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Erosion Cor�trol: <br /> The District's�rosion Control rule�S trtggered for any project proposing dlsturbance in excess of 5,000 <br /> square feet or 50 cubic yards of cut or fill. 9ecause the project as proposed will disturb 26 acres,the <br /> District's Erosion Control ruEe is trlggered. Please suhmit the following information to fut('ill the criteria <br /> ofthe rule: <br /> 1. A dewatering plan for all areas of the project proposing dewatering for consiruction; <br /> 2. Submiss�on of an NPDES number; <br /> 3. The WCA Application noticsd by the City of Medina indicates permanent(mpact to Wet[and A. <br /> This impact is not shown on the currerrt site plans.Piease update Sheet 8 of the combined file to <br /> depict the extent of wetland impact. <br /> W�tland Protectlo�n• <br /> The D(strlct's Wetland Pratectian ruie is triggered forarry project t�at praposes dralntng,fllling,or <br /> excavating a wetland.Because the Project as proposed wifl be filling approximately 0.44�acre ofwetland <br /> on the property,the Distric�s rule is tNggered. Please submit the foliowing informatian to fulfil!the <br /> criteria ofthe rule: <br /> 1. Please update the site plan to show the ManagementType of each wetland and proposed buffer <br /> widths on slte. <br /> 2. deer HIII Raad Is proposed to cross Wetiand A and its buffers.Please demonstrate buffer <br /> averaging for area of wetland buit�er permanentfy impacted by Deer lilll Road. <br /> 3. The subrnitted grading pfarts show sllt fence and temporary disturbance located within the <br /> propvsed wetland buffers on slte.Please submit a planting and maintenanee pian€or these <br /> disturb�d buffer areas that meets the standards of 5ection 7(cj of the Distric�s Wet4and <br /> Pratectlon Rule. <br /> 4. Af(nanclalassuranceforbufFerdisturtsancew1116erequlredatarateof$5,000+$1,000/acre. <br /> The flnancial assurance shall be rnair�ta(ned urrtil the monkoring perlod has ended and the <br /> D1str{ct has approved the wetland replacement or�stablishment of the buffier. <br /> 5. In o�er to avdld locating wetlartd buffer witf�in the�iltration t�asins,buif�er averaging per <br /> Section 6(c)ofthe Dfstrict's Wetlar�d Protection rule should be ca[eulated and shown on the site <br /> plan. <br /> Addltional Comments: <br /> The District reviewed the Stormwater Management Plan submltted for revlew on March 4,2016 and has <br /> the following comrnents: <br /> 1. After review�ng the stornrwater pfan,there Is concern that the flltration practices proposed wt{I <br /> not draw down w'ithin 48 hours as required by the Minnesot�Pallutian Control Agency.Please <br /> provide the calculations used to show that these stormwater BMPs will draw down within 48 <br /> hours. <br /> 2. The Dlstric�s Stormwater Management rufe includes a provision that Ilmits impad ta <br /> downstream waterbodies. Piease pro�tlde calculationsthat demonstrate the sites stormwater <br /> managemerrt plan wifl meet Table 1 of the Stormwater Management Rule. <br /> 3. Some wetlar�d bu�fers and monurnenfis are located wlthin various fiftratian basins.Please <br /> demonstrate buffer averaging and update the plane so that ihe proposed buffers and signage <br /> avoid the planned filtration baslns. <br />