
Project Details
- Location
- Kiefer Landfill, Slough House, CA
- Contract Cost
- $1,136,061.95
- Date of Commencement
- October 2020
- Date of Completion
- December 2021
- Project Owner
- County of Sacramento – Department of Waste Management and Recycling
- Contract Number
- 4502


Project Description
TSI Engineering constructed a 250,000-gallon leachate storage tank and supporting infrastructure at the active Kiefer Landfill facility. The project expanded operational capacity and provided critical backup storage for the landfill’s leachate collection system.
Work was performed within an operating Class III landfill, requiring strict coordination with County operations, environmental compliance, and regulatory oversight.
Scope Highlights
- Excavation, grading, and subgrade preparation
- Construction of secondary containment berm
- Installation of bolted steel liquid storage tank
- Concrete foundations and structural components
- HDPE leachate piping and control system components
- Vertical inline sump and load out pumping systems
- Tanker fill boom and load out pad construction
- Berm slope stabilization and erosion control
- Asphalt paving and electrical site work
- Full SWPPP implementation and water pollution control
Performance
- Coordinated construction within an active landfill environment
- Maintained uninterrupted landfill operations
- Complied with Sacramento County Standard Construction Specification