SECTION FIRE ALARM STANDARDS REVISED CONSTRUCTION STANDARD

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Darcy Dennis Tate
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1 PART 1 - GENERAL PURPOSE This Standard is intended to assure that fire detection/alarm systems at The University of Texas at Austin provide the highest level of fire safety possible. SCOPE This standard is to be used in the development of all fire detection/alarm system designs for buildings and structures at The University of Texas at Austin. This standard is to apply to all fire detection/alarm system components and equipment installed at any University of Texas at Austin campus during new construction or as part of any improvement project. OBJECTIVES This standard is intended to achieve consistently high levels of fire detection/alarm system performance by: CONCEPTS Allowing designers to incorporate required or desired features as early in the design development process as possible. Assuring all systems are designed to meet all applicable codes, ordinances, laws, and sound engineering judgment. Providing a basis for a general understanding among all parties involved in the design of systems. All systems are to be compliant with applicable paragraphs of NFPA Code 101 "Life Safety Code". All systems are to be compliant with the requirements of National Fire Protection Association Code 72 "The National Fire Alarm Code". In addition to the requirements of Life Safety Code, The National Fire Alarm Code and the Americans with Disabilities Act, all fire detection/alarm systems installed in structures NOT protected throughout by a supervised, code compliant water-based fire suppression system are to be designed to provide smoke detection to the level of Partial Detection as described at NFPA 101, Par for all areas listed below: 1) The entire route of egress to include corridors, stairs, escalator locations, foyers, anterooms, reception areas, exit, etc. 2) Public or common access areas to include rest rooms, class rooms, reception areas, teaching laboratories, auditoria, gymnasia, cafeterias, theaters, conference rooms, duplication rooms, kitchens, etc. 3) Special hazard areas to include mechanical equipment rooms, electrical closets, storage rooms, janitorial storage areas, etc. Areas or rooms deemed by the Owner to deserve special protection due to high value content or historical significance such as library stack areas, art storage and/or restoration areas, rare book deposit areas, etc. In addition to the requirements of Life Safety Code, The National Fire Alarm Code and the Americans with Disabilities Act, all fire detection/alarm systems installed in structures that ARE protected throughout by a supervised, code compliant water-based fire suppression system are to be designed to provide smoke detection to the level of Partial Detection as described at NFPA 101, Par for all areas listed below: 1) The entire route of egress to include corridors, stairs, escalator locations, foyers, anterooms, reception areas, exit, etc. Design & Construction Standards, Revised December 14,

2 2) Special hazard areas to include mechanical equipment rooms, electrical closets, storage rooms, janitorial storage areas, etc. 3) Areas or rooms deemed by the Owner to deserve special protection due to high value content or historical significance such as library stack areas, art storage and/or restoration areas, rare book deposit areas, etc. Audible alarming as required by NFPA 72, must be provided throughout the building. Visual alarming to ADA levels must be provided throughout the building. Smoke detectors must be provided at all elevator lobbies, elevator equipment rooms and elevator hoistways to perform capture/recall functions. All systems must be designed to provide manual means of alarm initiation at every exit from every level. Elevators are not to be considered an exit or route of egress. DESCRIPTION OF WORK All designs must provide for each building a complete and working digital, addressable voice alarm, closed circuit, automatic and manual fire detection / alarm system for each floor of the building to perform detection, monitoring and alarm functions for the building. QUALITY ASSURANCE All equipment must be listed and approved by a testing laboratory that has been approved by the State of Texas Commission on Fire Safety. This listing is to be for all functions required by this standard. All systems must comply with applicable paragraphs of the National Electric Code. PART 2 - FIRE DETECTION AND ALARM SYSTEM EQUIPMENT TYPE OF SYSTEM All system product lines must be comprised of components capable of providing the following features when appropriate and specified: A. Floor above/floor below notification. B. Private alarm notification. C. Occupied/unoccupied notification. D. Voice alarm notification. E. Fireman's communications. F. Elevator capture/recall. G. Elevator power shunt trip. H. Smoke control/fan shutdown. I. Automatic door control. EQUIPMENT Fire Alarm Control Panel (FACP) : All fire alarm control panels must be Central Processing Unit (CPU) based. All FACP's must be capable of providing circuit integrity monitoring for all Signaling Line Circuits at a level of Style 6, (NFPA 72, Table 3-6.1, "Performance and Capacities of Signaling Line Circuits [SLC]"). Design & Construction Standards, Revised December 14,

