The Brief

Starting Monday, drivers on the new one-mile section of the SR-509 expressway in SeaTac will pay tolls, with rates varying by time of day and whether they use WSDOT's Good To Go! pass.

Tolls range from $3.20–$4.40 for pay-by-mail and $1.20–$2.40 for Good To Go! pass users, with peak prices between 6:00–9:00 a.m., contributing to the $213 million funding for the Puget Sound Gateway Program.

The SR-509 expressway, part of a larger project to improve traffic flow and reduce congestion, currently connects I-5 to SR 509 near Seattle-Tacoma International Airport and will eventually extend into Federal Way.

SEATAC, Wash. - It's been a free road since it opened in late June, but starting Monday, drivers on the State Route 509 expressway in SeaTac will now pay tolls.

The new one-mi

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