Congratulations to Ahmed Ibrahim on passing the Ph.D. preliminary exam!  Ahmed’s primary advisor is Professor Elbanna, and he is co-advised by Professors Fahnestock and LaFave, working on a collaborative research project “Strength and Serviceability of Damaged Steel Girders,” sponsored by the Illinois Center for Transportation. Ahmed is focusing on evaluation of steel bridge I-girders damaged due to over-height vehicle strikes using numerical simulations and machine learning.