2._1081630_Install_Industrial_Fans_B639_and_B515.docx

STATEMENT OF WORK

INSTALL INDUSTRIAL FANS B639 AND B515

PROJECT NUMBER 1081630

5 June 2019

TABLE OF CONTENTS

ii

PART I – PROJECT SPECIFIC GUIDANCE

1. SCOPE

1.1. PERIOD OF PERFORMANCE: Total period of performance for this project is 75 days (negotiable).

1.2. OBECTIVE: Provide six new industrial ceiling fans with associated controls, branch circuits, and fire alarm system interconnections in buildings 639 and 515 in accordance with the detailed scope shown below.

A. Electrical - Provide power to four ceiling mounted fans in the LRS warehouse of facility 639, and two ceiling mounted fans in the warehouse space of facility 515. Execution of electrical work will meet the requirements of UFGS 26 20 00, INTERIOR DISTRIBUTION SYSTEM, (attachment 1) and UFGS 07 84 00 FIRESTOPPING (attachment 2) as required. Approximate locations of these fans shown in the floor plans below.

B. Fire Alarm System - The fans will be wired such that any activation of the fire alarm system will shut down the fans operation IAW UFC 3-600-01 and NFPA 13. Testing of the fire alarm system shall comply with NFPA 72.

C. Industrial Fans - Comply with NFPA 13, except all HVLS fans must be interlocked to shut down immediately upon any fire alarm activation per UFC 3-600-01 Paragraph 7-6, High Volume Low Speed (HVLS) Fans. Per NFPA 13, Maximum diameter of fans is 24’, and fans shall be centered approximately between 4 sprinkler heads. Vertical clearance to sprinkler deflector must be at least 3’. Fans shall be interlocked to shut down immediately upon activation of a water flow alarm IAW requirements in NFPA 72.

1.3. LIMITATIONS: Work shall take place in occupied facilities. The contractor shall coordinate all work with the Civil Engineering and Contracting Squadrons as well as the facility occupants to set an outage schedule for electrical work to be performed if required.

2. POINTS OF CONTACT (POC):

A. Project Manager: Mr. Charles Lane, charles.lane.16@us.af.mil

B. Project Management Section Chief: Mr. Earl Waller, earl.waller@us.af.mil

3. GOVERNMENT-FURNISHED INFORMATION, EQUIPMENT, MATERIAL, AND PROPERTY

A. INFORMATION – The Government may provide information in the form of available plans, reports, maps, and drawings as necessary to facilitate accomplishment of the work required in this Statement of Work if available. The Government may furnish electronic copies of available As-Built drawings that are pertinent to the facility involved upon contract award. However, these drawings are not warranted to show conditions as they actually exist. The designer shall field verify the information shown on the As-Built drawings and other information as necessary to produce a quality-designed project.

B. EQUIPMENT – None provided.

C. MATERIAL – None provided.

D. PROPERTY – None provided.

PART II – GENERIC REQUIREMENTS

1. GOVERNING DESIGN AND CONSTRUCTION DOCUMENTS

A. Department of Defense specifications and criteria located at http://wbdg.org/ffc/dod.

B. Air Force specifications and criteria located at http://wbdg.org/ffc/af-afcec.

C. Dover AFB Installation Facility Standard is located at http://www.wbdg.org/ffc/af-afcec/installation-facilities-standards-ifs/dover-afb-ifs.

D. Dover Air Force Base specifications listed below are provided as solicitation/contract attachments.

(1) Dover Air Force Base Local Design Guide with Appendix D

(2) Dover Air Force Base Architectural Compatibility Plan

(3) Dover Air Force Base Standard Specifications

(4) 01 11 10 Dover Air Force Base General Requirements

(5) Dover Air Force Base Environmental Control

(6) Operational Climatic Data

(7) 31 25 10 Dover Air Force Base Sediment and Erosion Control

2. TABLE OF DELIVERABLES

TABLE OF DELIVERABLES

DESIGN

Within 14 calendar days after Award. One for entire contract.

Pre-Construction Conference (PRECON)

Within 14 calendar days after Notice to Proceed.

Within 7 calendar days after Conference.

The Government will provide review comments within 15 calendar days of receipt of the Conference Report Submittal.

Within 30 calendar days after Pre-Construction Conference. 1 half size sets of drawings. 1 sets of fully edited specs. 1 set of the Basis of Design.

The Government will provide review comments within 15 calendar days of receipt of the 100% Design Submittal.

100% Design Review Meeting

Approximately 10 calendar days after the 100% Design Submittal

Within 14 calendar days after 100% Design Review Meeting. 1 half size sets of drawings, 1 full size set of drawings. 2 sets of specifications. 1 set of the Basis of Design.

CONSTRUCTION

Construction Progress Meeting

Bi-weekly.

Within 3 working days after each meeting with minutes by Contractor.

Prior to the start of construction activities. 1 electronic and 1 hard copy schedules.

Bi-weekly, initiated by Contractor with Base Civil Engineer (BCE) inspector support and sent to BCE and Contracting via email.

Materials Approval (AF Form 3000)

Within 30 calendar days prior to requirement.

Bi-weekly in conjunction with Progress Meetings with minutes by Contractor. To begin no later than 1 months prior to scheduled construction completion date.

Within 30 calendar days prior to requirement.

Same day as issue or occurrence.

Pre-Final Inspection Report

Performed by contractor.

