Division 13 - Special Construction
Division 13 - Special Construction
13.01 Fire Alarm Systems
PART 1 - GENERAL
1.1 REQUIREMENTS -- The latest editions to the following codes and
standards shall apply as a minimum but not be all inclusive to
the design and installation of fire alarm systems:
A. Maryland State Fire Prevention Code (COMAR 12.03.01 and
12.03.02)
B. National Fire Protection Association (NFPA) 101 - Life
Safety Code
C. Building Officials and Code Administrators International,
INC. (BOCA) National Building Code
D. NFPA 1 National Fire Prevention Code
E. NFPA 70 - National Electrical Code
F. NFPA 72 - National Fire Alarm Code
G. NFPA 80 - Fire Doors and Windows
H. NFPA 90A - Standard for Air Conditioning and Ventilating
Systems
I. NFPA 101 - Life Safety Code
J. NFPA 170 - Fire Safety Symbols
K. ANSI/ASME A17.1 -- Safety Code For Elevators and
Escalators as adopted by the State of Maryland.
L. Americans with Disabilities Act (ADA)
1.2 SYSTEM DESCRIPTION
A. All new fire alarm and detection systems shall be
analog/addressable systems.
B. The system and components shall be the product of a
single manufacturer.
1.3 QUALITY ASSURANCE -- The system and all components shall be
listed by Underwriters Laboratory (UL) for fire protective
signaling service (local and remote station, emergency
communication and relocation equipment, and protective
signaling systems) under UL 864.
1.4 SEQUENCE OF OPERATION
A. Manual Pull Station: Activation of any manual pull
station shall automatically operate all audible and
visual appliances and produce an alarm signal at the
control unit and the remote annunciators. All manual pull
station signals shall be automatically transmitted to
UMCP Department of Facilities Management (FM) Work Control
via CCMS as an "Alarm" signal.
B. Smoke Detector: Activation of any smoke detector shall
start the alarm verification mode. When the smoke
detector latches into the alarm mode the fire alarm
system shall automatically operate all audible and visual
appliances and produce an alarm signal at the control
unit and at the remote annunciators. All smoke detector
alarm signals shall be automatically transmitted to
UMCP/FM Work Control via CCMS as an "Alarm" signal.
1. Elevator Recall - Smoke detectors at elevator
landings, in elevator machine rooms, and in
elevator shafts shall also recall the elevator(s)
to the designated floor or to the designated
alternate floor as required by the elevator safety
code.
2. Door release - Smoke detectors used to shut smoke
or fire doors shall release the detector's
associated door. Smoke detectors used to shut a
door in a fire-rated stair enclosure shall release
all of the doors in the stair enclosure. Each smoke
detector used for door release shall be provided
with an alarm verification feature and shall
indicate a supervisory signal only.
3. Suppression System Activation - Smoke detectors
used to activate a fire suppression system (Pre-
action sprinkler system, deluge system, or special
extinguishing system) shall be crossed-zoned.
Cross-zoning of detectors reduces the allowable
spacing for the smoke detectors by «.
C. Heat Detector: Activation of any heat detector shall
automatically operate all audible and visual appliances
and produce an alarm signal at the control unit and at
the remote annunciators. All heat detector alarm signals
shall be automatically transmitted to UMCP/FM Work
Control via CCMS as an "Alarm" signal.
1. Elevator Shunt-trip - Heat detectors in elevator
shafts, and in elevator machine rooms shall also
operate the shunt trip circuit breaker for the
elevator main line in accordance with the elevator
safety code.
2. Suppression System Activation - Heat detectors may
be used in conjunction with smoke detectors to
activate a fire suppression system (Pre-action
sprinkler system, deluge system, or special
extinguishing system).
D. Water Flow Alarms: Activation of a water flow alarm
shall automatically operate all audible and visual
appliances and produce an alarm signal at the control
unit and at the remote annunciators. Each individual
water flow switch shall have a distinct address. All
water flow alarm signals shall be automatically
transmitted to UMCP/FM Work Control via CCMS as a "Water
Flow" signal.
