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& <br />E-* <br />k <br />December 14,1990Perm^^ Application Nn. 9Q.12<t <br />Applicant: Oair Rood <br />2215 Kenwood Way <br />Wayiata, MN 35391 <br />Qty of Orono, Sec. 17DD <br />Dredginff to create an open water pond in a wetland and fill and excavation in a <br />floodDlaln <br />Location <br />Purpose: <br />area. <br />Appllcahle Rulea: Rule C - Floodplain / Iteration <br />Rule D • Wetland Alt ration <br />Rule E > Dredging <br />F.«hlhit« R^vipwed! <br />1. <br />2. <br />3. <br />Pennit Applicatkm 90-126 leceiv^ October 8,1990. <br />Gndiiu plu received October 8,1990. <br />Letter from d>e District to the aptdicant dated Oaober 22, <br />4. <br />5. <br />6. <br />District to the api^icant dated Oaober 22,1990 informing him of the Board <br />action on October 18.1990. <br />Revised site plan received December 10,1990. <br />Hydrolocic calnilations received December 10,1990. <br />subwatershed received December 10.1990. <br />Staff Review Sumipanr! <br />The pntject involves dredging to renaove 2,774 cubic yards of material from a wetland to provide <br />i 5 feet dc^ with 4:1 side slopes. The project is located north of the <br />inienecdon of Navane L <br />Qtystal Bay, Lake Mini <br />Mjes. <br />and Hillside Place in the City of Orono. The wetland is oonnected to <br />ka by a culvert with an inven elevation of 927.93. Therefore, this <br />watlind acts u pan of the flood|)lain for Lake Minnetonka. Spoil is to be placed adjacent to the <br />pond at a slope of approodnuudy 3.5:1. HU is to be placed within the wetland along the east edge. <br />Excavatioo is lo be provided along the west edn to compensate for storage capacity loss within thei <br />same'elevaiiooasthefilL <br />TUs project was reviewed and tabled at the regularly scheduled October meeting of the Board of <br />Manafars. The Orono Plaruiiju Commisuon has tabled this project. The next Planning <br />Comimssioo meedag is January ZZ, 1991. District rules specify that the Managers wiU review <br />M^icariona fcrpannus involving land development only afW the mlscant demonstrates that the <br />plan has received preliminary a^novd from the municipality indicating compUance with the <br />municipal plans. <br />1. Stafafrtorage relationship for the wetland for both existing and proposed conditions <br />bei^adnf at the runout elevation Lake Minnetonka of 928.6 providing no net decrease in <br />stcnnwaiar storage CMMdty at various stues. <br />2. Revised plaa providmi^ maximum rooU dUposal slopes of 4:1 and revised sUt fence <br />meurdinrtlllminn daiml providing wire mesh reinforcing for the silt fence and posts spaced . i <br />nmaar 4 frat apart <br />1. Review aid ipproval by the Qty of Orono. <br />^ a <br />BmrUw Rtatua hv Other Gnvartim«itai Unlta: <br />Qty of Orono la cmently leviewing this prcdecL <br />8 of 19