Final Inspection Report

Performed by contractor.

Within 30 calendar days after Final Inspection.

Final Approved Submittals AF Form 3000

Within 30 calendar days after Final Inspection.

Within 15 calendar days prior to Commissioning. Prior to required training to allow maintainers time to review.

Within 30-60 calendar days after commissioning.

Extended Warranties

Within 15 calendar days after Final Inspection.

3. DESIGN REQUIREMENTS

A. Project Management Plan (PMP) – Due within 15 calendar days after contract award.

B. Pre-Construction Conference (PRECON) – The Contracting Officer or designated representative shall conduct a Pre-Construction Conference (Precon) at Dover Air Force Base, Delaware. This meeting will involve all stakeholders, allowing the Government and Contractor to discuss a complete overview of the project and any specific concerns. Importantly, a Notice to Proceed (NTP) may be issued at this meeting.

C. 100% Design Submittal – Due within 30 calendar days after Pre-Performance Meeting. To include fully edited specifications, complete drawings, and Basis of Design. Design document submissions shall include the following:

(1) Table of Contents

(2) Executive summary of the scope of all work

(3) Minutes and sign-in sheets of all meetings pertaining to the development of the design

(4) Previous Government review comments and Contractor responses

(5) Design Analysis (Basis of Design) and appropriate engineering calculations

(6) Design drawings and specifications

(7) Schedule of submittals for material approval.

D. 100% Design Review Meeting – Due 10 calendar days after the 100% Design Submittal. These meetings will include all relevant Base POCs and Contracting Personnel on an as needed basis. These meetings will cover the design review comments made on the current design submittal and will include any pertinent issues which could affect future task order progress. The following items shall be covered:

(8) Meeting Attendees and Contact Information

(9) Review and resolution of design review comments

(10) New business

(11) Schedule

E. Final “Issued for Construction” Design Submittal – Due within 14 calendar days after 100% Design Review Meeting. Includes signed and sealed final specifications, drawings, and Basis of Design. Submit all items electronically as well as the following hard copies: 1 full size drawing set, 1 half size drawing sets, 2 copies of specifications, and 2 copies of the Basis of Design. Drawing sets should include updated drawings to reflect changes of any systems that have been altered.

4. CONSTRUCTION REQUIREMENTS

A. In accordance with (IAW) United Facilities Guide Specifications (UFGS) 01 33 00 Submittal Procedures shall govern construction submittals.

B. PERMITS – The Contractor is responsible for all applicable permits, licenses, and certificates required to perform and execute this contract.

C. CONSTRUCTION PROGRESS MEETINGS – The Contractor shall perform Construction Progress Meetings with meeting minutes provided to construction team Government representatives. These meetings will include all relevant Base POCs and Government representatives on an as needed basis. The following items shall be covered:

(1) Meeting Attendees and Contact Information

(2) Change Orders

(3) Requests for Information

(4) Material Submittals and Updated Submittal Register

(5) Updated Schedule

(6) Progress Made in Past Period

(7) Project Issues Affecting Future Work Progress

5. CONTRACT ADMINISTRATION REQUIREMENTS

A. PROGRESS SCHEDULE, AF FORM 3064 – The Contractor shall prepare and submit, for approval, by the Contracting Officer (CO), a work breakdown structure. The work breakdown structure shall be used to report the cost and schedule status for this project. All tasks required under this type of contract shall be included in the work breakdown structure.

B. PROGRESS REPORTS, AF FORM 3065 – The Contractor shall complete biweekly Contract Progress Reports throughout the contract period. The work elements and percentages of the total job identified on the AF Form 3065 shall be identical to the work elements and percentages indicated on the AF Form 3064. Each invoice should be based on the most recent approved AF Form 3065 and will be entered through Wide Area Work Flow (WAWF). The AF Form 3064, AF Form 3065, and invoice shall all cover the same period of time.

C. NOTIFICATION REQUIREMENT – The Contractor is required to notify the Contracting Officer and the Project Manager of critical issues that may affect life, health, safety, contract performance, or the environment. Verbal notification should be made immediately followed by written notification as soon as practical.

D. TRANSMITTAL FORM – The Contractor is required to use AF Form 3000 Material Approval Submittal as the transmittal form for both design and construction submittals.

E. SUBMITTAL FORMAT – Provide submittals in electronic format, with the exception of material samples required for Submittal Description (SD)-04 Samples items. In addition to the electronic submittal, provide one hard copies of design submittals. Compile the submittal file as a single, complete document, to include the Transmittal Form described within. Name the electronic submittal file specifically according to its contents, coordinate the file naming convention with the Contracting Officer. Electronic files must be of sufficient quality that all information is legible. Use Portable Document Format (PDF) as the electronic format, unless otherwise specified or directed by the Contracting Officer. Generate PDF files from original documents with bookmarks so that the text included in the PDF file is both searchable and can be copied. If documents are scanned, Optical Character Resolution (OCR) routines are required. Index and bookmark files exceeding 30 pages to allow efficient navigation of the file. When required, the electronic file must include a valid electronic signature, or scan of a signature. Email electronic submittal documents fewer than 10MB to an email address as directed by the Contracting Officer. Provide electronic documents over 10MB on an optical disc, or through an electronic file sharing system such as the AMRDEC SAFE Web Application located at the following website: https://safe.amrdec.army.mil/safe/. Provide hard copies of submittals when requested by the Contracting Officer. Up to three additional hard copies of any submittal may be requested at the discretion of the Contracting Officer, at no additional cost to the Government.

6. SECURITY:

A. SECURITY INSTRUCTIONS: All personnel employed by the contractor in the performance of this contract, or any representative of the contractor entering the Installation shall abide by all security instructions and directives of Dover Air Force Base.

(1) At the close for each work period, government facilities, equipment and materials shall be secured, lights, heat and water turned off and all doors and window secured.

(2) The contractor and, as applicable, subcontractor shall not employ persons for work on this contract if such employee is identified as a potential threat to the health, safety, security, general wellbeing or operational mission of the Installation and its population, nor shall the contractor or subcontractor employ persons under this contract who have an outstanding criminal warrant as identified during the Criminal Background Check (CBI).

(3) Contractors shall ensure their employees and those of their subcontracts have the proper credentials allowing them to work in the United States. Employees and subcontractors later found to be undocumented workers will be remanded to the proper authorities.

(4) All contractors and subcontractors when working in a Controlled, Restricted or other sensitive areas must be escorted at all times while. The military agency or unit responsible for the project is responsible for providing the escorts. The Contractor shall follow existing procedures and instructions for obtaining entrance to restricted or controlled areas.

B. CONTRACTOR BADGE POLICIES: All requests for contractor badges will be submitted through the 436th Contracting Squadron (436 CONS) and/or the requesting agencies base point of contact. 436 CONS or base point of contact will then complete an Operational Risk Management Assessment Form (ORM) for the requesting agency and submit it to the 436 SFS Pass and Registrations section for approval in accordance with Operation Plan (OPlan) 31-101. As a minimum the ORM will be submitted 10-days prior to the requested date of employment. At no time will a contractor contact 436 Security Forces Squadron (436 SFS) directly regarding badge denial.

(1) All contactor employees requesting unescorted access to the Installation are required to consent to a Criminal Background Investigation (CBI) prior to being granted entry to the Installation. Continued employment is contingent upon successful completion and favorable reporting of the CBI.

(2) Dover Air Force Base (DAFB) Contractor badges will be issued for a maximum period of one year. Prior to reissuing new badges, all old badges must be returned to 436 SFS, Pass and Registration for destruction. Prior to reissuing a badge an ORM must be resubmitted to the 436 SFS Pass and Registration section for approval. In the event a badge is lost or stolen, immediately contact the 436 SFS, Pass and Registration office. The badge holder must accomplish theLoss/Theft of Identification Worksheet and provide it to his/her supervisor. The supervisor of the contractor will investigate the loss and report in writing the circumstances in which the badge was lost to the 436 CONS and 436 SFS, Pass and Registration office. A new request for a badge must be completed prior to a new badge being reissued.

(3) The 436 CONS or base POC will immediately notify 436 SFS, Pass and Registration when a contractor’s employment has been terminated. The Site Supervisors are responsible for notifying and returning the contractor’s badge to 436 SFS Pass and Registration when this occurs.

C. INSTALLATION ACCESS: The contractor shall obtain personal contractor identification badge for all employees and vehicle passes for all contractor and personal vehicles requiring entry onto DAFB from 436 SFS, Pass and Registration, for the duration of the contract.

(1) Employees are only permitted to enter the Installation during the date and time periods indicted on their contractor badge. Vehicle registration, proof of insurance and a valid driver’s license must be presented for all vehicles while operating on the Installation. All vehicles entering the DAFB Main Base, Military Family Housing or sensitive areas are subject to search. Any refusal or non-consent by an employee will result in termination of their base access and immediate confiscation of this access badge.

(2) During Force Protection Condition (FPCON) Normal and Alpha, personnel without base issued badges must be sponsored onto the installation.

(3) During FPCON Bravo, Charlie and Delta, personnel without base issued identification shall be physically escorted onto the installation.

(4) During Higher FPCONs (Charlie and Delta) the base will normally curtail non-essential operations/functions; access by non-essential Contract operations will be suspended as the direction of the Installation Commander.

(5) Department of Defense (DoD) contractors or subcontractors without a Common Access Card (CAC) or who do not have access to a government Non-classified Internet Protocol Router Network (NIPRNET) computer performing construction on the installation should consider completing Anti-Terrorism (AT) Awareness Level I training IAW AFI 10-245, Antiterrorism, Standard 25, by completing the― Force Protection computer based training (CBT) course through the Joint Knowledge Online (JKO) Learning Management System (LMS) at http://jko.jten.mil/courses/atl1/launch.html IMPORTANT: The standalone course MUST be completed on the computer in which it is started. Course progress is not transferable between computers. The standalone course does provide a completion certificate but will not be tracked on JKO and no record will be maintained. AT Awareness Level I Training should be provided by the requiring unit after contract award or the sponsoring organization.

D. FLIGHTLINE DRIVING: Not applicable for this project.

Attachment 1

************************************************************************** USACE / NAVFAC / AFCEC / NASA UFGS-26 20 00 (February 2014) Change 1 - 08/17 Preparing Activity: NAVFAC Superseding UFGS-26 20 00 (August 2008) UNIFIED FACILITIES GUIDE SPECIFICATIONS References are in agreement with UMRL dated October 2018 SECTION TABLE OF CONTENTS DIVISION 26 – ELECTRICAL SECTION 26 20 00 INTERIOR DISTRIBUTION SYSTEM 02/14

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 in the text by the basic designation only.

