2002-056 Ordinance - Laserfiche WebLink

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C1TY OF NORTH OLMSTED ORDINANCE NU. 2002-56 BY: MAYOR NORMAN T. MUSIAL AN ORDINANCE AUTH4RIZING THE MAYOR TO RECEIVE PROPOSALS AND TO ENTER INTO AN AGREEMENT FOR DESIGNING INFLUENT CONTRUL GATES AT THE DOVER AND LEBERN PUMP STATIONS; AND DECLARING AN EMERGENCY. WHEREAS, The City owns and operates a sanitary sewer system (the "Nortb Olmsted 5anitary Sewer System") which includes a collection system, lift stations, a wastewater treatment plant and appurtenances, which system presetrtly has the capacity to collect and trea.t certain wastewater originating outside the City's corporate boundaries; and WHEREAS, the capacity of the sanitary sewer system entering the Daver and Lebern pump stations exceeds the pumping capacfty of the two stations; and WHEREAS, the Dover and Lebern pump stations have been documented as not being able to continuously operate at their maximum pumping capacity during large precipitation everns due to higher than normal wet well elevativns; and WHEREAS, the installation of influent control gates will allow the Dover and Lebern pump statians to cominuously operate at their maximum pumping capacity during atl large precipitation events; and WHEREAS, continuous operation of the Dover and Lebern pump stations at the'vr maximum pumping capacity during all large precipitation events would cause an overall lowering of water surface elevation in the sanitary sewer system during and after large precipitation events; WHEREAS, the 2002 Budget Authorization for the Sewer Revenue Fund included a Consultation Services Line Item amount of $35,000 for an hydraulic evaluation af the Dover and Lebern pump stations wet wells, an evaluation that would not need to be completed in 2002 after the design and instaltation of the influent control gates; and WHEREAS, the purchase and installarion of the influent control gate at the Lebern Pump Station would be completed in 2002 by the Wastewater Section following comptetion of the professional design services; and WHEREAS, the purchase and installation of the influent control gate at the Dover Pump Station would occur in 2003 fallowing completion of the influent control gate installation at the Lebern Pump Station; evaluatian of the operation of the Lebern tributary sanitary sewer system following the several uses of the influent control gate and the authorization of funds for purchase and installation of the influent cotrtrol gate at the Dover Pump Station.