WSDOT - Commercial Vehicle Services

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Commercial Vehicle Services
CVISN (Weigh Station Bypass)
Oversize and Overweight Permits

Commercial Vehicle Services

360-704-6340
7345 Linderson Way SW
PO Box 47367
Tumwater, WA 98504-7367

We strive to efficiently and safely move commercial vehicle freight traffic in conjunction with the motoring public, while protecting our roadway infrastructure.

Weigh Station Bypass-CVISN

Photo of Weigh Station Bypass equipment on the roadway.

Oversize/Overweight Permits

Photo of a superload

Chain Requirements
How do I get a permit?
Weigh2GoBC - You can now enroll in British Columbia’s commercial vehicle e-screening program.
Self-Issue Permits
Sign-up for e-mail alerts for oversize/overweight restrictions and closures.


			Commercial Vehicle Guide (pdf 1mb)		Self-Issue Permits (pdf 278kb)			Transponder Application (pdf 98kb)