Traffic incidents and road conditions on I-405 in Washington

Up to two lanes of southbound I-405 from I-90 (milepost 12) to 112th Avenue Southeast (milepost 9) including the eastbound I-90 to the southbound I-405 on-ramp will be closed nightly, from Monday, December 4 to the morning of Friday, December 8, 10:30 p.m. – 4:30 a.m.

Up to two lanes of southbound I-405 from 44th Street (milepost 7.25) to the Northeast 30th Street off-ramp (milepost 6.25) will be closed nightly from Monday, December 4 to the morning of Wednesday, December 6, 10:30 p.m. – 2 a.m.

The HOV lane of northbound I-405 from Coal Creek Parkway to I-90 will be closed nightly from Monday, December 4 to the morning of Friday, December 8, 9 p.m. – 5:30 a.m.

Up to two lanes of southbound I-405 from Northeast 44th Street (milepost 7.25) to the Northeast 30th Street off-ramp (milepost 6.25) will be closed nightly from Monday, December 4 to the morning of Thursday, December 7, 2 p.m. – 5 a.m.

The right lane of northbound I-405 including the auxiliary lane from SR 167 (milepost 2.20) to Southport Drive (milepost 5.55) will be closed nightly, from Monday, December 4 to the morning of Friday, December 8, 10:30 p.m. – 4:30 a.m.

Southbound I-405 in Renton will close nightly from 11 p.m. to 4:30 a.m. beginning Monday night, Dec. 4, through Friday morning Dec. 8, to install girders for the replacement Lind Avenue overpass.

Up to two lanes of southbound I-405 from Northeast 44th Street (milepost 6.27) to Southport Drive (milepost 4.09) will be closed nightly, from Monday, December 4 to the morning of Thursday, December 7, 10:30 p.m. – 4:30 a.m.

The right lane of northbound I-405 from the Southport on-ramp to the Northeast 30th off-ramp will be closed nightly from Monday, December 4 to the morning of Thursday, December 7, 9:15 p.m. – 4:30 a.m.

The northbound I-405 on-ramp from westbound Northeast 85th Street will be closed nightly from 11:00 p.m. Monday, Dec. 4 to 5:00 a.m. Friday, Dec. 8.

The southbound I-405 on-ramp from Coal Creek Parkway will be closed nightly, from Monday, December 4 to the morning of Saturday, December 9, 9 p.m. – 5 a.m. A signed detour will be in place.

The northbound I-405 off-ramp to NE 85th Street will be closed from Tuesday, December 5 to Wednesday, December 6, 12 a.m. – 2 p.m.

The southbound I-405 off-ramp to Northeast 44th Street will be closed nightly, from Monday, December 4 to the morning of Thursday, December 7, 9 p.m. – 5 a.m. A signed detour will be in place.

The northbound I-405 on-ramp from SR 515/Talbot Road South will be closed nightly, from Monday, December 4 to the morning of Friday, December 8, 10 p.m. – 4:30 a.m. A signed detour will be in place.

The southbound I-405 off-ramp to Coal Creek Parkway will be closed nightly, from Monday, December 4 to the morning of Saturday, December 9, 10:30 p.m. – 5 a.m. A signed detour will be in place.

The northbound I-405 off-ramp to Northeast 30th Street will be closed nightly, from Monday, December 4 to the morning of Thursday, December 7, 9 p.m. – 5 a.m. A signed detour will be in place.

The southbound I-405 off-ramp to Sunset Boulevard North (Exit 4) will be closed nightly, from Monday, December 4 to the morning of Friday, December 8, 10 p.m. – 5 a.m. A signed detour will be in place.

The northbound I-405 off-ramp to westbound SR 900/southbound SR 169 will be closed nightly, from Monday, December 4 to the morning of Friday, December 8, 11 p.m. – 4:30 a.m. A signed detour will be in place.

From 9 p.m. Wednesday, Dec. 6 to 5 a.m. Thursday, Dec. 7, crews will close the right lane of northbound Interstate 405 near Maple Valley Highway, milepost 4.