Projects & Studies

Lake Merced Bikeway Feasibility Study

The SFMTA will study how to improve bike safety and access to and within Lake Merced Park.

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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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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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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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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Southgate Road Realignment

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

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TNCs Today

This report provides the first comprehensive estimates of Uber and Lyft activity in the city.

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A view of cars and people on the crooked section of Lombard street

Lombard Crooked Street

We continue to work with the governor’s office, Assemblymember Ting, and District 2 Supervisor Catherine Stefani to identify solutions to congestion in the area.

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Intersection of Page Street and Octavia Boulevard

The Transportation Authority is conducting the Octavia Improvements Study in close partnership with SFMTA to identify ways to improve safety and make it easier to travel on Octavia Boulevard leading to the Central Freeway.

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Passengers Loading and Unloading in Street on L Taraval Line

District 4 Mobility Study

The District 4 Mobility Study will explore ways to increase the use of non-automobile modes in the Outer Sunset and Parkside neighborhoods.

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Bayview Hunters Point Photo credit SFMTA

District 10 15-Third Street Bus Study

The District 10 15-Third Street Bus Study will evaluate re-establishing the 15 Third Street Muni bus route. Residents and community members in Dogpatch, Bayview, and Hunter’s Point have raised concerns about delays and reliability of T Third light rail service on Third Street and expressed desire to return bus service to the corridor.

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Buchanan Mall Bulb-outs

The Buchanan Mall Bulb-outs project will enhance safety and connectivity for people walking to the Buchanan mall and surrounding neighborhood by implementing improvements at two intersections, as evaluated and recommended in the Western Addition Community Based Transportation Plan. Improvements include sidewalk widening, new bulb-outs with ADA curb ramps, and utility and drainage relocation at the intersections of Buchanan Street and Golden Gate Avenue and Buchanan Street and Turk Street.

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Western Addition Community-Based Transportation Plan

The Western Addition Community-Based Transportation Plan brought local residents, community organizations and transportation agencies together to address the neighborhood’s transportation challenges.

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Overhead View of Stockton Street in Chinatown from Tunnel Portal

District 3 Pedestrian Safety Improvements

The SFMTA-led District 3 Pedestrian Safety Improvements project will focus on planning, design, and construction of pedestrian safety improvements on and near Kearny Street.

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Portsmouth Square Community Based Transportation Plan

This Community Based Transportation Plan for Portsmouth square will analyze the new park design and explore existing transportation and circulation around the park.