Large pieces of debris from the crash fell down onto Southwest Harbor Drive below the on-ramp. No injuries were reported, authorities said.

All northbound lanes of Interstate 405 have been shut down after a crash involving a rolled-over semi-truck in Renton Tuesday morning.

Portland Fire and Rescue responded to the scene of a semi-truck rollover crash on the ramp from Interstate 5 northbound to Interstate 405 early Wednesday. In a tweet posted about 6:30 a.m., crews ...

PORTLAND, Ore. (KPTV) - Northbound Interstate 405 is closed early Wednesday morning due to a rollover crash involving a semi-truck. Just before 6 a.m., emergency crews responded to a crash at the ...

Looking at this year compared to last year, the most significant traffic jump on Fridays was seen on the I-405 north Renton to Bellevue and I-5 north Tacoma to Seattle commutes. Tuesdays also saw ...

Northbound lanes of I-405 and the ramp from I-5 south to I-405 north near the Marquam Bridge ... caused an hours-long closure that gummed up traffic across Portland during the morning commute.