It's been a busy 2013 construction season. Most big closures are done but drivers should still expect closures through the winter.
Stay on top of the latest traffic and closure information by downloading our mobile app.
Here's what's happening:
- I-5 Downtown Seattle: Thursday, Dec. 12 to the morning of Friday, Dec. 13 - All lanes of northbound mainline I-5 at the I-90 exit will close nightly for sign bridge work. One lane will close at 8 p.m., the second lane at 9 p.m., the third lane at 10 p.m., and the fourth lane at 10:30 p.m. with all lanes closed by 11 p.m. Drivers will be detoured to the collector distributor, which runs parallel to I-5. All lanes will re-open at 4:30 a.m.
- SR 99 Alaskan Way Viaduct: Friday, Dec. 13 – Monday, Dec. 16 – Both directions of SR 99 will be closed between Valley Street and the south end of the Battery Street Tunnel from 11 p.m. Friday to 5 a.m. Monday.
- **CANCELED**SR 522 near Monroe: Friday, Dec. 13 to the morning of Saturday, Dec. 14 - Both directions are tentatively scheduled to close from 10 p.m. Friday to 7 a.m. Saturday for a traffic shift.
Tools to help drivers plan and navigate closures and traffic: