2017-30 Amending City Code Chapter 67.1 Floodplain Protection Provisions

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ix. The structure shall be anchored to resist floatation and overturning; x. All flammable or toxic materials(gasoline,paint,insecticides,fertilizers,etc.) shall be stored above the flood protection elevation; and, xi. A licensed Illinois surveyor shall document the lowest floor elevation and the owner advised of the flood insurance implications. 7. SUBDIVISION REQUIREMENTS. The City Council shall take into account known hazards related to land use and development, with significant regard and understanding of the sensitive yet potentially destructive aspects associated with activities in areas prone to flooding. In recognition of the potential, the City Council shall take into account the following: A. New subdivisions, manufactured home parks, annexation agreements, planned developments, and additions to manufactured home parks and subdivisions shall meet the damage prevention and building protections standards contained in Sections 5 and 6 of this Ordinance. Proposals for such development shall include the following data; i. The base flood elevation and the boundary of the floodplain, where the base flood elevation is not available from an existing study, the applicant shall be responsible for calculating the base flood elevation; ii. The boundary of the floodway when applicable; and, iii. A signed statement by an Illinois Licensed Professional Engineer that the proposed plat and development plan accounts for changes in the drainage of surface waters in accordance with the Plat Act (765 ILCS 205/2). B. Streets,blocks lots,parks and other public grounds shall be located and laid out in such a manner as to preserve and utilize natural streams and channels. Floodplains within the proposed developments shall be reserved for activities such as parks,public grounds and other open space whenever possible. 8. PUBLIC HEALTH AND OTHER STANDARDS.