Use this information to analyze and document impacts from project noise and to comply with federal, state, and local noise requirements.

Determine if your project will require a noise analysis

Follow the ERS-ECS for noise (PDF 154KB) guidance to document impacts for CE projects.

Contact Lindsay Taylor,, to help you scope the noise analysis needs for your project.

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.