About Us

Research Team


1- Hamed Ebrahimian, Ph.D., P.E., Assistant Professor.

2- Ahmad M. Itani, Ph.D., S.E, Foundation Professor and Associate Vice President for Research.

3- Masood Vahedi, Ph.D Student, Research Assistant. 


Industry Champions


Vincent Siefert 

Mark Bennier
Tanner Blackburn
Ray Fassett
Danielle Kleinhans
Katerina Lachinova
Justin Ramer
Lyle Sieg
Peter Speire
Jeff Veilleux


Research Partners


ASCE Construction Institute

Association of Drilled Shaft Contractors - International
Association of Foundation Drilling
Concrete Reinforcing Steel Institute
Harris Rebar/Nucor
Keller Companies
Kiewit Corporation
Parsons Corporation
P.J.’s Rebar
Siefert Associates LLC
Williams Form Engineering




We would like to express our appreciation to Dayton Superior Corporation for providing bar-locks used in component tests.