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RULE I <br />DRAINAGE SYSTEMS <br />1. POLICY. It is the policy of the Board of Managers to regulate <br />new construction, improvement or repair of public or private <br />drainage systems (open and tiled) for the following purposes: <br />(a) To preserve the capacities of drainage systems to <br />accommodate future needs. <br />(b) To improve water quality and prevent localized <br />flooding. <br />2. REGULATION. No drainage system may be constructed, improved <br />or repaired without first obtaining a permit from the District. <br />3. CRITERIA. A permit applicant for construction, improvement <br />or repair of a public or private drainage system must: <br />(a) Comply with all federal, state and District wetland <br />protection rules and regulations. <br />(b) Demonstrate that such activity will not adversely <br />impact down stream water quality or quantity. <br />(c) Provide stable channel and outfall. <br />(d) Demonstrate concurrence with regional pond or subdivision <br />drainage plans approved by the District, if applicable. <br />(e) Retain a hydrologic regime which complies with <br />District Wetland Alteration Rule F. <br />(f) If drainage system is proposed to outlet a <br />landlocked basin, provide sufficient dead storage volume <br />to retain back -to -back 100 -year, twenty- four -hour <br />rainfalls and runoff. <br />4. REQUIRED EXHIBITS. The following exhibits must accompany the <br />permit application. One set, full size; two sets, reduced to <br />maximum size of 11 "x17." <br />(a) Map showing location of project and tributary area. <br />(b) Existing and proposed cross sections and profile of <br />affected area. <br />(c) Description of bridges or culverts required. <br />(d) Narrative and calculations describing wetland <br />impacts and affects on water levels above and below the <br />project area. <br />30 <br />