Projects & Studies

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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San Francisco Transportation Plan

The San Francisco Transportation Plan is the citywide, long-range investment and policy blueprint for San Francisco’s multimodal transportation system.

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ConnectSF

ConnectSF is a multi-agency collaborative process to build an effective, equitable, and sustainable transportation system for San Francisco’s future.

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This study identifies a set of non-infrastructure strategies to reduce vehicle miles of travel in the district through partnerships between community organizations, developers, and emerging mobility service providers.

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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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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 freeway ramp intersection with cars, people walking, and people biking

SoMa Freeway Ramp Intersection Safety Studies

The Transportation Authority has been studying how to improve safety at 15 SoMa intersections where freeway on- and off-ramps meet city streets.

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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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Congestion Management Program

As San Francisco's Congestion Management Agency, we monitor activity on our city's transportation network and adopt plans for mitigating traffic congestion.

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A child getting into a Prius with help from a school aide

Child Transportation Study

Getting children to school and aftercare in San Francisco is often challenging, particularly for households with multiple children, each of whom may be bound for different destinations.

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A view of Cow Palace from the Geneva Ave/Schwerin intersection

Geneva-Harney Bus Rapid Transit Feasibility Study

The Geneva-Harney Bus Rapid Transit line is a proposed rapid transit service that will provide existing and future neighborhoods along the San Mateo-San Francisco County border with a rapid bus connection to regional transit service.

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San Francisco Parking Supply and Utilization Study

This study explored the effectiveness of parking-based approaches to manage traffic congestion in San Francisco.

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Bayview Hunters Point Mobility Study

This study focused on improving residents’ access to groceries, health appointments, after-school programs, and other important services.

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People eating on tables in parking spots in front of a cafe

Columbus Avenue Neighborhood Transportation Study

The objective of the Columbus Avenue Neighborhood Transportation Study was to identify changes to transportation infrastructure and policies that could enhance the livability and economic viability of the Columbus Avenue corridor.

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A view of a Caltrain vehicle crossing Jerrold Avenue

Quint-Jerrold Connector Road

The proposed Quint-Jerrold Connector Road will link Quint Street, just north of Oakdale Avenue, to Jerrold Avenue via a new road along the west side of the Caltrain tracks.