Att10b_230170_SOW_att2_Design_Narrative.pdf

Design Narrative_v3_05/02/23

Design Narrative

INSTALL MNS & REPLACE HEAT DETECTORS, B976

Project Number: WWYK230170 Work Order: 12977415

Tinker Air Force Base, Oklahoma

April 1, 2026

Prepared By:

Tepa Companies 7535 5th Street, Building 400

Tinker AFB, OK 73145

Design Narrative WWYK230170 - INSTALL MNS & REPLACE HEAT DETECTORS, B976

April 1, 2026 | i

CONTENTS

1. Overview

2. Applicable Codes and Standards

2.1 General

2.2 Architectural

2.3 Electrical

2.4 Fire Protection

3. Architectural Design Narrative

4. Electrical Design Narrative

5. Fire Protection / Life Safety Design Narrative

5.1 General Design Parameters and Assumptions

5.1.1 Jurisdictional Authority

5.1.2 Fire Protection Approach

5.2 Building Use and Occupancy

5.2.1 Existing Occupancy Classification

5.2.2 New Occupancy Classification

5.3 Passive Fire Protection Features

5.3.1 Fire and Smoke Protection Features

5.3.2 Fire Department (Emergency) Vehicle Access

5.4 Fire Protection Systems

5.4.1 Automatic Sprinkler Protection

5.4.2 Fire Extinguishers

5.4.3 Fire Alarm / Mass Notification

5.4.4 Impairment Coordination

5.5 Means of Egress

5.5.1 Arrangement of Means of Egress

5.5.2 Illumination of Means of Egress

5.5.3 Marking of Means of Egress

5.5.4 Egress Travel Distance

5.5.5 Egress Capacity

5.6 Safeguards During Construction

5.6.1 Hot Work

5.6.2 Fire Protection Impairment Supervision

APPENDICES

Appendix A: Acronyms and Abbreviations Appendix B: Fire Protection Calculations and Cutsheets

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1. Overview The objective of this project is to replace the building fire alarm and mass notification system in its entirety. Building 976 is a corrosion control hangar with an existing foam releasing suppression system for its single hangar bay. The fire suppression foam releasing system and the existing fire alarm system will both be demolished. A new fire alarm and mass notification system shall be provided throughout the building to include the hangar bay.

2. Applicable Codes and Standards

2.1 General

• IBC International Building Code (as amended by UFC 1-200-01)

• IEBC International Existing Building Code (as amended by UFC 1-200-

01)

• NFPA 101 Life Safety Code

• TAFB Facility Standards

• UFC 1-200-01 DoD Building Code

2.2 Architectural

• ABA Architectural Barriers Act Standards

• UFAS Uniform Federal Accessibility Standards

• UFC 3-101-01 Architecture

• UFC 3-120-10 Interior Design

• Tinker AFB Facility Standard

2.3 Electrical

• NFPA 70 National Electrical Code

• UFC 3-501-01 Electrical Engineering

• UFC 3-520-01 Interior Electrical Systems

• AFMAN 32-1065 Grounding and Electrical Systems

• Tinker AFB Electrical Standard

2.4 Fire Protection

• NFPA 1 Fire Code

• NFPA 10 Standard for Portable Fire Extinguishers

• NFPA 13 Standard for the Installation of Sprinkler Systems

• NFPA 51B Standard for Fire Prevention during Welding, Cutting, and Other

Hot Work

• NFPA 70 National Electric Code

• NFPA 72 National Fire Alarm and Signaling Code

• NFPA 90A Standard for the Installation of Air-Conditioning and Ventilation

Systems

• NFPA 101 Life Safety Code

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• NFPA 241 Standard for Safeguarding Construction, Alteration, and Demolition Operations

• TAFB Fire Protection Standards

• DAFI 32-2001 Fire and Emergency Services (F&ES) Program

• UFC 3-600-01 Fire Protection Engineering for Facilities

• UFC 3-601-02 Operation and Maintenance: Inspection, Testing and

Maintenance of Fire Protection Systems

• UFC 4-021-01 Design and O&M: Mass Notification Systems

• UFC 4-211-02 Aircraft Corrosion Control and Paint Facilities

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3. Architectural Design Narrative Removal of any existing devices associated with the existing fire alarm system. Repair of architectural finishes to match existing in support of and to accommodate the fire protection/fire alarm/mass notification work.

