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11/22/2010 9:20:09 AM
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11/22/2010 9:20:07 AM
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CM City Clerk-City Council
CM City Clerk-City Council - Document Type
Ordinance
Document Date (6)
11/15/2010
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3B Public Hearing 2010 1115
(Reference)
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\City Clerk\City Council\Agenda Packets\2010\Packet 2010 1115
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Table 2308.12.4 of the California Building Code 2010 Edition is amended as follows: <br /> TABLE 2308.12.4 <br /> WALL BRACING IN SEISMIC DESIGN CATEGORIES D AND E <br /> (Minimum Length of Wall Bracing per each 25 Linear Feet of Braced Wall Line) <br /> CONDITION SHEATHING Sps < 0.50 0.50 <_ S < 0.75 0.75 < Sps <1.00 Sos > 1.00 <br /> TYPE <br /> One Story S - 5 feet 4 inches 8 feet 0 inches 9 feet 4 inches 12 feet 0 inches <br /> For SI: 1 inch = 25.4 mm, 1 foot = 304.8 mm. <br /> Section 7 -5 -195: REPAIRS. Section 3405 is amended as follows <br /> 3405.2.3 Extent of Repair for Noncompliant Buildings of the California Building Code , 2010 <br /> Edition is amended as follows: <br /> 3405.2.3 Extent of repair for noncompliant buildings. If the evaluation does not establish <br /> compliance of the predamage building in accordance with Section 3405.2.1, then the building <br /> shall be rehabilitated to comply with applicable provisions of this code for Toad <br /> combinations, including wind or seismic loads. The wind loads for the repair shall be as <br /> required by the building code in effect at the time of original construction or as required by <br /> this code, whichever is greater. Earthquake loads for this rehabilitation design shall be those <br /> required for the design of the predamage building, but not less than 75 percent of the <br /> prescribed in Section 1613. New structural members and connections required by this <br /> rehabilitation design shall comply with the detailing provisions of this code for new buildings <br /> of similar structure, purpose and location. <br /> For the purposes of this chapter, the following repair requirements are hereby added as a new Subsection <br /> 3405.2.4 to Section 3405 Repairs in the 2010 San Leandro Building Code. <br /> 3405.2.4 Seismic Evaluation and Design Procedures for Repairs. The seismic evaluation and design <br /> shall be based on the procedures specified in the California Building Code, ASCE 31 Seismic Evaluation <br /> of Existing Buildings (for evaluation only) or ASCE 41 Seismic Rehabilitation of Existing Buildings. The <br /> procedures contained in Appendix A of the International Existing Building Code shall be permitted to be <br /> used as specified in Section 3405.5.1.1.3. <br /> 3405.2.4.1 Compliance with CBC level seismic forces. Where compliance with the seismic design <br /> provisions of the Califomia Building Code is required, the procedures shall be in accordance with <br /> one of the following: <br /> 1. One - hundred percent of the values in the California Building Code. Where the existing seismic <br /> force - resisting system is a type that can be designated as "Ordinary," the values of R, 0 and <br /> Cd used for analysis in accordance with Chapter 16 of the California Building Code shall be <br /> those specified for structural systems classified as "Ordinary" in accordance with Table 12.2 -1 <br /> ORDINANCE NO. 2010 -013 29 <br />
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