Laboratory investigation of concrete beam-end treatments : [tech transfer summary].

PDFBriefInTrans Project 12-442BeamsPrestressed concrete bridgesExpansion jointsAnticorrosion coatingsLaboratory testsBridge designIowaIowa State University. Institute for TransportationHosteng, TravisAbu-Hawash, AhmadPort, GordonPhares, BrentIowa State University. Bridge Engineering CenterUS Transportation CollectionThe ends of prestressed concrete beams located under bridge expansionjoints are often exposed to extended periods of moisture and chlorides. Thisexposure can cause the beam ends to deteriorate prematurely, corrode theprestressing strands, degrade the surrounding concrete, and eventually reducethe capacity of the beam