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Projects & Studies

We plan, fund, and deliver projects large and small across the city.

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Capital projects

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280

I-280 Ocean Ave Off-Ramp Project

The project will improve pedestrian and bicyclist safety at the Ocean Avenue Off-Ramp intersection by realigning the free-flow right turn off-ramp into a T-intersection and install a traffic signal.
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The Geary Boulevard underpass at Fillmore Street, seen looking east toward Downtown San Francisco.

Geary-Fillmore Underpass Community Planning Study

The project will develop transportation and land use concept designs that rethink the urban renewal-era Geary Expressway and advance a high-quality multimodal, mixed-use transit-oriented area to connect the Japantown and Fillmore/Western Addition neighborhoods and promote community livability.
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An aerial view of the completed Southgate Road project on Yerba Buena Island. The west span of the Bay Bridge and San Francisco skyline stand in the background.

Yerba Buena Island / I-80 Southgate Road and Interchange Project

The project reconstructed the I-80 eastbound off-ramp to Yerba Buena Island. The project features an innovative design that enhances safety and circulation. The project was completed in 2023 and reopened to traffic.
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Rendered image of an island with buildings and a port in the nearby lagoon. There is a ferry pulling up to a dock in the foreground.

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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People exiting a Caltrain vehicle

The Portal

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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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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A view of the Salesforce Transit Center, a red transit-only lane, and a bus

Salesforce Transit Center

The Salesforce Transit Center is San Francisco’s regional transit hub.
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Rendering of the newWest Side Bridges, connecting Treasure Island Road to Hillcrest Road and the Bay Bridge

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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Aerial view of Hillcrest Road Improvement Project including several surrounding projects.

Hillcrest Road Improvement Project

This project will upgrade the roadway to modern roadway and seismic standards and provide additional space for pedestrians and bicyclists.
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 Bicycle and pedestrian pathways along Hillcrest and Treasure Island Road

Yerba Buena Island Multi-Use Pathway Project

This project will provide protected bicycle and pedestrian pathways that run along Hillcrest Road and Treasure Island Road.
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Backlit photo of a construction worker stepping across a rebar cage.

Transportation Capital Projects Delivery Study

The San Francisco County Transportation Authority has released its “Transportation Capital Projects Delivery Study,” commissioned by Chair Rafael Mandelman and prior Vice-Chair Aaron Peskin to examine ways to improve delivery of large scale, complex transportation projects in San Francisco.
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Aerial view of Upper Market Street.

Upper Market Street Safety Improvements

Upper Market has complex, 6-way intersections and is on San Francisco’s Vision Zero High-Injury Network. Through the Upper Market Street Safety Project, SFMTA will install sidewalk and roadway improvements to make Upper Market safer and more comfortable for people walking, biking, driving, and accessing transit.
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Geary Bus Rapid

Geary Bus Rapid Transit

Geary Bus Rapid Transit will improve Geary Boulevard with much-needed safety improvements and faster, more reliable bus service for the tens of thousands of people who use the 38 Geary and 38R Geary Rapid bus routes every day. Project improvements include red bus-only lanes, signal priority for buses, and safety improvements such as sidewalk extensions and accessible curb ramps.
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A new Caltrain vehicle headed to San Francisco

Caltrain Modernization

The Caltrain Electrification project will bring fully electrified service to Caltrain.
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Caltrain train at a railroad crossing

Pennsylvania Avenue Extension

The Pennsylvania Avenue Extension project will support future uninterrupted passenger rail service through San Francisco.

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info@sfcta.org
415-522-4800

1455 Market Street, 22nd Floor
San Francisco, CA 94103
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