AMERICAN NATIONAL STANDARDS INSTITUTE (ANSI)

ANSI C12.1 (2008) Electric Meters Code forElectricity Metering

ASTM INTERNATIONAL (ASTM)

INSTITUTE OF ELECTRICAL AND ELECTRONICS ENGINEERS (IEEE)

Surface Potentials of a Ground System IEEE C2 (2017; Errata 1-2 2017; INT 1 2017)National Electrical Safety Code

INTERNATIONAL ELECTRICAL TESTING ASSOCIATION (NETA)

NETA ATS ( 2017; Errata 2017) Standard for Acceptance Testing Specifications for Electrical Power Equipment and Systems

NATIONAL ELECTRICAL MANUFACTURERS ASSOCIATION (NEMA)

Contactors, and Overload Relays Rated 600 V

Medium AC Squirrel-Cage Polyphase Induction Motors

NATIONAL FIRE PROTECTION ASSOCIATION (NFPA)

U.S. NATIONAL ARCHIVES AND RECORDS ADMINISTRATION (NARA)

29 CFR 1910.147 The Control of Hazardous Energy (Lock Out/Tag Out)

UNDERWRITERS LABORATORIES (UL)

UL 1 (2005; Reprint Aug 2017) UL Standard for Safety Flexible Metal Conduit

UL 1063 (2017) UL Standard for Safety Machine-Tool Wires and Cables

UL 1242 (2006; Reprint Mar 2014) Standard for Electrical Intermediate Metal Conduit -- Steel

UL 1283 (2017) UL Standard for Safety Electromagnetic Interference Filters

UL 4248-1 (2017) UL Standard for Safety Fuseholders

- Part 1: General Requirements

UL 4248-12 (2018) UL Standard for Safety Fuseholders

- Part 12: Class R

UL 44 (2018) UL Standard for Safety Thermoset-Insulated Wires and Cables

UL 467 (2013; Reprint Jun 2017) UL Standard for Safety Grounding and Bonding Equipment

UL 486A-486B (2018) UL Standard for Safety Wire Connectors

UL 486C (2018) UL Standard for Safety Splicing Wire Connectors

UL 489 (2016) UL Standard for Safety Molded-Case Circuit Breakers, Molded-Case Switches and Circuit-Breaker Enclosures

UL 498 (2017; Reprint Nov 2017) UL Standard for Safety Attachment Plugs and Receptacles

UL 5 (2016) UL Standard for Safety Surface Metal Raceways and Fittings

UL 50 (2015) UL Standard for Safety Enclosures for Electrical Equipment, Non-Environmental Considerations

UL 514A (2013; Reprint Aug 2017) UL Standard for Safety Metallic Outlet Boxes

UL 514B (2012; Reprint Nov 2014) Conduit, Tubing and Cable Fittings

UL 6 (2007; Reprint Nov 2014) Electrical Rigid Metal Conduit-Steel

UL 67 (2018) UL Standard for Safety Panelboards

UL 6A (2008; Reprint Nov 2014) Electrical Rigid Metal Conduit - Aluminum, Red Brass, and Stainless Steel

UL 797 (2007; Reprint Mar 2017) UL Standard for Safety Electrical Metallic Tubing -- Steel

UL 817 (2015; Reprint May 2017) UL Standard for Safety Cord Sets and Power-Supply Cords

UL 83 (2017) UL Standard for Safety Thermoplastic-Insulated Wires and Cables

1.4 QUALITY ASSURANCE

1.4.2 Regulatory Requirements

In each of the publications referred to herein, consider the advisory provisions to be mandatory, as though the word, "shall" or "must" had been substituted for "should" wherever it appears. Interpret references in these publications to the "authority having jurisdiction," or words of similar meaning, to mean the Contracting Officer. Provide equipment, materials, installation, and workmanship in accordance with the mandatory and advisory provisions of NFPA 70 unless more stringent requirements are specified or indicated.

1.4.3 Standard Products

Provide materials and equipment that are products of manufacturers regularly engaged in the production of such products which are of equal material, design and workmanship and:

a. Have been in satisfactory commercial or industrial use for 2 years prior to bid opening including applications of equipment and materials under similar circumstances and of similar size.

b. Have been on sale on the commercial market through advertisements, manufacturers' catalogs, or brochures during the 2-year period.

c. Where two or more items of the same class of equipment are required, provide products of a single manufacturer; however, the component parts of the item need not be the products of the same manufacturer unless stated in this section.

PART 2 PRODUCTS

Conform to the following:

2.2.1 Rigid Metallic Conduit

2.2.1.1 Rigid, Threaded Zinc-Coated Steel Conduit ANSI C80.1, UL 6.

2.2.1.2 Rigid Aluminum Conduit ANSI C80.5, UL 6A.

2.2.3 Intermediate Metal Conduit (IMC) UL 1242, zinc-coated steel only.

2.2.4 Electrical, Zinc-Coated Steel Metallic Tubing (EMT) UL 797, ANSI C80.3.

2.2.7 Fittings for Metal Conduit, EMT, and Flexible Metal Conduit UL 514B. Ferrous fittings: cadmium- or zinc-coated in accordance with UL 514B.

