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 website 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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