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X99 CBC Section 1905.1.7 amended —ACI 318 section 14.1.4. <br />Section 1905.1.7 is amended to read as follows: <br />1905.1.7 ACI 318, Section 14.1.4. Delete ACI 318, Section 14.1.4, and replace with the <br />following: <br />14.1.4 -Plain concrete in structures assigned to seismic design category C, D, E or F. <br />14.1.4.1- Structures assigned to Seismic Design Category C, D, E or F shall not have elements <br />of structural plain concrete, except as follows: <br />E�c�eptie^�Qet,�"ed ene—a+a� +,.,.,_f-�.,,��" ,�,�,ell;� fhreo �+.,,-�o� nr io�� .n <br />normi++or) +n ovnoorl +ho fnn+inn +hinLnocc <br />Intentionally left blankl <br />• � - - - - - - <br />.... <br />Isolated footings of plain concrete supporting pedestals or columns are permitted, <br />provided the projection of the footing beyond the face of the supported member does <br />not exceed the footing thickness. <br />c) Plain concrete footing supporting walls are permitted, provided the footings have at <br />least two continuous longitudinal reinforcing bars. Bars shall not be smaller than No. 4 <br />and shall have a total area of not less than 0.002 times the gross cross-sectional area <br />of the footing. A minimum of one bar shall be provided at the top and bottom of the <br />footing. Continuity of reinforcement shall be provided at corners and intersections. <br />Page 13 of 52 <br />