I would bury the Southeast freeway in DC, a short highway which divides the Capitol Riverfront/Navy Yard neighborhood from Capitol Hill, both of which are very walkable neighborhoods. I would like to see more housing and parks built where the current highway is. I would also like to see a streetcar run down M Street, from the future 11th Street pedestrian bridge, through the Capitol Riverfront/Navy Yard, and continuing through Southwest to the Wharf.
Here was an article a few years ago proposing to tear down the Southeast freeway.
Let’s Tear Down the Southeast Freeway and Build a New Neighborhood
By Dan Reed
Feb. 16, 2016
Washingtonian
"With six new apartment buildings opening this year, three more under construction, and six more planned for 2018, Navy Yard—which has been open to development only since 2005—will soon be the District’s most densely populated neighborhood. There’s a major-league ballpark, a smattering of excellent restaurants, and a broad esplanade along the Anacostia River. Navy Yard has quietly become an enviable little city to itself.
Which is also its biggest drawback. The hulking presence of the elevated Southeast Freeway, which runs from South Capitol Street to the 11th Street Bridge, severs Navy Yard’s connection with the rest of DC, cutting off anyone traveling by foot, bike, car, or surface transit. Short trips to, say, Eastern Market or to jobs elsewhere on the Hill are particularly hampered by the eight lanes swooping through the neighborhood at the height of two stories..."
https://www.washingtonian.com/2016/0...-neighborhood/