Assessment of Yield Stress Measurement Methods for Reinforcing Bars

Research purpose

The analytical assessment of the currently available methodologies for measuring yield-stress of non-prestressed steel reinforcement for concrete.

Wiss, Janney, Elstner Associates, Inc.
Project Area
Structural Engineering
CPF research grant #
Award amount
Grant period
Aug 2013 - Oct 2013
Grant Status
Principal Investigator
Conrad Paulson
Industry champions

ACI Committee 318-B
David Darwin – University of Kansas


Brief Historical Overview of Yield Strength Determination in ACI 318
Conrad Paulson, Principal; Wiss, Janney, Elstner Associates, Inc.

Determination of Yield Strength for Nonprestressed Steel Reinforcement (04-13)
Conrad Paulson, Scott K. Graham and Jeff Rautenberg