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IO.O-I , <br /> 3. Moment-1. Special moment-resisting frame <br /> resisting frame' (SMRF) . ~ <br />system a. Steel 8.5- 2.8 N.L. <br /> b. Concrete4 8.5 2.8 N.L. <br /> 2. Masonry moment-resisting wall frame 6.5 2.8 160 <br /> (MMRWF) <br /> 3. Intermediate mo,'nen~-..:.;~Jstinc~ .~-am~ <br /> (IMRF) <br /> a. Stee~ 4.5 2.8 35~ <br /> b. Concretes 5. 5 2. 8 3 <br /> 4.- Ordinary moment-resisting frame <br /> (OMRF) <br /> a. Steel6 3.5 2.8 .6 <br /> b. Concrete6 3.5 2.8 3 <br /> 5. Special truss moment frames of steel 6.5 2.8 240 <br /> (STMF) <br />4. Dual systems 1. Shear walls <br /> a. Concrete with SMRF 8.5 2.8 N.L. <br /> b. Concrete with steel OMRF (Not - <br /> Permitted) <br /> c. Concrete with concrete IMRF 6 6.5 2.8 .5 <br /> d. Masonry with SMRF 5.5 2.8 160 <br /> e. Masonry with steel OMRF (Not - <br /> Permitted) <br /> f. Masonry with concrete IMRF 3 4.2 2.8 3 <br /> g. Masonry with masonry MMRWF 6.0 2.8 160 <br /> 2. Steel EBF <br /> a. With steel SMR.F 8.5 2.8 N.L. <br /> b. With steel OMRF (Not Permitted) _ <br /> 3. Ordinary braced frames (Not <br /> Permitted) <br /> 4. Special concentrically braced frames <br /> a. Steel with steel SMRF 7.5 2.8 N.L. <br /> b. Steel with steel OMRF (Not <br /> Permitted) <br /> 5. Steel IMRF (Notpermitted~ <br />5. Cantilevered 1. Cantilevered column elements 2.2 2.0 357 <br />column <br />building systems <br />6. Shear wall- 1. Concrete8 5.5 2.8 160 <br />frame <br />interaction <br />systems <br />7. Undefined See Section 1629.6.7 and 1629.9.2 <br />systems <br />N.L.- no limit <br />I See Section 1630.4 for combination of structural systems. <br />2 Basic structural systems are defined in Section 1629.6. <br /> <br />Atty/Ord/Ord. 167 <br />102402 12 <br /> <br /> <br />