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Pile Driving Analyzer® (PDA) System

High strain dynamic load testing and pile driving monitoring system. Perform dynamic load testing on most types of deep foundations.

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Reference Papers

Reference Papers

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Predicting Eccentric Stresses for Large Diameter Open Ended Pipe Piles

Webster, S. , Robinson, B. , Allin, R. , Flynn, R.

Presented at GeoCongress; 2022

Top-Loaded Bi-Directional Test and the Conventional Bi-Directional Load Test, A Direct Comparison

Hannigan, P. , Moghaddam, R. , Rausche, F. , Robertson, S.

Presented at DFI Annual; 2021

Comparing Conflicting Conclusions from Different Integrity Testing Methods on the Same Drilled Shafts

Ryberg, A. , Becker, M.

Presented at DFI Annual; 2021

Interpretation and Evaluation of Thermal Integrity Profiling Measurements

Belardo, D. , Robertson, S. , Coleman, T.

Presented at DFI Annual; 2021

Top-Loaded Bi-Directional Test - A New Approach to Deep Foundations Load Testing

Moghaddam, R. , Rausche, F. , Hannigan, P.

Presented at DFI Annual; 2021

An End Bearing Method for Evaluating Instrumented Becker Penetration Test Data for Site Characterization

Chowdhury, K. , Dawson, E. , Alvarez, C. , Rausche, F. , Serafini, D. , Seed, R.

Presented at USSD Annual Conference; 2021

Refined Prediction of End Bearing through Multi-Level High Strain Dynamic Measurements

Allin, R. , Rausche, F. , Robinson, B.

Presented at IFCEE, Dallas, TX; 2021

Managing Risk with Innovative Deep Foundation Testing Solutions

Coleman, T. , Piscsalko, G. , Likins, G.

Presented at IFCEE, Dallas, TX; 2021

Bi-Directional Static Load Testing Results of an Augered Cast-In-Place Pile and a Drilled Displacement Pile

Robertson, S. , Bixler, M. , Komurka, V.

Presented at IFCEE, Dallas, TX; 2021

Advances in Quality Control Methods for Bored Pile and Diaphragm Wall Foundations with Case Histories

Hannigan, P. , Piscsalko,G.

Baltic Sea Geotechnical Conference; 2021

Quality Assessment of Drilled Shaft Foundations at the Jane Byrne Interchange

Ishimwe, E. , Coleman, T.

Presented at DFI Annual, 2020

Execution of a Large Scale Design-Phase Pile Test Program for the I-480 Valley View Bridge

White, B. , Winter, C.

Presented at IBC, 2020