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ORDINANCE NO. 2003- 006 other service facilities, including ductwork, that are designed atid/of laeatec elevated 0.5 feet or more above base flood elevation so as to prevent water from entering or accumulating within the components during conditions of flooding. 4. The community development department and the public works Department shall review subdivision proposals and other proposed new development, including manufactured home parks or subdivision, to determine whether such proposals will be reasonably safe from flooding. If a subdivision proposal or proposed new development is in a flood -prone area, any such proposals shall be reviewed to ensure that a. All such proposals are consistent with the need to minimize flood damage within the flood -prone area; b. All public utilities and facilities, such as sewer, gas, electrical, and water systems are located and constructed to minimize or eliminate flood damage, and; Adequate drainage is provided to reduce exposure to flood hazards; d. Sewage treatment and potable water supply systems must be designed and located to prevent inflow or contamination of surface waters up to the base flood elevations. Electrical and communications utilities must be designed to avoid flood damage up to the base flood elevation. Within flood -prone areas new and replacement water supply systems shall be designed to minimize or eliminate infiltration of flood waters into the systems. 6. Within flood -prone areas; a. New and replacement sanitary sewage systems are required to be designed to minimize or eliminate infiltration of flood waters into the systems and discharges from the systems into flood waters, and; b. On-site waste disposal systems are required to be located to avoid impairment to them or contamination from them during flooding. 7. All new subdivision proposals and other proposed developments (including proposals for manufactured home parks and subdivisions) greater than fifty (50) lots or five (5) acres, whichever is the lesser, shall include within such proposals base flood elevation data. 8. The community development and public works departments shall obtain, review, and reasonably utilize any base flood elevation and floodway data available from a federal, state, or other source, including data developed pursuant to subsection 930.07(2)(a)7. above, as criteria for requiring that new construction, substantial improvements, or other development in A Zones on the county's FIRM meet the 2 Coding: Words in stizike through are deletions from existing law. Words underlined are additions. \\Fileserver\Public\Community Development\Users\ROLAND\Miscellaneous\LDR\930.07 mech equip freeboard\930.07 LDR amd 011603.DOC