Drilled Shaft Committee

Paul Axtell, P.E., D.GE, Chair

A committee of industry-wide professionals involved in the understanding, design, construction, and advancement of drilled shaft foundation systems. This committee often collaborates with ADSC's Drilled Shaft Committee.
Recent News
5/6/2021 Download for free the EFFC-DFI Guide to Working Platforms, a document to which our committee proudly contributed.
5/6/2021 The committee is providing on-site testing contributions to the second edition of EFFC-DFI Guide to Support Fluids for Deep Foundations. Download the first edition now.
4/27/2020 Click here to read Prof. Anne Lemnitzer's keynote lecture paper on DFI funded research project on shear amplification at soil-rock interface in rock socketed drilled shafts.
10/11/2019 Check out the DFI CSL Task Force White Paper on Terminology and Evaluation Criteria of Crosshole Sonic Logging (CSL) as Applied to Deep Foundations
Related Publications: