Project Details
- Location
- 1280 Scales Avenue Marysville, CA
- Contract Cost
- $5,446,698.80
- Date of Commencement
- December 10, 2021
- Date of Completion
- August 31, 2023
- Project Owner
- Yuba County, State of California
- Contract Number
- 2070013*00
- Type of Contract:
- Design Bid Build (DBB)
Project Description
TSI Engineering delivered construction of a new 8-million-gallon concrete-lined (approx. 4000 cy) Equalization (EQ) and Sludge Storage Basin at the Linda County Water District Wastewater Treatment Plant in Yuba County, CA.
The project expands wastewater storage capacity, enhances hydraulic control, and strengthens operational resilience at the treatment facility. The basin is bifurcated by a concrete berm and incorporates an integrated decant structure for controlled effluent management.
Scope Highlights
- Construction of new 8 mil gal concrete-linen EQ and sludge storage basin
- 4000+ CY concrete placement
- Relocation of existing earthen drainage basin
- Installation of 6″ digested sludge piping, 16″ decant piping, 18″ raw sewage piping and 4″ water piping
- Pipe penetration for future expansion
- Realigned gravel access road
- Site grading, drainage improvements, and paving
- Structural lagoon foundation and decant structure construction
- Compliance with City and District wastewater standards
Performance
- Integrated civil, structural, piping, and earthwork scopes under a single construction package
- Designed and executed for long-term wastewater capacity expansion
- Built within an active wastewater treatment facility environment




