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NCHRP 12-105
Proposed AASHTO Seismic Specifications for ABC Column Connections

Update: Phases I to IV completed; Phase V in progress


Welcome to our website!

Highlights of a research project on development of seismic design specifications and related studies on seismic performance of prefabricated reinforced concrete bridge column to footing and cap beam connections are presented on this site.  The study is funded by the National Cooperative Highway Research Program (NCHRP).  However, the materials and opinions presented on this site are those of the authors and do not necessarily represent the views of NCHRP.

The research team is indebted to these individuals for generously donating materials and providing advice:  Christian Dahl and Joseph Morente of Headed Reinforcement Corp. (HRC); Toshi Yamanishi and from Splice Sleeve of North America, Inc., C&K Johnson Industries, Inc. and Alese Glaus at Dayton Superior Corporation.

Please feel free to use the material from this site with acknowledgement that includes statements such as “…funded by NCHRP and directed by M. Saiidi at the University of Nevada, Reno.”  We welcome your comments about this site.

M. Saiid Saiidi