E. Valve Tamper Switch: Activation of a valve tamper switch
shall initiate a supervisory alarm at the system control
panel and at the remote annunciators. Supervisory audible
and visible alarms at these locations shall be distinct
from either alarm or trouble conditions involving the
same or related devices. Each individual tamper switch
shall have a distinct address. All valve tamper alarms
shall be transmitted to UMCP/FM Work Control via CCMS as
a "Valve Tamper" signal.
F. Duct Smoke Detector: Activation of a duct smoke detector
shall initiate a supervisory alarm at the system control
panel and at the remote annunciators. A duct smoke
detector activation shall also initiate an air handling
unit shutdown as required by NFPA 90A. All duct detector
alarms shall be transmitted to UMCP/FM Work Control via
CCMS as a "Trouble" signal.
G. Fire Pump Supervisory Signals: In buildings with fire
pumps, individual supervisory signals shall be provided
for the following conditions:
1. Fire pump running
2. Fire pump loss of power in any phase
3. Fire pump phase reversal
Activation of a fire pump supervisory signal shall
initiate a supervisory alarm at the system control panel
and at the remote annunciators. Each set of contacts in
the fire pump controller shall have a distinct address.
All fire pump supervisory signals shall be transmitted to
UMCP/FM Work Control via CCMS as a "Trouble" signal.
H. High/low air pressure signals: Buildings with dry-pipe
or pre-action sprinkler systems shall provide a
supervisory signal for system high and low air pressure.
Activation of a high/low air signal shall initiate a
supervisory alarm at the system control panel and at the
remote annunciators. Each pressure switch shall have a
distinct address. All high/low air supervisory signals
shall be transmitted to UMCP/FM Work Control via CCMS as
a "Trouble" signal.
I. Trouble Signals: Loss of primary power, short circuit,
open faults, ground faults, missing detectors, abnormal
detector status (e.g.: dirty detector, replacement
incompatible with the defined address), disabled devices
and abnormal control functions shall initiate audible and
visible trouble signals at the control unit and remote
annunciators. Audible trouble signals shall sound until
silenced. Silenced trouble signals shall be continuously
indicated by a textual message and a trouble LED until
restored to normal operation. The trouble LED shall
remain illuminated until all abnormal conditions are
cleared. Upon a return to normal operation, the audible
trouble signal shall resound until restored to normal
position. Subsequent trouble events shall resound audible
trouble signals until silenced. All trouble events shall
automatically be transmitted to UMCP/FM Work Control via
CCMS as a "Trouble" signal.
J. Smoke Control Systems:
1. Stair Pressurization System -- Stair pressurization
systems shall be activated for any alarm signal in
the building. Stair pressurization systems shall
also be manually activated at the annunciator panel
with a key operated switch.
2. Atrium Smoke Removal Systems -- Atrium smoke
removal systems shall be activated by any atrium
waterflow switch or atrium smoke detector. Atrium
smoke removal systems may also be manually
activated at the atrium smoke removal control panel
with a key operated switch.
K. Special Door Locking Arrangements:
1. Delayed Egress Locks -- Doors with delayed egress
locks installed in accordance with NFPA 101 shall
unlock upon actuation of the fire alarm system.
2. Stair Enclosure Doors -- Stair doors that do not
permit re-entry in accordance with NFPA 101 shall
unlock upon actuation of the fire alarm system.
PART 2 - COMPONENTS
2.1 CONTROL PANEL
A. The fire alarm and detection system shall be
microprocessor based, power-limited, supervised, 24 VDC,
non-coded system. The system shall be capable of
providing the following functions:
1. Integral clock/calendar
2. Alarm verification (assigned by detector address)
3. Three-pulse temporal pattern evacuation signal
4. Functional walk-test of all initiating and
signaling devices.
The following manufacturers and systems, shall be
acceptable:
1. Cerberus Pyrotronics - Model MXL
2. Simplex Time Recorder - Model 4100 or 4120
3. Notifier - Model AM2020
2.2 Fire Alarm Annunciator: Textual annunciation shall be
provided at the control unit and remotely in a location
as approved by UMCP/DAEC. The textual display shall
consist of an 80 character supertwist alphanumeric
display, which shall include a 32 character user defined
message for each device or function. All events displayed
on the textual display shall also be recorded on an
integral, 40-column, thermal strip printer.The connection
between the remote annunciator and the system control
panel shall be electrically supervised. A building
graphic shall be provided above each remote annunciator.
