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<br /> S~ .nt 12/17/87 (#06) <br /> SWC:nt 12/22/87R <br /> like material, except where otherwise approved by the <br /> Administrative Authority. ' " <br /> "Section 9.86. Section 1l03(a) of the Plumbing Code is <br /> hereby amended to read as follows: <br /> "'Section 1103. (a) The building sewer, <br /> beginning two (2 ) feet ( . 6m) from any building or <br /> structure, shall be of such materials as may be <br /> approved by the Administrative Authority under the <br /> approval procedures set forth in Chapter 2 of this <br /> Code. Metallic piping shall not be used underground in <br /> those areas underlain by younger bay mud (see map <br /> published by Redwood City Building Division for <br /> approximate locations). '" <br /> "Section 9.87. Section 12l2(a) of the Plumbing Code is <br /> hereby amended to read as follows: <br /> "'Section 1212. (a) All pipe used for the <br /> installation, extension, alteration, or repair of any <br /> gas piping shall be standard weight wrought iron or <br /> steel (galvanized or black) , yellow brass (containing <br /> not more than seventy-five (75) percent copper) , or <br /> internally tinned or equivalently treated copper of <br /> iron pipe size. Approved PVC or PE pipe may be used in <br /> exterior buried piping systems. Metallic piping shall <br /> not be used underground in those areas underlain by <br /> younger bay mud (see map published by Redwood City <br /> Building Division for approximate locations).'" <br /> "Section 9.88. Section 1310{e) is hereby added to the <br /> 15 <br /> - ".," -_.- <br />