International Association of Bridge, Structural, Ornamental and Reinforcing Iron Workers (IW)

Members of the IW assemble and erect steel framework and other metal parts in buildings and on bridges, dams, skyscrapers, factories and other steel structures. They raise, place and join steel girders and columns to form structural frameworks, including the welding for metal decking.

1750 New York Avenue, NW
Washington, DC 20006
Phone: 202-383-4800