2.2.7.1 Fittings for Rigid Metal Conduit and IMC Threaded-type. Split couplings unacceptable.

2.2.7.2 Fittings for EMT

Die Cast or Steel compression type.

2.9 WIRES AND CABLES

Provide wires and cables in accordance applicable requirements of NFPA 70 and UL for type of insulation, jacket, and conductor specified or indicated. Do not use wires and cables manufactured more than 12 months prior to date of delivery to site.

2.9.1.3 Minimum Conductor Sizes

Provide minimum conductor size in accordance with the following:

a. Branch circuits: No. 12 AWG.

b. Class 1 remote-control and signal circuits: No. 14 AWG.

c. Class 2 low-energy, remote-control and signal circuits: No. 16 AWG.

d. Class 3 low-energy, remote-control, alarm and signal circuits: No. 22 AWG.

2.9.2 Color Coding

Provide color coding for service, feeder, branch, control, and signaling circuit conductors.

2.9.2.1 Ground and Neutral Conductors

Provide color coding of ground and neutral conductors as follows:

a. Grounding conductors: Green.

b. Neutral conductors: White.

c. Exception, where neutrals of more than one system are installed in same raceway or box, other neutrals color coding: white with a different colored (not green) stripe for each.

2.9.2.2 Ungrounded Conductors

Provide color coding of ungrounded conductors in different voltage systems as follows:

a. 208/120 volt, three-phase

(1) Phase A - black

(2) Phase B - red

(3) Phase C - blue

b. 480/277 volt, three-phase

(1) Phase A - brown

(2) Phase B - orange

(3) Phase C - yellow

c. 120/240 volt, single phase: Black and red

2.9.3 Insulation

NOTE: Be sure conduit fill calculations are based on largest diameter insulation type allowed.

Designer may select other insulation types which may be more suitable for a particular project. For rewiring project where existing conduit is to be utilized, specify types THHN and THWN. Use THWN values (75 degrees C) for capacities of THWN/THHN.

Unless specified or indicated otherwise or required by NFPA 70, provide power and lighting wires rated for 600-volts, Type THWN/THHN conforming to UL 83: remote-control and signal circuits: Type TW or TF, conforming to UL 83.

2.10 SPLICES AND TERMINATION COMPONENTS

UL 486A-486B for wire connectors and UL 510 for insulating tapes. Connectors for No. 10 AWG and smaller diameter wires: insulated, pressure-type in accordance with UL 486A-486B or UL 486C (twist-on splicing connector).

Provide the following:

a. UL listed, one-piece device plates for outlets to suit the devices installed.

b. For metal outlet boxes, plates on unfinished walls: zinc-coated sheet steel or cast metal having round or beveled edges.

f. Screws: machine-type with countersunk heads in color to match finish of plate.

g. Sectional type device plates are not be permitted.

2.14 RECEPTACLES

Provide the following:

a. UL 498, hard use (also designated heavy-duty), grounding-type.

b. Ratings and configurations: as indicated.

c. Bodies: as per NEMA WD 1.

d. Face and body: thermoplastic supported on a metal mounting strap.

e. Dimensional requirements: per NEMA WD 6.

f. Screw-type, side-wired wiring terminals or of the solderless pressure type having suitable conductor-release arrangement.

g. Grounding pole connected to mounting strap.

h. The receptacle: containing triple-wipe power contacts and double or triple-wipe ground contacts.

2.15.3.1 Multipole Breakers

Provide common trip-type with single operating handle. Design breaker such that overload in one pole automatically causes all poles to open. Maintain phase sequence throughout each panel so that any three adjacent breaker poles are connected to Phases A, B, and C, respectively.

2.33 FIRESTOPPING MATERIALS

Provide firestopping around electrical penetrations in accordance with Section 07 84 00, FIRESTOPPING.

PART 3 EXECUTION

3.1 INSTALLATION

Electrical installations, including weatherproof and hazardous locations and ducts, plenums and other air-handling spaces: conform to requirements of NFPA 70 and IEEE C2 and to requirements specified herein.

3.1.5 Wiring Methods

Provide insulated conductors installed in rigid steel conduit, IMC, or EMT, except where specifically indicated or specified otherwise or required by NFPA 70 to be installed otherwise.

Grounding conductor: separate from electrical system neutral conductor. Provide insulated green equipment grounding conductor for circuit(s) installed in conduit and raceways. Shared neutral, or multi-wire branch circuits, are not permitted with arc-fault circuit interrupters.] Minimum conduit size: 16 mm 1/2 inch in diameter for low voltage lighting and power circuits. Vertical distribution in multiple story buildings: made with metal conduit in fire-rated shafts, with metal conduit extending through shafts for minimum distance of 150 mm 6 inches. Firestop conduit which penetrates fire-rated walls, fire-rated partitions, or fire-rated floors in accordance with Section 07 84 00, FIRESTOPPING.

3.1.6 Conduit Installation

Keep conduit minimum 150 mm 6 inches away from parallel runs of flues and steam or hot water pipes. Install conduit parallel with or at right angles to ceilings, walls, and structural members where located above accessible ceilings and where conduit will be visible after completion of project.

3.1.6.1 Restrictions Applicable to Aluminum Conduit

a. Do not install underground or encase in concrete or masonry.

b. Do not use brass or bronze fittings.

c. Do not use when the enclosed conductors must be shielded from the effects of High-altitude Electromagnetic Pulse (HEMP).