Each building graphic shall include the building outline,
all stairs, all exterior doors, all elevators, the
location of the fire department connection, the location
of the fire alarm control panel, the location of the main
sprinkler valve, a North arrow, a "You Are Here"
indicator, and the four sides of the building (Side 1,
Side 2, Side 3, & Side 4) as indicated by UMCP/DAEC.
2.3 Supervision: Style 4 (Class B) supervision of all
initiation devices is required. Notification appliance
wiring shall also be Style Y (Class B).
2.4 Power Supply: Primary power shall consist of a two-wire
120 VAC branch circuit from the emergency power
distribution panel. The branch circuit disconnect shall
be arranged and protected to prevent inadvertent
disconnection and ensure optimum reliability. Standby
power consisting of rechargeable batteries shall be
provided. Batteries shall be capable of powering the
system in the normal (standby) mode for 24 hours followed
by 5 minutes of operation in the alarm mode (15 minutes
for a voice system).
2.5 Passwords and Security: Access to control unit and
remote annunciator switches wiring and power supplies
shall be restricted by keyed-alike locks. Passwords shall
be the same as the assigned University Building Number.
2.6 VOICE/ALARM SYSTEMS
A. Each voice/alarm system shall be capable of providing the
following functions:
1. User defined automatic voice evacuation message.
Message shall be in a fmelae voice.
2. Public address at control unit and at remote
location(s) as required by UMCP/DAEC.
B. Public Address: During some events and emergencies it
may be desirable to disable the voice alarm system and
direct occupants over the fire alarm speakers. In the
public address mode, the voice alarm signals will be used
to transmit instructions. The public address function
shall be capable of manually overriding all other signals
and users. A hand-held push-to-talk microphone shall be
provided at the control panel and each remote panel.
Microphone shall be supervised from disconnection. An
audio control switch module shall be furnished to
provided manual control of audio functions. These
switches and associated LED indicators shall be
supervised from disarrangement or failure. Audio power
amplifiers shall be furnished with self-contained
filtered 24VDC power supply, transformer, and amplifier
monitor circuits. Amplifiers shall provided an output
with a frequency response of 120 Hz to 12000 Hz. A
sufficient quantity of amplifier capacity to operate all
system speakers simultaneously plus 20 percent spare
capacity shall be provided.
2.6 ALARM INITIATING DEVICES
Alarm initiating devices consist of conventional and analog
detectors and manual stations connected to the system control
unit via Style D or Style 6 (Class A) circuits.
2.7 Duct Smoke Detector Assemblies: Duct smoke detector
assemblies shall consist of an analog duct detector
(ionization or photoelectric) and an air duct sampling
assembly with sampling tube and detector housing. Each duct
smoke detector shall be provided with a remote alarm lamp and
keyed test switch located in a visible and accessible
location.
2.8 Addressable Manual Station: Manual stations shall be red in
color, non-coded, double-action, nonbreak-glass type mounted
in a semi-flush backbox. Manual station covers shall be hinged
and secured with a lockset. Lockset shall be keyed the same as
the control unit lockset. Manual pull stations installed in
areas subject to damage, vandalism, and/or false alarms shall
be protected by a STI Stopper II as manufactured by Safety
Technology International, Inc.
2.9 Addressable Heat Detectors: Addressable heat detectors shall
be plug-in type with base. The detector base shall be of the
twist lock type with screw terminals for field wiring. Heat
detectors shall be of the rate compensated type.
2.10 NOTIFICATION APPLIANCES
Alarm notification appliances shall consist of audible and
visual signals for public signaling of fire. All notification
appliances subject to damage and/or vandalism shall be
protected by an STI Fire Alarm Signal Damage Stopper as
manufactured by Safety Technology International, Inc.