Patching and painting to match is required for any demolition activities that leave an outlet hole in the wall or building element. Comply with the Tinker AFB Fire Protection Standard for penetrations and repaired penetrations of fire and/or smoke rated building elements.

4. Electrical Design Narrative The electrical requirements for the project include (but are not limited to):

• Demolition of electrical equipment connections for existing fire alarm equipment being removed

• New electrical connections for new fire alarm system equipment

• New electrical connections for installation of mass notification system equipment

The electrical scope of work is to support the demo of the existing alarm system as well as the construction of the new fire alarm and mass notification system.

5. Fire Protection / Life Safety Design Narrative The existing fire alarm system shall be demolished in its entirety, and the removed equipment shall be returned to the Tinker Air Force Base Alarm Shop. A new fire alarm and mass notification system shall be installed throughout the entire building. A Monaco MAAPX with integral transceiver and mass notification and antenna shall be provided as a part of the new system. The Monaco D21 central station shall be updated with the new point identification for the new system.

5.1 General Design Parameters and Assumptions

5.1.1 Jurisdictional Authority

The Contracting Officer and Base Fire Chief are the Authorities Having Jurisdiction (AHJs).

5.1.2 Fire Protection Approach

The fire protection and life safety systems design approach will follow UFC 1-200-01, UFC 3-600-01, Chapter 34, UFC 4-211-02, the International Existing Building Code (IEBC) and NFPA 101 (Life Safety Code).

The scope of work is defined as a Level 1 Alteration per IEBC. Level 1 Alterations include the removal and replacement or the covering of existing materials, elements, equipment, or fixtures using new materials, elements, equipment, or fixtures that serve the same purpose. Per UFC 3- 600-01, this work is classified as a Renovation, defined as the replacement in kind, strengthening, or upgrading of building elements, materials, equipment, or fixtures, that does not result in a reconfiguration of the building spaces within.

In accordance with UFC 3-600-01 §34-1.2.1, the work in this existing facility shall conform to the Building Rehabilitation chapter of NFPA 101 for design and construction projects. Under NFPA 101 terms, this project would be classified as a Renovation. The work shall additionally adhere to UFC 3-600-01 §34-1.4.1, which states “All work must conform to the existing occupancy provisions of NFPA 101. The work must not make the building or occupancy less conforming with this UFC and NFPA 101 than before the Renovation project was undertaken.”

5.2 Building Use and Occupancy

5.2.1 Existing Occupancy Classification

The existing occupancy classification is Mixed Use, including Business Use with accessory rooms, and Factory-Industrial Use; Storage Use; mechanical/electrical rooms and storage rooms.

5.2.2 New Occupancy Classification

The occupancy will remain unchanged.

5.3 Passive Fire Protection Features

5.3.1 Fire and Smoke Protection Features

5.3.1.1 Penetration Requirements

All existing penetration protectives and sealants through fire and smoke rated barriers and walls shall be maintained. Any new penetrations into or through fire-and smoke rated barriers and walls shall be in accordance with IBC §714 and the Tinker Air Force Base Fire Protection Standard.

5.3.1.2 Interior Finish

Interior finishes will not be affected by construction and will remain unchanged.

5.3.1.3 Fire and Smoke Dampers

The protection of duct penetrations through fire and smoke resistive rated construction shall be in accordance with NFPA 90A and IBC §717 and the Tinker AFB Fire Protection Standard.

5.3.2 Fire Department (Emergency) Vehicle Access

Adjacent parking lots and service drives provide adequate hard surface access for fire department apparatus as required by UFC 3-600-01 and NFPA 1.

5.4 Fire Protection Systems

5.4.1 Automatic Sprinkler Protection

Automatic sprinkler protection is provided throughout Building 796. Sprinkler protection is provided by a wet pipe sprinkler system. The sprinkler riser is located within the first floor Mechanical Room. The hangar bay is protected by a pre-action wet-pipe fire sprinkler system.

