This project was completed to provide additional conveyance of wastewater to the CMSA treatment plant near the Richmond-San Rafael Bridge. This two phase project included approximately 2 miles of 36” sanitary sewer force main including a 430 linear foot boring of a 48” casing under Highway 101 in San Rafael. CSW|ST2 provided project surveying, design services and construction observation for the San Rafael Sanitation District. The project also included the relocation of various utilities and installation of the new 36” main through rock and bay mud environments.

North Francisco Boulevard Force Main – San Rafael, California