Right Column


These organizations volunteered time and effort to the initial establishment of the Turkey Flat Test Area in the 1980ís, performing borehole and geophysical surveys that helped to characterize the geotechnical properties and geologic structure of the site, and acquire input records for the weak-motion test.



California Department of Transportation

Sacramento, CA


Woodward-Clyde Associates (now URS Corporation)

Los Angeles


Harding Lawson Associates

Novato, CA


Kajima Corporation



Lawrence Livermore National Laboratory
Livermore, CA


Leroy Crandall and Associates (now MACTEC, INC)

Los Angeles


OYO Corporation



Pitcher Drilling Company

East Palo Alto, CA


Qest Consultants

Murphys, CA


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