federal resources
Bureau of Transportation Statistics (BTS)
U.S. Census Bureau
Federal Highway Administration (FHWA)
Federal Motor Carrier Safety Administration
Federal Rail Administration
Federal Transit Administration
National Highway Traffic Safety Administration
National Center for Pavement Preservation
National Partnership for Highway Quality (NPHQ)
Texas Transportation Institute (TTI)
Transportation Research Board (TRB)
Turner-Fairbank Highway Research Center
U.S. Department of Transportation (USDOT)
