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Ms. Katie Larsen <br />June 2, 2016 <br />Page 5 <br /> <br /> <br /> \\mspfsv02.lps.local\Studios\Active Projects\CLL16007 - Clearwater Creek Business Park in Lino Lakes MN\From Others <br />(Original Data)\20160602 Engineering Review Lino Lakes United Properties.docx <br />1. Please address how existing western ditch flows along Fairview Avenue extension will be <br />accommodated along proposed 21st Avenue. <br /> <br />FLOODPLAIN <br /> <br />Same comments as the site plan with the addition of: <br /> <br />2. The proposed crossing over Clearwater Creek will need to accommodate the future <br />sidewalk/trail extension. <br /> <br />3. The proposed crossing will require a No-Rise Certificate submitted to the City in order to <br />document no change to the floodplain elevations. <br /> <br />WETLANDS <br /> <br />Same comments as the site plan with the addition of: <br /> <br />1. 21st Avenue is proposed to be a temporary cul du sac ending at the south parking lot. The <br />roadway would be extended down to Cedar Street in the future. As part of the future road <br />extension RCWD is requiring a wetland sequencing plan for the roadway alignment all <br />the way to Cedar. The applicant is to work through the process with the RCWD. <br /> <br />ENVIRONMENTAL <br /> <br />1. No additional comments. <br /> <br />WATER SYSTEM <br /> <br />1. Water main needs to be shown in plan and profile views. <br /> <br />2. Additional gate valves required east of wet tap into existing 16-inch water main. Verify <br />gate valve location outside of curb and gutter. <br /> <br />3. Include note that all watermain including valves, fittings, hydrants, and appurtenances is <br />to be wrapped in polyethylene film. <br /> <br />4. Include note that all fittings shall be ductile iron Class 350 compact fusion-bonded epoxy <br />coated. <br /> <br />SANITARY SEWER SYSTEM <br /> <br />1. The City’s minimum sanitary sewer depth is 7.5 feet. The proposed gravity sanitary <br />sewer is 2.2 feet deep and needs to be reviewed by the applicant as soon as possible. <br /> <br />2. The forcemain shall connect into the gravity system. <br /> <br />3. Sanitary sewer needs to be shown in plan and profile views.