State Highway Construction 9/29 to 10/5

The following is a summary of road construction and maintenance scheduled on state highways around Mason County and adjacent areas from September 29, 2019 to October 5, 2019.


US 101 – Coffee Creek – Remove Fish Barrier
Highway: US 101 Region: Olympic County: Mason Location: Milepost(s) 346.8
Description: Crews are building a new alignment for Coffee Creek to remove fish barriers. As work progresses, the project will require a temporary traffic shift on Shelton-Matlock Road west of US 101 near the interchange. This project also will rebuild the southbound US 101 ramps to and from the Shelton-Matlock Road. 
Work Schedule: See below: 

6 a.m. to 8 p.m. each weekday 
Brief traffic stops and shoulder closures on Shelton-Matlock Road approaching US 101 interchange. No traffic effects for US 101.


Highway: SR 108 Region: Olympic County: Mason Location: Milepost(s) 7 to 10.9
Description: One-way alternating traffic for vegetation management.
Work Schedule: 8 a.m. to 4 p.m. Monday, Sept. 30 to Thursday, Oct. 3. 

Highway: SR 119 Region: Olympic County: Mason Location: Milepost(s) 7 to 10.9
Description: Shoulder closure in both directions or one-way alternating traffic for utility work.
Work Schedule: 8 a.m. to 4:30 p.m. each weekday through Wednesday, Oct. 2. 

Special Events 
 US 101 Region: Olympic County: Mason Location: Milepost(s) 343.8
Description: Slow moving traffic in both directions for Oysterfest. 
Work Schedule: 9 a.m. to 5 p.m. Saturday and Sunday, Oct. 5-6.

Highway: US 101 Region: Olympic County: Thurston Location: Milepost(s) 362
Description: Shoulder closure in both directions for guardrail repair. 
Work Schedule: 9 a.m. to 3 p.m. Tuesday, Oct. 1. 

SR 302 – E of Elgin Clifton Rd to SR 16 – Remove Fish Barriers, Paving and ADA Compliance
Highway: 302 Region: Olympic County: Pierce Location: Milepost(s) 10.8 to 16.9
Description: This project removes and replaces three outdated culverts under SR 302 with fish passable structures, repaves 8 miles of SR 302, and rebuilds sidewalks and ramps at the intersections of SR 302 and SR 302 (Spur) through SR 302 and 94th Avenue to comply with the Americans with Disability Act and improve access for all travelers. Drivers can expect up to three weekend closures of the SR 302 Purdy Spit for bridge deck repairs scheduled for summer 2020. The bridge deck work will take place day and night. A signed detour will be in place during construction. Paving and deck repairs will require warm, dry weather conditions. Paving operations will occur overnight, when traffic volumes are less.

Work Schedule: 

  • One-way alternating traffic controlled by flaggers from 9 p.m. to 5 a.m. Tuesday, Sept. 24 through Saturday, Sept. 28. 

Project webpage.

Highway: SR 302 Region: Olympic County: Pierce Location: Milepost(s) 13 to 15
Description: Asplundh tree experts working for Peninsula Light will be doing routine vegetation management beneath the existing power lines along SR 302. Alternating one-way traffic will be in place.
Work Schedule: Each day from 10 a.m. to 2 p.m. Aug. 21 – Oct. 4. 

Highway: SR 8 Region: Olympic County: Grays Harbor Location: Milepost(s) 1.8 – 2 
Description: Full closure of the Elma Safety Rest Area off eastbound SR 8 for routine vegetation management, facilities cleaning and preventative maintenance of the pumps. The nearest rest area is 30 miles east at Maytown along southbound I-5 in Thurston County. 
Work Schedule: 7 a.m. Wednesday, Oct. 9 through 4 p.m. Thursday, Oct. 10.