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Maritime and Waterways

  • Photo of construction at Tappan Zee Bridge in New York State

    DOT launches Build America Transportation Investment Center

    New, one-stop site a key element of Obama Administration's Build America Investment Initiative

  • Graphic advertising the data challenge. All challenge information is available at

    DOT launches Data Innovation Challenge

    Do you have what it takes to create innovative tools to address our nation’s transportation challenges or revolutionize the way Americans see and understand the transportation system they use every day? 

  • Map of the U.S. with locations of 2013 TIGER projects

    DOT Announces 2013 TIGER Grants

    $474 million awarded to 52 transportation projects in 37 states

  • Arial view of the seaway

    St. Lawrence Seaway's Impact on Economy

    Cargo shipments on the Great Lakes-Seaway system generate $34.6 billion of economic activity and 227,000 jobs in Canada and the U.S.