California Department of Transportation District 1

Quick Map

Materials Lab

Manuals

Forms

Laboratory Policies and Procedures

Links

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CalTrans Trinity County Field Laboratory

trinity court house

Caltrans District 01 Main Laboratory

1726 Albee st.

Eureka, Ca. 95501

445-6373

 

Caltrans Field Laboratory

Mercer Fraser HMA Plant

Hwy 36

Dinsmore (Lab currently closed)

Trinity County is primarily in District 02. Please contact the District 02 Materials Lab at (530) 225-3194 for more information.