Aaron LaRocca, Chief of Staff of the George Washington Memorial Parkway, shows rusted beams in need of replacement on the draw span of the Arlington Memorial Bridge in Washington.

Aaron LaRocca, Chief of Staff of the George Washington Memorial Parkway, shows rusted beams in need of replacement on the draw span of the Arlington Memorial Bridge in Washington.

A worker examines rusted beams in need of replacement on the draw span of the Arlington Memorial Bridge in Washington, DC. Photo: Joshua Roberts, Reuters

March 13, 2017 12:00 PM (UTC+8)