Thurston County, Washington

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Thurston County Washington

Roadwork Project at Littlerock Rd SW set to begin

May 1, 2026
A map showing the detour at Case Rd SW and 93rd Ave SW around the intersection of Littlerock Rd SW and 113th Ave SW

CONTACT: Thurston County Public Works, (360) 867-2300 or TCPWProjects@co.thurston.wa.us 

Littlerock Rd SW & 113th Ave SW Bridge Replacement and Intersection Improvements

OLYMPIA, WA – Thurston County Public Works is notifying residents of the initiation of the Littlerock Rd SW & 113th Ave SW Bridge Replacement and Intersection Improvements Project.

This project will replace the bridge over Blooms Ditch, add a left‑turn pocket at 113th Ave SW, upgrade signage and markings, and install additional street lighting. Work is expected to begin Monday, May 4, 2026, starting with alternating one-way traffic with delays.

As part of this work, Littlerock Rd SW between 113th Ave SW and 110th Ave SW will be closed to through traffic starting Monday, June 15 until Saturday, October 3. Visit https://public-works-projects-thurston.hub.arcgis.com/pages/8479c8fe3c194ee49d1db135d4204822 to find a map of the detour route. Timelines are subject to change due to weather or other circumstances.

Funding for this project is largely provided by a federal Surface Transportation Block Grant. 

How to learn more about the project or to contact the County about it

Thurston County Public Works 
Phone: 360-867-2300 
Email: TCPWProjects@co.thurston.wa.us
Website: www.thurstoncountywa.gov/departments/public-works

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