Construction guidance

Find information needed to ensure compliance during the construction of a project.

Find recent construction bulletins and learn about upcoming changes to construction policies, procedures and specifications.

Find out how to comply with environmental laws, regulations, and policies during construction.

Zero emission electric vehicle registrations in Washington

increased 192% between 2017 and 2021.

45 projects to improve freight rail structures and freight movement

were underway as of December 31, 2021.

Washington state leveraged $100,000 to secure $27 million

in funding for airport investments in Fiscal Year 2022.