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H MWMC <br />New Structures <br />Q PretreatmentlHead Works Expansion and ©Primary Treatment Diversion <br />Grit Removal Q Secondary Clarifiers 9 and 10 - <br />0Preliminary Treatment Diversion Q Tertiary Filtration Pump Station/Tertiary _,--" <br />Pump Stations Filters/Equalization Basin - °' _ ` <br />-"...-~ Odorous AirTreatment Units 1 and 2 ©High Rate Disinfection Facility ~ _ L-~" '~ ~` ~ ~ ,i ~ <br />i _ _ ~, Aeration Basins <br />Q Gravity Belt Thickener Building Expansion Q Reuse and Future Secondary Effluent ~ ~', 1 <br />' ~ ,. <br />© fy 9 Y y ~~ i ~' Operations ~i ~I <br />Prima Slud e Gravit Thickeners UV Facillt g ~ ~ y __ <br />~ ~ Building ~. 1" ___. <br />Q Odorous Air Treatment Units 3-5 ©Effluent Blendin and Parallel <br />Q Digester Expansion/Improvements Outfall Structure ~ ,,,' ~ ~ ~, ~ ~ ~ ~l <br />Primary Clarifiers -,_" [ , <br />,_~ <br />~, r . <br />..- v <br />,.. <br />Le end / <br />~- <br />~', <br />Modify New Phase Year 2004 Project Costs ~ - ~ ~ 1 ~ '~"'":' <br />Existing Number Implemented (Millions) tI ~ ~ ~ ~ ~ r <br />_ ~, ~ ,( -. <br />-; ~ j _ t <br />1 2004.2007 $15.7 ~ '' <br />s 2 2005.2008 $13.9 ~ ~ ' ~ -~ ~~ ~ ~~~~~ ~ ~s <br />~~ Digesters ~ ~~ ~ "!i~ <br />3 2006.2008 $10.0 - ~ ~\ <br />r ~~ <br />4 2007.2010 $20.8 <br />( ~ _~~ <br />`; - Gravity Belt <br />5 2008-2010 $23.4 i- /` ~k ~ ~ :Thickener Facility <br />_'~~ 6 2009-2010 p..$$6.2 ~ a ~ - '~ <br />m a 7.13 2010-2020 $51.8 ~' Pretreatment Facility ~ I ~~ <br />- _ r <br />> Odor Control <br />Expanded odor control facilities are included in <br />the plan to accommodate future odor control needs <br />at the primary clarifiers, new pretreatment addition, <br />existing pretreatment facility, existing waste <br />activated sludge thickening facility, and the primary <br />sludge thickening facility Expanded facilities <br />include the following items: <br />-New 14-foot-diameter bioscrubber vessels (5 total) <br />- Bioscrubber secondary effluent pump station (2 total) <br />-Odor control covers at the primary clarifier effluent launders <br />-Odor control covers at the primary clarifier feedwells <br />-Odor control covers at the primarysludge thickening facility <br />-Odor control covers at the new screening channels <br />-Odor control hoods at the expanded screenings and <br />grit loadout facilities <br />~, __.- . <br /> <br />