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Resolution 78-15579 RESOLUTION NO 78-15579 A RESOLUTION APPROVING ISSUANCE OF PERMIT FOR SECOND PHASE OF DADE COUNTY BEACH EROSION CONTROL AND HURRICANE PROTECTION PROJECT. WHEREAS, the Metropolitan Dade County Department of Environmental Resources Management has applied to the State of Florida Department of Environmental Regulation for a permit for Phase 2 of the Beach Restoration Project, and WHEREAS; before approval can be given by the State of Florida for said permit, approval must be obtained from the City of Miami Beach pursuant to Section 253. 124, Florida Statutes, and WHEREAS, a Biological Survey Report prepared by the State of Florida, Department of Environmental Regulation is attached hereto and made a part hereof, the contents of which are familiar to the City Commission of the City of Miami Beach; NOW, THEREFORE, BE IT RESOLVED BY THE CITY COMMISSION OF THE CITY OF MIAMI BEACH, FLORIDA, that approval is hereby granted pursuant to Section 253. 124, Florida Statutes, for the Second Phase of the Dade County Beach Erosion Control and Hurricane Protection Project. PASSED and ADOPTED this 15th day of March , 1978 . Mayor Attest: City Clerk • OFFICE OF THE CITY ATTORNEY- 1700 CONVENTION CENTER DRIVE-MIAMI BEACH,FLORIDA 33139 1 :44 OF T4IEST /,1 1 . .ate 411*- STATE OF FLORIDA DEPA T ENT OF ENVIRONMENTAL REGULATION 2562 EXECUTIVE CENTER CIRCLE, EAST MONTGOMERY BUILDING TALLAHASSEE, FLORIDA 32301 REUBIN O'D.ASKEW JOSEPH W. LANDERS,JR. GOVERNOR • March 13, 1978 SECRETARY Miami Beach Board of City Commissioners c/o Frank Aymonin1, g. 1) Director of Public Utility )117 1700 Convention Center Drive aJ Miami Beach, Florida 33135 .!AR 2 4 1978 Gentlemen• PUBLIC Ul ILif lES t1tFAR1MENT • File No. 13-24-3760M, Dade County Metropolitan Dade County The Department of Environmental Regulation staff has performed a biological survey for the above project and offers the following comments to be considered by the Board of Commissioners as required by Section 253.124(3), Florida Statutes. The proposed project is Phase II of the Dade County Beach Erosion Control and Hurricane Protection project. Phase II is designed to restore a 8,700-ft long beach from 80th Street to 63rd Street in the City, of Miami Beach. Approximately 1,530,000 cubic yards of sand will be dredged from a 9,500-ft long by • 600 to 900-ft wide borrow site located 7,000 feet offshore. The borrow site is in 40 to 50 feet of water and has a sand bottom 10 to 12 feet thick. The restored beach will have deposited waterward and landward of the erosion control line 1,478,000 and 51,600 cubic yards of sand, respectfully. A hurricane surge protection barrier will also be created by the construction of a sand dune with a 20-ft wide crest elevation 11.5 feet mean low water. Uplands adjacent to the subject fill area now support heavy urban development. High-rise motels, hotels, condominiums and apartment complexes are common throughout the area with the exception of North Shore Park. Miami Beach is a barrier island composed of sand overlying a Key Largo limestone base. Historically the island's ocean shoreline receded and advanced at an almost equal rate. However, recent development activities (beach front bulkheads, pavement, groins, jetties and dredged inlets) have drastically disrupted the almost uniform southerly drift of sand. Because of this disruption in sand movement, rapid beach erosion has occurred causing the shoreline to ! cl s ti k 1, w Mr. Frank Aymonin s Page Two :`;14 4 2 t �9 . i: fiMarch 13, 1978 � LIC By_ �_ f y recede to the point that many beach front structures are now being undermined. An on-site inspection was conducted February 28, 1978, to determine the proximity and development of the coral reef indicated adjacent to the borrow site by the Corps of Engineers Environmental Impact Statement. However, due to poor visibility and the restriction imposed by the State for Scuba diving, site inspection was limited. Therefore, the following general comments, applicable to all beach renourishment projects, are offered. The environmental impact of this project will depend on the type and extent of development of the offshore commun- ities and their proximity to the dredge and fill areas. The proposed filling to establish additional emergent beach will remove an existing shallow water marine habitat; however, this habitat should be re-established waterward of its present position. Such areas commonly support a variety of vertebrates and invertebrates adapted to the dynamic sand/water interface. Dredging to obtain sand is expected to disrupt offshore irrfaunal communities which serve as a source of food for predatory vertebrates and macro- invertebrates. Disruption of marine communities in the dredge and fill areas will have immediate, although possibly temporary, adverse impact on biological resources. An additional adverse impact would result if the dredge came in contact with the reef outside the proposed dredge area. Siltation from dredging and filling operations has the potential for stressing or eliminating sessile or slow moving faunal populations outside the work areas. A long-term adverse environmental impact on the commercial and recreational biological resources of the area may result from the continuous disruption of the local sessile communities due to the on-going beach maintenance program. Pursuant to the requirements of Section 2.53.124(3), Florida Statutes, the preceding comments should be duly considered and read into the minutes of the meeting at which time a determination of local approval is made. To assist in evaluating the project a copy of the application and a set of project drawings are enclosed (Attachment I, II). A sample resolution (Attachment III) prepared by the department's legal staff is also enclosed. This document is provided to assist the Board of Commissioners in preparing a resolution that will meet the requirements of Section 253.124(3) , Florida Statutes. The Board of City Commissioners is not obligated to use this Mr. Frank Aymonin Page Three March. 13, 1978 format so long as the department is made aware that the requirements of the statute have been fulfilled. Sincerely, tit Thomas L. Hart, Ph.D. Environmental Specialist TLH/nb Standard Permitting Section cc: Allen Webb/DER/West Palm Beach Tony Clemente, DERM. Dr. John Hall , Corps of Engineers /071T1 MMMAR 20 ig8 PUBLIC U 3 dLi i to ucr1yf M E NT /� 11 6 ORI.r;INAL RESOLUTION NO. 78-15574' (Approving issuance of permit for 2nd phase of Dade County Beach Erosion Control and Hurricane Protection Project)