Accessory buildings and miscellaneous
structures defined in this section that have the
potential to pose a significant exterior fire exposure hazard
to applicable buildings during wildfires shall be constructed
to conform to the requirements of this section.
The provisions of this section shall apply to the buildings covered by Section R337.1.3 Exception 1. This section shall also apply to specified attached and detached miscellaneous structures that require a building permit, including but not limited to; trellises, arbors, patio covers, carports, gazebos, and similar structures.
Exceptions:
- Decks shall comply with the requirements of Section R337.9.
- Awnings and canopies shall comply with the requirements of Section 3105 of the California Building Code.
- Exterior wall architectural trim, embellishments, and fascias.
- Roof- or wall-top cornice projections and similar assemblies.
No requirements shall apply
to accessory buildings or miscellaneous structures when
located at least 50 feet from an applicable building. Applicable
accessory buildings and attached miscellaneous
structures, or detached miscellaneous structures that are
installed at a distance of less than 3 feet from an applicable
building, shall comply with this section. When required
by the enforcing agency, detached miscellaneous structures
that are installed at a distance of more than 3 feet
but less than 50 feet from an applicable building shall
comply with the requirements of this section.
Applicable
accessory buildings that are less than 120 square
feet in floor area and are located more than 30 feet but
less than 50 feet from an applicable building shall be
constructed of noncombustible materials or of ignitionresistant
materials as described in Section R337.4.2.
Applicable miscellaneous structures that
are attached to, or installed at a distance of less than 3
feet from, an applicable building shall be constructed
of noncombustible materials or of ignition-resistant
materials as described in Section R337.4.2.
When required by the enforcing agency,
applicable detached miscellaneous structures that are
installed at a distance of more than 3 feet but less than
50 feet from an applicable building shall be constructed
of noncombustible materials or of ignitionresistant
materials as described in Section R337.4.3.