3.1.6.2 Restrictions Applicable to EMT

a. Do not install underground.

b. Do not encase in concrete, mortar, grout, or other cementitious materials.

c. Do not use in areas subject to severe physical damage including but not limited to equipment rooms where moving or replacing equipment could physically damage the EMT.

d. Do not use in hazardous areas.

g. Do not use when the enclosed conductors must be shielded from the effects of High-altitude Electromagnetic Pulse (HEMP).

3.1.6.12 Conduit Support

Support conduit by pipe straps, wall brackets, threaded rod conduit hangers, or ceiling trapeze. Fasten by wood screws to wood; by toggle bolts on hollow masonry units; by concrete inserts or expansion bolts on concrete or brick; and by machine screws, welded threaded studs, or spring-tension clamps on steel work. Threaded C-clamps may be used on rigid steel conduit only. Do not weld conduits or pipe straps to steel structures. Do not exceed one-fourth proof test load for load applied to fasteners. Provide vibration resistant and shock-resistant fasteners attached to concrete ceiling. Do not cut main reinforcing bars for any holes cut to depth of more than 40 mm 1 1/2 inches in reinforced concrete beams or to depth of more than 20 mm 3/4 inch in concrete joints. Fill unused holes. In partitions of light steel construction, use sheet metal screws. In suspended-ceiling construction, run conduit above ceiling. Do not support conduit by ceiling support system. Conduit and box systems: supported independently of both (a) tie wires supporting ceiling grid system, and (b) ceiling grid system into which ceiling panels are placed. Do not share supporting means between electrical raceways and mechanical piping or ducts. Coordinate installation with above-ceiling mechanical systems to assure maximum accessibility to all systems. Spring-steel fasteners may be used for lighting branch circuit conduit supports in suspended ceilings in dry locations.[ Support exposed risers in wire shafts of multistory buildings by U-clamp hangers at each floor level and at 3050 mm 10 foot maximum intervals.] Where conduit crosses building expansion joints, provide suitable[ watertight] expansion fitting that maintains conduit electrical continuity by bonding jumpers or other means. For conduits greater than 63 mm 2 1/2 inches inside diameter, provide supports to resist forces of 0.5 times the equipment weight in any direction and 1.5 times the equipment weight in the downward direction.

2.1.6.13 Directional Changes in Conduit Runs

Make changes in direction of runs with symmetrical bends or cast-metal fittings. Make field-made bends and offsets with hickey or conduit-bending machine. Do not install crushed or deformed conduits. Avoid trapped conduits. Prevent plaster, dirt, or trash from lodging in conduits, boxes, fittings, and equipment during construction. Free clogged conduits of obstructions.

3.1.6.14 Locknuts and Bushings

Fasten conduits to sheet metal boxes and cabinets with two locknuts where required by NFPA 70, where insulated bushings are used, and where bushings cannot be brought into firm contact with the box; otherwise, use at least minimum single locknut and bushing. Provide locknuts with sharp edges for digging into wall of metal enclosures. Install bushings on ends of conduits, and provide insulating type where required by NFPA 70.

]3.1.10 Boxes, Outlets, and Supports Provide boxes in wiring and raceway systems wherever required for pulling of wires, making connections, and mounting of devices or fixtures. Boxes for metallic raceways: cast-metal, hub-type when located in wet locations, when surface mounted on outside of exterior surfaces, when surface mounted on interior walls exposed up to 2135 mm 7 feet above floors and walkways and when specifically indicated.

Boxes in other locations: sheet steel, except that aluminum boxes may be used with aluminum conduit. Provide each box with volume required by NFPA 70 for number of conductors enclosed in box. Boxes for mounting lighting fixtures: minimum 100 mm 4 inches square, or octagonal, except that smaller boxes may be installed as required by fixture configurations, as approved. Boxes for use in masonry-block or tile walls: square-cornered, tile-type, or standard boxes having square-cornered, tile-type covers. Provide gaskets for cast-metal boxes installed in wet locations and boxes installed flush with outside of exterior surfaces. Provide separate boxes for flush or recessed fixtures when required by fixture terminal operating temperature; provide readily removable fixtures for access to boxes unless ceiling access panels are provided. Support boxes and pendants for surface-mounted fixtures on suspended ceilings independently of ceiling supports. Fasten boxes and supports with wood screws on wood, with bolts and expansion shields on concrete or brick, with toggle bolts on hollow masonry units, and with machine screws or welded studs on steel. Threaded studs driven in by powder charge and provided with lock washers and nuts or nail-type nylon anchors may be used in lieu of wood screws, expansion shields, or machine screws. In open overhead spaces, cast boxes threaded to raceways need not be separately supported except where used for fixture support; support sheet metal boxes directly from building structure or by bar hangers.

Where bar hangers are used, attach bar to raceways on opposite sides of box, and support raceway with approved-type fastener maximum 610 mm 24 inches from box. When penetrating reinforced concrete members, avoid cutting reinforcing steel.

3.1.10.1 Boxes

Boxes for use with raceway systems: minimum 40 mm 1 1/2 inches deep, except where shallower boxes required by structural conditions are approved. Boxes for other than lighting fixture outlets: minimum 100 mm 4 inches square, except that 100 by 50 mm 4 by 2 inch boxes may be used where only one raceway enters outlet. Mount outlet boxes flush in finished walls.

