Credit: Photo: National Steel Bridge Alliance

The Clifford Hollow Bridge in Hardy County, W.Va.—winner of the long span award in this year's Prize Bridge Awards—uses a girder-substringer system with end spans of 210 feet and four interior spans at 275½ feet, for a total length of 1522 feet.

The National Steel Bridge Alliance (NSBA) has announced the winners of its 2005 Prize Bridge Awards. Winning designs were recognized during the 2005 World Steel Bridge Symposium, held Nov. 29 to Dec. 2 in Orlando, Fla.

The awards are designed to honor significant, innovative steel bridges constructed in the United States. Awards are presented in a variety of categories that depend on the size and purpose of the bridge. Judges select winners based on innovation, aesthetics, and design and engineering solutions. Following are this year's winners:

  • Long span: Appalachian Corridor H over Clifford Hollow, Hardy County, W.Va.
  • Major span: Gateway Boulevard Bridge over the Cumberland River, East Nashville, Tenn.
  • Medium span: New Croton Dam Spillway Bridge, Cortlandt, N.Y.
  • Short span: Germantown Avenue Bridge over Wissahickon Creek, Philadelphia
  • Movable span: Colonel Patrick O'Rorke Bridge over the Genesee River, Port of Rochester, N.Y.
  • Reconstructed: Red Cliff Arch bridge, Red Cliff, Colo.
  • Special purpose: Liberty Bridge, Greenville, S.C.
  • Special award: Cooper River Bridge, Charleston, S.C.
  • The NSBA is a division of the American Institute of Steel Construction. For further details about the awards, visit