Civil and Environmental Engineering
Date of this Version
University of Nebraska-Lincoln Spring 2017 Research Fair, Graduate Student Poster Session, April 5, 2017.
Problems - Steel Railway Trusses • Aging • Large system – bridge AND railway • Labor intensive condition eval • Reported conditions: Stringer-to-floor beam connections [Haghani 2012] Stringer flange clip angle cracks [Haghani 2012] Unequal eyebars stress distribution [DelGrego 2008] Displaced eyebar pins [DelGrego 2008
Problems – Condition Evaluation • Visual inspection: Prescribed frequency Costly Subjected to human interpretation • Sensors: Focused on a single bridge Extensive array Costly
Civil Engineering Commons, Construction Engineering and Management Commons, Structural Engineering Commons, Transportation Engineering Commons
Copyright © 2017 Ahmed Rageh & Daniel Linzell.