Education
Ph.D.,University of Illinois 1977
M.S., University of Illinois 1972
B.S.C.E.,Lehigh University 1970
Years of Service on this Faculty
Aug 1986-present Associate Professor
Sep 1977-Jul 1986 Assistant Professor
Professional Registration
Principal Publications
J. M. Lybas, V. L. Hoffman, and R. A. Cook, “Effects of Strand Anchorage Devices on Shear Strength of Pretensioned Concrete Beams,” Precast/Prestressed Concrete Institute Journal, Vol.48, No. 6, Precast/Prestressed Concrete Institute, November/December 2003, pp. 106-115.
P. F. Csagoly, and J. M. Lybas, “Advanced Design Method for Concrete Bridge Deck Slabs,” Concrete International, Vol. 11, No. 5, American Concrete Institute, May 1989, pp. 53-63.
J. M. Armaghani, J. M. Lybas, M. Tia, and B. E. Ruth, “Concrete Pavement Joint Stiffness Evaluation Using FEACONS III and the Falling Weight Deflectometer,” Transportation Research Record 1099, Transportation Research Board, National Research Council, Washington, D. C., 1986, pp. 22-36.
C. O. Hays, and J. M. Lybas, “Full-Span Form Panels for Highway Bridges,” Transportation Research Record 871, Transportation Research Board, National Research Council, Washington, D. C. 1982, pp. 23-39.
J. M. Lybas, “Concrete Coupled Walls: Earthquake Tests,” Proceedings ASCE, Journal of the Structural Division, Vol. 107, No. ST5, May 1981, pp. 835-855.
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