New 40' Trolley Coaches in Service on 6 Parnassus Route

Photo: SFMTA Photography Department


The goal of the Frederick and Clayton Traffic Calming Project is to increase visibility of pedestrians and improve pedestrian safety on Frederick and Clayton streets. 

The SFMTA will Design and construct crosswalk upgrades at up to four intersections and up to ten speed humps/cushions on Frederick Street (Ashbury to Stanyan) and Clayton Street (Waller to Parnassus). 

Timeline and Status 

SFMTA will conduct public outreach from April to October 2019, complete design by December 2019, and complete construction by July 2020.

Cost and Funding 

This project is supported by the Transportation Authority's Neighborhood Program at the request of District 5 Supervisor and Transportation Authority Board Member Vallie Brown. 

Project/study Partners



Prop K transportation sales tax funding request (PDF)


Philip Louie, SFMTA: philip.louie@sfmta.com

Related programs


San Francisco has vowed to eliminate all traffic-related deaths by 2024 through education, enforcement, and road infrastructure redesign.

Our Neighborhood Program supports neighborhood-scale planning efforts and project implementation in each supervisorial district.