Infrastructure

Highway Closures and Speed Changes on Olympic Peninsula Roads

Saturday, September 5, 2026

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State Route 525 will have alternating traffic with flaggers near Admiral Drive from July 13 through September 17 for utilities work.

US 101 Hoh River Bridge will close nightly from 10:30 p.m. to 5:30 a.m. starting September 14 through September 22 for emergency repairs, with work continuing until July 14, 2027.

SR 20 will maintain a 40 mph temporary speed limit near Campbell Lake Road through a six-month settlement period, with roundabout construction resuming in spring 2027. US 101 near Mansfield Road will have a reduced speed limit of 25 mph from milepost 189. 14 to 189. 55 through December 31, 2026, for a fish passage project.

📄 Source: WSDOT — Highway Construction & Closures — https://wsdot.wa.gov/travel/road-construction

Source receipts12 of 14 claims supported · 86%

Legacy automated check: the original source text was not preserved. These earlier verdicts have not passed the current publication checks and may contain errors. Source: original document ↗

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State Route 525 will have alternating traffic with flaggers near Admiral Drive“525 [38 mi from Olympic Peninsula]: Daily from 9 a.m. to 2:30 p.m. (excluding Friday, Saturday, Sunday) beginning Monday, July 13 until 2:30 p.m. Thursday, Sept. 17, State Route 525 traffic will alternate with flaggers near Admiral Drive (milepost 29) for utilities work.”
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The alternating traffic on State Route 525 will start on July 13“525 [38 mi from Olympic Peninsula]: Daily from 9 a.m. to 2:30 p.m. (excluding Friday, Saturday, Sunday) beginning Monday, July 13 until 2:30 p.m. Thursday, Sept. 17, State Route 525 traffic will alternate with flaggers near Admiral Drive (milepost 29) for utilities work.”
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The alternating traffic on State Route 520 will end on September 17No usable supporting receipt — unverified.
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US 101 Hoh River Bridge will close nightly from 10:30 p.m. to 5:30 a.m.“From Monday, Sept. 14 to Tuesday, Sept. 22, each night from 10:30 p.m. to 5:30 a.m., the US 101 Hoh River Bridge will close to all traffic for <a href="https://wsdot.wa.gov/construction-planning/search-projects/us-101-hoh-river-bridge-emergency-repair">emergency repairs</a>.”
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The closure of US 101 Hoh River Bridge will start on September 14“Travelers will need to prepare for overnight and around-the-clock closures at the US 101 Hoh River Bridge. From Monday, Sept. 14 to Tuesday, Sept. 22, each night from 10:30 p.m. to 5:30 a.m., the US 101 Hoh River Bridge will close to all traffic for emergency repairs.”
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The closure of US 101 Hoh River Bridge will end on September 22“From Monday, Sept. 14 to Tuesday, Sept. 22, each night from 10:30 p.m. to 5:30 a.m., the US 101 Hoh River Bridge will close to all traffic for <a href="https://wsdot.wa.gov/construction-planning/search-projects/us-101-hoh-river-bridge-emergency-repair">emergency repairs</a>.”
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The closure of US 101 Hoh River Bridge will continue until July 14, 2027“Expected end: Jul 14, 2027, 2:45 PM”
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SR 20 will maintain a 40 mph temporary speed limit near Campbell Lake Road“The temporary speed limit on eastbound and westbound SR 20 is 40 mph near Campbell Lake Road (mileposts 45.48 to 46.62) during a six-month settlement period.”
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The temporary speed limit on SR 20 will be in place through a six-month settlement period“The temporary speed limit on eastbound and westbound SR 20 is 40 mph near Campbell Lake Road (mileposts 45.48 to 46.62) during a six-month settlement period.”
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Roundabout construction on SR 20 will resume in spring 2027“Construction of a <a href="https://wsdot.wa.gov/construction-planning/search-projects/sr-20-campbell-lake-road-intersection-improvements">new roundabout</a> at the intersection will resume in spring 2027.”
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US 101 near Mansfield Road will have a reduced speed limit of 25 mph“Starting Wednesday, Sept. 9, the speed limit on US 101 near Mansfield Road will be temporarily reduced from 55 mph to 25 mph from milepost 189.14 to milepost 189.55. Temporary traffic lights will alternate traffic in a single lane around the clock through fall. Work is for a <a href="https://wsdot.wa.gov/construction-planning/search-projects/us-101-grader-unnamed-trib-pac-ocean-remove-fish-barriers-pdb1-2b">fish passage project</a>.”
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The reduced speed limit on US 101 near Mansfield Road will be from milepost 189.14 to 189.55“Starting Wednesday, Sept. 9, the speed limit on US 101 near Mansfield Road will be temporarily reduced from 55 mph to 25 mph from milepost 189.14 to milepost 189.55.”
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The reduced speed limit on US 101 near Mansfield Road will be in place through December 31, 2026“Effective: Mar 18, 2025, 2:47 PM Expected end: Dec 31, 2026, 6:00 PM”
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The reduced speed limit on US 101 near Mansfield Road is for a fish passage project“Starting Wednesday, Sept. 9, the speed limit on US 101 near Mansfield Road will be temporarily reduced from 55 mph to 25 mph from milepost 189.14 to milepost 189.55. Temporary traffic lights will alternate traffic in a single lane around the clock through fall. Work is for a <a href="https://wsdot.wa.gov/construction-planning/search-projects/us-101-grader-unnamed-trib-pac-ocean-remove-fish-barriers-pdb1-2b">fish passage project</a>.”