have sufficient stock on hand and have a fully equipped service organization capable of guaranteeing response time within 4 hours of service calls, 24 hours a day, 7 days a week to service completed systems.

1.9 SYSTEM DESCRIPTION

A. General: The system shall be a complete, noncoded, intelligent/addressable, microprocessor-based fire detection and alarm system with manual and automatic alarm initiation, addressable initiating devices with the following functions and operations, and as indicated on the contract drawing fire alarm matrix. The system shall not be combined with other systems such as building automation, energy management, or security systems.

1. The maximum number of devices on a single signaling circuit shall not exceed seventy addressable manual pull stations, monitor modules, control modules, and seventy intelligent smoke sensors, duct smoke sensors, and heat sensors.

a. Devices attached to the signaling circuit shall be individually identifiable at the

Fire Alarm Control Unit for alarm and trouble indication. Smoke sensors shall be interrogated for sensitivity settings from the fire alarm control unit, logged for sensitivity changes indicating the requirement for cleaning, and tested by a single technician using the panel field test routine.

b. Sensitivity settings of individual sensors shall be automatically or manually adjustable from the control unit to reduce the incidence of false alarms caused by environmental conditions.

c. The signaling circuits shall be installed in the fire alarm control unit enclosure or in remote circuit interface panel enclosures.

d. Signaling circuits shall support selectable Class A wiring using loop isolator modules.

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2. Provide sufficient capacity to operate all system notification appliances (horn/strobes, horns, and strobes) simultaneously plus 10% spare capacity for each notification appliance circuit to support future system expansion.

B. The fire alarm control unit shall be UL listed as a test instrument for the measurement of the sensitivity of connected intelligent photoelectric smoke sensors connected to the control unit to comply with the testing requirements of NFPA 72.

1. The control unit shall provide a display and a printed list of these sensitivity measurements as a permanent…