Tuesday, April 22, 2014

Fire Alarm Requirements for Group I-4 Occupancy

Group I-4 (Institutional)

Systems required to be monitored per the 2021 IFC section 907.6.6.

A manual fire alarm system (Manual fire alarm boxes) that activates the occupant notification system (horns, strobes, sounders, speakers, chimes, mass notification, etc.)

UL 268 Automatic Smoke Detection Requirements:

System smoke detectors shall be provided for all of the following applications:

Above control panels and power supplies
For the purpose of elevator capture
On all HVAC units over 2,000 CFM (Duct Detector)
For releasing service
Fire Smoke Dampers
Delayed egress locks

UL 216 Smoke Alarm Requirements:

Single or multiple station smoke alarms shall be installed in all I-4 occupancies used for Large Family Day Care.

Fire Alarm Notification Requirements:

Audible (horns, sounders, speakers, etc.) shall be located in non-patient areas. Visible appliances (strobes) are allowed to be used in place of audible appliances in patient occupied areas. Keep in mind that if you choose to use audible appliances in patient occupied areas they must be chimes or similar sounding appliances to alert the staff.

Using a sound pressure meter or dB Meter, verify you comply with the following:

Public Mode Audibility: You must have 15 dB above average ambient sound level or 5 dB above the maximum sound level for at least 60 seconds whichever is greater.

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