Third Street Grade Separation at BNSF Railroad

The City of Riverside is seeking a qualified contractor to design and construct a full grade‑separation at the Third Street crossing of the BNSF Railroad. The scope includes a quadruple‑track concrete bridge, retaining walls, extensive roadway work (excavation, new pavement, sidewalks, ramps, and curbs), utility relocation (including the Riverside Canal), storm‑drain infrastructure, a new pump station, a detention basin, traffic signal upgrades, landscaping, and demolition of two acquired parcels. The contract requires a Class “A” General Engineering California license, a 10 % bid bond, 100 % performance and payment bonds, and compliance with federal, state, and local regulations, including prevailing‑wage and environmental requirements. The project will be funded with federal aid and carries an estimated value of approximately $43 million, with a 400‑working‑day construction schedule. • Construct a 4‑track concrete bridge and associated sub‑structure over BNSF right‑of‑way. • Perform extensive roadway, utility relocation, storm‑drain, and site‑clearing work, including demolition of existing structures. • Meet stringent licensing, bonding, insurance, and prevailing‑wage obligations; mandatory pre‑bid conference on July 29, 2026.