Thurston County construction and travel updates

Thurston County

  • Sign up for email updates for major roadwork on state highways in Thurston County. 


I-5 - SR 510 Interchange - Reconstruct Interchange
I-5 Region: Olympic County: Thurston Location: Milepost(s) 110 to 112.5
Contact: Doug Adamson, 360-357-2716
Description: Crews have upgraded the Marvin Road overpass into a diverging diamond interchange. Users of this interchange are strongly encouraged to sign up for email updates and see more at the project webpage.

Friday to Monday, Sept. 25-28 closure of the Marvin Road overpass is rescheduled to the first weekend in October.  

Each weeknight as early at 8 p.m. 

  • Travelers can expect occasional weeknight night single lane closures for both directions of I-5. 

9 p.m. Thursday, Oct. 1 to 5 a.m. the following day

  • Northbound I-5 exit to Marvin Road will close.
  • Northbound Marvin Road (SR 510) right turn onto Hogum Bay Road will close.

8 p.m. Friday, Oct. 2 to 5 a.m. Monday, Oct. 5.

  • Marvin Road overpass between Quinault Drive Northeast and Britton Parkway Northeast/Willamette Drive Northeast.
  • Marvin Road on-ramps to southbound I-5 and northbound I-5.
  • Northbound and southbound I-5 exits to Marvin Road.
  • Work and associated closures could be rescheduled due to weather. 

Highway: I-5 Region: Olympic County: Thurston Location: Milepost(s) 108.8 to 109.2
Contact: Jeff Hastings, 253-983-7550
Description: Northbound left lane closure for vegetation management. 
Work Schedule: 9 a.m. until 3 p.m. Sunday, Sept. 27

Highway: I-5 Region: Olympic County: Thurston Location: Milepost(s) 88.5 to 114
Contact: Jeff Hastings, 253-983-7550
Description: Shoulder closures in both directions for catch basin cleaning. 
Work Schedule:  8:30 a.m. until 3:30 p.m. Monday through Thursday, Sept. 28 to Thursday, Oct. 1. 

Highway: I-5 Region: Olympic County: Thurston Location: Milepost(s) 95.7 - 99.2
Contact: Jeff Hastings, 253-983-7550
Description:  Northbound left lane closure for crack sealing. 
Work Schedule: Monday 10 p.m. Sept. 28 until 4 a.m. the following day. 

Highway: I-5 Region: Olympic County: Thurston Location: Milepost(s) 105.3 - 105.6
Contact: Chris Ehresmann, 360-570-6749
Description: Northbound shoulder closure near exit 105 for utility work. 
Work Schedule:  9 a.m. until 3 p.m. Thursday and Friday, Oct. 1-2.

Highway: SR 8 Region: Olympic County: Thurston Location: Milepost(s) 18 to 19
Contact: Brent Schiller, 360-538-8530
Description: Single-lane closure in both directions for environmental monitoring. 
Work Schedule: 8 a.m. until 4 p.m. Wednesday through Friday, Oct. 7-9.

Highway: US 12 Region: Olympic County: Thurston Location: Milepost(s) 38.8
Contact: John Romero, 360-570-6750
Description: One-way alternating traffic for installation of lane markings. 
Work Schedule:  7 a.m. until 5 p.m. Monday through Friday, Sept. 21-25.

Highway: SR 507 Region: Olympic County: Thurston Location: Milepost(s) 11 to 11.2
Contact: Jeff Hastings, 253-983-7550
Description:  One-way alternating traffic for guardrail repair. 
Work Schedule: 8 a.m. until 3 p.m. Wednesday, Sept. 30.

Highway: SR 510 Region: Olympic County: Thurston Location: Milepost(s) 6.4 to 6.7
Contact: Jeff Hastings, 253-983-7550
Description: One-way alternating traffic for guardrail repair. 
Work Schedule:  9 a.m. until 2 p.m. Thursday, Oct. 1.