Cultural resources & archaeology

Follow the procedures on this page to address effects on historic and archeological cultural resources.

Federal and state laws mandate that all projects be evaluated for their effects on cultural resources.

Determine the type of review needed

If your project:

The CRS will define the project’s Area of Potential Effect (APE), initiate consultation with interested and affected parties, and identify resources in the project area.

Historic bridges

Check the inventory of historic state highways and bridges in Washington state to see if there are any bridges recommended, nominated, determined eligible or listed on the National Register of Historic Places (NRHP) in the project area.

If your project affects a federal interstate highway bridge included in one or more of the following lists, maintained by the FHWA, your CRS must include the bridge in the Section 106 evaluation: 

Contract consultant services

Consultant scopes of work (DOCX 49KB)

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.