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Chapter 11 ` body of water.redged spoils in areas described as per beauty, to conserve inland wetland areas occurring (a)through(d)above. throughout the unincorporated areas of Dane (4) Permit conditions: County, and to control building and development in In considering a special exception permit the board wetlands whenever possible. When development is of adjustment shall evaluate the effect of the proposal permitted in a wetland, the development should " 1 as to possible water pollution, including erosion and occur in a manner consistent with state and federal sedimentation, harmful changes to fish life or law that minimizes adverse impacts upon the aquatic plants, maintenance of safe and healthful wetland. conditions: (2) Designation: 1 (a)In granting a special exception permit, the (a) The shoreland-wetland district shall - board of adjustment shall attach the following include all shorelands which are designated as conditions where appropriate: wetlands of two acres or more in area on the 1. The smallest amount of bare ground shall be Wisconsin Wetland Inventory Maps of 1986 (or exposed for as short a time as feasible. subsequent appropriate year) applicable to Dane 2. Temporary ground cover (such as mulch) County. shall be used and permanent cover (seeding or sod) (b)The inland-wetland district shall include shall be planted. all non-shoreland wetlands, as shown on the 3. Diversion, silting basin, terraces and other Wisconsin Wetland Inventory Maps, which are two methods shall be used to trap sediment. acres or more in area and located in the 4. Lagooning shall be conducted in such a unincorporated territory of Dane County. manner as to avoid creation of fish trap conditions. (c)The Wisconsin Wetland Inventory Maps 5. Fill shall be stabilized according to accepted are incorporated herein by reference and are on file engineering standards. in the office of the Dane County Zoning 6. Fill shall not restrict a floodway or destroy the Administrator. Wetlands that extend across the storage capacity of a flood plain. corporate limits of an adjacent municipality or across 7. Sides of a channel or artificial water course the shoreland boundary shall be included in the shall be stabilized to prevent slumping. appropriate wetland district if the total contiguous 8. Sides of channels or artificial watercourses wetland area is two acres or more in area. shall be constructed with slopes (side) of 2 units (4) Discrepancies: When an apparent discrepancy I' horizontal distance to one unit vertical or flatter, exists between the shoreland-wetland district shown unless bulkheads or rip-rapping are provided. on the official wetlands inventory maps and actual 9. Other specifications found in the USDA—SCS field conditions at the time the maps were adopted, Technical Guide may be required by the board of involving an area of five acres or more in size, the adjustment. zoning administrator shall contact the appropriate (5) Department of Natural Resources field office of the Department to determine if the (a) Written notice shall be given to the shoreland-wetland district as mapped is in error. If appropriate district office of the department of the department staff concur with the zoning natural resources at least 10 days prior to hearing on administrator that a particular area of five acres or proposed shoreland variances, special exceptions more in size was incorrectly mapped as a wetland, (conditional uses), appeals for map or text the zoning administrator shall have the authority to interpretations, and map or text amendments. immediately grant or deny a land use permit in (b) Copies of decisions on shoreland accordance with the regulations applicable to the - variances, special exceptions (conditional uses), correct zoning district. , appeals for map or text interpretations, and map or (5) In order to correct wetland mapping errors text amendments shall be submitted to the shown on the official zoning map, the zoning appropriate district office of the department of administrator shall initiate a shoreland-wetland or natural resources within 10 days after they are inland-wetland map amendment within a reasonable granted or denied. period of time. [History: (2) am., (3) renum. as (4) and (5) and (3) 11.06 SHORELAND-WETLAND AND recreated, OA 16, 1991-92, pub. 02/18/92; (1), (2), INLAND-WETLAND DISTRICTS. (3), (4)and (5) am., Sub. 2 to OA 21, 1993-94, pub. (1) Purpose: This ordinance is adopted to maintain 09/30/94; (3) rep., Sub. 2 to OA 47, 1993-94, pub. safe and healthful conditions, to prevent water 03/22/95.] pollution, to protect fish spawning grounds and wildlife habitat, to preserve shore cover and natural Page 56