Construction Travel Impacts

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Current Closures

Local Street Closure: N Williams Avenue

Purpose: Northbound lane of N Williams Ave will be closed to vehicles for work on foundations for a new I-5 sign structure.
 
Where: Northbound lane on N Williams Ave between NE Oregon St and NE Wheeler Ave  
 
Closure Details: 
  • The closure will begin on Wednesday, June 17 at 10:00 P.M.
  • The closure will remain in place for 26 hours until Friday, June 19 at 12:00 A.M.  
Detours required: 
  • Vehicles will be required to detour. Detour routes will be clearly signed. 
  • Pedestrians and bicyclists will be able to pass through. 
  • TriMet buses using this section of N Williams Ave will be detoured around this closure and may use temporary stops. Contact TriMet at 503-238-Ride or visit their Alerts page for more information.

Graphic depicting N Williams Ave closure between NE Oregon St and NE Wheeler Ave. Icons indicate bicyclists will not need to detour.

Intermittent Overnight Closures: I-5 Southbound Right Lane

Purpose: The right lane of I-5 southbound will close overnight intermittently between the Moda Center and Morrison Bridge exit for upgrades to the bridge railing. 

Where: 

  • I-5 southbound right lane between Oregon Convention Center and Morrison Bridge

Closure Details:

  • Intermittent closures will take place between 10 p.m. to 5 a.m.  
  • I-5 southbound right lane between Moda Center and Morrison Bridge will be closed during weeknights in June. 

Detours Required: 

  • Travelers heading south on I-5 will be able to use the open lane. 

Local Street Closure: NE Lloyd Boulevard

Purpose: Both directions of NE Lloyd Boulevard will be closed to vehicles for I-5 repair work, earthquake readiness upgrades and foundation work. 

Where: NE Lloyd Boulevard between NE 1st Street and NE Oregon Street.  

Closure Details:

  • The closure will begin on Sunday, March 22 at 10:00 p.m. and continue for approximately 90 days.

Detours Required: 

  • Vehicles will be required to detour. Detour routes will be clearly signed.  
  • Access to the Oregon Convention Center along Lloyd Boulevard from the east and along NE 1st Avenue will be maintained.
  • Pedestrians and bicyclists will be able to pass through using the wide sidewalk along the southbound lane.  

Major Closures Coming Summer and Fall 2026

I-5 Northbound and Southbound Closure: July 11-12, 2026*

14-Hour Full Closure

Expect delays. Plan Ahead. *Dates subject to change.

  • All lanes of I-5 northbound and southbound will be closed overnight for up to 14 hours from 10 p.m. on Saturday, July 11 to noon on Sunday, July 12.*
  • The detour for I-5 travel in both directions will be I-405.
  • During the closure, crews will remove an existing sign structure and install a new sign structure (the “sign bridge”) near the Oregon Convention Center.

Exits that will be open and closed during this closure:

  • I-5 southbound to be closed beginning at Exit 302B to the Fremont Bridge and I-405
  • I-5 northbound to be closed beginning at Exit 300 to I-84 
  • I-405 is the detour route around the closure 
  • I-84 westbound will be routed to I-5 southbound. Drivers will detour onto I-405 to access I-5 northbound.  
  • Ramp to I-84 eastbound from I-5 northbound will remain open. Ramp from I-84 westbound to I-5 southbound to remain open. All lanes of I-5 southbound will be open beyond this point.  
  • Ramp from Broadway to I-5 northbound to remain open. All lanes of I-5 northbound will be open beyond this point. 

I-5 Southbound Closure Beginning September 11, 2026

24 hours, 7 days a week for up to 5 weeks

Plan ahead. Significant delays and unpredictable travel times are expected.

  • Crews will repair and reinforce weak areas, replace bridge joints, repave the surface and repaint lane lines on the highway.
  • Travel times may take two to three times longer than usual.
  • Congestion could back up across the Columbia River into Washington and onto local streets in the Portland area. 
  • The highway will reopen as soon as the work is complete. 

Drivers can expect:  

  • I-5 southbound to be closed between I-405 and I-84.
  • I-5 southbound travel to be detoured to I-405 southbound. Regional traffic to be directed to I-205.  
  • One lane to the Broadway/Weidler exit to remain open for local and event center access. 
  • On-ramps from Greeley, I-405 northbound/Fremont Bridge and the Moda Center to I-5 southbound to be closed.
  • I-5 southbound ramp to I-84 eastbound to be closed.
  • I-84 westbound to I-5 southbound to remain open. 
  • I-5 northbound to remain open.

Learn more by viewing our project fact sheets

Click here to view the I-5 Southbound Closure Fact Sheets available in English, Spanish, Chinese, Russian and Vietnamese

I-5 Southbound Closure Overview Fact Sheet

I-5 Southbound Closure Decision Fact Sheet

 

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