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3/9/2010 <br />Headworks -Existing Condition <br />o Constructed in 1939 <br />• Deteriorating concrete <br />• Old equipment <br />~;- <br />o Davis St. surcharge :~~ - <br />o Limited flow capacity <br />• Old and inefficient ~- <br />pumping system '~~`~ ~~- <br />Headworks <br />New Headworks, Influent Pump <br />Station and Grit Removal Facility <br />o New Screenings Removal Facility <br />• Remove rags to improve downstream <br />pumping efficiency and personnel safety <br />o New Grit Removal Basin (Bid Alternate) <br />• Extend life of mechanical equipment <br />o New Influent Pump Station <br />• Increase capacity and energy efficiency, <br />prevent system surcharge and potenti <br />sewer overflows during wet w <br />6 <br />