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Levees, berms, flood walls and similar works are not considered flood proofing for the purpose <br /> of this subsection. <br /> 8. SUBDIVISION AND OTHER DEVELOPMENT REQUIREMENTS. The City <br /> Council shall take into account flood hazards, to the extent that they are known, in all official <br /> actions related to land management use and development. <br /> A. New subdivisions, manufactured home pazks, new development activities associated <br /> with annexation agreements, planned unit developments, and additions to manufactured home <br /> parks and subdivisions shall meet the damage prevention and building protection standards of <br /> Sections 6 and 7 of this chapter. Any proposal for such development shall include the following <br /> data: <br /> i. the base flood elevation and the boundary of the flood plain (where the base <br /> flood elevation is not available from an existing study, the applicant shall be responsible for <br /> calculating the base flood elevation); <br /> ii. the boundary of the floodway when applicable; and <br /> iii. a signed statement by a Registered Professional Engineer that the proposed <br /> plat or plan accounts for changes in the drainage of surface waters in accordance with the Plat <br /> Act (765 ILCS 205/2). <br /> B. Public health standards must be met for all flood plain development. In addition to <br /> the requirements of Sections 6 and 7,the following standards apply: <br /> i. No development in the flood plain shall include locating or storing chemicals, <br /> explosives, buoyant materials, flammable liquids, pollutants, or other hazardous or toxic <br /> materials below the flood protection elevation unless such materials are stored in a storage tank <br /> or flood proofed building constructed according to the requirements of Section 7 of this Chapter. <br />