3 All FACP's must be capable of providing circuit integrity monitoring of Initiating Device Circuits (IDC's) at a level of Style B (Class B), (NFPA 72, Table 3-5.1, "Performance and Capacities of Initiating Device Circuits [IDC]"). All FACP's must be capable of providing circuit integrity monitoring of Notification Appliance Circuits (NAC's) at a level of Style Y (Class B), (NFPA 72, Table 3-7.1, " Notification Appliance Circuits [NAC]"). All FACP's must be capable of providing circuit integrity monitoring of Control Device Circuits (CDC) at a level equal to a Style Y (Class B) Notification Appliance Circuit. Smoke detector "Alarm Verification" timing for Signaling Line Circuit systems must be provided. All FACP's must provide twenty percent (20%) excess power supply capacity to allow for future expansion by the owner. Zone labeling must be textual by alpha-numeric display at the FACP and remote annunciator to allow first response by persons not trained in fire alarm technology. Textual (alpha-numeric) language must be conventional, concise, clear and accurate to facilitate rapid response. All FACP's must provide a control to silence the Public Alarm to allow for maintenance and testing and to reduce disruption. All FACP's must provide a control to override the smoke control/fan shutdown feature to allow for maintenance and testing. All FACP's must be connected to a Primary and Secondary Power source. Batteries must be contained within an enclosure separate from all electronics components to prevent corrosive damage. All FACP's must provide a separate digital address for each initiating device except valve position supervisory switches to facilitate rapid response and maintenance and testing. All FACP's must provide a separate digital address for each individual flow switch. All FACP's must provide one digital address for each group of valve position supervisory switches physically located in one room, to a maximum of five (5) per address. All programming must be permanent and non-volatile to reduce outage time due to failure. All FACP's must provide a printed log of all status change activity. All FACP's must be listed and approved as the smoke detector sensitivity test set to reduce maintenance costs. All FACP's must be capable of providing drift compensation. Drift compensation is considered equal to adjustability at the detector. All FACP s must be field programmable, using internal or connected components, for all changes, alterations, modifications, additions, deletions and hardware and software upgrades. All FACP s must be capable, using internal or connected components, of generating comprehensive reports for sensitivity, verification counts, address registers. Remote Monitor Design & Construction Standards, Revised December 14,

4 All systems must be capable of interconnection to the campus-wide Proprietary Supervisory Signaling System by contact closure (EOL) for the following events: ALARM WATERFLOW TROUBLE SUPERVISORY All systems must provide a Wiring Interface Panel (junction box) to accommodate the connection between the new system and the existing Proprietary Protective Signaling System. The WIP must be located at the closest part of the mechanical equipment room closest to the campus utilities tunnel system. Conduit and conductors must be provided between this panel and the FACP to accomplished all features listed above. Distributed Power Supplies: Distributed power supplies for powering Notification Appliance Circuits, beam smoke detectors and control relays may be used. All distributed power supply inputs must be controlled by addressable interface devices located on the same floor levels as the power supply and controlled by the SLC serving the area to facilitate maintenance. Manual Stations: All manual stations must be of the plate glass deterrent, "double-action" type to reduce accidental or vandalized alarms. Each manual station must have a unique digital address on the SLC. Thermodetectors: All thermodetectors must be combination fixed temperature and rate-of-rise, spot type. Each thermodetector must have a unique address on the SLC. Non resetting detectors must give visual indication of "ALARM" condition to facilitate rapid response. Smoke Detectors: Each smoke detector, spot or beam, must have a unique digital address on the SLC. All smoke detectors must be field measurable and adjustable for sensitivity. Drift compensation will be considered equal to field adjustability. All smoke detectors, except projected beam type, must derive power from the SLC. The FACP must function as the smoke detector sensitivity test set and must be approved and listed for that service. All smoke detectors must meet or exceed the requirements of Underwriter's Laboratory Standard 268, as amended, and must be listed and approved for use with the FACP provided. Duct-Mounted Smoke Detectors: It is the responsibility of the Contractor to assure that all "supply air" is sampled. Projected-Beam Smoke Detectors: All projected-beam detectors must operate on the infrared principle. Design & Construction Standards, Revised December 14,

