Planning guidance

Use these resources to align your plan or study with WSDOT standards and best practices.

Find state transportation data for local and regional planners, decision-makers and the public to better understand the state's transportation system.

View a list of transportation planning-related resources for updating local government comprehensive plans.

Find the guidance and tools to conduct and document a planning study.

Learn about Tribal, metropolitan and regional transportation planning organizations, and the resources and rules related to these regional planning partners.

Slow down on ice and snow.

It's easier to skid or lose control traveling at higher speeds. Give yourself more time to stop.

Carry chains, practice installing them.

Winter conditions could mean chains are required on your route. Practice putting them on your vehicle ahead of time.

Pack your winter car kit.

Carry extra supplies like warm clothing, ice scraper and brush, jumper cables and other emergency items.