PART 3 - EXECUTION
3.1 QUALIFICATIONS
System design and installation shall be supervised by an
experienced fire alarm technician or fire protection engineer
with not less than five years experience with fire alarm
systems. Shop drawings shall be prepared and signed by a class
III Sprinkler Contractor licensed in the State of Maryland or a
registered fire protection engineer. The signature of the
technician or engineer constitutes an affidavit that the
statements, representations, and information presented in the
submittal constitute a complete operational system conforming
with applicable state codes and recognized engineering
practices. All field installation work shall be continuously
supervised by a NICET Level II or III fire alarm system
technician.
3.2 FIRE ALARM CONTROL PANEL (FACP)
A. LOCATION: The FACP shall be located in:
1. Buildings with automatic sprinkler system: In the
same room as the sprinkler system alarm check
valve.
2. Buildings without sprinkler system: In the main
electrical room.
B. LOCKSET: The lockset for the FACP shall be keyed for a
"B" key, CAT15, or a "T45" key.
C. BATTERY BOX: Auxiliary batteries shall be stored in a
battery box located adjacent to the FACP. The lockset for
the battery box shall be keyed the same as the FACP.
3.3 ANNUNCIATOR PANEL
Annunciator panels shall be located at the main entrance to
the building, in a public area such as a lobby, and in plain
view unobstructed by the opening of doors or other parts of
the building. The lockset to gain access to the annunciator
panel shall be keyed the same as for the FACP. Annunciator
panels with reset functions that are not keyed activated shall
be provided in a tamper proof locked cover to prevent
unauthorized tampering.
3.4 INITIATING DEVICES
A. Manual Pull Stations: Manual pull stations shall be
provided at the following locations:
1. At the exit from each floor at the stair enclosure
exits on the corridor or room side located not more
than 5 feet from the stair door.
2. At each door opening to the exterior of the
building.
3. At the exit from each High-Hazard Occupancy (High-
Hazard as defined by NFPA 101).
4. Manual pull stations shall be located so that the
travel distance to any station from any point in
the building does not exceed 200 feet.
5. At each exit from an Assembly Occupancy (Assembly
Occupancy as defined by NFPA 101).
6. Telephone and electrical rooms in high-rise
buildings.
7. Where required by NFPA 72.
Manual pull stations shall be installed 42 to 54 in.
above the finished floor. All manual pull stations shall
be located to be readily accessible, unobstructed, and
visible.
B. Smoke Detectors: Analog smoke detectors shall be
installed in accordance with NFPA 72 at the following
locations:
1. At each elevator lobby as required by the elevator
safety code.
2. In each elevator machine room as required by the
elevator safety code.
3. At the top of each sprinklered elevator shaft and
bottom of each sprinklered elevator shaft as
required by the elevator safety code.
4. At un-enclosed vertical openings as required by
NFPA 101.
5. At atriums for smoke removal systems as required by
NFPA 101.
6. High-value and high-risk areas such as art
galleries, archival records storage, musical
instrument storage rooms, library stack areas, and
computer rooms.
7. At doors with magnetic hold-open devices.
8. For activation of a pre-action sprinkler system and
other special fire suppression systems.
9. In all fire pump rooms.
10. At each FACP.
All smoke detectors shall be programmed for a 30 second
alarm verification cycle.
C. Duct Smoke Detectors: Duct smoke detectors shall be
provided for mechanical unit shutdown as required by NFPA
90A.
D. Heat Detectors: Heat detectors shall be provided in
accordance with NFPA 72 at the following locations:
1. In all sprinklered elevator machine rooms within
two feet of the sprinkler head as required by the
elevator safety code.
2. At the top of each sprinklered elevator shaft and
bottom of each sprinklered elevator shaft within
two feet of the sprinkler head as required by the
elevator safety code.
3. In any unsprinklered storage room, mechanical room
and electrical room.
4. As required for activation of a pre-action
sprinkler system and other special fire
extinguishing systems.
E. Interface Modules (Monitor): Addressable interface
modules shall be provided to monitor any conventional
(non-addressable) alarm notification appliance. Such as:
1. Non-addressable heat detectors.
2. Non-addressable smoke detectors.
3. Valve tamper switches, and sprinkler system
butterfly valves.
4. Water flow switches.
5. Pressure switches.
6. Fire pump supervisory alarms.
7. Kitchen Suppression System Activation.
F. Interface Modules (Control): Addressable interface
modules shall be provided within three feet of the device
being controlled for the control of the following
auxiliary functions:
1. HVAC Shutdown: of respective air handler upon
activation of associated duct smoke detector.
2. Door Holders: release doors automatically upon
activation of associated smoke detector.
3. Door Lock Release: unlock all doors with special
locking arrangements as required by NFPA 101.
4. Elevator recall: recall elevators as required by
the elevator safety code.
5. Elevator Shunt Trip: operate the shunt trip circuit
breaker for the elevator main line in accordance
with the requirements of the elevator safety code.
G. Water Flow Detectors: Water flow detectors shall be
provided to monitor sprinkler systems for waterflow.
Water flow detectors shall be provided for the following:
1. At each alarm check valve (Pressure switch).
2. At each dry-pipe valve (Pressure switch).
3. At each pre-action system valve (Pressure switch).
4. At each sprinkler or standpipe system riser.
5. One flow switch per sprinkler system zone on each
floor.
See the UMCP design guidelines for sprinkler and
standpipe system for more specific information on water
flow detectors.
H. Sprinkler/Standpipe Valves: Provide supervision for each
sprinkler/standpipe system control valve.
I. Fire Pump Supervision: For each fire pump provide
individual supervision of the following fire pump alarms:
1. Fire pump running.
2. Fire pump loss of power in any phase.
3. Fire pump phase reversal.
J. High/Low Air Pressure Supervision: Provide supervision
of low and high air pressure for each dry-pipe system and
each pre-action system.
3.5 OFF-SITE SUPERVISION
Provide in or adjacent to the control panel, all equipment and
wiring necessary to connect to system to the campus CCMS.
Activation of any of the following signals shall automatically
be reported to CCMS via relays:
A. Fire Alarm System in Alarm.
B. Valve Tamper.
C. System Trouble.
D. Waterflow.
E. Fire Alarm System Power Off.
3.6 SPARE PARTS
The fire alarm system contractor shall supply the University
with a minimum of one replacement for each six devices (or
fraction thereof) installed of the following devices:
A. Analog Smoke Detectors.
B. Addressable Manual Stations.
C. Interface Modules (monitor).
D. Interface Modules (control).
E. Horn/Strobe Signals.
F. Speaker/Strobe Signals.
G. Strobe Signals.
H. Duct Smoke Detectors.
I. Door Hold Open Devices.
J. Addressable Heat Detectors.
3.7 SIGNS
Provide and install 5 inch by 7 inch engraved red plastic
signs with white lettering (helvetica or sans serif type)
above each manual pull station. Secure signs to surface with
pan head screws and suitable anchors. These signs shall read
as follows:
IN CASE OF FIRE EMERGENCY!
1. PULL FIRE ALARM
2. LEAVE BUILDING
3. CALL FIRE DEPARTMENT
DIAL 9-1-1
The fire alarm is NOT connected to the fire department.
Notify 405-2222 immediately if fire alarm system is
disabled.
3.8 WIRING
All field wiring shall be installed in conduit. Conduit and
boxes shall be sized according to National Electrical
Code(R)requirements based on the number of conductors.
Initiating device circuit wiring shall be two-conductor,
twisted with integral shield and ground. Notification
appliance circuits shall be minimum 14 AWG. Primary power (AC)
branch circuit conductors shall be minimum 12 AWG. All
conductors which are terminated, spliced, or otherwise
interrupted shall be connected to terminal blocks. Make all
connections with pressure type terminal blocks, which are
securely mounted. The use of wire nuts or similar devices
shall be prohibited.
A. Identification: Fire alarm circuits shall be identified
by red junction box covers stenciled in white letters
"FIRE ALARM."
3.9 SYSTEM TESTING
All initiating and notification appliances, control equipment,
accessories, and auxiliary functions shall be tested in
accordance with NFPA 72 acceptance test procedures.
3.10 TRAINING
Provide complete certified factory technical training for a
minimum of two of the University's select representatives.