5 All projected-beam detectors must have automatic gain control circuits to compensate for deterioration of signal strength due to environmental factors such as dirt and dust accumulation, component aging and temperature fluctuations. Transmitting and receiving units of projected-beam detectors must be protected from physical damage. All projected-beam smoke detectors must have circuits to prevent "false" alarms due to sudden and complete obscuration. Waterflow Switches: Fire detection/alarm systems must be interconnected to the fire sprinkler systems by waterflow switches capable of delay (retard) prior to the "ALARM". Each waterflow switch must have a unique digital address on the SLC. It is the responsibility of the Contractor to decide the specific placement of the waterflow switches to assure indication of water flow within the building and at each level of the building to reduce water damage. All waterflow switches must be provided with a proper, code-compliant Inspector's Test valve and drain to allow proper testing. Supervisory (Tamper) Switches: Switches must be installed on all valves to indicate any disarrangement of valves within a sprinkler, fire hose cabinet or dry standpipe system which would reduce the effectiveness of the system. Audible Appliances: Audible notification appliances must be speakers or horns. Signal generated must be the distinctive threepulse temporal pattern described by NFPA and ANSI codes. When generated by speakers, The Evacuation Signal must be alternated with a custom textual message. Visual Appliances: All visual notification appliances must be xenon strobe, compliant with current requirements of the Americans With Disabilities Act (ADA), All visual notification appliances must be synchronized to prevent an effective flash rate of greater than one hertz in any space. Remote Annunciator: When allowed and/or required by the project documents, a remote annunciator may be located in an open accessible area at or adjacent to the main ground level entrance to the building. The FACP may then be located elsewhere. Remote annunciator must impart the same fire location information as the main FACP. Monitoring Devices: Addressable monitoring devices used to monitor contact-closure initiating devices such as duct-mounted smoke detectors, waterflow switches and tamper switches must derive power from the SLC to which they are connected. Each monitoring device must have a unique digital address on the SLC. Design & Construction Standards, Revised December 14,

6 Monitoring devices must not be used to interface smoke detectors other than duct-mounted smoke detectors to the SLC. Control Devices: Addressable control devices used to switch Notification Appliance Circuits must derive operating power from the SLC. Addressable control devices must not control more than one type of appliance/device. PART 3 - INTERCONNECTION AND OPERATION GENERAL SIGNALING LINE CIRCUITS (SLC) All FACP's must be capable of providing circuit integrity monitoring for all Signaling Line Circuits at a level of Style 6, (NFPA 72, Table 3-6.1, "Performance and Capacities of Signaling Line Circuits [SLC]"). All the following devices/appliances must be individually addressed on the SLC: a) Smoke detectors. b) Heat detectors. c) Manual stations. d) Monitor devices. e) Control devices. f) Fault isolation devices. g) IDC's. h) Audio NAC's. i) Visual NAC's. j) CDC's. Digital addressable loops must be configured as Class A, Style 6, Signaling Line Circuits (SLC) as described at Table 3-6.1, "Performance and Capacities of Signaling Line Circuits (SLC)", NFPA 72. A fault isolation device must be provided electrically between each building level. The device must be powered by the SLC loop. INITIATING DEVICE CIRCUITS (IDC) Initiating Device Circuits (IDC's) must be monitored at a level of Style B (Class B), (NFPA 72, Table 3-5.1, "Performance and Capacities of Initiating Device Circuits [IDC]"). Monitoring shall be accomplished by a monitoring device. IDC's are must limited to: 1) Only one duct mounted smoke detector or 2) Only one waterflow switch or 3) No more than five (5) tamper switches, all located in one room. NOTIFICATION APPLIANCE CIRCUITS (NAC) Design & Construction Standards, Revised December 14,

