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being proposed is a function that will be looked at by the WMO engineer. In regards to the <br />comments made regarding the water levels of the existing wetlands, the entire project is within <br />the same water subdistrict and all of the run-off will stay within the district. He does not <br />anticipate that there be will be an impact on the ground water levels. <br /> <br />Commissioner Johnson inquired in regards to the large drainage pond being proposed. <br /> <br />City Engineer Jankowski replied that the ponds will need to be constructed to NERP standards, <br />which at the water level there will be a 10 to 1 bench to prevent a steep slope. <br /> <br />Dave Putnam, Engineer, Midwest Land Surveyors, stated that the pond that is identified and <br />located in the proposed location because it is where it will function for the site. The location <br />suggested by residents for the pond would place the retention pond in a natural low area which is <br />a designated wetland and they are not allowed to pond in that area. <br /> <br />Commissioner Johnson inquired as to what could be done to minimize the impact on existing <br />neighbors. <br /> <br />Mr. Putnam replied that the pond would be designed with relatively flat slopes and will have a <br />normal water value in it. As they get to the water level, they flatten it out even further. The pond <br />will contain four to five feet of standing water in the deepest portion. <br /> <br />Commissioner Johnson inquired as to what could be done about aesthetics. <br /> <br />Mr. Putnam replied that they consider planting some type of ground coverage other than mowed <br />turf. He suggested that they could work with neighbors to see what desires are, but noted they' <br />will have to meet the watershed district requirements. <br /> <br />Resident inquired if the pond would be a stagnate pond. <br /> <br />Mr. Putnam replied that there will be circulation through the pond. <br /> <br />Chairperson Nixt stated that it seems prudent that since there are only four ponds for the <br />development that some investment in screening might be appropriate to break up the layout. <br /> <br />Commissioner Johnson recommended that <br />developer, engineer and property owners. <br />ordinance. <br /> <br />staff facilitate a discussion on this issue with the <br />He also inquired if there was any vegetation cover <br /> <br />Mr. Black replied that they have presented a tree preservation plan to City staff. He explained <br />that the trees on the southerly portion of the property, off of Fluorine Street, and the pathway and <br />some to the north of the property including the peninsula they will do on-site investigation to <br />preserve those trees and match the grading plan. On the upper portion there will be substantial <br />tree removal to accommodate townhomes and single-family homes. <br /> <br />Planning Commission/June 5, 2001 <br /> Page 16 of 28 <br /> <br /> <br />