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"Section 9.50. Appendix Chapter 33 of the Building Code is hereby <br /> amended to insert the words `City Engineer' at all locations in this appendix <br /> chapter where the words `Building Official' are found." <br /> Section 9.51. Section 2602.5.3 of the Building Code is hereby amended <br /> to read as follows: <br /> "Section 2602.5.3 Roofing. Foam plastic insulation meeting the <br /> requirements of Sections 2602.2, 2602.3, and 2602.4 may be used as part of a <br /> roof-covering assembly; provided, that the assembly with the foam plastic <br /> insulation is a Class A or B roof-covering when tested in accordance with U.B.C. <br /> Standard No. 15-2. Foam plastic insulation which is a part of a Class A or B <br /> roof-covering assembly need not meet with requirements of Sections 2602.2, <br /> 2602.3, and 2602.4; provided, that the assembly with the foam plastic insulation <br /> satisfactorily passes the test for insulated roof decks. <br /> Any roof covering installed in accordance with this code and the <br /> manufacturer's instructions may be applied over foam plastic insulation when the <br /> foam is separated from the interior of the building by plywood sheathing not less <br /> than one-half inch (1/2") in thickness bonded with exterior glue, with edges <br /> supported by blocking, tongue-and-groove joints or other approved type of edge <br /> support, or an equivalent material. The thermal barrier requirement is waived. <br /> For all roof applications, the smoke-developed rating shall not be limited. <br /> ORD-001 10 <br /> FXS:rg <br /> 10/23/95 <br /> 11/13/95R <br />