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<br />Comprehensive Sanitary Sewer Plan <br />City of Arden Hills, MN <br />WSB Project No. 3455-20 Page 18 <br />I/I Reduction <br />The City’s strategy for preventing excess I/I includes requiring all development to conform to <br />City standards. Arden Hills City Code prohibiting the discharge of stormwater to the sanitary <br />sewer system and requiring the disconnection of existing I/I sources is excerpted below. <br />Subd. 8 Prohibited Connections of Surface Water and Ground Water Discharge Facilities to the <br />City's Sanitary Sewer System. <br /> A. No person, owner, lessee or occupant of any parcel of land, building, or premises shall <br />discharge, or permit to be discharged, directly or indirectly, into the sanitary sewer system any <br />surface water or groundwater including water from roofs, yards, lawns, streets, alleys, <br />groundwater sump pumps, footing tile, or other natural precipitation. <br />… <br /> Subd. 10 Removal of Prohibited Connections; Surcharge; City Reimbursement. Any person, <br />owner, lessee or occupant, and any plumber or building contractor who has presently made or <br />permitted to be made, or shall make or permit to be made, any connection or installation in <br />violation of subdivision 8, shall immediately remove such connection or correct such an <br />installation. … <br />The City has several programs in place to both identify and reduce I/I and has completed <br />projects nearly every year since 2007 to that end. A summary of these I/I reduction projects and <br />their costs, as known, is given in Table 11. <br />Table 11. I/I Reduction Activities <br />Year Project Cost <br />(if known) <br />2008 <br />I/I Investigation, I/I Study by Bonestroo <br />Flow monitoring, smoke testing, televising, <br />lift station pump calibration <br />Manhole Rehabilitation Project <br />Sewer Lining Project <br />2009 <br />Sump pump inspections, manhole inspections, <br />televising <br />Manhole Rehabilitation Project <br />Sewer Lining Project $82,989.50 <br />2010 <br />Sump pump inspections, manhole inspections <br />Sewer Lining & Replacement Project <br />(chimney seals) $111,765.00 <br />2011 Sump pump inspections <br />Sewer Lining Project $399,444.50 <br />2012 Grant applications for 2013