Projects & Studies

an aerial image of a freeway ramp existing the Bay Bridge

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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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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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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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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Van Ness Improvement Project

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

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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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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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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.

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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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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.

Projects & Studies

Capital projects