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COVINGTON, Wash. - Lanes on both sides of SR-18 were closed near the Covington-Maple Valley area after a four-car collision.
According to the Washington State Department of Transportation, a four-car, head-on collision occurred just before 3:00 p.m. and blocked all eastbound lanes near the SR-169 interchange.
The crash affected both sides of the freeway, as westbound traffic was only getting by on the shoulder for several hours. Eastbound traffic on SR-18 and northbound traffic on SR-169 was backed up several miles.
Emergency crews were on scene evaluating the incident. Witnesses said a helicopter landed on the highway to assist first responders.
According to Puget Sound Fire, three people were taken to the hospital with serious injuries.
All lanes reopened around 6:30 p.m.
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The Source: Information in this story comes from the Washington State Department of Transportation.