A.
The entire Chapter I, Division II, Scope and Administration of the 2016 California
Residential Code is deleted and replaced with Article I of this chapter.
B.
Section R301.2.1 of the 2016 California Residential Building Code is hereby amended
by adding the following paragraph to the end of the section.
The basic wind speed of 95 miles per hour (3 second gust) (ASD) shall be used in
Special Wind Region of the County of Santa Barbara, defined herein. The Special Wind
Region of the County is generally bounded as follows: on the east by a north-south
line running through El Capitan Point, on the north by the ridge of the Coast Range,
on the west by the coast from the southerly boundary of Vandenberg Air Force Base
south to Point Conception, and on the south by the coast line from Point Conception
to El Capitan Point.
C.
Section R313.2 of the 2016 California Residential Code is hereby replaced to read
as follows, the exception remains unchanged:
R313.2 One- and two-family dwellings automatic fire systems.
An automatic residential fire sprinkler system shall be installed in one- and two-family
dwellings and manufactured housing not in a mobile home park.
D.
Section R337.1.3 of the 2016 California Residential Code is hereby amended as follows:
R337.1.3 Application.
New buildings, additions and alterations located in any Fire. Hazard Severity Zone
or any Wildland Urban Interface Areas designated by the enforcing agency constructed
after the application date shall comply with the provisions of this chapter.
Exceptions:
1. Buildings of an accessory character classified as a Group U occupancy and not
exceeding 120 square feet in floor area, when located at least 30 feet from an applicable
building.
2. Buildings of an accessory character classified as Group U occupancy of any size
located at least 50 feet from an applicable building
3. Buildings classified as a Group U Agricultural Building, as defined in Section
202 of this code (see also Appendix C — Group U Agricultural Buildings), when located
at least 50 feet from an applicable building.
E.
The first paragraph of section R337.1.3.1 of the 2016 California Residential Code
is hereby replaced as follows, rest of this section remains intact:
R337.1.3.1 Application date and where required.
New buildings, additions and alterations for which an application for a building permit
is submitted on or after July 1, 2008 located in any Fire Hazard Severity Zone or
Wildland Urban Interface Area shall comply with all sections of this chapter, including
all of the following areas:
F.
Section R337.2 of the 2016 California Residential Code (Definitions) is hereby amended
by adding the following definitions:
High Fire Hazard Area
is an area of the County of Santa Barbara designated by the Building Official as having
a high propensity for wild fire due to the existence of excessive wild brush fuel,
lack of adequate water for fire suppression, or lack of adequate access to firefighting
equipment and is shown on a map entitled "High Fire Hazard Area Map" on file in the
County of Santa Barbara Building and Safety Division of the Planning and Development
Department. This area is to be considered a Wildland-Urban Interface Area.
G.
Section R337.2 of the 2016 California Residential Code (Definitions) is hereby amended
by modifying the following definition:
Local Agency Very High Fire Hazard Severity Zone
is an area shown as "Santa Barbara County Very High Fire Hazard Severity Zones Map
in Local Responsibility Area", on file in the office of the State Fire Marshal, herein
designated and based on the recommendation of the CDF Director pursuant to Government
Code Section 51178 and where the County of Santa Barbara is responsible for fire protection.
H.
Section R403.1.3 of the 2016 California Residential Code is hereby amended by replacing
the first paragraph to read as follows:
Concrete footings located in Seismic Design Categories D
, D
and D
, as established in Table R301.2(1), shall have minimum reinforcement of at least
two continuous longitudinal reinforcing bars, one top and one bottom and not smaller
than No. 4 bars. Bottom reinforcement shall be located a minimum of 3 inches (76 mm)
clear from the bottom of the footing.
I.
Table R602.10.3(3) of the 2016 California Residential Code is hereby amended by replacing
footnote "e" to read as follows:
e. In Seismic Design Categories D
, D
, and D
, Method GB and CS-SFB are not permitted and the use of Method PCP is limited to one-story
single family dwellings and accessory structures.
J.
Section R602.10.4 of the 2016 California Residential Code is hereby amended by adding
a new subsection R602.10.4.4, to read as follows:
R602.10.4.4 Limits on methods GB and PCP.
In Seismic Design Categories D
, D
, and D
, Method GB is not permitted for use as intermittent braced wall panels, but gypsum
board is permitted to be installed when required by this Section to be placed on the
opposite side of the studs from other types of braced wall panel sheathing. In Seismic
Design Categories D
, D
, and D
, the use of Method PCP is limited to one-story single family dwellings and accessory
structures.
K.
Figures R602.10.8.2(1) of the California Residential Code are hereby amended by adding
the following notes to this figure:
The solid blocking must extend to roof sheathing and nailed to roof sheathing with
roof boundary nailing. The gap shown in the detail is not permitted in seismic zone
D
, D
and D
and the required ventilation may be provided by drilling equivalent opening at the
center of the solid blockings.
L.
Figures R602.10.8.2(3) of the California Residential Code are hereby amended by adding
the following notes to this figure:
The solid bracing must extend to roof sheathing and nailed to roof sheathing with
boundary nailing, the gap shown in the detail is not permitted in seismic zone D
, D
and D
and the required ventilation may be provided by providing equivalent opening at the
center of the bracings.
M.
Section R902.1 of the 2016 California Residential Code is hereby amended by adding
the following sentence:
Use of Wood roofing materials is prohibited except approved Class A or B fire-retardant-treated
wood roofing materials are permitted to effect repairs for roofs of similar existing
wood roofing material where such repairs do not exceed 25 percent of the existing
roof area within any given 12 month period.
N.
Chapter 17 of the California Building Code is hereby adopted in its entirety.
O.
Chapter 32 of the California Building Code is hereby adopted in its entirety.
P.
Chapter 33 of the California Building Code is hereby adopted in its entirety.
Q.
Appendix Chapters H- and K are hereby adopted in their entirety.
