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7. RECOMMENDED PLAN <br /> <br />TABLE 7.7-2 <br />Recommended Project Phasing Plan with Capital Cost Estimates <br />MWMC Facilities Plan, Eugene-Springfield <br /> <br /> Cost Estimates <br /> Phase Description ($) <br /> <br />South aeration basin Add step feed, anoxic selectors, and fine bubble diffusers. Remove $6,900,000 <br /> hydraulic restrictions in both south and north basins (effluent <br /> gates). Includes future primary effluent flow control gates for both <br /> north and south basins. <br /> <br />Ouffall mixing zone Update 1994 Mixing Zone Study to account for additional 100 mgd $150,000 <br />study (approximate) bankside outfall capacity and for changes to the <br /> Willamette River morphology that may have occurred since the last <br /> study was conducted <br /> <br />Temporary Modular space at WPCF for staff to manage construction of capital $100,000 <br />construction projects <br />management <br />facilities <br /> <br />Fiber Optic Widng Install wiring between BMF and WPCF $10,000 <br /> <br />Digester Digester mixing improvements for existing three digesters $2,000,000 <br />Improvements <br /> <br /> Phase 1 Subtotal $15,660,000 <br /> <br />Phase 2 <br />(2005/2006) <br /> <br />Secondary Clarifier Baffle, add inlet energy dissipation, change out flocculation well, Funded in <br />Enhancements - Part construct outboard launder, and retrofit suction header for existing FY2004/2005 <br />2 eight clarifiers; enhancement conducted in two parts, each part <br /> consisting of four clarifiers <br /> <br />River Avenue From existing MWMC FY 03/04 Budget - Regional Wastewater $330,000 <br />Improvements Program; assessment to MWMC from Eugene revised from $228K <br /> to $330K in February 2004 <br /> <br />Biocycle Farm - Part 130 acres - site preparation begins in 8/05; planting in 3/08 $300,000 <br />2 <br /> <br />GBT Building Add a third gravity belt thickener (GBT) with associated at grade $2,500,000 <br />Expansion (Waste building. Assumes additional basement floor space is not required. <br />Activated Sludge <br />Thickening) <br /> <br />Odorous Air Two 14-foot diameter, 30 foot tall bioscrubber tower for air $2,300,000 <br />Treatment collected from two primary clarifier center wells and launders and <br />Expansion - Part I new sludge building addition <br /> <br /> Biocycle Farm Four hose reels for Biocycle Farm $260,000 <br /> Distribution <br /> Equipment <br /> <br />WWFMP Update Evaluate recently collected collection system flow monitoring data, $250,000 <br /> update and run collection system model, and confirm (or revise) <br /> convey and treat approach <br /> <br /> MWMC_7.0_REV4.DOC 7-~15 <br /> <br /> <br />