PORTLAND, Ore. (KOIN) -- Northbound Interstate 5 is slowed going into Downtown Portland Monday morning after a two semi-truck crash, officials said.

According to the Oregon Department of Transportation, the crash happened between the Southwest Macadam off-ramp and the Interstate 405 and Marquam Bridge interchange.

Officials said that cleaning up the crash will require them to close one and possibly two lanes. • A crash involving two semi-trucks slowed traffic on Interstate 5 early Monday morning (KOIN) • A crash involving two semi-trucks slowed traffic on Interstate 5 early Monday morning (KOIN) • A crash involving two semi-trucks slowed traffic on Interstate 5 early Monday morning (KOIN) • A crash involving two semi-trucks slowed traffic on Interstate 5 early Monday morning (KOI

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