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rFEB 20 1980 Steto 01 Flon•ie DEPARTNIENT OF ENVIRONMENTAL REGULATION INTEROFFICE MEMORANDUM ST. JOHNS RIVER DISTRICT TO: . File t THROUGH: Walt Wheeler -,')I 1-W THROUGH: Wilbert Holliday FROM: Reese Kessler {` DATE: January 16, 1980 SUBJECT: Indian River County - D/F Paul T. Bakule File No. 31-25263-4E B/WQ Appraisal A. 80L7X 42 BALE 710 The applicant proposes to construct 160 feet of riprap seawall to 20 feet offshore of an existing eroding bluff. The seawall be 8 feet tc 10 feet offshore (maximum) of mean high water. Approximately 50 cubic yards of sand will be used as backfill. crass and mangroves are to be planted among the riprap. A dock is also proposed but is exempt from permitting. 5 feet will Cord - The project vicinity is on the barrier island side of the Indian River at a point opposite the south relief canal. This section of the Indian River is Class III Waters, includes the Intracoastal Waterway, and has sparse to moderate development. Estuarine wetlands of noticable size have been impounded for mosquito control. The remaining wetlands occur as fringes along the riverfront. Development practices have included the clearing of trees which often also means the removal or cutting of shoreline vegetation. The end result leaves the lot owner with the responsibility of preventing erosion and protecting upland property. Erosion control techniques vary but replanting of marine vegetation with sloping riprap has been shown to be the most cost effective and to be harmonious with the surrounding environment. This is most evident in the waterfront lots near the applicant's. M - Rev 7/76 For Routing To Dirtrict Offices And/Or To Other Than The Addressee To: Loctn.' To: Loctn.: , To: x, Loctn.: From: Date: ST. JOHNS RIVER DISTRICT TO: . File t THROUGH: Walt Wheeler -,')I 1-W THROUGH: Wilbert Holliday FROM: Reese Kessler {` DATE: January 16, 1980 SUBJECT: Indian River County - D/F Paul T. Bakule File No. 31-25263-4E B/WQ Appraisal A. 80L7X 42 BALE 710 The applicant proposes to construct 160 feet of riprap seawall to 20 feet offshore of an existing eroding bluff. The seawall be 8 feet tc 10 feet offshore (maximum) of mean high water. Approximately 50 cubic yards of sand will be used as backfill. crass and mangroves are to be planted among the riprap. A dock is also proposed but is exempt from permitting. 5 feet will Cord - The project vicinity is on the barrier island side of the Indian River at a point opposite the south relief canal. This section of the Indian River is Class III Waters, includes the Intracoastal Waterway, and has sparse to moderate development. Estuarine wetlands of noticable size have been impounded for mosquito control. The remaining wetlands occur as fringes along the riverfront. Development practices have included the clearing of trees which often also means the removal or cutting of shoreline vegetation. The end result leaves the lot owner with the responsibility of preventing erosion and protecting upland property. Erosion control techniques vary but replanting of marine vegetation with sloping riprap has been shown to be the most cost effective and to be harmonious with the surrounding environment. This is most evident in the waterfront lots near the applicant's. M - Rev 7/76