16.02.130 Amend Section 903.2 Where required.

Section 903.2 of Chapter 9 is deleted in its entirety based upon Express Findings 1 and 3 in Section 16.02.040, and replaced with the following section:

903.2: Item 1, Approved automatic sprinkler systems shall be installed throughout all existing commercial or multi-family residential building when the floor area of an addition (including mezzanines) exceeds 50% of the existing floor area of the building or when an additional story is added.

903.2: Item 2, Any change of occupancy when the proposed new occupancy classification is more hazardous based on a fire and life safety evaluation by the Fire Code Official and Building Code Official, including conversion of buildings to single-family residences, accessory dwelling units, bed and breakfast, inns, lodging houses or congregate residences for 10 or less persons or other similar uses an automatic fire sprinkler system shall be installed throughout.

903.2 Where required. Approved automatic fire sprinkler systems shall be provided in new and existing buildings in the locations described in this section.

903.2.1 New Construction.

Regardless of any exception listed above or in the remainder of this code or the California Building Code, all buildings shall be equipped throughout with an approved fully automatic fire sprinkler system.

Fire Sprinklers shall not be required if one or more of the following exceptions are met:

(1) Must comply with the American Canyon General Building Standards for residential, multi-family residential, commercial and industrial occupancies.

(2) When approved by the Fire Code Official spaces or areas in telecommunications buildings used exclusively for telecommunications equipment, associated electrical power distribution equipment, batteries and standby engines, provided those spaces or areas are equipped throughout with an automatic fire alarm system and are separated from the remainder of the building by fire barriers consisting of no less than 1-hour fire-resistance-rated wall and 2-hour fire-resistance-rated floor/ ceiling assemblies.

(3) Automatic fire sprinkler protection for fixed guideway transit systems shall be as per Section 903.2.17.

(4) Detached Group U private garages and carports accessory to a Group R-3 occupancy and less than 1,000 square feet and with non-habitable space above.

(5) Detached pool houses, workshops, barns and similar structures, built in conjunction with existing non-sprinklered single-family residences and provided the new structure is less than 1,000 square feet and is not intended for use as a dwelling unit.

(6) Detached non-combustible canopies less than 3,000 square feet in roof area used exclusively for vehicle washing facilities or vehicle fuel dispensing stations.

(7) Group B or M occupancies less than 600 square feet.

(8) Detached, unenclosed gazebos, solar trellises or shade structures less than 1,000 square feet.

(9) Detached restroom facilities associated with golf courses, parks and similar uses.

903.2.2 Additions. An automatic sprinkler system shall be installed throughout any existing commercial or multi-family residential building when the floor area of an addition (including mezzanines) within any three-year period exceeds 50% of the existing floor area of the building or when an additional story is added.

903.2.3 Change of occupancy. Any change of occupancy when the proposed new occupancy classification is more hazardous based on a fire and life safety evaluation by the Fire Code Official and Building Code Official, including conversion of buildings to single-family residences, accessory dwelling units, bed and breakfast, inns, lodging houses or congregate residences for 10 or less persons or other similar uses an automatic fire sprinkler system shall be installed throughout.

903.2.4 Floor control valves. Approved supervised indicating control valves and flow switches shall be provided at the point of connection to the riser on each floor in buildings two or more stories in height.

903.2.8 Group R. An automatic sprinkler system installed in accordance with Section 903.3 shall be provided throughout all buildings with a Group R fire area.

An automatic sprinkler system designed in accordance with Section 903.3.1.3 shall not be utilized in Group R-2.1 or Group R-4 Occupancies.