
Fairfield Suisun Sewer District, Secondary Treatment Expansion
Wastewater Treatment



Contract Amount: $21,182,911
Project Completion: April 2009

Design Engineer:
Carollo Engineers, Inc.
2700 Ygnacio Valley Road, Suite 300
Walnut Creek, CA 94598
Engineer Contact:
James Wickstrom
Fairfield Suisun Sewer District, Secondary Treatment Expansion
Fairfield, California
This project increased the maximum wet-weather treatment capacity by 18 MGD to 54 MGD. The major components of new construction included two secondary clarifiers with RAS and WAS pump stations; conversion of the equalization clarifier to intermediate clarifier No. 3 with a new influent pump station; conversion of aerobic digesters to aeration basins No. 5 and No. 6; and structure modification and addition of new vertical turbine pumps to the filter feed pump station and utility outfall pump station.
Owner:
Fairfield Suisun Sewer District
1010 Chadbourne Road
Fairfield, CA 94534
Owner Contact:
Hamid Sarvi
W.M. Lyles Co. PM:
John Lunsford