Prediction of Fatigue Strength in Plain and Reinforced Concrete Beams

ACI Structural Journal, Sep/Oct 2007 by Sain, Trisha, Kishen, J M Chandra

T = total tension in reinforcing bars, N

t = thickness or width of beam, mm

α = relative crack depth, a/d

ΔK = stress intensity factor range, MNm-3/2

Δσ = increase in stress amplitude due to overload, MPa

REFERENCES

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Trisha Sain is a Graduate Student in the Department of Civil Engineering at the Indian Institute of Science, Bangalore, India. Her research interests include fatigue and fracture behavior in concrete, damage detection, and residual life assessment of concrete structures.

J. M. Chandra Kishen is an Associate Professor in the Department of Civil Engineering at the Indian Institute of Science. He received his PhD from the University of Colorado at Boulder, Boulder, Colo. His research interests include fracture of interfaces, damage detection, and residual life assessment of aged concrete structures and structural rehabilitation.