USDOT announces USD1.7 billion TIFIA loan for Maryland Purple Line, US March 3, 2022 | Finance, News, North America Finance, North America News The United States Department of Transportation (USDOT) has announced a USD1.7 billion Transportation Infrastructure Finance and Innovation Act (TIFIA) federal loan to advance the construction of the M... This content is available to only subscribers. Username or E-mail Password Remember Me Forgot Password