3.1.10.2 Pull Boxes

Construct of at least minimum size required by NFPA 70 of code-gauge aluminum or galvanized sheet steel, except where cast-metal boxes are required in locations specified herein. Provide boxes with screw-fastened covers. Where several feeders pass through common pull box, tag feeders to indicate clearly electrical characteristics, circuit number, and panel designation.

3.1.14 Conductor Identification

Provide conductor identification within each enclosure where tap, splice, or termination is made. For conductors No. 6 AWG and smaller diameter, provide color coding by factory-applied, color-impregnated insulation.

3.1.19 Grounding and Bonding

Provide in accordance with NFPA 70. Ground exposed, non-current-carrying metallic parts of electrical equipment, metallic raceway systems, grounding conductor in metallic and nonmetallic raceways, telecommunications system grounds, and neutral conductor of wiring systems.

3.1.23.1 Workmanship

Lay out work in advance. Exercise care where cutting, channeling, chasing, or drilling of floors, walls, partitions, ceilings, or other surfaces is necessary for proper installation, support, or anchorage of conduit, raceways, or other electrical work. Repair damage to buildings, piping, and equipment using skilled craftsmen of trades involved.

-- End of Section --

ATTACHMENT 2

SECTION 07 84 00 FIRESTOPPING

05/10

PART 1 GENERAL

1.1 SUMMARY

Furnish and install tested and listed firestopping systems, combination of materials, or devices to form an effective barrier against the spread of flame, smoke and gases, and maintain the integrity of fire resistance rated walls, partitions, floors, and ceiling-floor assemblies, including through-penetrations and construction joints and gaps.

a. Through-penetrations include the annular space around pipes, tubes, conduit, wires, cables and vents.

b. Construction joints include those used to accommodate expansion, contraction, wind, or seismic movement; firestopping material shall not interfere with the required movement of the joint.

Gaps requiring firestopping include gaps between the curtain wall and the floor slab and between the top of the fire-rated walls and the roof or floor deck above and at the intersection of shaft assemblies and adjoining fire resistance rated assemblies.

1.2 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)

Tests of Building Construction and Materials

Measuring the Minimum and Maximum Joint Widths of Architectural Joint Systems

Inspection of Installed Fire Stops

Determining Fire Resistance of Perimeter Fire Barrier Systems Using Intermediate-Scale, Multi-story Test Apparatus

Inspection of Installed Fire Resistive Joint Systems and Perimeter Fire Barriers

Tests of Through-Penetration Fire Stops

ASTM E84

FM GLOBAL (FM)

(2017) Standard Test Method for Surface Burning Characteristics of Building Materials

INTERNATIONAL CODE COUNCIL (ICC)

ICC IBC (2015) International Building Code

UNDERWRITERS LABORATORIES (UL)

Firestops

Resistance of Building Joint Systems

Burning Characteristics of Building Materials

UL Fire Resistance

(2014) Fire Resistance Directory

1.3 SEQUENCING

Coordinate the specified work with other trades. Apply firestopping materials, at penetrations of pipes and ducts, prior to insulating, unless insulation meets requirements specified for firestopping. Apply firestopping materials at building joints and construction gaps, prior to completion of enclosing walls or assemblies. Cast-in-place firestop devices shall be located and installed in place before concrete placement. Pipe, conduit or cable bundles shall be installed through cast-in-place device after concrete placement but before area is concealed or made inaccessible. Firestop material shall be inspected and approved prior to final completion and enclosing of any assemblies that may conceal installed firestop.

1.4 SUBMITTALS

Government approval is required for submittals with a "G" designation; submittals not having a "G" designation are for information only. When used, a designation following the "G" designation identifies the office that will review the submittal for the Government.

Firestopping System; G SD-03 Product Data Firestopping Materials; G SD-06 Test Reports Inspection; G SD-07 Certificates Inspector Qualifications Firestopping Materials Installer Qualifications; G

1.5 QUALITY ASSURANCE

1.5.1 Installer

Engage an experienced Installer who is:

a. FM Research approved in accordance with FM 4991, operating as a UL Certified Firestop Contractor, or

b. Certified, licensed, or otherwise qualified by the firestopping manufacturer as having the necessary staff, training, and a minimum of 3 years of experience in the installation of manufacturer's products in accordance with specified requirements. Submit documentation of this experience. A manufacturer's willingness to sell its firestopping products to the Contractor or to an installer engaged by the Contractor does not in itself confer installer qualifications on the buyer. The Installer shall have been trained by a direct representative of the manufacturer (not distributor or agent) in the proper selection and installation procedures. The installer shall obtain from the manufacturer and submit written certification of training, and retain proof of certification for duration of firestop installation.

1.5.2 Inspector Qualifications

The inspector shall have a minimum of two years of experience in construction field inspections of firestopping systems, products, and assemblies. The inspector shall be completely independent of, and divested from, the installer, the manufacturer, and the supplier of any material or item being inspected. The inspector shall not be a competitor of the installer, the contractor, the manufacturer, or supplier of any material or item being inspected. Include in the qualifications submittal a notarized statement assuring compliance with the requirements stated herein.

1.6 DELIVERY, STORAGE, AND HANDLING

Deliver materials in the original unopened packages or containers showing name of the manufacturer and the brand name. Store materials off the ground, protected from damage and exposure to elements and temperatures in accordance with manufacturer requirements. Remove damaged or deteriorated materials from the site. Use materials within their indicated shelf life.

