Northeast Industrial Phase 2 Sewer and Water Improvements
City of Tracy, California

West Yost provided predesign, and design services for the Northeast Industrial (NEI) Phase II sewer and water improvements project. The project included sewer main designs, a collection system pump station upgrade, and new water transmission mains.

The project included alignment evaluation and design of 14,700 feet of 12- and 18-inch diameter sewer mains, and upgrade of the 5.3 mgd McArthur Pump Station. The project also included about 11,400 feet of 18-inch diameter water transmission main in East Eleventh Street that connected to the existing NEI water storage reservoir on Chrisman Road to the South County Project 30-inch diameter water transmission main at the intersection of South Bird Road and Lovely Road. Improvements to the NEI water storage reservoir for the connection of the 18-inch diameter water main include installation of an altitude valve with bypass piping, flow measurement, and chlorine injection.