Chapter 9.20
FIRE ALARM REQUIREMENTS

Sections:

9.20.010    Scope.

9.20.020    Where required.

9.20.030    Systems out of service.

9.20.040    Monitoring.

9.20.050    Fire alarm control panels.

9.20.060    Fire alarm communication methods.

9.20.010 Scope.

The following fire alarm requirements apply to all commercial buildings over 3,000 square feet or greater. In cases where the IFC is more restrictive, the more restrictive requirements shall prevail. (Ord. 3396 § 1, 2021; Ord. 3306 § 2 (Exh. 2), 2018; Ord. 3196 § 1, 2016; Ord. 3007 § 1, 2013)

9.20.020 Where required.

In addition to the requirements of Section 907.2, an approved, monitored automatic fire alarm system shall be installed and maintained throughout all buildings, structures, floors, and suites described in this section. If conflicts exist between the IFC and this section, this section shall prevail. Fire alarm systems shall be installed per the applicable NFPA and SCF fire alarm standard. For the purposes of this section, spaces separated by fire walls, fire barriers, fire partitions and fire-resistance-rated horizontal assemblies noted in IBC Chapter 7 shall not be considered to be separate area(s) or building(s). Partial area fire alarm systems are prohibited.

Exception: Structures regulated by the International Residential Code.

A. In all new buildings and structures with a fire area of 3,000 or greater square feet, regardless of type or use.

B. In existing buildings or structures that undergo an addition or change of use where the new total fire area is 3,000 square feet or greater.

C. In existing building or structures when the value of all alterations or repairs performed within a 72-month period exceeds 50 percent of the assessed value of the building at the time of the first alteration, repair, modification, or similar improvement requiring a building permit, automatic fire alarm systems shall be installed throughout the building if one would otherwise be required for the building if of new construction. The value of the building shall be as listed by the Snohomish County assessor’s office or other acceptable method approved by the fire code official. Buildings not listed with an appraised value shall utilize an alternate method of valuation prescribed by the fire code official.

Exceptions: IRC building structures and Group U occupancies.

D. In existing buildings, structures, occupancies, or suites that undergo alterations, repair, or modification that have an existing fire alarm system that does not protect all areas and/or lacks adequate occupant notification devices shall have those protection features added at the time of tenant improvement.

E. In existing buildings, structures, occupancies, or suites that undergo an addition, alteration, repair, or modification that have fire sprinkler protection but lack a fire alarm system. (Ord. 3396 § 1, 2021; Ord. 3306 § 2 (Exh. 2), 2018; Ord. 3196 § 1, 2016; Ord. 3007 § 1, 2013)

9.20.030 Systems out of service.

A. For the first 48 hours, the owner may provide a competent adult to serve as a fire watch. After the initial 48 hours, the fire watch must be provided by a licensed and bonded private security company or other approved means until the system is returned to full service. The owner must furnish the fire marshal with the name and contact information of the competent adult and/or security company within eight hours of implementing a fire watch.

B. Upon completion of work on a new or modified fire alarm system, it shall be pre-tested by the installing technician and an acceptance test shall be performed in the presence of the fire marshal. The request for the acceptance test shall be made via the city’s permit request phone number within 24 hours after the completion of the work or will be subject to a $75.00/day fine. (Ord. 3396 § 1, 2021; Ord. 3306 § 2 (Exh. 2), 2018; Ord. 3196 § 1, 2016; Ord. 3007 § 1, 2013)

9.20.040 Monitoring.

All fire alarm systems, fire detection systems, or sprinkler systems shall be monitored by a central station from the city of Lynnwood approved central station list. Monitoring by other central stations is not allowed. (Ord. 3396 § 1, 2021; Ord. 3306 § 2 (Exh. 2), 2018; Ord. 3196 § 1, 2016; Ord. 3007 § 1, 2013)

9.20.050 Fire alarm control panels.

A. Fire alarm control panels (FACP) shall comply with the provisions of NFPA 72 and SCF’s fire alarm standard. Only fire alarm components shall be connected to the fire alarm control panel.

There shall be only one FACP allowed per building unless otherwise approved by the fire code official.

B. Systems and their components shall be listed and approved for the purpose for which they are installed. All new fire alarm systems shall be addressable and each device shall have its own address that shall annunciate to an approved central station. (Ord. 3396 § 1, 2021; Ord. 3306 § 2 (Exh. 2), 2018; Ord. 3196 § 1, 2016; Ord. 3007 § 1, 2013)

9.20.060 Fire alarm communication methods.

All means of communication between the FACP and the central station shall be of a method approved by the fire marshal and be provided with a minimum of 24 hours standby power. Only components that are serviceable by a fire alarm technician shall be part of the means of communication located on the protected premises. The fire marshal shall maintain a list of approved communication means. Refer to fire alarm standards. (Ord. 3396 § 1, 2021; Ord. 3306 § 2 (Exh. 2), 2018; Ord. 3196 § 1, 2016; Ord. 3007 § 1, 2013)