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.

Slow down – lives are on the line. 

In 2023, speeding continued to be a top reason for work zone crashes.

Even one life lost is too many.

Fatal work zone crashes doubled in 2023 - Washington had 10 fatal work zone crashes on state roads.

It's in EVERYONE’S best interest.

95% of people hurt in work zones are drivers, their passengers or passing pedestrians, not just our road crews.