Projects & Studies

An aerial image of the bridges on Yerba Buena Island

West Side Bridges Retrofit

The West Side Bridges Retrofit will seismically retrofit eight existing bridge structures along Treasure Island Road to meet current seismic safety standards.

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Southgate Road Relocation

The Southgate Road Relocation will relocate Southgate Road, the critical local road connection between the I-80 westbound and eastbound on- and off-ramps.

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I-80 East Side Ramps Project

The new westbound I-80 on- and off-ramps that connect Yerba Buena Island and Treasure Island to the eastern span of the Bay Bridge are open.

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Salesforce Transit Center

The Salesforce Transit Center is San Francisco’s new regional transit hub.

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Caltrain Downtown Rail Extension

The Downtown Extension is a plan to extend Caltrain and future California High-Speed Rail service from 4th and King rail yard to the newly-constructed Salesforce Transit Center.

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Van Ness Improvement Project

The Van Ness Improvement Project is bringing San Francisco its first Bus Rapid Transit system.

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Geary Bus Rapid Transit will improve Geary Boulevard with much-needed safety improvements and faster, more reliable bus service for the 54,000 people who use the 38 Geary and 38R Geary Rapid bus routes every day.

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Central Subway

The Central Subway will extend the Muni T-Third line north from Fourth and King streets, traveling mostly underground to Chinatown.

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Better Market Street

The Better Market Street project will deliver transformative transportation, street, and safety improvements along 2.2 miles of Market Street between Octavia Boulevard and the Embarcadero.

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A new Caltrain vehicle headed to San Francisco

Caltrain Electrification

The Caltrain Electrification project will bring fully electrified service to Caltrain.

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Presidio Parkway

The Presidio Parkway serves as a regional gateway between the Golden Gate Bridge and the city of San Francisco.

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A rendering of the Treasure Island development

Treasure Island Transportation Program

The Treasure Island Transportation Program will address the island's growing transportation needs with a goal to have at least 50 percent of trips made by transit instead of private vehicles.

Projects & Studies

Capital projects