Sections:
23.07.010 Adoption.
23.07.020 Section R319.1 Site Address - Amended.
23.07.030 Section R319.2 Address Numbers - Multi-Tenant Buildings.
23.07.040 Section R319.3 Address Numbers - Rear Addressing - Added.
23.07.060 Section R313.1 Amended - Townhouse automatic fire sprinkler systems - Exception.
23.07.070 Section R313.2 Amended - One-and-two-family dwellings automatic fire sprinkler systems - Exception.
23.07.080 Sections R902.1, R902.1.1, R902.1.3 Amended - Roofing requirements.
23.07.100 Section R401.1.3 Seismic reinforcing on footing.
23.07.110 Section R602.10.2.1 and Table R602.10.1.2(2) add footnote.
23.07.010 ADOPTION. (a) The code published by the International Code Council entitled California Residential Code, 2010 Edition, as adopted and amended by the State of California, are hereinafter called "residential code," and are adopted as the rules, regulations and standards within this city as to all matters therein contained except that:
(1) Sections R105.2 Building items 1 - 10 are not adopted. Instead, chapter 23.06 (Administrative Code) applies to this chapter on permit exemption. Sections R109.1 - R109.1.6 are not adopted. Instead, Chapter 23.06 (Administrative Code) applies to the inspection.
(2) Certain sections of the Residential Code have heretofore been amended and may hereafter be amended. As amended, they are adopted;
(3) R403.1.3 Seismic reinforcing - Exception is not adopted;
(b) No section of the residential code shall impose a mandatory duty of enforcement on the city, or on any officer, official, agent, employee, board, council or commission thereof. Instead, if any section purports to impose a mandatory duty of enforcement, that section shall invest the city, and the appropriate officer, official, agent, employee, board, council, or commission with discretion to enforce the section, or not to enforce it.
(c) One copy of the Residential Code shall at all times be kept on file in the office of the city clerk. (Ord. 2010-16 § 2 (part), 2010).
23.07.020 SECTION R319.1 SITE ADDRESS. AMENDED.
R319.1 Address numbers. New and existing buildings shall have approved address numbers, building numbers or approved building identification placed in a position that is plainly legible and visible from the street or road fronting the property. These numbers shall contrast with their background. Address numbers shall be Arabic numerals or alphabet letters. Said numbers shall be either internally or externally illuminated in all new construction. Numbers shall be as follows:
(a) Minimum of one-half inch (1/2?) stroke by four inches (4?) high.
(b) When the structure is thirty-six (36) to fifty (50) feet from the street or fire department access a minimum of one-half inch (1/2?) stroke by six inches (6?) high is required.
(c) When the structure is more than fifty (50) feet from the street or fire apparatus access, a minimum of one inch (1”) stroke by nine inches (9?) high is required. (Ord. 2010-16 § 2 (part), 2010).
23.07.030 SECTION R319.2 ADDRESS NUMBERS - MULTI-TENANT BUILDINGS. ADDED. (Duplicate of SMMC 23.28.120)
R319.2 Multi -Tenant Buildings. Numbers or letters shall be designated on all occupancies within a building. Size shall be one-half inch (1/2?) stroke by four inches (4?) high and on a contrasting background. Directional address numbers or letters shall be provided. Said addresses or numbers shall be posted at a height no greater than 5 feet, 6 inches (5' 6?) above the finished floor and shall be either internally or externally illuminated in all new construction. (Ord. 2010-16 § 2 (part), 2010).
23.07.040 SECTION R319.3 ADDRESS NUMBERS - REAR ADDRESSING. ADDED. (Duplicate of SMMC 23.28.130)
R319.3 Rear Addressing. When required by the chief, approved numbers or addresses shall be placed on all new and existing buildings in such a position as to be plainly visible and legible from the fire apparatus road at the back of a property or where rear parking lots or alleys provide an acceptable vehicular access. Number stroke and size shall comply with R319.1. (Ord. 2010-16 § 2 (part), 2010).
23.07.060 SECTION R313.1 AMENDED - TOWNHOUSE AUTOMATIC FIRE SPRINKLER SYSTEMS - EXCEPTION.
Section R313.1 Exception is amended to read as follows:
Exception: An automatic residential sprinkler system shall not be required when any addition, alteration, repair or combination thereof is made to less than 50% of the existing floor area of the existing townhomes. For purposes of this section, an addition, alteration or repair is defined as any change to a building that requires a permit other than a mechanical, electrical or plumbing permit. (Ord. 2010-16 § 2 (part), 2010).
