CHAPTER 9 FIRE PROTECTION AND LIFE SAFETY SYSTEMS
Subsection 903.2.8.2 Existing Group R buildings (Amended)
An automatic residential fire sprinkler system shall be installed when alterations to an existing building within a two year period removes floor area or roof area assemblies of more than 50 percent of the existing building.
Exception: An automatic residential fire sprinkler system shall not be required for additions or alterations to existing buildings that are not already provided with an automatic residential sprinkler system and that do not include alterations within any two year period involving the removal of floor area or roof area assemblies of more than 50 percent of the total existing floor area of the building.
Subsection 903.2.8.2.1 Existing Group R buildings in Wildland-Urban Interface Fire Areas. (Added)
An automatic residential fire sprinkler system shall be installed when alterations to an existing building within a two year period removes floor area or roof area assemblies of more than 33 percent of the existing building.
Exception: An automatic residential fire sprinkler system shall not be required for additions or alterations to existing buildings that are not already provided with an automatic residential sprinkler system and that do not include alterations within any two year period involving the removal of floor area or roof area assemblies of more than 33 percent of the total existing floor area of the building.
Subsection 903.3.1.3.1 NFPA 13D sprinkler systems alarms (Added)
The homeowner shall have the choice of installing a local exterior waterflow alarm or provide interconnection of the interior smoke detectors to the waterflow switch.
(Ord. 3317 § 1 (part), 2022).