ACS Replacement - TAFB Electrical Standards.pdf

Page 1 of 27 Revised: March 2021

TAFB ELECTRICAL STANDARDS

Tinker Air Force Base, Oklahoma

March 2021

Highlighted text indicates revisions since the 2020 Edition

1. General:

1.1 References

(a) As a minimum, all electrical work performed on Tinker AFB shall conform to the latest edition of the following codes/standards, and all applicable UFCs, ETLs, AFMANs, and

AFIs:

(1) NFPA 70, National Electrical Code (NEC)

(2) NFPA 70E, Standard for Electrical Safety in the Workplace

(3) NFPA 72, National Fire Alarm and Signaling Code

(4) NFPA 101, Life Safety Code

(5) NFPA 170, Standard for Fire Safety and Emergency Symbols

(6) NFPA 780, Standards for Installation of Lightning Protection Systems

(7) IEEE C2, National Electric Safety Code (NESC)

(8) UFC 3-260-01, Airfield and Heliport Planning and Design

(9) UFC 3-501-01, Electrical Engineering

(10) UFC 3-520-01, Interior Electrical Systems

(11) UFC 3-530-01, Interior and Exterior Lighting and Controls

(12) UFC 3-535-01, Visual Air Navigation Facilities

(13) UFC 3-540-01, Engine-Driven Generator Systems for Backup Power Applications

(14) UFC 3-550-01, Exterior Electrical Power Distribution

(15) UFC 3-560-01, Electrical Safety

(16) UFC 3-575-01, Lightning and Static Electricity Protection Systems

(17) UFC 3-580-01, Telecommunications Building Cabling Systems Planning and Design

(18) UFC 3-600-01, Fire Protection Engineering for Facilities

(19) UFC 3-601-02, Operation and Maintenance: Inspection, Testing and Maintenance of

Fire Protection Systems

(20) UFC 4-010-01, DOD Antiterrorism Standards for Buildings

(21) UFC 4-011-06, Cyber Security for Facility-Related Control Systems

(22) UFC 4-021-01, Design and O&M: Mass Notification Systems with Change 1

(23) UFC 4-211-01, Aircraft Maintenance Hangars

(24) ANSIA/TIA/EIA 568-C, Series of Telecommunication Standards

(25) ANSIA/TIA/EIA 569-B, Commercial Building Telecommunications Cabling Standard

(26) ANSIA/TIA/EIA 607, Generic Telecommunications Grounding and Bonding(Earthing) for Customer Premises

(27) NEIS, National Electrical Installation Standards

NECA 1, Good Workmanship in Electrical Contracting

NEC A 90, Commissioning Building Electrical Systems

NECA 100, Symbols for Electrical Construction Drawings (ANSI)

NECA 101, Installing Steel Conduits (Rigid, IMC, EMT)

NECA/NEMA 105, Standard for Installing Metal Cable Tray Systems (ANSI)

NECA 111, Installing Nonmetallic Raceways (RNC, ENT, LFNC)

NECA/NACMA 120, Installing Armored Cable (AC) and Metal-Clad Cable (MC)

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NECA 169, Standard for Installing and Maintaining Arc-Fault Circuit Interrupters

NECA 200, Temporary Electric Power

NECA 202, Installing Industrial Heat Tracing Systems

NECA 230, Electric Motors and Motor Controllers

NECA/FOA 301, Installing and Testing Fiber Optic Cables

NECA 305, Standard for Fire Alarm System Job Practices

NECA 331, Standard for Building and Service Entrance Grounding and Bonding

NECA 400, Installing and Maintaining Switchboards

NECA 402, Installing and Maintaining Motor Control Centers

NECA/EGSA 404, Installing Generator Sets

NECA 407, Installing Panelboards

NECA 408, Installing and Maintaining Busways

NECA 409, Installing and Maintaining Dry-Type Transformers

NECA 410, Installing and Maintaining Liquid-Filled Transformers

NECA 411, Standard for Installing and Maintaining Uninterruptible Power

Supplies (UPS) (ANSI)

NECA 420, Standard for Fuse Applications (ANSI)

NECA 430, Standard for Installing Medium-Voltage Metal-Clad Switchgear

NECA/IESNA 500, Installing Indoor Commercial Lighting Systems

NECA/IESNA 501, Installing Exterior Lighting Systems

NECA/IESNA 502, Installing Industrial Lighting Systems

NECA 505, Standard for Installing and Maintaining High Mast, Roadway and Area

Lighting

NECA/BICSI 568, Installing Commercial Building Telecommunications Cabling

NECA/MACSCB 600, Installing and Maintaining Medium-Voltage Cable

NECA/NEMA 605, Installing Underground Nonmetallic Utility Duct

NECA 607, Standard for Telecommunications Bonding and Grounding Planning and Installation Methods for Commercial Buildings

NECA 700, Standard for Installing Overcurrent Protection to Achieve Selective

Coordination

1.2 Design

(a) As a minimum, all electrical design shall conform to the latest edition of the above codes/standards.

