Bridges and Railroads

Organizations with information on bridges and railroads.

• American Association of State and Highway Transportation Officials (AASHTO)
• American Railway Engineering and Maintenance of Way Association (AREMA)
• American Road and Transportation Builders Association (ARTBA)
• Association of American Railroads (AAR)
• Bridge Research and Information Center (BRIC)
• Institute of Transportation Engineers(ITE)
• Federal Highway Administration (FHWA)
• Federal Railroad Administration (FRA)
• National Bridge Research Organization (NaBRO)
• National Steel Bridge Alliance (NSBA)
• National Transportation Library (NTL)
• Transportation Research Board (TRB)