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Ord 2016-014
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Ord 2016-014
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7/18/2017 10:05:29 AM
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CM City Clerk-City Council
CM City Clerk-City Council - Document Type
Ordinance
Document Date (6)
12/5/2016
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PERM
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b. Where the first story is supported on a raised wood framed floor, the <br />interior braced wall panels are directly supported by either doubled joists, <br />continuous 4x blocking or minimum 4x floor beams. <br />Section 7-5-195: REPAIRS. Title 24, California Existing Building Code, Part 10, Section <br />404 is amended as follows <br />Sections 404.2.4 through 404.2.4.2 and Tables 404.2.4.1 and 404.2.4.2 are added as follows: <br />404.2.4 Seismic Evaluation and Design Procedures for Repairs. The seismic evaluation and <br />design shall be based on the procedures specified in the California Building Code, ASCE 31 <br />Seismic Evaluation of Existing Buildings (for evaluation only) or ASCE 41 Seismic <br />Rehabilitation of Existing Buildings. The procedures contained in Appendix A of the <br />International Existing Building Code shall be permitted to be used as specified in Section <br />3405.5.1.1.3. <br />404.2.4.1 Compliance with CBC level seismic forces. Where compliance with the seismic <br />design provisions of the California Building Code is required, the procedures shall be in <br />accordance with one of the following: <br />1. One -hundred percent of the values in the California Building Code. Where the existing <br />seismic force -resisting system is a type that can be designated as "Ordinary," the values of R, <br />S2o, and Cd used for analysis in accordance with Chapter 16 of the California Building Code <br />shall be those specified for structural systems classified as "Ordinary" in accordance with Table <br />12.2-1 of ASCE 7, unless it is demonstrated that the structural system will provide performance <br />equivalent to that of a "Detailed," "Intermediate" or "Special" system. <br />2. Compliance with ASCE 41 using both BSE -1 and BSE -2 earthquake hazard levels and <br />the corresponding performance levels in Table 404.2.4.1. <br />TABLE 404.2.4.1- Please see attachment A <br />PERFORMANCE CRITERIA FOR CBC LEVEL SEISMIC FORCES <br />404.2.4.2 Compliance with reduced CBC level seismic forces. Where seismic evaluation and <br />design is permitted to meet reduced California Building Code seismic force levels, the <br />procedures used shall be in accordance with one of the following: <br />1. The California Building Code using 75 percent of the prescribed forces. Values of R, 0", <br />and Cd used for analysis shall be as specified in Section 3405.2.4.1 Item 1. <br />2. Structures or portions of structures that comply with the requirements of the applicable <br />chapter in Appendix A of the International Existing Building Code as specified in Items 2.1 <br />through 2.5 below shall be deemed to comply with this section. <br />ORDINANCE NO. 2016-014 37 <br />
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