Trucking in Washington
Washington is I-5, Seattle-Tacoma port, and Cascade passes — plan chains before I-90 in winter.
Major interstates
I-5, I-82, I-90, I-405.
Permits
Federal 80,000 lb; WSDOT permits online.
Weather
Chain law on Snoqualmie (I-90) and Stevens Pass (US-2) in winter.
Weigh stations
WSP scales on I-5 (Fort Lewis) and I-90 (Cle Elum); SR 520 bridge tolls.
Freight hubs
Seattle-Tacoma (NWSA) top-4 US container gateway; Spokane inland NW.
Frequently asked
Snoqualmie chains?
Any time WSP posts — Nov-Mar.
Seattle drayage?
Very busy — Tideflats and Terminal 5 book weeks ahead.
East of Seattle parking?
North Bend, Cle Elum, Ellensburg.