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1/18/2022. <br />Opinion- of Probable Cost <br />Connection to White Bear Twp. <br />^,k��.!;ki�r- :gk9; o{l•�t;,'S - v�7ke �'+{t:4'r'_ <br />rj•.ly <br />� _ <br />.\`1�^'lvi.>Se _ '�Ji� ::.ti,•%y _ _ '.-J.'. :itiir,l <br />.L• <br />'- ...V .- .iV,_..._. <br />New Watermafn <br />$5,050,113A0''::':'.:-i <br />Remove Existing Watermain <br />$129,918.00 <br />New:3ervlce:Llnesand Connections. <br />Hydrants and Gate Valve Assemblies <br />$578,000.00 <br />Pressure Booster Station <br />,;: ;;: • . i::::...::: $300,009.00.:. <br />New Interconnections and Metering Stations.(2) <br />$174,400.00 <br />Contingerieyi <br />25% $1;927,639.00 <br />' :..S.ubtotal <br />$9,138,195.04 <br />Engineering <br />20%" $1,827,639.00 <br />Total (Including Contingency and Engineering) ... <br />$10,965,834.00 <br />Note: E:thnated costs are Class 4 Feasibility Estcma;eS as deflned by AACE <br />cost estimate classification system, with an <br />f <br />exported accuracy Tango or -30% to + 50% based an protect deflnition (up to 15% complete design) level anatysls. <br />SEH.;:, <br />I.:.i,,+., . r.,,�.....,,, �..:t :,SI: :5•. <br />17 <br />Considerations <br />• Once purchased and. delivered into the Gem Lake system, <br />-maintaining water quality and adequate system <br />presi3ureslflow will be Gem Lake responsibility <br />• Key benefits of a single source for a city-wide water supply <br />system <br />— Ability to provide a looped watermain system. minimizing distribution <br />system piping dead ends. and associated potential for water'qualily <br />issues, as well irt.creas.ed flow capabilities during fire. emergencies <br />— Maintains similar water quality to.all customers <br />• Potential to provide eonnecfions to multiple neighboring <br />systems. <br />Possible, as long as service areas remain separate <br />— In previous studies; City also evaluated scenario based on three <br />potential water service areas.°each one being served by the nearest <br />surrounding cornrnunity's distribution system <br />SEH 2) <br />'18 <br />9 <br />