Geotechnical Engineering at Yosemite Slough RestorationGeolocation: 37.775, -122.4183

Terracon performed grading operations of approximately 265,800 cubic yards of soil to increase wetland area from nine to more than 20 acres at the Yosemite Slough Restoration in San Francisco. This included nesting islands, nursery acres for fish, interpretive trails and center, and 2.5 acres of recreation area. Terracon provided quality control services including inspection of cut and fill materials, wetland top soil and upland fill and cover. The team also conducted compaction testing to verify wetland soils met critical minimal and maximum density requirements and specifications.

San Francisco, CA


Associated Office

ConcordGeolocation: 38.0191, -122.0318
In addition to our core service lines of environmental, geotechnical, and materials, the Concord office is the “center of excellence” for providing aquatic design and swimming pool engineering services for public and privately funded projects throughout the United States. RI joined Terracon in December of 2014. RI has been a proven leader in aquatic design and engineering for more than 40 years, and has designed more than 600 commercial swimming facilities for numerous publicly funded and private entities. The combination of experience from these key acquisitions has…