387th Avenue Bridge (Spink County, South Dakota)
Built 1997
Through truss bridge over Creek on 387th Avenue
Open to traffic

474th Street Bridge (Minnehaha County, South Dakota)
Built 1997
Stringer bridge over Big Sioux Rv on 474 Th Avenue
Open to traffic

Barge Canal Bridge (Brevard County, Florida)
Built 1997
Bascule bridge over Barge Canal on FL 3 in Merritt Island
Open to traffic

Berryville Road Bridge (Union County, Illinois)
Built 1997
Modern wooden bridge over Green Creek on Berryville Road (TR 75)
Open to traffic

Branch Quilceda Creek Bridge (Snohomish County, Washington)
Built 1997
Concrete arch bridge over a branch of Quilceda Creek on 143rd Place NE in Sisco
Open to traffic

Chipola River Bridge (Calhoun County, Florida)
Built 1997
Concrete arch bridge over Chipola River on CR 274
Open to traffic

Estacada Road Bridge (Clackamas County, Oregon)
Built 1997
Wooden arch bridge over Du Bois Creek on Estacada Road
Open to traffic

Fair Oaks Avenue Bridge (Dane County, Wisconsin)
Built 1997
Concrete arch bridge over Starkweather Creek on Fair Oaks Avenue in Madison
Open to traffic

Fayette Station Bridge (Fayette County, West Virginia)
Built 1997
Through truss bridge over New River on CR 82
Open to traffic

Green House Road Bridge (Merced County, California)
Built 1997
Deck truss bridge over East Side Canal on Green House Road
Open to traffic

Hutchison Lane Bridge (Ralls County, Missouri)
Built 1913 by Miller & Borcherding; rehabilitated 1997
Pony truss bridge over East Lick Creek on Hutchison Lane just west of MO 19
Open to traffic

Indian River Bridge (Volusia County, Florida)
Built 1997
Bascule bridge over Indian River (ICWW) on FL 44 in New Smyrna Beach
Open to traffic

Ironwood Bluff Road Bridge (Itawamba County, Mississippi)
Built 1997
Pony truss bridge over Old Tombigbee River on Ironwood Bluff Road
Open to traffic

J.P. Parrish Bridge (Clark County, Indiana)
Built 1997
Pony truss bridge over Silver Creek on Beagle Club Road
Open to traffic

McKinley Drive Bridge (St. Louis, Missouri)
Built 1997
Replica stone arch bridge on McKinley Drive in Forest Park
Open to traffic

Miami River Bridge (Miami-Dade County, Florida)
Built 1997
Pair of bascule bridges over Miami River on FL 9 (NW 27th Avenue) in Miami
Open to traffic

Otter Creek Bridge (Buchanan County, Iowa)
Built 1997
Arch bridge over Otter Creek on a local road
Open to traffic

Ripley Creek Bridge (Ripley County, Indiana)
Built 1997
Arch bridge over Ripley Creek on CR 640 East
Open to traffic

Rutledge Street Bridge (Dane County, Wisconsin)
Replaced a historic arch bridge in 1997
Arch bridge over Yahara River on Rutledge Street in Madison
Open to traffic

Sandusky River TR 135 Bridge (Wyandot County, Ohio)
Built 1997
Lost Through truss bridge over Sandusky River on TR 135
Replaced with a Warren Polygonal truss

Springwater Volunteer Covered Bridge 49-70-01 (Waushara County, Wisconsin)
Built 1997
Covered Bridge over Pine River on Covered Bridge Rd (24th Ln)
Open to traffic

State Street Bridge (Whitman County, Washington)
Built 1997
Concrete arch bridge over Missouri Flat Creek on State Street in Pullman
Open to traffic

Weems Creek Bridge (Anne Arundel County, Maryland)
Built 1997
Swing bridge over Weems Creek on MD 436 in Annapolis
Open to traffic