Scope of Work/Materials
13850 (28 31 00) - 20
Bid No.041818-Installation of New Fire Alarm System at Adams Elementary School
7.
Strobe Candela Rating: Determine by positioning selector switch on back of device.
PART 3
EXECUTION
3.1
EXAMINATION
A.
Examine areas and surfaces to receive fire alarm system.
1.
Notify Architect of conditions that would adversely affect installation or subsequent use.
2.
Do not begin installation until unacceptable conditions are corrected.
3.2
INSTALLATION
A.
Install fire alarm system in accordance with NFPA 72, NFPA 70, state and local codes,
manufacturer
’s instructions, and as indicated on the Drawings. Device boxes shall be stubbed
into an accessible ceiling and supported on j-
hooks at 4’-0” maximum on center. Electrical
conduit shall be ¾” minimum.
B.
Conceal conduit, junction boxes, and conduit supports and hangers in finished areas. Conceal
or expose conduit, junction boxes, and conduit supports and hangers in unfinished areas.
C.
Do not install smoke detectors before system programming and test period. If construction is
ongoing during this period, take measures to protect smoke detectors from contamination and
physical damage.
D.
Flush-mount fire detection and alarm system devices, control panels, and remote annunciators
in finished areas. Flush-mount or surface-mount fire detection and alarm system devices,
control panels, and remote annunciators in unfinished areas.
D.
Ensure manual stations are suitable for surface mounting or semi-flush mounting as indicated
on the Drawings. Install not less than 42 inches, nor more than 48 inches, above finished floor
measured to operating handle.
3.3
FIELD QUALITY CONTROL
A.
Manufacturer’s Field Services: Provide service of competent, factory-trained technician
authorized by manufacturer to technically supervise and participate during pre-testing and
acceptance testing of system.
B.
Testing:
1.
Conduct complete visual inspection of control panel connections and test wiring for short
circuits, ground faults, continuity, and insulation before energizing cables and wires.
2.
Open initiating device circuits and verify that trouble signal actuates.
3.
Open signaling line circuits and verify that trouble signal actuates.
4.
Open and short notification appliance circuits and verify that trouble signal actuates.
5.
Ground initiating device circuits and verify response of trouble signals.
6.
Ground signaling line circuits and verify response of trouble signals.
7.
Ground notification appliance circuits and verify response of trouble signals.
8.
Check installation, supervision, and operation of intelligent smoke detectors.
