Some of our past Dredging Jobs Job Name, Cubic Yards (approx.)Napa-Sonoma Wetlands Restoration 29,000Bel Marin Keys North Lagoon 133,000Castro Cove Remediation Dredging, Chevron Refinery, Richmond 88,000South Bay Wetlands Restoration Channel 11,000Oakland Middle Harbor Enhancement Area 600,000Stockton Sailing Club Marina 26,000