Projects & Studies

An L Taraval Muni vehicle at the West Portal station

Subway Vision

The Subway Vision explores the expansion of San Francisco's subway network.

Taxis, an Uber, other cars, and people walking in congested downtown San Francisco

Downtown Congestion Pricing

Congestion pricing would involve charging drivers a fee to drive in specific congested areas of downtown to keep traffic and transit moving.

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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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Vista Point

Vista Point is a scenic rest stop on Yerba Buena Island near the Bay Bridge east span bicycle/pedestrian path.

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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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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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Emerging Mobility Pilot Strategy

Public-private partnerships with emerging mobility companies may result in new opportunities to improve San Francisco’s transportation network.

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TNC vehicle on Market Street with transit and a bicyclist

The TNC Regulatory Landscape

This report provides an overview of existing state and local regulatory frameworks focusing on ride-hail companies, also known as TNCs.

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Cars headed toward San Francisco on the freeway

101/280 Carpool and Express Lane Project

Express and carpool lanes on the 101 and I-280 freeways could help move more people in fewer vehicles.

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People standing on a sidewalk with phones and a ride-hail vehicle dropping someone off

Emerging Mobility Evaluation Report

This report provides the first comprehensive look at the rapidly evolving emerging mobility sector in San Francisco.

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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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TNCs and Congestion

This report provides the first comprehensive analysis of how Transportation Network Companies Uber and Lyft collectively have affected roadway congestion in San Francisco.

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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.