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Providing full service geotechnical drilling and testing services for over 70 years. |
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RESOURCES
Click on the button
to the left for a link to these resources.
 (select a guide to the right) |
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Download a copy of
any of these valuable references. |
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Descriptions of our methods, techniques and equipment. |
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Data on depth to ground water and soil type at locations throughout Northern and Southern California. |
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Summary of permit requirements in California. |
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Library of technical articles available in reprint. |
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Guidelines for analyzing and mitigating liquefaction in California. |
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Links to companies and organizations serving the environmental & geotechnical industries. |
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A glossary of frequently used terms. |
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Tools to help make doing your job easier. |
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Pitcher Drilling Co. (A wholly owned subsidiary of
Gregg Drilling &
Testing, Inc.) |