PART 2 PRODUCTS

2.1 PRODUCT SUSTAINABILITY CRITERIA

Where allowed by performance criteria:

2.1.1 Regional Materials

Provide products extracted, harvested, or recovered, as well as manufactured, locally, if available, and provide documentation in accordance with Section 01 33 29 SUSTAINABILITY REPORTING.

2.1.2 Recycled Content

Provide products with recycled content and provide documentation in accordance with Section 01 33 29 SUSTAINABILITY REPORTING.

2.1.3 Reduced Volatile Organic Compound (VOC) Content

Provide products with reduced VOC content and provide documentation in accordance with Section 01 33 29 SUSTAINABILITY REPORTING.

2.2 FIRESTOPPING SYSTEM

Submit detail drawings including manufacturer's descriptive data, typical details conforming to UL Fire Resistance or other details certified by another nationally recognized testing laboratory, installation instructions or UL listing details for a firestopping assembly in lieu of fire-test data or report. For those firestop applications for which no UL tested system is available through a manufacturer, a manufacturer's engineering judgment, derived from similar UL system designs or other tests, shall be submitted for review and approval prior to installation. Submittal must indicate the firestopping material to be provided for each type of application. When more than a total of 5 penetrations and/or construction joints are to receive firestopping, provide drawings that indicate location, "F" "T" and "L" ratings, and type of application.

Also, submit a written report indicating locations of and types of penetrations and types of firstopping used at each location; record type by UL list printed numbers.

2.3 FIRESTOPPING MATERIALS

Provide firestopping materials, supplied from a single domestic manufacturer, consisting of commercially manufactured, asbestos-free, nontoxic products FM APP GUIDE approved, or UL listed, for use with applicable construction and penetrating items, complying with the following minimum requirements:

2.3.1 Fire Hazard Classification

Material shall have a flame spread of 25 or less, and a smoke developed rating of 50 or less, when tested in accordance with ASTM E84 or UL 723.

Material shall be an approved firestopping material as listed in UL Fire Resistance or by a nationally recognized testing laboratory.

2.3.2 Toxicity

Material shall be nontoxic and carcinogen free to humans at all stages of application or during fire conditions and shall not contain hazardous chemicals or require harmful chemicals to clean material or equipment.

2.3.3 Fire Resistance Rating

Firestop systems shall be UL Fire Resistance listed or FM APP GUIDE approved with "F" rating at least equal to fire-rating of fire wall or floor in which penetrated openings are to be protected. Where required, firestop systems shall also have "T" rating at least equal to the fire-rated floor in which the openings are to be protected.

2.3.3.1 Through-Penetrations

Firestopping materials for through-penetrations, as described in paragraph SYSTEM DESCRIPTION, shall provide "F", "T" and "L" fire resistance ratings in accordance with ASTM E814 or UL 1479. Fire resistance ratings shall be as follows:

2.3.3.1.1 Penetrations of Fire Resistance Rated Walls and Partitions

F Rating = Rating of wall or partition being penetrated.

2.3.3.1.2 Penetrations of Fire Resistance Rated Floors, Floor-Ceiling Assemblies and the Ceiling Membrane of Roof-Ceiling Assemblies

F Rating = F rating must be equal to the fire resistance rating of the floor penetrated, and the T rating shall be in accordance with the requirements of ICC IBC.

2.3.3.1.3 Penetrations of Fire and Smoke Resistance Rated Walls, Floors, Floor-Ceiling Assemblies, and the ceiling membrane of Roof-Ceiling Assemblies

F Rating = Rating of wall, partition, ceiling or roof being penetrated, T Rating = Rating of wall, partition, ceiling or roof being penetrated and L Rating = <10 cfm/sf.

2.3.3.2 Construction Joints and Gaps

Fire resistance ratings of construction joints, as described in paragraph SYSTEM DESCRIPTION, and gaps such as those between floor slabs and curtain walls shall be the same as the construction in which they occur. Construction joints and gaps shall be provided with firestopping materials and systems that have been tested in accordance with ASTM E119, ASTM E1966 or UL 2079 to meet the required fire resistance rating. Curtain wall joints shall be provided with firestopping materials and systems that have been tested in accordance with ASTM E2307 to meet the required fire resistance rating. Systems installed at construction joints shall meet the cycling requirements of ASTM E1399/E1399M or UL 2079. All joints at the intersection of the top of a fire resistance rated wall and the underside of a fire-rated floor, floor ceiling, or roof ceiling assembly shall provide a minimum class II movement capability.

2.3.4 Material Certification

Submit certificates attesting that firestopping material complies with the specified requirements. For all intumescent firestop materials used in through penetration systems, manufacturer shall provide certification of compliance with UL 1479.

Dover AFB - Building 1301 Provide Power to Comm Cabinet Rack Dover AFB - Building 1301 Provide Power to Comm Cabinet Rack

PART 3 EXECUTION

3.1 PREPARATION

Areas to receive firestopping must be free of dirt, grease, oil, or loose materials which may affect the fitting or fire resistance of the firestopping system. For cast-in-place firestop devices, formwork or metal deck to receive device prior to concrete placement must be sound and capable of supporting device. Prepare surfaces as recommended by the manufacturer.

3.2 INSTALLATION

Completely fill void spaces with firestopping material regardless of geometric configuration, subject to tolerance established by the manufacturer.