The University's select representatives shall, upon completion
of the above training, be factory qualified to perform
complete maintenance and repair of the fire alarm system. The
contractor shall assume the responsibility to coordinate with
the University the location and time required for the above
certified factory technical training.
13.02 Fire-Suppression & Protection Systems
A. CODE REQUIREMENTS
All requirements of State of Maryland and the Office of the
State Fire Marshal shall apply to the specifications and
design requirements, including the following:
A. NFPA 1 National Fire Prevention Code
B. Underwriters Laboratories Inc. (UL), Fire Protection
equipment list
C. Factory Mutual Approval Guide
D. Maryland Occupational Safety and Health Act
E. NFPA 13 - Standard for the Installation of Sprinkler
Systems
F. NFPA 13D - Standard for the Installation of Sprinkler
Systems in One- and Two-Family Dwellings and manufactured
Homes
G. NFPA 13R - Standard for the Installation of Sprinkler
Systems in Residential occupancies up to and Including
Four Stories in Height
H. NFPA 14 - Standard for the Installation of Standpipe and
Hose Systems
I. NFPA 15 - Standard for the Installation of Water Spray
Fixed Systems
J. NFPA 20 - Standard for the Installation of Centrifugal
Fire Pumps
K. NFPA 70 - National Electrical Code
L. NFPA 72 - National Fire Alarm Code
M. NFPA 101 - Life Safety Code
N. NFPA 170 - Fire Safety Symbols
0. NFPA 231 - General Storage
P. NFPA 231C - Rack Storage of Materials
Q. NFPA 1963 - Fire Hose Connections
R. UMCP Design Criteria Facilities Standards Manual for
Architecture and Engineering Services (DCFS)
S. Washington Suburban Sanitary Commission (WSSC) - Plumbing
and Gas Fitting Regulations
B. PIPING
A. Connection shall be made to the UMCP on-site water
system. The connection between -system piping and
underground piping shall be made with a cast iron flanged
piece, properly fastened.
B. A backflow preventer shall be installed in accordance
with WSSC regulations. The backflow preventer shall be
listed by UL for fire protection use.
C. All piping exposed installed outside, or otherwise
exposed to weather, shall be externally galvanized.
C. VALVES
A. All valves on connections to water supply to sprinklers
shall be UL listed butterfly type indicating valves
except for the following which shall be O.S.& Y:
1. All indicating valves on the supply side of the
backflow preventer.
2. The indicating valve immediately adjacent to the
backflow preventer on the system side.
3. All indicating valves on the suction side of the
fire pump.
4. Where indicated on the contract drawings.
B. Post Indicator Valve - when indicated on the contract
drawings, a gate valve on incoming water service shall be
operable by a UL listed post indicator valve with tamper
switch. Post indicator valve shall be installed a minimum
of 40 feet from the building.
D. PIPING ACCESSORIES
A. No sprinkler piping is to be supported from any
mechanical or electrical devices and/or equipment (ducts,
lights,etc.). No,chains, wire or perforated band iron
will be permitted for hangers. Hanger assemblies
installed outside, or otherwise exposed to weather, shall
be externally galvanized.
B. Install iron pipe sleeves of ample diameter at all points
where pipes cut beams or floors or walls, so sized and
installed that sprinkler pipes will not bend.
1. Install sleeve before walls or concrete work is
built or poured, with sleeves being flush with wall
surfaces.
2. Sleeves for underground pipes shall be caulked with
oakum and molten lead and be watertight.
E. SPRINKLERS
A. Sprinklers that may be subject to mechanical damage due
to their location (under stairwells, low hanging
sprinklers in corridors, storage rooms, under ducts,
etc.) shall be provided with guards listed by UL for the
model and type of sprinkler used.
B. Sprinklers under open grating shall be provided with
approved shields.
F. FIRE DEPARTMENT CONNECTIONS
Each fire department connection shall be the flush type. Free
standing type fire department connections shall only be
installed when approved by UMCP/DAEC and shall be located a
minimum of 40 feet from the building. Each fire department
connection shall have two (two) 2-1/2 inch inlets with threads
conforming to the American National Fire Hose Connection Screw
Thread as defined in NFPA 1963, equipped with UL listed screw
caps with pin lugs and chains. The Fire department
connections shall be not less than two feet and not more than
3 feet 6 inches in elevation, measured from the ground level
to the center line of the inlets. Two fire department
connections are required when two or more risers are provided.
