An interim report on Illinois Center for Transportation Project R27-225 is now available online:
Schissler, L.R., Ahershinge, S., Ibrahim, A.E., Fahnestock, L.A., LaFave, J.M. and Elbanna, A.E. “Report on Agency Survey and National Bridge Inventory Analysis for Damaged Steel Girders,” University of Illinois Urbana-Champaign, Research Report No. FHWA-ICT-24-021, Illinois Center for Transportation, November 2024. https://doi.org/10.36501/0197-9191/24-024