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HomeMy WebLinkAbout~Master - Changes to Wet-Weather Flow Treatment and Methane Generator Projects RESOLUTION NO.01-163 RESOLUTION APPROVING CONCEPTUAL CHANGES TO THE WET-WEATHER-FLOW TREATMENT AND METHANE GENERATOR PROJECTS AND AUTHORIZING BUDGET CHANGES FOR THE CITY OF AMES,IOWA WHEREAS, the fiscal year 2000/01 Capital Improvements Plan (CIP) and budget for the Water Pollution Control Plat includes$110,000 for the Methane Generator Project and$600,000 for the Wet-Weather-Flow Treatment Project; and, WHEREAS,in addition,the fiscal year 2001/02 CIl'and budget includes$450,000 in the Wet-Weather-Flow Treatment Project for another equalization basin;and, WHEREAS,these Projects will provide additional components to protect portions of the WPC Plant headworks facilities in the event excessive flows similar to 1993 occurred; and, WHEREAS,preliminary report and design work was completed,but as yet,we have been unable to obtain an IDNR construction permit as the City has refused to provide unnecessary documentation that could cost$250,000 or more;and, WHEREAS,staffnow recommends modifying these Projects to maintenance-only work,which does not require IDNR approval and postponing the additional components until the future Plant Expansion Project is initiated in the next three to five years or dropped entirely;and, WHEREAS,staff is now proposing to rebuild three raw wastewater pumps that have lost capacity due to more than ten years of service,replace an existing manually cleaned bar screen with an automatically cleaned bar screen to reduce manpower requirements, and replace the variable-speed pump controllers with state-of-the-art variable-speed pump controllers; and, WHEREAS,the total estimated cost for this revised scope of work is now$325,000;and, WHEREAS, the Methane Generator Project is the third methane generator for the Plant facility, and is now economically viable because gas production has increased;and, WHEREAS,the cost of the third methane generator would be$525,000; and, WHEREAS, the two existing generators are no longer manufactured, and technological improvements now require extensive overhaul and upgrade of the control and instrumentation system in order to add the third unit; and, WHEREAS,existing heat exchangers,cooling system,and flow meters must be upgraded or replaced to ensure continuing operation. NOW,THEREFORE,BE IT RESOLVED by the City Council of the City of Ames,Iowa, that the conceptual changes to the Wet-Weather-Flow Treatment and Methane Generator Projects as herein described are hereby approved and the appropriate budget changes authorized. ADOPTED THIS 24th day of April,2001. C���?- us-a& , T Diane R.Voss,City Clerk Ted Tedesco,Mayor Introduced by: Wirth Seconded by: Cross Voting aye: Campbell,Cross,Goodhue,Hoffman,Quirmbach,Wirth Voting nay: None Absent: None Resolution declared adopted and signed by the Mayor this 24th day of April,2001.