The southbound lanes of I-405 through Bellevue reopened early, in plenty of time for the Monday morning commute. 

Sound Transit closed the southbound lanes on Sunday to remove a temporary structure around the new light rail line in downtown Bellevue. 

The southbound lanes of 405 reopened just before 6:30 p.m. Sunday between Northeast 10th Street and Main Street. They were previously scheduled to be closed through 5 a.m. Monday. 

On Aug. 16-18, northbound I-405 between Northeast 10th Street and Main Street will be closed, along with several ramps. 

Drivers will be rerouted off 405 to Bellevue surface streets during the closures. 

I-405 closure
Southbound Interstate 405 between Northeast 10th Street and Main Street will be closed Aug. 9-11. Northbound I-405 between Main Street and Northeast 10th Street will be closed Aug. 16-18.
WSDOT

Here are specific details on which ramps and sections of roadway will be closed when, according to the Washington State Department of Transportation:

Friday, Aug. 16 at 10 p.m. to Saturday, Aug. 17 at 11:59 p.m.

  • The northbound I-405 off-ramp to Northeast 8th Street
  • The Northeast 4th Street on-ramp to northbound I-405

Saturday, Aug. 17 at 11:59 p.m. to Monday, Aug. 19 at 5 a.m.

  • Northbound I-405 between Main Street and Northeast 10th Street
  • The northbound I-405 HOV off-ramp and the southbound HOV on-ramp to and from Northeast 6th Street
  • The Northeast 4th Street on-ramp to northbound I-405

During the closure, drivers should plan for lengthy delays, including additional congestion on alternate routes like SR 520, I-90, and Bellevue surface streets.