The closure is to allow bicyclists to participate in a hill climb event on the road.
Posts published in “Traffic News”
The next closest rest areas are in the Bow Hill area of I-5, about 30 miles to the south.
No estimate was available as to when the road may be reopened.
Motorists are advised to use alternate routes around both road projects.
The closure is to allow for road improvement work.
The motorcyclist was transported by ambulance from the scene.
Delays can be expected around these projects and alternate routes are recommended.
It was announced at 10:45am that both roads had been reopened.
Car owners need to move their vehicles prior to when the work begins to avoid risk of damage.