(b) To the extent possible, Unified Facility Guide Specifications (UFGS) and standard detail shall be utilized in the design. All specifications and general notes shall have the non-applicable parts edited.

(c) Existing as-built drawings (if available) may be used as guidelines, but “information must be verified by field investigation”. The Designer shall be responsible for the verification of all dimensions, measurements, and location of existing facilities, utilities, equipment and other existing conditions that may affect the design.

(d) The following items shall be taken into consideration and included as part of the design analysis:

(1) Exterior – Primary circuit availability and location.

(2) Exterior - Primary circuit loading (generally, existing primary loops at TAFB are designed for loads of 400A or less. Future loops may be designed for higher capacities

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(j) All exit light fixtures shall be of the diffused L.E.D. type with red lettering and have emergency battery backup, and self-diagnostic feature.

(k) Where a single bank battery UPS style “emergency lighting system” is used, the requirement for a self-contained diagnostics and individual battery packs in (g) and/or (h) of this section will be waived. The emergency lighting system shall be required to have a diagnostic feature.

3.7.2 Interior Lighting Fixture Requirements

(a) All new high bay lighting shall be provided by Light Emitting Diode (LED) fixtures or as specified in the Statement of Work for each project. LED Fixtures shall comply with current

UFC 3-530-01 requirements.

(b) All High Bay Lighting Fixtures shall be equipped and installed utilizing flexible cord w/ twist locking style plug and receptacle.

(c) All new lighting for general office areas, classrooms, corridors, conference rooms, and lobbies shall be provided by Light Emitting Diode (LED) fixtures or as specified in the

Statement of Work for each project. LED Fixtures shall comply with current UFC 3-530-01 requirements.

(d) All LED lighting color temperature shall be 4000K, or as specified in the Statement of Work for each project.

(e) Manufacturer’s Published Photometric Data shall be used for lighting calculations.

(f) Fluorescent fixtures may be installed for renovation projects to match surrounding area fixtures with a written waiver from 72ABW/CENMP or 76 MXSG/MXDEJ.

(g) When approved, fluorescent fixtures shall use T-5 or T-8 lamps, electronic ballast with high power factor (greater than .9) and low harmonic distortion (less than 10%).

(h) Acrylic lens shall be a minimum .156 inches thick.

(i) For energy efficient interior lighting schemes, lighting systems should be designed to allow reduction of lighting levels by appropriately banking lighting circuits. Dual Technology

Motion Detection sensors shall be used for lighting controls in restrooms, storage rooms, office areas, hallways and warehouses.

(j) Any proposed Wireless Lighting Control Systems must be submitted to the 72ABW/SC

Spectrum group for review and approval prior to including in the project design.

(k) Consideration should also be given for any task lighting that might be provided by systems furniture, and overhead lighting should be reduced accordingly.

(l) An un-switched lighting circuit phase conductor shall be provided and installed to serve self-contained emergency battery packs in new fixtures installed or where these units are shown to be installed in existing fixtures. This un-switched phase conductor shall be on the same lighting branch circuit serving switched lamps, and installed in existing lighting branch circuit conduit system.

3.8 Communications/LAN

(a) Existing telecommunication systems’ cabling within facilities are altered and maintained by the Communications Directorate of the 72 ABW/SC.

(b) Demolition of COMM utility cabling shall be prohibited by all contractors except personnel of the 72 ABW/SC. Advance Notice for Demolition Activities - No demolition of existing

COMM utility raceways, panels, or control boxes can be undertaken without prior removal of

COMM cabling by the personnel of 72 ABW/SC. A Work Order shall be submitted in the

Cyberspace Infrastructure Planning System (CIPS), or equivalent, as soon as the requirement for Comm. demolition has been identified and prior to undertaking any demolition activity which potentially impacts either exterior or interior COMM utility construction. 72ABW/SC

Page 21 of 27 Revised: March 2021 will coordinate with the base telecommunications contractor to establish a due date for

COMM demolition.

(c) All Contractors working on TAFB shall accommodate within their project areas and schedules the work necessary to be completed by the Communications Directorate and its

Contractor in order to provide the Government real property improvements which are complete in respect to telecommunication utility services.

(d) Contractor shall follow all applicable NEC code requirements in regards to communications line installations.

(e) Provide Communications Equipment Rooms (CERs) for all new construction IAW

72ABW/SC Directorate Communication Room Standard.

(1) All CERs shall be a minimum of 11’x12’x 8’, with a telephone backboard (4’x 4’ minimum) installed two feet A.F.F. directly above the service entrance conduits. Where larger backboards are required, backboard shall be mounted horizontally (long side parallel to the ground).

(2) All new CERs shall be contain internal ladder style cable tray, or as specified in the project requirements.

(3) All new CERs shall be supported by a minimum 100amp/120-208volt electrical panel located within the CER dedicated to support only the Comm equipment.

