Laserfiche WebLink
River Park Fourth Addition <br /> July 26,2016 <br /> Page 3 <br /> 15. Detail the intension of the existing stormwater infrastructure north and west of CB 281. Remove, <br /> replace, or modify as needed to provide only needed functioning infrastructure at the end of this <br /> project. <br /> The existing catch basin,storm pipe and outlet control structure will be removed.Current stormwater design <br /> requirements do not allow the(re-)use of the exiting storm infrastructure. The OCS structure may be salvaged by <br /> the excavation contractor for future use offsite. <br /> 16. Standard Plates for pedestrian ramps shall be replaced with current MnDOT plates that meet ADA <br /> standards. Red truncated domes shall be used. <br /> Page 1 and 2 of MnDOT Standard Plan 5-297.25 Pedestrian Curb ramp Details have replaced the City of Elk River <br /> Ped.Ramp detail in the plan set. Red domes are noted below the detail. <br /> 17. All sidewalk shall be placed on a 4-inch aggregate base. <br /> The typical street section detail indicates a 4"aggregate base is required under all sidewalks. We have also added <br /> the same requirement in the Division —Site Work, 02520 Concrete Sidewalk and Driveway specification section <br /> 18. Standard details for sewer and water services should be modified to identify the curb stop and stubs <br /> being installed to the back side of the 10-foot front yard easement. <br /> Standard sewer and water service details have been modified to end construction at the front drainage and utility <br /> easement rather than at the right-of-way. <br /> 19. Engineering reserves the right to continue our review and provide additional comments as identified. <br /> Understood. <br /> 20. River Park Third Addition NPDES permit may need to include this development under `common <br /> development.' <br /> River Park Third Addition will be entered as `common development'when the online NPDES application for River <br /> Park Fourth and Miske Meadows application is submitted.Permit number pending. <br /> 21. Add pipe capacity and corresponding modeled cfs for all proposed stormwater pipe/routing. <br /> See attached Storm Sewer HydrFlow Summary Report. <br /> 22. A MIDS report is needed. <br /> The MIDS Report is contained in the Storm Water Report submitted on 07/26/2016 for both Miske Meadows and <br /> River Park Fourth. <br /> 12800 Whitewater Drive, 11 Minnetonka,MN 55343 1 763.476.6010 <br />