Rainier Ave S and S Jackson St. Safety Enhancements

Updated: April 18, 2024

This project is complete!

The Rainier Ave S and S Jackson St. Safety Enhancements project was completed in April, 2024.

What’s happening now?

We are happy to share the completion of our Rainier Ave S and S Jackson St. Safety Enhancements project. Crews finished installing a protected left turn phase and other signal improvements.

The protected left-turn phase allows westbound turning vehicles to make a left turn at this intersection without conflicting with oncoming eastbound traffic. During this phase, indicated by a green left-turn arrow on the traffic signal, vehicles in the turning lane have the right-of-way while oncoming traffic is stopped by a red light. This improves the safety of left-turning vehicles by preventing collisions with vehicles coming from the opposite direction.

An image showing a protected left-turn phase traffic signal at  Rainier Ave S and S Jackson St  intersection

Caption: (left photo) protected left-turn phase; (right photo) protected left-turn phase from another angle.

Project Overview

The intersection of Rainier Ave S and S Jackson St. is a busy intersection located in the Jackson Place and Little Saigon neighborhoods. During peak periods, long queues develop westbound on S Jackson St. for left-turning vehicles to access southbound Rainier Ave S.

The westbound left turn movement is currently permissive and turning vehicles must negotiate with oncoming traffic.

The project will add a protected left turn phase and other signal improvements. Additional signs and markings may be considered during design to improve traffic flow and safety at the intersection. 

Design

Rainier Ave S and S Jackson St

Schedule

Timeline

Phase Timeline
Project Selection 2022
Design 2023
Construction 2024

Project Background

This is one of nine Neighborhood Street Fund projects requested by community and selected by the Levy to Move Seattle Oversight Committee. Neighborhood Street Fund is a city program, running on 3-year cycles, that enables neighbors to propose and help prioritize transportation-related projects that are then built by the Seattle Department of Transportation (SDOT). 

Questions?

If you have questions or need translated materials, please contact us at NSF@seattle.gov or 206-727-3581. Thank you.

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Transportation

Greg Spotts, Director
Address: 700 5th Ave, Suite 3800, Seattle, WA, 98104
Mailing Address: PO Box 34996, Seattle, WA, 98124-4996
Phone: (206) 684-7623
684-Road@seattle.gov

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The Seattle Department of Transportation (SDOT) is on a mission to deliver a transportation system that provides safe and affordable access to places and opportunities for everyone as we work to achieve our vision of Seattle as a thriving, equitable community powered by dependable transportation.