Founded in 1972 from deep-foundation research at Case Western Reserve University, Cleveland-based Pile Dynamics, Inc. manufactures equipment and software for testing and monitoring deep foundations. Its founders helped turn the Case Formula and university prototypes into the Pile Driving Analyzer and CAPWAP, while the company continues developing the testing methods behind its products. PDI is employee-owned and supplies quality-assurance solutions used on jobsites in more than 100 countries.
ASTM D4945
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ASTM D5882
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