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Overall Project Schedule

Phase 1 (Construction in 2006-2007)

Phase 1 began construction in October, 2006 and will last through October, 2007. This phase includes the following:

• A new influent wastewater pump to be installed in Influent Pump Station No. 2.
• A new biofilter odor control system to serve Influent Pump Station Nos. 1 and 2.
• Replacing the two influent mechanically cleaned bar screens with completely new fine screen units, including a new screenings sluice. Demolition of the belt conveyor.
• Installation of new screenings processing equipment to wash, dewater, and compact the screenings.
• Construction of a new chemical storage and feed facility for enhancement of primary treatment performance.
• Renovation of the existing chlorine and sulfur dioxide storage and feed building.
• Installation of a new toxic gas scrubber for the chlorine and sulfur dioxide storage and feed building.

  Start date 10/20/2006
  Expected completion date 10/20/2007

Phase 2 (Construction in 2007-2008)

Phase 2 is scheduled to begin construction in August 2007 and last through August, 2008. This phase will include the refurbishment of Facultative Sludge Lagoon Pond 5, the construction of a new north access road, and the construction of a potable water tie-in to the City of Redding's water supply.

Phase 3 (Construction in 2007-2009)

Phase 3 is scheduled to begin construction in November 2007 and continue through November 2009. This phase will include the refurbishment of the existing dissolved air flotation thickener (DAFT); construction of a new DAFT; refurbishment of the existing secondary clarifier, construction of a new secondary clarifier, rehabilitation of the existing primary clarifiers, influent pump station number 1, the existing headworks, and aeration basin; and renovations to the existing filters.

Phase 4 (Construction in 2008-2009)

Phase 4 is scheduled to begin construction in June 2008 and continue through June 2009. Phase 4 will include the construction of a new outfall pipeline and building, and expansion of the existing diffuser.

Phase 5 (Construction in 2009-2010)

Phase 5 is scheduled to begin construction in July 2009 through July 2010. This phase will include the conversion of Pond 1 to two wet weather storage ponds, conversion of Pond 3 to lined facultative sludge lagoons, and conversion of Ponds 2 and 4 to drying beds.

Phase 6 (Construction in 2009-2011)

Phase 6 is scheduled to begin construction in July 2009 and be completed in July 2011. This phase includes the rehabilitation of the existing aeration basin, construction of a new blower building, and expansion of the chlorine system.
*A map for this phase is currently under revision and will be available as soon as possible.

Phase 7 (Construction in 2010-2012)

Phase 7 is scheduled to begin construction in October 2010 and continue through April 2012. This phase includes the construction of a new administration and lab building, and the rehabilitation of the non potable water.
*A map for this phase is currently under revision and will be available as soon as possible.