King County Road Services - Materials Lab resources

Following are links to external Web sites with content that may be of interest to people who visit the Materials Lab Web site.

• Asphalt Institute
• Engineering Tips Forum
• Pacific Northwest Center for Geologic Mapping Studies
• Portland Cement Association
• Puget Sound Lidar Consortium
• Transportation Research Board of the National Academies
• Turner-Fairbank Highway Research Center
• Washington State Department of Transportation Materials Lab

Contact us

Alan Corwin, P.E.
King County Road Services Materials Lab, Bldg D
155 Monroe Ave. N.E.
Renton, WA 98056
206-296-7711
206-296-0179 (fax)

Information from the Road Services Division's Web site is available to people with disabilities in alternate formats upon request by calling 206-263-6482 or 711 for the TTY relay service.

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