Burlington Northern Railroad Bridge over the Willamette River, Portland, Oregon.
CSX Transportation Company Bridge over the East Pascagoula River, Pascagoula, Mississippi.
Trent River Railroad Bridge, New Bern, North Carolina.
Norfolk and Southern Railroad Bridge over the Mississippi River, Hannibal, Missouri.
Burlington Northern Santa Fe Railroad Bridge over the Mississippi River, Burlington, Iowa.
Burlington Northern Santa Fe Railway Company Bridge over the Mississippi River, Fort Madison, Iowa.
Georgia DOT Sidney Lanier Bridge over the Burnswick River, Burnswick, Georgia.
Florida Avenue Bridge across the Inner Harbor Navigational Canal, New Orleans, Louisiana.
Boston City Bridge over Chelsea river, Boston, Massachusetts.
South Carolina DOT Limehouse Bridge over the Atlantic Intracoastal Waterway, Charleston, South Carolina.
Navy Reserve Basin Bridge, Philadelphia, Pennsylvania.
EJ&E Railroad Company Bridge over the Illinois Waterway, Divine, Illinois.
CSX Transportation Company Bridge over the Mobile River, Hurricane, Alabama.
The Department of Homeland Security has three primary missions: Prevent terrorist attacks within the United States, reduce America's vulnerability to terrorism and minimize the damage from potential attacks and natural disasters.