Development of Alternative Bridge Superstructures for South Dakota Local Roads {Research Brief]

2019PDFBriefMPC 19-373MPC 501Bridge constructionBridge decksBridge superstructuresSouth DakotaUnited StatesMountain Plains ConsortiumWehbe, Nadim I.Tazarv, MostafaMingo, MichaelMountain Plains ConsortiumUnited States. Department of Transportation. Research and Innovative Technology AdministrationUS Transportation CollectionDouble-tee bridges may need replacement after only 40 years of service due to rapid deterioration. With only one supplier of double-tee girders in South Dakota, new prefabricated bridge systems are needed to provide local governments more options when designing new bridges or replacing deteriorated ones.83