The Pre-action element will need to be removed so that the remaining fire sprinkler protection is in accordance with UFC 3-600-01 and UFC 4-211-01/02 as a wet-pipe fire sprinkler system.

5.4.2 Fire Extinguishers

Portable fire extinguishers were noted throughout the building and were generally found to be well distributed.

The contractor shall provide portable fire extinguishers suitable for the combustible present during construction. Where existing building extinguishers are blocked, removed or generally made inaccessible to the building occupants, supplemental extinguishers shall be provided such that a portable fire extinguisher is located within 75 travel distance of all areas of the building.

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The contractor shall regularly inspect (at least weekly) portable extinguishers located within the work area to ensure that they are charged, free from damage, and accessible.

5.4.3 Fire Alarm / Mass Notification

The building is equipped with a Fire Control Instruments Model 72 conventional (Zoned) fire alarm system with no mass notification. This fire alarm system appears to be the building’s original fire alarm system, and it is presumed to have met fire protection standards applicable at that time but is currently out of manufacturer’s support and national listing and approval, and requires replacement. The fire alarm system is equipped with manual pull stations at exits and is arranged to initiate general alarm during sprinkler system water flow. A limited number of audible and visual notification devices are located within the building. The existing system shall be demolished and replaced with a new fire alarm and mass notification system.

The existing fire alarm system is equipped with a Monaco BT-XF radio frequency transceiver allowing the fire alarm system to be monitored by the Monaco D-21 Base- Wide fire alarm monitoring system.

The rooftop AHUs are equipped with duct smoke detectors arranged to shut down their respective unit; they are monitored by the fire alarm system. New duct detectors shall be provided for replacement on the HVAC units in accordance with NFPA 90A and NFPA 72. The duct detectors shall be connected to the new fire alarm system and shall report as supervisory signals.

A Mass Notification System is not presently provided for the building. The new system for the building will need to be provided with mass notification. The new Monaco MAAPX fire alarm and mass notification system with an integral transceiver and antenna will be provided and integrated with the base wide Monaco D-21 Central Station.

Additional Tinker Air Force Base requirements:

Provide triple infrared (IR) optical flame detectors that are listed and approved for the expected fuel hazards in the hangar bay. Provide detectors that are immune to radar and radio frequency emissions from handheld equipment or equipment on-board the aircraft. Provide shielded circuiting for both the Signal Line Circuit (SLC) devices and power from the optical detectors to the RSFACU and ground shielding in accordance with the optical flame detector manufacturer.

Provide Multi-spectrum IR Flame Detectors. Provide factory configured detectors with the manufacturer's "Hangar Mode"

• Provide Det-Tronics Model X3301 Multi-spectrum IR Flame Detectors (or approved equal)

For hangars not employing foam systems, the entire floor area must be visible by at least one flame detector. Exception: The area of the hangar bay within 5 ft. (1.5 m) of the perimeter wall is not required to be within the cone-of-vision of an optical flame detector. Connect flame detectors to the FACU for signaling; do not connect to another control panel.

Angle flame detectors and provide blinds (field of view inhibitors) so the cone-of-vision is contained within its designated suppression zone and does not extend more than 5 ft. (1.5 m) outside the hangar bay, into another fire area such as through a normally open roll-up fire door or is within the view of hot sources such as radiant heaters. Locate optical flame detectors at a sufficient distance per the manufacturer's recommendations from sources that may cause false

4 | April 1, 2026 alarms such as welding, solar glare, radiant heaters, aircraft engine exhaust, strobes, hot surfaces, and other relevant sources.

Mount detectors in accordance with their listing at approximately 8 ft. (2.4 m) above the finished floor of the hangar bay. Do not mount optical detectors in inaccessible locations.

Provide optical flame detectors with 5 ft. (1.5 m) of flexible conduit to allow for minor adjustments during testing or changes in the mission of the hangar bay.

