Rocks fall on I-5 in South Portland, snarling afternoon traffic

Traffic is backed up on Interstate 5 south of downtown Portland after rocks fell in the southbound lanes, according to the ...

Rock fall partially blocks I-5 south near I-405 interchange in Portland

Fallen rocks along the southbound lanes of Interstate 5 are causing delays for drivers Monday afternoon near the I-405 interchange.The Oregon Department of Tran ...

Rockfall causes traffic delays on I-5 southbound near South Corbett Avenue overpass in Portland

Heavy rainfall may have been a factor in the rockfall, ODOT said.