These 9 steel bridges won national honors in 2020 Prize Bridge Awards

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Updated Feb 29, 2020

The American Institute of Steel Construction and the National Steel Bridge Alliance have announced the winners of the 2020 Prize Bridge Awards.

The nine bridges winning national awards include spans in New York, Boston, Philadelphia, Pittsburgh, Colorado, Idaho, Maine, New Hampshire and Washington.

“These projects are tributes to the creativity of the designers and the skills of the constructors who collaborated to make them reality,” says AISC President Charles J. Carter.

The national award winners are as follows:


Major Span

Photo credit: Kevin P. Coughlin/Office of Governor Andrew M. CuomoPhoto credit: Kevin P. Coughlin/Office of Governor Andrew M. Cuomo

Gov. Mario M. Cuomo Bridge, Westchester-Rockland counties, New York

Project Team

  • Steel fabricators: High Steel Structures LLC, Lancaster, Pa. (approach unit superstructure); Hirschfeld Industries LP, Greensboro, N.C. (approach unit superstructure); Canam-Bridges, Point of Rocks, Md. (main span superstructure); L&M Fabrication & Machine, Inc., Bath, Pa. (main span superstructure); Structural Technologies, Fort Worth, Texas (main span cable)
  • Design/builder: Tappan Zee Constructors, LLC, a joint venture of: Fluor, American Bridge Company, Granite Construction Northeast, Traylor Bros., Inc.
  • Engineer: HDR, New York
  • Owner: New York State Thruway Authority


Movable Span

Photo credit: Maine DOTPhoto credit: Maine DOT

Sarah Mildred Long Bridge between Kittery, Maine, and Portsmouth, New Hampshire

Project Team

  • Fabricator: Casco Bay Steel Structures, Inc., South Portland, Maine
  • Steel erector and general contractor: Cianbro, Pittsfield, Maine
  • Steel detailer: Tensor Engineering, Indian Harbour Beach, Fl.
  • Owners: Maine Department of Transportation, New Hampshire Department of Transportation
  • Engineer: Hardesty & Hanover, LLC, New York


Long Span

Photo credit: Ken SaindonPhoto credit: Ken Saindon

Manning Crevice Bridge, Riggins, Idaho

Project Team:

  • Steel fabricators: Rule Steel, Caldwell, Idaho (structural steel); Clodfelter Bridges and Structures International, Inc., Houston (cable system and saddles)
  • Steel erectors: Donahue McNamara Steel, Hailey, Idaho; Inland Crane, Inc., Boise, Idaho
  • Engineers: Atkins, Denver (structural design and project management); Horrocks Engineers, Meridian, Idaho (CM/GC advisor and roadway design); Shannon & Wilson, Denver (geotechnical design)
  • Contractors: RSCI Group, Boise, Idaho (construction manager and general contractor); Inland Foundation Specialties, Boise, Idaho (ground anchors and micropiles)
  • Owners: U.S. Department of Transportation Federal Highway Administration; Idaho Transportation Department; Idaho County, Grangeville, Idaho


Medium Span

Photo credit Davi DeatonPhoto credit Davi Deaton

Grand Avenue Bridge, Glenwood Springs, Colorado

Project Team:

  • Steel Fabricator: W&W | AFCO Steel, San Angelo, Texas
  • Steel erector: Pioneer steel Inc., New Castle, Co.
  • Steel detailer: abs Structural, Melbourne, Fl.
  • Engineer: RS&H, Inc., Greenwood Village, Co.
  • General contractor: Granite/RLW Joint Venture, Glenwood Springs, Co.
  • Owner: Colorado Department of Transportation – Region 3, Grand Junction


Short Span

Photo credit: John Baer Building Images PhotographyPhoto credit: John Baer Building Images Photography

Vine Street Expressway (I-676) reconstruction, 18th to 22nd streets, Philadelphia

Project Team:

  • Steel fabricators and detailers: High Steel Structures LLC, Lancaster, Pa.;Williams Bridge Company, Richmond, Va.
  • Steel erector: Structural Services, Inc., Bethlehem, Pa.
  • Engineer: Pennoni, Philadelphia
  • General contractor: Buckley & Company, Inc., Philadelphia
  • Owner: Pennsylvania Department of Transportation



Photo credit: David BriskeyPhoto credit: David Briskey

Andy Warhol (7th Street) Bridge, Pittsburgh

Project Team

  • Steel fabricator and erector: Advantage Steel and Construction, Saxonburg, Pa.
  • Engineer: Michael Baker International, Moon Township, Pa.
  • General contractor: Brayman Construction, Saxonburg, Pa.
  • Painting contractor: Southern Road and Bridge, Tarpon Springs, Fl.
  • Owner: Allegheny County Department of Public Works



Photo credit: Jeff JobePhoto credit: Jeff Jobe

BNSF Wind River Bridge, Skamania County, Washington

Project Team

  • Steel fabricator: Fought & Company, Inc., Tigard, Ore.
  • Steel erector: Advanced American Construction, Portland, Ore.
  • Steel detailer: Graphics for Steel Structures, Hicksville, N.Y.
  • Engineer: HNTB, St. Louis
  • General contractor: Hamilton Construction Company, Portland, Ore.
  • Owner: BNSF Railway, Kansas City, Kansas


Special Award for Resilience

Photo credit: Christine ShiringPhoto credit: Christine Shiring

Liberty Bridge, Pittsburgh

Project Team

  • Fabricators: L.B. Foster Company, Pittsburgh; Hall Industries, Inc., Ellwood City, Pa.
  • Erector: Abate Irwin, Inc., Eighty Four, Pa.
  • Engineer: HDR, Pittsburgh
  • GC: Fay, an i+iconUSA Company, Pittsburgh
  • Detailer: Shanefelter Industries, Uniontown, Pa.
  • Owner: PennDOT, Engineering District 11, Bridgeville, Pa.


Special Purpose

Photo credit: Juan NavarroPhoto credit: Juan Navarro

Frances Appleton Pedestrian Bridge, Boston

Project Team

  • Steel fabricator: Newport Industrial Fabrication, Newport, Maine
  • Steel erector and contractor: White/Skanska/Consigli, JV, Framingham, Mass.
  • Steel castings: Cast ConneX Corporation, Toronto
  • Engineer of record: STV, Boston
  • Designer: Rosales + Partners, Boston
  • Owner: Massachusetts Department of Conservation and Recreation


For more about the awards and to see the Merit winners, click here.