Calibrate optical flame detectors to operate upon viewing the flame signature of the expected fuel(s) to be present in the hangar bay. Use a 2 ft. by 2 ft. (610 mm by 610 mm) pool fire as the bases to set the sensitivity of the optical flame detectors. Upon the 2 ft. by 2 ft. (610 mm by 610

mm) pool fire reaching full development, all detectors within the cone-of-vision are required to activate within 30 seconds.

Demonstrate the performance requirements of the optical flame detector coverage has been met through pan fire acceptance testing. Use a propane testing device calibrated to be equivalent to a Jet Propellant (JP) 4, 5, or 8 fuel fire in a 2 ft. by 2 ft. (610 mm by 610 mm) test pan, with closable lid. Refer to Figure E-17: Example of Fire Pan, for Acceptance Test of Optical Detectors. Minimum acceptable performance: (1) Minimum one detector must activate within 30 seconds of full flame development (propane 2.0 seconds) with the test burner centered in the designated aircraft parking position. (2) With the test fire located 10 ft. (3.0 m) outside the hangar bay opening entered on the parking position, no detector is permitted to operate after 30 seconds of full fire exposure. (Witnessed by the QFPE).

Provide Textual display signs. They must be LED scrolling and must not exceed 400 mm long by 150 mm high by 75 mm deep 16 inches long by 6 inches high by 3 inches deep with a height necessary to meet the requirements of NFPA 72.

The text display must spell out the word "EVACUATE" or "ANNOUNCEMENT" and the remainder of the emergency instructions as appropriate. The design of text display must be such that it cannot be read when not illuminated. LED scrolling text displays must meet the following requirements at a minimum:

a. Two lines of information for high priority messaging.

b. Minimum of 20 characters per line (40 total) displayed.

c. Text must be no less than height requirements and color/contrast requirements of NFPA 72.

d. 32K character memory.

e. Display must be wall or ceiling mounted.

f. Mounting brackets for a convenient wall/cubicle mount.

g. During non-emergency periods, display date and time.

h. The system must interface with the textual display sign control panel to activate the proper message.

i. Provide intrinsically safe signs within the hangar bay.

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5.4.4 Impairment Coordination

The impairment procedures detailed in UFC 3-601-02, Chapters 1-10 and 1-11 shall apply to all fire protection impairments. Careful impairment handling includes planning of work to limit impairments to a minimal time. As sprinkler heads are removed for the day’s work, caps shall be installed on the open pipe ends to allow the sprinkler system to be returned to service. Building occupants shall be notified of fire protection impairments. Warning signs shall be placed at all principal employees and visitor entrances to the building during the impairment period. In certain cases, the cessation of hazardous operations and the establishment of fire-watch may be required.

5.5 Means of Egress

5.5.1 Arrangement of Means of Egress

The renovation will not alter any furniture, doors, walls, or windows. The renovation work will not make the building less conforming with UFC 3-600-01 and NFPA 101 than before the renovation.

5.5.2 Illumination of Means of Egress

Emergency lighting will be provided in accordance with NFPA 101 within the work area.

Emergency lighting for remaining building areas is comprised of light fixtures with emergency ballasts and wall mounted emergency lighting and will remain as is.

5.5.3 Marking of Means of Egress

Marking means of egress exiting lighting will be provided in accordance with NFPA 101 within the work area. Illuminated and non-illuminated exit signs are provided for existing building areas and will remain as is.

5.5.4 Egress Travel Distance

The renovation will not alter egress and travel distances. The renovation work will not make the building less conforming with UFC 3-600-01 and NFPA 101 than before the renovation.

5.5.5 Egress Capacity

The renovation will not alter the building’s egress components. The renovation work will not make the building less conforming with UFC 3-600-01 and NFPA 101 than before the renovation.

5.6 Safeguards During Construction

All work associated with this project shall be performed in accordance with NFPA 241 Standard for Safeguarding Construction, Alteration, and Demolition Operations.

5.6.1 Hot Work

All Hot Work associated with demolition and construction shall be performed in accordance with NFPA 51. Safeguard for Hot Work operations include but are not limited to, the relocation of combustible storage, the use of fire resistive barriers to protect combustibles that cannot be relocated, the establishment of Fire Watch and the termination of hot work operations when fire protection systems are out of service. Additionally, Hot Work should not be performed when alternative methods can be employed to dismantle existing or assemble new systems.

