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Materials Lab Building D

King County Road Services - Materials Lab

Specializing in providing engineering design, construction monitoring and testing services for geotechnical and construction materials applications.

Our services
We provide geotechnical engineering and materials testing services throughout the life of a project.

About us
With a diverse background in geotechnical and materials engineering, professional accreditation, education and levels of experience, we deliver safe, long-term performance and fiscally-responsible projects.

Strategic plan
Learn about our mission, vision, and operating philosophy.

Resources
Links to other Web sites and related information.

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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