Abstract: This paper presents a series of strengthening concepts for steel through-girder bridges using ultrahigh-performance concrete (UHPC) and external post-tensioning (PT). Five concepts were investigated either by large-scale ...

Abstract: Prefabricated reinforced concrete column connections employing grouted sleeve (GS) splices enable rapid construction, are familiar to contractors, and their detailing resembles cast-in-place (CIP) construction. Previous ...

Abstract: Prefabricated bridge deck panels are a popular option for new construction and bridge rehabilitation. Further, ultra-high-performance concrete (UHPC) has become a common option for closure pours between adjacent prefabricated ...