7 All Notification Appliance Circuits (NAC's) must be monitored at a level of Style Y (Class B), (NFPA 72, Table 3-7.1, " Notification Appliance Circuits [NAC]"). Direct current notification appliance power provided from the FACP must be distributed on Style 6 loop to all control devices in the system. Direct current notification appliance power provided from a distributed power supply must be controlled by a digital addressable control device on the SLC. Voice frequency notification appliance signal must be provided by the FACP amplifiers and distributed on a Style 6 loop. Audible notification appliances and visual notification appliances must always be connected to separate NAC's to facilitate maintenance. CONTROL DEVICE CIRCUITS (CDC) Control Device Circuits (CDC) must be monitored at a level equal to a Style Y (Class B) Notification Appliance Circuit. FLOOR ABOVE/FLOOR BELOW NOTIFICATION In high rise structures, each level must constitute a minimum of one audio Notification Appliance Circuit and one visual Notification Appliance Circuit. NAC's must cause the Public Alarm to sound on the level on which the "ALARM" condition originates, one level directly above, one level directly below. The FACP must also provide a control to allow sounding the Public Alarm throughout the structure (Allcall). PRIVATE ALARM NOTIFICATION When allowed, the Public Alarm must provide an adjustable delay to allow time for investigation. The Private Alarm must be audible and visual at a point designated on the project documents. If no response is made at the FACP within a set time, the Public Alarm must sound. Keyed override must be provided. OCCUPIED/UNOCCUPIED NOTIFICATION When appropriate the FACP must provide an "OCCUPIED/UNOCCUPIED" control to allow the disabling of portions of the Public Alarm to reduce panic hazard. VOICE ALARM NOTIFICATION The audible portion of the Public Alarm for all systems must be Voice Alarm. Signals generated must be the Distinctive Evacuation Signal (three-pulse temporal pattern) alternated with a digitized custom textual message. The FACP must allow voice paging to selected areas. The FACP must provide an "all-call" control. FIREMAN'S COMMUNICATIONS When appropriate a complete and separate Fireman's communications system must be provided. Design & Construction Standards, Revised December 14,

8 The command center must be at or adjacent to the FACP. Wiring for the Fireman's Communications System must remain separate from the fire detection/alarm system. Common raceway or conduit may be used. ELEVATOR CAPTURE/RECALL Elevator capture/recall must be initiated by the smoke detectors designated as recall detectors, including one in each elevator lobby, as required in hoistways and elevator equipment rooms. Elevator capture/recall must operate to a Primary destination level and to a Secondary destination level. SMOKE CONTROL/FAN SHUTDOWN Alarm initiation by duct-mounted smoke detectors must cause shutdown of associated air handling units. Motor control circuits must not be routed through the housing. The SLC must connect to a control device to interrupt the motor control circuits. The control device must be assigned a unique digital address on the SLC. A "BYPASS" control must be provided at the FACP. AUTOMATIC DOOR CONTROL Automatic Release-to-Close: Smoke control doors normally held open electrically must be allowed to close upon any "ALARM" condition. Automatic Unlock: Access control doors normally electrically locked for security must unlock on any "ALARM" condition. WIRING Basic wiring materials must comply with requirements of Division 16 Basic Electrical Materials and Methods sections, "Raceways" and "Electrical Boxes and Fittings"; types to be selected by contractor. Conductor sizes must be AWG #14 or larger, solid, except when decorative raceway is surface mounted. All wiring must be in conduit or raceway. PART 4 - SPECIAL CONDITIONS GENERAL It is the responsibility of the Contractor to assure that there is no disruption of The University's normal functions such as study, testing, class, research or administration. CONNECTING TO EXISTING SYSTEMS Connections to or operation of existing systems must be performed by or supervised by Electronics Shop staff. PART 5 - TESTING Design & Construction Standards, Revised December 14,

