104-C. Revisions to first reading of Draft Ordinance per City Council direction.pdf
One or more additions made to a building after January 1, 2011 that does not total more than
1000 square feet of building area.
Amend Section R313.2 to read:
An automatic
residential fire sprinkler system shall be installed in one- and two-family dwellings as follows:
1.In all new one- and two-family dwellings and in existing one- and two-family dwellings
when additions are made that increase the building area to more than 3,600 square feet.
One or more additions made to a building after January 1, 2011 that does not total more than
1000 square feet of building area.
2.In all new basements and in existing basements that are expanded.
Existing basements that are expanded by not more than 50%.
Amend Section R327.7.9 of as follows:
Delete “When required by the enforcing agency”
Delete Section R327.10.3.2 in its entirety:
Amend Section R327.10.4 of as follows:
Delete “When required by the enforcing agency”
Amend Section R403.1 to read:
All exterior walls shall be supported on continuous solid or fully grouted
masonry or concrete footings, or other approved structural systems which shall be of sufficient
design to accommodate all loads according to Section R301 and to transmit the resulting loads to
the soil within the limitations as determined from the character of the soil. Footings shall be
supported on undisturbed natural soils or engineered fill. Concrete footings shall be designed
and constructed in accordance with the provisions of Section R403 or in accordance with ACEI
332.
1-story 12 12 12 12
For the purposes of this section, firewalls used to separate building areas shall be constructed in
accordance with the California Building Code and shall be without openings or penetrations.
1.An automatic sprinkler system shall be provided throughout all new buildings and structures.
Exception:
1.Group A, B, E, F, I, L, M, S and U occupancy buildings and structures that do not exceed
1,000 square feet of building area and that are not located in the Wildland-Urban
Interface Fire Area.
2.Group A, B, E, F, I, L, M, S and U occupancy buildings and structures that are located in
the Wildland-Urban Interface Fire Area and do not exceed 500 square feet of building
area.
2.An automatic sprinkler system shall be provided throughout existing buildings and structures
when alterations or additions are made that create conditions described in Sections 903.2.1
through 903.2.18.
3.An automatic sprinkler system shall be provided throughout existing buildings and structures,
when additions are made that increase the building area to more than 3,600 square feet.
Exception:
One or more additions made to a building after January 1, 2011 that does not total more than
1000 square feet of building area.
4.An automatic sprinkler system shall be provided throughout all new basements regardless of
size and throughout existing basements that are expanded by more than 50%.
Amend Section 903.3.1.1 to read:
903.3.1.1 NFPA 13 sprinkler systems. Where the provisions of this code require that a
building or portion thereof be equipped throughout with an automatic sprinkler system in
accordance with this section, sprinklers shall be installed throughout in accordance with NFPA
13 except as provided in Section 903.3.1.1.1 and local standards.
1. For new buildings having no designated use or tenant, the minimum sprinkler design density
shall be Ordinary Hazard Group 2.
Amend Section 903.3.1.2 to read:
903.3.1.2 NFPA 13R sprinkler systems. Where allowed in buildings of Group R, up to and
including four stories in height , automatic sprinkler systems shall be installed throughout in
accordance with NFPA 13R and local standards.
Amend Section 903.3.1.3 to read: