Southbound I-5 exit to Port of Tacoma Road will close for maintenance from 10 p.m. Thursday, Oct. 15, until 1 a.m. Friday, Oct. 16.
Travelers will follow alternate routes during the closure, with signed detours available for the temporary disruption.
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WSDOT highway construction and road closures within 50 miles of Tacoma — 10/9/2026: 005 [3 mi from Tacoma]: From 10 p.m. Thursday, Oct. 15, until 1 a.m. Friday, Oct. 16, the southbound I-5 exit to Port of Tacoma Road will close for maintenance. Travelers will follow alternate routes during the closure. Effective: Oct 9, 2026, 3:15 PM Expected end: Oct 16, 2026, 10:00 PM 512 [7 mi from Tacoma]: Expect overnight ramp work on the SR 7 on-ramp to eastbound SR 512: -9 p.m. Sunday to 6 a.m. Monday -8 p.m. to 6 a.m., Monday through Wednesday -8:30 p.m. Thursday to 6 a.m. Friday -7:30 p.m. Friday to 9 a.m. Saturday -8:30 p.m. Saturday to 9:30 a.m. Sunday Read more about the improvements on the project webpage. Effective: Sep 15, 2026, 11:46 AM Expected end: Oct 30, 2026, 8:30 PM 005 [10 mi from Tacoma]: From 9 p.m. to 5 a.m. nightly Monday, Oct. 12, through Thursday morning, Oct. 15, the northbound I-5 on- and off-ramps at South 272nd Street will close for crack sealing and pavement repair. Signed detours will be available. Effective: Oct 9, 2026, 6:11 AM Expected end: Oct 15, 2026, 5:00 AM 599 [18 mi from Tacoma]: Northbound SR 599 will be reduced to one lane from 10 a.m. to 3 p.m. daily Tuesday and Wednesday, Oct. 13-14, from I-5 to South 133rd Street for maintenance. Effective: Oct 9, 2026, 12:55 PM Expected end: Oct 15, 2026, 3:00 PM 599 [18 mi from Tacoma]: The right lane of northbound SR 599 will close from 8 a.m. to 2:30 p.m. Saturday, Oct. 10, from north of Interurban Avenue South to south of Tukwila International Boulevard for maintenance. Effective: Oct 9, 2026, 12:53 PM Expected end: Oct 10, 2026, 2:30 PM 099 [18 mi from Tacoma]: The southbound SR 599/SR 99 direct acesss ramp to westbound international Boulevard will close from 8 a.m. to noon Friday, Oct. 16. People may detour to South 116th Way and proceed to International Bouelvard. Effective: Oct 9, 2026, 12:58 PM Expected end: Oct 16, 2026, 12:00 PM 167 [18 mi from Tacoma]: From 8 p.m. Wednesday, Oct. 14, through 4 a.m. Thursday, Oct. 15, two lanes of northbound SR 167 will close between Hardie Avenue SW and SR 99 for pavement repair. Delays are possible through the work zone. Effective: Oct 9, 2026, 10:57 AM Expected end: Oct 15, 2026, 4:00 AM 405 [20 mi from Tacoma]: The North Southport Drive on-ramp to southbound I-405 will be closed overnight from 10 p.m. – 7 a.m., starting the night of Friday, Oct. 9 to the morning of Saturday, Oct. 10. A signed detour will be in place. Effective: Oct 9, 2026, 12:00 AM Expected end: Oct 10, 2026, 7:00 AM
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