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4. The provisions in 9.6a of the American Institute of Steel Construction (AISC) <br /> Seismic Part I shall not apply, except for columns in one-story buildings or columns at <br /> the top story of multi-story buildings. <br /> <br /> 20.08.039 Section 1630.8.2.2 Detailing requirements in Seismic Zones 3 and 4 Items <br /> Nos. 5 and 6 Deleted - <br /> <br /> Section 1630.8.2.2 Items Nos. 5 and 6 of the Califomia Building Standards Code 1998 <br /> Edition (24 C.C.R.), and including by reference the Uniform Building Code, 1997 <br /> Edition, Parts 1, 2 and 3 are deleted. <br /> <br /> (20.08.040, no change) <br /> <br /> 20.08.042 Table 16N Item 3 #4a and footnote 9 amended - STRUCTURAL SYSTEMS <br /> <br /> Table 16N Item 3 #4a and footnote 9 of the Califomia Building Standards Code 1998 <br /> Edition (24 C.C.R.), and including by reference the Uniform Building Code, 1997 <br /> Edition, Parts 1, 2 and 3 is amended to read as follows: <br /> <br /> 2. Moment-resisting frame system <br /> <br /> 3. Ordinary moment-resisting frame (OMRF) <br /> <br /> a. Steel6 4 2.8 __9 <br /> <br /> 9. In Seismic Zone 4, steel OMF's are permitted as follows: <br /> a. Where the near source factor Na equals one, structures are permitted to a height of <br /> 35 ft.; or for single story buildings where the moment joints of field connection are <br /> constructed of bolted end plates snd the dead load of the roof does not exceed 15 psf, the <br /> height is permitted to be increased to 60 ft. <br /> <br /> b. Where the near source factor Na is greater than one, structures are permitted to a <br /> height of 35 ft. where the dead weight of the floors, walls and roof do not exceed 15 psf. <br /> <br /> 20.08.43 - Added - Section 421.1 #1 Appendix Chapter 4, Special Use and Occupancy, <br /> Division I - BARRIERS FOR SWIMMING POOLS, SPAS, AND HOT TUBS <br /> <br /> Section 421.1 #1 of the Califomia Building Standards Code 1998 Edition (24 C.C.R.), <br />and including by reference the Uniform Building Code, Appendix Chapter 4, Special Use and <br />Occupancy, Division I - BARRIERS FOR SWIMMING POOLS, SPAS AND HOT TUBS is <br />amended to read as follows: <br /> <br /> 1. The top of the barrier shall be at least 54 inches (1371 mm) above grade measured <br /> on the side of the barrier that faces away from the swimming pool. The maximum <br /> 10 <br /> <br /> <br />