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5.6.2 Fire Protection Impairment Supervision

Fire protection impairments will be supervised and performed in accordance with

UFC 3-601-02.

Appendix A

Acronyms and Abbreviations

A Ampere(s)

AABC Associated Air Balance Council

ACCA Air Conditioning Contractors Association

ACI American Concrete Institute

ACS Access Control System

ACT Acoustic Ceiling Tile

AFB Air Force Base

AFF Above Finished Floor

AFI Air Force Instruction

AHJ Authorities Having Jurisdiction

AHU Air Handling Unit

AISC American Institute of Steel Construction

ANSI American National Standards Institute

ASCE American Society of Civil Engineers

ASHRAE American Society of Heating, Refrigeration and Air-Conditioning Engineers

ASTM American Society for Testing and Materials

BTHU British thermal unit

BUR Built-Up Roof

CAC Common Access Card

CBT Computer Based Training

CCTV Closed Circuit Television

CIPS Cyberspace Infrastructure Planning System

CMU Concrete Masonry Unit

COMM Communications

DB Dry Bulb

DoD Department of Defense

DX Direct Expansion

E East

EBI Enterprise Building Integrator

EMI Electromagnetic Interference

EMT Electrical Metallic Tubing

FCI Fire Control Instruments

FCU Fan Coil Unit

FF-L Federal Specification

FPS Feet Per Second

FT Feet

GSA General Services Administration

HR Hour(s)

HSS Hollow Structural Section

HVAC Heating, Ventilation and Air Conditioning

IAW In Accordance With

IBC International Building Code

IC Intelligence Community

ICD Intelligence Community Directive

ICS Intelligence Community Standard

IDS Intrusion Detection System

IEBC International Existing Building Code

IECC International Energy Conservation Code

IMC International Mechanical Code

IN Inches

IPC International Plumbing Code

IT Information Technology kVA Kilovolt-Ampere

LAN Local Area Network

LED Light Emitting Diode

MOD Motorized Damper

N North

NEBB National Environmental Balancing Bureau

NFPA National Fire Protection Association

NIPR Non-Secure Internet Protocol Router

PSF Pounds per Square Foot

RF Radio Frequency

RFI Radio-Frequency Interference

SIPR Secure Internet Protocol Router

SMACNA Sheet Metal and Air Conditioning Contractors' National Association

S South

STC Sound Transmission Class

TAFB Tinker Air Force Base

UFC Unified Facilities Criteria

UPS Uninterruptible Power Supply

V Volts

VAV Variable Air Volume

W West

WB Wet Bulb

WG Water Gauge

§ Subsection

°F Fahrenheit

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Appendix B

Fire Protection Calculations and Cutsheets

CAPSOL’s LEDM Text Display

CAPSOL MINI LED Text Display Specifications CAPSOL’s MINI LED Text Displays are designed to provide visible notification with lettering and function to meet most any application.

UL Listed to UL1638A. Displays Date and Time when not active.

Each display is individually supervised, much more reliable than just wiring supervision. Up to 1,000 displays can be connected to one controller. Explosion Proof Class 1 Div 1 option available.

1.2” High Superbright LED Letters meet NFPA 72 Viewing Requirements in an emergency.

Visual Notification of emergencies, overcoming ambient noise or hearing restrictions.

Playing a message on an LED Display does little good if people are not looking in that direction.

When not in use, the displays show current time and date, synchronized to GMT.

No More Missed Messages | No More Frustrating Time Issues

Mechanical and Environmental

CC-LEDM-01B

19941 W. 162ND ST, OLATHE, KS 66062

913-203-1110 : WWW.CAPSOL.ORG

WHO WE ARE: CAPSOL’s focus since 2013 has been to develop systems to identify potential threats and provide early notification. The CAPSOLSuite is designed to gather, identify, and process data as early as possible to mitigate a threat. Notifying all affected people quickly and clearly makes lives safer.

5.3.2 Fire Department (Emergency) Vehicle Access