23.07.070 SECTION R313.2 AMENDED - ONE-AND-TWO-FAMILY DWELLINGS AUTOMATIC FIRE SPRINKLER SYSTEMS – EXCEPTION.
Section R313.2 Exception is amended to read as follows:
Exception: An automatic residential sprinkler system shall not be required when any addition, alteration, repair or combination thereof is made to less than 50% of the existing floor area of the existing one-and-two family dwellings. For purposes of this section, an addition, alteration or repair is defined as any change to a building that requires a permit other than a mechanical, electrical or plumbing permit. (Ord. 2010-16 § 2 (part), 2010).
23.07.080 SECTIONS R902.1, R902.1.1, R902.1.3 AMENDED - ROOFING REQUIREMENTS.
Section R902.1 Roofing covering materials. Roofs shall be covered with materials as set forth in Sections R904 and R905. A minimum Class A or B roofing shall be installed in areas designated by this section. Classes A or B roofing required by this section to be listed shall be tested in accordance with UL 790 or ASTM E 108.
Section R902.1.1 AMENDED--Roof coverings within very high fire hazard severity zone and the Western Hills Area.
R902.1.1 Roof coverings within very high fire severity zones and the Western Hills Area. The entire roof covering of every existing structure where more than 300 square feet of roof area is replaced within any one-year period, the entire roof covering of every new structure, and any roof covering applied in the alteration, repair or replacement of the roof of every existing structure shall be a fire-retardant roof covering that is at least Class A.
The roof covering on any structure within the boundaries of the Western Hills Area, as designated by the Fire Chief and shown on a map on file with the City Clerk and the Community Development Department, shall be Class A fire retardant roof.
Exception:
1. Detached patio covers, spa covers, gazebos, awning covers, and detached sheds, less than 120 square feet of roof area.
Section R902.1.3 AMENDED--Roof coverings within all other areas.
Section R902.1.3 Roof coverings within all other areas. The entire roof covering of every existing structure where more than 300 square feet of roof area is replaced within any one-year period, the entire roof covering of every new structure, and any roof covering applied in the alteration, repair or replacement of the roof of every existing structure, shall be a fire-retardant roof covering that is at least Class B. (Ord. 2010-16 § 2 (part), 2010).
23.07.100 SECTION R403.1.3 AMENDED-SEISMIC REINFORCING ON FOOTING. Section R403.1.3 is amended to read as follows:
R403.1.3 Seismic reinforcing. Concrete footings located in Seismic Design Categories D0, D1, D2, as established in Table R301.2 (1), shall have minimum reinforcement. Bottom reinforcement shall be located a minimum of 3 inches (76 mm) clear from the bottom of the footing.
In Seismic Design Categories D0, D1 and D2 where a construction joint is created between a concrete footing and a stem wall, a minimum of one No.4 bar shall be installed at not more than 4 feet (1219 mm) on center. The vertical bar shall extend to 3 inches (76mm) clear of the bottom of the footing, have a standard hook and extend a minimum of 14 inches (357 mm) into the stem wall.
In Seismic Design Categories D0, D1 and D2 where a grouted masonry stem wall is supported on a concrete footing and stem wall, a minimum of one No. 4 bar shall be installed at not more than 4 feet (1219mm) on center. The vertical bar shall extend to 3 inches (76 mm) clear of the bottom of the footing and have a standard hook.
In Seismic Design Categories D0, D1 and D2 masonry stem walls without solid grout and vertical reinforcing are not permitted. (Ord. 2010-16 § 2 (part), 2010).
23.07.110 SECTION R SECTION R602.10.2.1 AND TABLE R602.10.1.2(2) AMENDED. Prohibit the use of gypsum board and limit the use of Portland cement plaster as prescriptive wall bracing materials in Seismic Design Categories D0, D1 and D2.
(1) Add a new footnote “d” to the end of CRC Table R602.10.1.2(2), to read:
d. In Seismic Design Categories D0, D1, and D2, Method GB is not permitted and the use of Method PCP is limited to one-story single family dwellings and accessory structures.
(2) Add the “d” footnote notation in the title of Table R602.10.1.2(2) after the three footnotes currently shown, to read: TABLE R602.10.1.2(2)a,b,c,d
(3) Add a new subsection R602.10.2.1.1, to read:
R602.10.2.1.1 Limits on methods GB and PCP. In Seismic Design Categories D0, D1, and D2, 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 D0, D1, and D2, the use of Method PCP is limited to one-story single family dwellings and accessory structures. (Ord. 2010-16 § 2 (part), 2010).