G. DRAINS AND TEST PIPING
A. All risers, including the alarm check valve, shall be
equipped with drains with sizes as specified in NFPA 13.
The alarm checkvalve drain ("main drain") shall be piped
to the outside of the building at a point free from
causing water damage. Where this arrangement is not
practical, the drain shall be piped to a floor drain or
sump approved for the purpose by the Departments of
Facilites Management and the UMCP/DES.
B. All drains and test piping shall piped to the outside of
the building at a point free from causing water damage.
Where this arrangement is not practical, the drain shall
be piped to a f loor drain or sump approved for the
purpose by the Departments of Facilities Management and the
UMCP/DAEC.
H. DRY PIPE SYSTEM
Dry systems shall only be installed when adequate heat or
insulation can not be provided to prevent sprinkler piping
from freezing.
A. An air compressor (Reliable Model A or equivalent) with
an automatic air maintenance device (Reliable Model B-1
or equivalent) shall be, installed and sized in
accordance with NFPA 13.
B. A separate test connection shall be provided in
accordance with NFPA 13 to test the dry-pipe system
alarms.
J. PRE-ACTION SYSTEM
Pre-action systems shall only be installed where required by
UMCP/DAEC and the facility program.
A. The pre-action valve shall be activated by rate
compensated heat detectors or cross-zoned smoke detection
as approved UMCP/DAEC. Refer to section 13.1.
K. FIRE PUMP, MOTOR AND CONTROLLER
A fire pump shall only be installed when the existing water
supply is not adequate to meet the required sprinkler demand.
L. EXCESS PRESSURE PUMP
An excess pressure pump shall be installed on all systems that
do not have a fire pump. The excess pressure pump shall be
Gamewell or equal 1/4 HP motor 120v single phase, 60 HZ.
M. DRY STANDPIPE SYSTEM
A. Dry standpipe systems shall be the manual - -dry type as
defined by NFPA 14.
B. Each standpipe riser shall be installed with a UL listed
2« inch NST fire department hose valves with screw caps
on each floor in an accessible, protected, and readily
visible location in accordance with NFPA 14.
C. Each dry standpipe riser shall have a drain sized and
located in accordance with NFPA 14. Each drain shall be
piped outside the building in accordance with item 2.10.B
of this section.
D. All dry piping shall be installed so that the entire
system may be drained. The number of auxiliary drains
shall be kept to a minimum.
E. All dry piping, hangers and fittings shall be galvanized.
F. Each dry standpipe shall be provided with an air and
vacuum valve installed at the top of each riser. The air
and vacuum valve shall be a 1 inch APCO Series 140 air
and vacuum. valve, manufactured by Valve and Primer
Corporation or approved equal.
N. PROTECION
Protection: All exposed piping devices (non-brass and chrome)
are to be painted with two coats of bright red paint. Painting
to conform to the protective coating section of the
specifications.
O. QUALIFICATIONS
System design and installation shall be supervised by an
experienced sprinkler system technician or fire protection
engineer with not less than five years experience with
sprinkler systems alarm systems. Shop drawings shall be
prepared and signed by a Class III Sprinkler Contractor
licensed in the State of Maryland or a registered fire
protection engineer. the signature of the technician or
engineer constitutes an affidavit that the statements,
representations, and information presented int he submittal
constitute a complete operational system conforming with
applicable state codes and recognized engineering practices.
All field installation work shall be performed by a Class III
Sprinkler Contractor licensed in the State of Maryland.
13.03 Fuel Storage Tanks
A. All installations/or removals must be in accordance with
the requirements of OSHA, Federal, and State EPA
regulations, COMAR, and The Maryland Department of the
Environment and the International Mechanical Code. Also
Reference Section 1, Environmental Health and Safety in
facility design for UST regulatory considerations/citation.
The contractor shall be responsible for all required
inspections and permit applications.
B. When at all possible, natural gas service or above ground
fuel tanks are preferred over underground storage tanks.
C. Tanks shall be constructed of double wall fiberglass
reinforced plastic (FRP) for underground use and double
wall steel for above ground tanks.
D. Piping shall be either FRP or copper depending on size.
E. Material used in construction of the tank shall be
compatible with the substance to be stored.
F. Low level alarm signal to DDC or Hawkeye as appropriate,
and a high level alarm on a local horn or bell mounted at
or near the tank vent approximately 8 foot above grade.
G. If the fuel storage tank is not located in the mechanical
room with the generator set, then a remote level gauge
near the generator is required.
H. Manholes, over-fill level alarms and/or other over-fill
protection nozzles shall be provided as required.
I. Abandoned tanks must be removed and disposed of by the
Contractor.
13.04 Wet Chemical Fire Extinguishing Systems
PART 1 - GENERAL
1.1 The installation of new wet chemical fire extingushing systems
shall comply with the following:
A. FACTORY MUTUAL ENGINEERING AND RESEARCH CORPORATION (FM)
Approval Guide
B. NFPA 17A -- Wet Chemical Extinguishing Systems
C. NFPA 70 -- National Electrical Code
D. NFPA 72 -- National Fire Alarm Code
E. NFPA 96 -- Ventilation Control and Fire Protection of
Commercial Cooking Operations
F. UNDERWRITERS LABORATORIES INC. (UL) Fire Protection
Equipment Directory
G. UL 300 -- Fire Testing of Fire Extinguishing System for
Protection of Restaurant Cooking Areas.
1.2 Qualifications
Installation drawings, shop drawings, and as-built drawings
shall be prepared, by or under the supervision of, an
individual who is experienced with the types of works
specified herein, and is currently certified by the National
Institute for Certification in Engineering Technologies
(NICET) as an engineering technician with minimum Level-III
certification in Special Hazard System program. Contractor
shall submit data for approval showing the name and
certification of all involved individuals with such
qualifications at or prior to submittal of drawings.
PART 2 - PRODUCTS
2.1 PRE-ENGINEERED WET CHEMICAL FIRE EXTINGUISHING SYSTEMS
Systems shall comply with NFPA 17A and NFPA 96, except as
modified herein. Piping and accessories within the hoodshall
be stainless steel or chrome plated. All other piping shall
be galvanized malleable iron or galvanized steel, painted to
match the adjacent surface chrome or nickel plated or
stainless steel or black steel painted to match the adjacent
surface. Exhaust hoods with grease extractors UL listed or FM
approved are not required to have protection downstream of the
grease extractors. Provide systems for protection of new or
existing cooking equipment, including exhaust hoods and ducts
for cooking equipment requiring protection by NFPA 96.
2.2 SYSTEM CONTROLS
Each system shall be mechanically actuated by fusible links
and by remote manual actuation stations connected to the
extinguishing system release mechanisms by stainless steel
cables. Arrange each system to automatically shut off the
flow of fuel and electrical power to cooking appliances as
indicated [and to automatically actuate the building fire
alarm fire alarm system as indicated. Electrical power to hood
exhaust fans shall not be shut off unless specifically
required by the UL listing or FM approval.
2.3 IDENTIFICATION SIGNS
Provide red rigid plastic signs with engraved 6 mm (0.25 inch)
high white lettering at each remote manual actuation station.
Sign legends shall be "Fire Extinguishing System" followed by
a brief description of the equipment protected.
PART 3 - EXECUTION -- Tests and Inspection
A representative of UMCP DAEC will witness formal tests and
approve systems before acceptance. Submit a written request
for formal inspection at least 7 working days prior to
inspection date. An experienced technician regularly employed
by the system installer shall be present during the
inspection. At the inspection, repeat any or all of the
required tests as directed. Provide plastic containers, hose
fittings, and hose at each nozzle to capture the wet chemical
and discharge each system to demonstrate uniform distribution
of the wet chemical among the nozzles. Furnish compressed air,
nitrogen, wet chemical equipment, and personnel for the tests.
Refill and reset systems after tests have been completed.