1986-089 - Laserfiche WebLink

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® e. I restoration of tidal exchange between marsh habitat and the Indian River Lagoon; II restoration of mosquito control functions and public health values; ® III restoration of water quality; IV development of adequate nursery habitat for fish; and V provision for adequate flushing. Excavation or fill proposals in non-exempt wetlands may also be permitted for golf_ course, development areas,_ and roadways provided that: �• - such non-exempt wetlands excavation and fill areas shall not exceed a cumulative total of twelve 12 acres for the entire project; any proposal to exceed the cumulative twelve (12) acre total shall • constitute a substantial deviation; mitigation at no less a rate than 1:1 in the form of the restoration and creation of other wetland areas shall be provided in return for approval of excavation and fill requests for development within the non-exempt wetlands. e) It shall provide no navigable connections to the Indian River Lagoon, other than that provided by the existing channel. Navigable access shall be prevented either by construction of: bridges or boardwalks across flushing connections that are structures that form low, effective barriers to navigation; the maximum distance between the bottom of such structures and ►nean low water levels shall be 24 inches. The maximum width of the connection shall be the minimum needed to provide an adequate flushing regime for the estuarine/waterway system. £) It shall provide for, and detail, all plans for construction and management of associated wetland habitats. g) As a minimum, the estuarine waterway and flushing channels shall include a fully vegetated littoral zone. As a minimum, 30 square feet of vegetated littoral zone shall be established per linear foot of estuarine waterway shoreline which occurs. The littoral zone shall consist entirely of native vegetation. h) The waterway system south of marina Basin 2 1 shall be designed for use by canoes and small non -motorized boats only. Signs prohibiting entrance of motorized boats shall be posted. i) All waterways, basins and the access channel to the Intracoastal Waterway shall be posted as a Manatee Area and Idle Speed Zone. The development plan which includes the vegetative mitigation plan, must be approved by Indian River County and Treasure Coast Regional Planning Council in consultation with U.S. Fish and Wildlife Service, Florida Game and Fresh Water Fish Commission, Florida Department of Natural Resources, and the Governor's Technical Subcommittee on Mana,2ed Salt Marshes. No site plan approval can be considered prior to the fulfill- ment of this condition. CODING: Words in $4t1A0V 00014 type are deletions from existing law; words underlined are additions.