Photo from the scene by Forest Grove Fire & Rescue.

TILLAMOOK STATE FOREST - Highway 6 is partially blocked on the east side of the summit after a tractor-trailer crashed, according to Forest Grove Fire & Rescue.

According to ODOT spokesperson Don Hamilton, the westbound lane was completely blocked, and diesel fuel had leaked from the single vehicle involved in the crash.

The driver was transported by ambulance for a precautionary evaluation.

With heavy snow expected to continue falling today and tomorrow in the Coast Range, Forest Grove Fire and Rescue urged caution if traveling on any highways through the Coast Range.

Check the Oregon Department of Transportation's (ODOT) tripcheck.com for additional updates and road conditions.

This is a developing story.