(4) All CERs shall be provided with a minimum of 2-L6/30 and 1-L5/20 cord drops with cord caps and strain relief and extend from the ceiling, at a minimum, to a point of half way down the inside of the Comm rack with surge protection devices (SPDs), or as specified in the project SOW. Each receptacle shall be fed by a dedicated circuit.

(5) Provide one duplex receptacle for secure access control system. Install the receptacle directly above the latch side of the CER door at 7’ above finished floor.

(6) Contractor will provide a minimum of two dedicated 4” conduits from Manhole to the

CER. These conduits must be concrete encased. Each 4” conduit shall have 3 – 3 cell

Maxcell innerducts installed with a pull wire for each inner duct, or as defined in the project design requirements.

(7) CERS will not be utilized as storage rooms/areas by facility managers or office/building personnel. CERS must have controlled access via key which is controlled by 72

ABW/SC personnel or by FOB. Facility managers and office/building personnel will not have access to CERS without SC personnel as escort.

(f) For all new construction, or as specified for renovations, building shall be pre-wired with minimum of One (1) Category-6 cable (24-4) to each Communication/LAN wall outlet.

(1) Installation of CAT 6a on TAFB is prohibited.

(g) For all other renovation work, Communication/LAN wall outlets shall be “roughed-in” as described below and no cable will be provided.

(h) Communication/LAN wall outlets shall consist of 4”x4” outlet box with plaster ring mounted

18” AFF with 1” EMT (with pull wire) routed above finished ceiling to approved raceway or

Cable Tray.

(1) Each conduit shall have a connector and insulating bushing installed on both ends.

(i) Communication/data cable shall be placed in cable tray, conduit or supported by cable hooks on rod as required by the N.E.C. Cables shall not be tie-wrapped or attached to existing conduit, threaded rods, or ceiling support wires and shall not be laid on suspended ceiling.

Support of overhead telecommunication utilities raceways by roof and/or floor structures above the project area shall be independent of all architectural ceiling systems, and shall comply with the seismic loading prescribed by the UFC 1-200-01.

(j) Installation of COMM utility cabling shall be accomplished by the using Organization submitting a Work Order in Cyberspace Infrastructure Planning System (CIPS) (or

Page 22 of 27 Revised: March 2021 equivalent). Base renovation projects for real property improvement of existing COMM utilities shall include raceway, service box enclosures, and receptacle devices only, with 72

ABW/SC providing and installing the cabling to complete the COMM installation, unless a written waiver of this requirement is submitted to 72ABW/SCXP, (72ABW.SCXP.projectmanagers@us.af.mil). If a Waiver is received to use the Renovation contractor to install COMM cabling, the project must go through Tinker review process, with SC approving the installation plan prior to construction beginning. COMM cabling installed by the contractor shall be tested and results provided to SC for approval with closeout documentation, before COMM cabling will be maintained under the Base

Telephone System (BTS) contract.

(k) Communication Cable Tray

(1) Basket Type Tray shall be installed above finished ceilings for all new construction and renovated areas. Location shall be central to the area being served and provide accessibility from both sides if possible.

(2) Ladder type Cable Tray with mesh bottom or 6”x6” enclosed wireway shall be installed in all open areas such as warehouses and manufacturing/industrial areas.

(3) Bare copper bonding jumper shall be installed at each joint/section of all ladder and basket style cable trays.

(l) Raised Floors

(1) Electrical power installed under raised floors must be installed in a raceway or approved jacketed cable installed in cable tray.

(m) Underground Comm Conduit shall meet the conduit requirements listed in 2.2 above.

4. Fire Protection

4.1 General

(a) Initiating device, notification appliance and signaling line circuits may be installed as Class

“A”, Class “B”, Class “N”, or Class “X”. The decision of which type of system to be installed will be based on factors such as configuration of the existing system or if the mission requires a higher degree of reliability. Fire Alarm System modification wiring method must match the existing Fire Alarm System wiring method. The type of system to be installed will generally be designated in the contract documents.

(b) Fire protection systems will be designed and installed in accordance with UFC 3-600-1, American with Disabilities Act guidelines, Architectural Barriers Act guidelines, Unified

Federal Accessibility Standards, and National Fire Protection Association standards.

(c) Fire Alarm drawings shall meet all requirements for ‘record drawings' as outlined in the

UFC, NFPA 72, and NFPA 170.

(d) Fire Alarm Riser diagram shall show all devices with room number (and address if addressable) for each device. Included shall be initiating and notification devices. Riser shall clearly demonstrate Class “A”, “B” or “X” performance as specified.

(e) Turn-over documents for FA and MNS shall include the O&M manuals, a copy of the final programming on electronic media, a copy of the final As-Built drawings, a copy of the required test reports and a copy of the Record of Completion.

(f) The system will include tamper switches on all valves that would disable the sprinkler system.

(g) The system will transmit the following notifications to the TAFB Fire Department.

(1) Any required System Trouble as a Trouble Notification

(2) Any required Supervisory Status as Supervisory Notification

(3) All required Alarms as Alarm Condition Notification.