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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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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

Optimizing the Arrangement of Strain Gauges in Pile Load Testing

Sinnreich, J.

ASTM Geotechnical Testing Journal, Vol. 44 No. 5; 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

The Incremental Rigidity Method - More-Direct Conversion of Strain to Internal Force in an Instrumented Static Loading Test

Komurka, V. , Moghaddam, R.

GeoCongress, Minneapolis, MN; 2020

Results and Lessons Learned from Converting Strain to Internal Force in Instrumented Static Loading Tests Using the Incremental Rigidity Method

Komurka, V. , Robertson, S.

GeoCongress, Minneapolis, MN; 2020

Use and Comparison of New QA/QC Technologies in a Test Shaft

Hannigan, P. , Moghaddam, R.

GeoMEast 2019

Design and Construction Benefits of Performing a Bi-Directional Test on a Drilled Shaft in Sand, Gravel, and Cobble Deposits

Komurka, V.

Presented at DFI Annual; 2019

Cost and Technical Comparison of Non-Destructive Test Methods for Drilled Shafts

Hyatt, T. , Belardo, D. , Webster, J.

Presented at DFI Annual; 2019

Identification and Quantification of Pile Relaxation

Hannigan, P. , Ryberg, A. , Moghaddam, R.

Presented at DFI Annual; 2019

Dynamic and Static Load Testing: A Cost Savings Approach

Phetteplace, B. , Hyatt, T. , Alvarez, C.

Presented at DFI Annual; 2019

Structural Evaluation of Thermal Integrity Profile Results of Transmission Foundations

Coleman, T. , Weaver, R.

Presented at DFI Annual; 2019