Get the New FHWA Drilled Shaft Manual

Get the NCHRP Synthesis 418 – Pile Criteria From Test Pile Data

Dan’s Speaking Schedule

September 12-13, 2012: Concrete used in Drilled Shaft Construction - ADSC/DFI Drilled Shaft Seminar - Denver, Colorado

Other DBA Team Speaking Appearances

D. Mike Holloway (May 17, 2012): A Driven Pile is a Tested Pile - Not So Fast - DFI SuperPile - Portland, Oregon

John Turner (September 12-13, 2012): Analysis & Design of Drilled Shafts - ADSC/DFI Drilled Shaft Seminar - Denver, Colorado

John Turner (September 12-13, 2012): Techniques for Drilled Shaft Construction - ADSC/DFI Drilled Shaft Seminar - Denver, Colorado

Conferences, Meetings, Seminars, Workshops

Research Projects

This page provides links for some of the geotechnical engineering and construction research projects that we are or have been involved with. Links include DBA project pages (with photo galleries, slide shows, and download links), published reports, and links to project sponsors and participants.

Click here to see all of our photo albums on Picassa Web Albums.

Click here to see all of our videos on YouTube.

Subject and Year(s)
Sponsor Report,  Articles, or Posts
Base Grouted Drilled Shafts

(Coming Soon)

nashville-shaft-rebar-cage_2_crop Axial resistance of drilled shafts socketed into rock formations in the Southeastern U.S.(2008-2012) Southeastern Chapter of the ADSC Nashville Site Report

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Lawrenceville Site Report

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BA Project Page

NCHRP Synthesis 41-10: Developing Production Pile Driving Criteria From Test Pile Data(2009-2011) Report
kdot-mse-wall-shaft-group-test-071114_11_small Laterally loaded drilled shafts constructed behind an MSE retaining wall(2007-08) Kansas DOT and University of Kansas Report

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DBA Project Summary Sheet

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Blog post

Axial resistance of drilled shafts in calcareous formations in Alabama and the Southeastern U.S.(2007-08) Alabama DOT
and ADSC
Report

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Article

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Conference Paper

Archives

GeotechSearch.com

DBA Photo Albums

ADSC SE Drilled Shaft Research Project, Lawrenceville, GA Test SiteDBA Honors and Awards
JJA Pictures from Chris Ursery (FIGG)Hastings Bridge Construction
Ownesboro Hospital Ground ImprovementArtistic Construction - Vol 1
JJA Construction 2010LPV-145 Test Piles 2009-2010
DFI 2009JJA Construction - Shaft 3W South Load Test - October 2009
Huey P. Long Bridge Drilled Shafts - October 2009JJA Construction - Pier 2W - September 2009 Photos
Univ Kansas Research - Lateral Load Test on Drilled ShaftsHuey P. Long Bridge, New Orleans - Test Shaft Construction - July 16-19, 2009
GIWW West Closure Complex Test Piles June and July 2009Garden State Parkway Mullica River Bridge - Test Shaft Construction - June 2009