9 GENERAL: Upon completion of the system, the Contractor must perform a complete and comprehensive test of the entire system in accordance with the provisions of Chapter 7, NFPA 72, "The National Fire Alarm Code". SCOPE: It is the responsibility of the Contractor to demonstrate to The University's representative that the system is installed and functions in accordance with the project documents and applicable codes. SPECIFIC TESTS: An Acceptance Test will be conducted at the completion of each project. The test will be the responsibility of the contractor and must be performed in strict compliance with the provisions of NFPA 73, Chapter 7. In addition to the provisions of NFPA 72 and/or the above paragraph, it is the responsibility of the Contractor to provide: Smoke detector sensitivity report. Pressure differential readings for duct detector sample air flow. Closed loop resistance and EOL resistance readings for all field wiring. Programming volatility test. PART 6 - DOCUMENTATION GENERAL: A documentation package must be provided by the Contractor that shall include all information needed to allow The University to perform additions, modifications, maintenance and repair of the system. This must include: Equipment schematic diagrams for all components and modules. Equipment technical data. Field device address register. Equipment repair parts lists. Programming disk with all system software required for a re-start after traumatic failure. Software must be of appropriate and compatible update version for the firmware installed. "As-built " wiring, conduit diagrams to include: a. Floor plan layout drawings showing all significant conduit routes and sizes, wire amounts, sizes and color code and marshaling box locations. b. Riser diagram showing all significant conduit routes and sizes, wire amounts, sizes and color code and marshaling box locations. Floor plan device layout drawing to include: a. All initiating device locations and digital addresses. b. All notification appliance locations and NAC digital addresses. c. All control device locations and digital addresses. d. All monitor device locations for supervisory switch groups. e. All isolation device locations. f. All distributed power supply locations and digital addresses. g. Schematic representation of all SLC's, NAC's, control circuits, audio circuits and power circuits. Riser diagram to include: a. All initiating devices with their electrical location and digital address on the SLC. Design & Construction Standards, Revised December 14,

10 b. All notification appliances with their electrical location and digital address on the SLC. c. All control devices with their electrical location and digital address on the SLC. d. All supervisory switch locations and their interconnection to the monitor device (IDC's). e. All monitor devices with their electrical location and digital address on the SLC. f. The electrical location of all fault isolation devices. g. All distributed power supplies with their associated wiring and digital address(es) on the SLC. h. Schematic representation of all SLC's, NAC's, CDC's, audio circuits and power circuits. Interconnection diagram(s) for all internal components of the Fire Alarm Control Panel. Smoke detector calibration procedure. State of Texas or NFPA certification form. Programming guide for the functional programming to provide for changes to the zone schedule or other operational features. field WARRANTY: Backup copy of the operating system and/or all resident programming, software or firmware, which would be required to restore the system to full operation after a complete failure or equipment replacement. A system hardware component capable of storing and transporting the above listed programming and operating systems and reports. The warranty period of three years is to begin upon receipt of all required documents and the successful completion of the Acceptance Test. TRAINING The contractor shall provide, as part of the contract, training for two University technicians. Training shall be equivalent to the training provided for manufacturer s field service technicians. Training shall be provided at corporate training centers. Travel expenses, including transportation, housing and meals, shall be provided. Design & Construction Standards, Revised December 14,

2. HVAC and smoke control systems; fire, smoke, and combination fire/smoke dampers. 5. Central control and monitoring system.

2. HVAC and smoke control systems; fire, smoke, and combination fire/smoke dampers. 5. Central control and monitoring system. PART 1 GENERAL 1.01 Scope of Standard A. This Standard is intended to assure that fire detection/alarm systems at The University of Texas at Austin provide the highest level of fire safety possible.. This