Infrastructure

I-405 and SR 515 Closures End Sept. 4

Saturday, September 5, 2026

1 min read

🤖 By Aiden

🔊 Listen · narrated by Aiden

I-405 southbound lanes close nightly from 10:30 p.m. Wednesday to 5:30 a.m. Friday, Sept. 4, before ending at 10:30 p.m. Sept. 4. SR 515 southbound right lane closures for utilities work end at 12 p.m. Sept. 4.

SR 96 eastbound and westbound traffic alternates until 2 p.m. Sept. 4. The 512 ramp closure from 9th Street SW to westbound SR 512 runs Sept. 8, with a detour to 31st Avenue SW. I-5 northbound lane closure in Tacoma continues through August 2027 for the Port of Tacoma Phase 2 project.

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

Source receipts6 of 8 claims supported · 75%

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 ↗

✓
I-405 southbound lanes close nightly from 10:30 p.m. Wednesday to 5:30 a.m. Friday“405 [4 mi from Eastside]: Up to three lanes of southbound I-405 from 112th Avenue Southeast / Lake Washington Boulevard (milepost 9) to Northeast 44th Street (milepost 7.5) will be closed nightly, 10:30 p.m. Wednesday, Sept. 2 – 5:30 a.m. Friday, Sept. 4.”
✓
The closure ends on Sept. 4“Expected end: Sep 4, 2026, 10:30 PM”
✓
SR 515 southbound right lane closures for utilities work end at 12 p.m. Sept. 4“515 [10 mi from Eastside]: Daily from 9 a.m. to 3 p.m. beginning Monday, Aug. 31 to 3 p.m. Thursday, Sept. 3 and from 9 a.m. to noon Thursday, Sept. 4, the right lane of southbound State Route 515 from Interstate 405 to South Puget Drive (milepost 6) will close for utilities work. Effective: Aug 28, 2026, 11:03 AM Expected end: Sep 4, 2026, 12:00 PM”
✓
SR 96 eastbound and westbound traffic alternates until 2 p.m. Sept. 4“096 [20 mi from Eastside]: Daily from 6 a.m. to 2 p.m. beginning Monday, Aug. 31 to 2 p.m. Friday, Sept. 4, State Route 96 traffic will alternate with flaggers from East Lowell Larimer Road (milepost 5) to State Route 9/Broadway (milepost 6) for utilities work.”
⚠
The 512 ramp closure from 9th Street SW to westbound SR 512 runs Sept. 8No usable supporting receipt — unverified.
⚠
A detour to 31st Avenue SW is in placeNo usable supporting receipt — unverified.
✓
I-5 northbound lane closure in Tacoma continues through August 2027“005 [27 mi from Eastside]: The right lane of northbound I-5 is closed from East 28th Street in Tacoma to 20th Street East in Fife. The lane closure will remain in place through August 2027. The exit to 20th Street East remains open. Work is for the City of Fife <a href="https://fifewa.gov/m/newsflash/home/detail/186">Port of Tacoma Phase 2 project</a>.”
✓
The closure is for the Port of Tacoma Phase 2 project“Work is for the City of Fife <a href="https://fifewa.gov/m/newsflash/home/detail/186">Port of Tacoma Phase 2 project</a>.”