Caltrans | SFGuide

Westbound I-80 Closes Through SoMa October 23 to 26 for Bayshore Viaduct Work

October 17, 2026 by Brian (Local SF Guide)

Elevated Central Freeway viaduct in SoMa, part of the Caltrans Central and Bayshore viaduct rehabilitation project behind the westbound I-80 closure - San Francisco

Caltrans will close all westbound I-80 lanes between 5th and 15th streets in San Francisco from October 23 to 26, 2026, for joint work on the Bayshore viaduct.