Bailwick Road Bridge (Fairfield County, Connecticut)
Built 1970Concrete arch bridge over Byram River on Bailwick Road in GreenwichOpen to traffic
Barton Bridge (Clackamas County, Oregon)
Built 1970Steel through arch bridge over Clackamas River on Bakers Ferry RoadOpen to traffic
Branch Waco Creek Bridge (Matagorda County, Texas)
Built 1970Steel arch bridge over Branch Waco Creek on Morrow Avenue in WacoOpen to traffic
Campus Drive Bridge (Racine County, Wisconsin)
Built 1970Concrete arch bridge over Wind Point Creek on Campus Drive in Wind PointOpen to traffic
Caney Creek Bridge (Little River County, Arkansas)
Built 1970Bridge over Caney Creek on AR 41Open to traffic
Caney Creek Relief Bridge (Little River County, Arkansas)
Built 1970Bridge over Caney Creek Relief on Sh 41 Sec. 02Open to traffic
Dibble Hill Road Bridge (Litchfield County, Connecticut)
Built 1970Steel arch bridge over Mill Brook on Dibble Hill Road in CornwallOpen to traffic
Durnam Road Bridge (Gallatin County, Montana)
Built 1970Truss bridge over Gallatin River on Durnam RoadOpen to traffic
Fink Creek Foot Bridge (Gilmer County, West Virginia)
Built 1970Suspension bridge over Fink CreekOpen to pedestrians only
Giles Road Bridge (Sarpy County, Nebraska)
Built 1970Pony truss bridge over an unnamed stream on Giles Road, 2 mi. north and 2.6 mi. east of GretnaOpen to traffic
Hoquiam River Bridge (Grays Harbor County, Washington)
Built 1970Vertical lift bridge over Hoquiam River on US 101 in HoquiamOpen to traffic
Intracoastal Waterway Bridge (Jefferson County, Texas)
Built 1970Through truss bridge over Intracoastal Waterway on TX 82 in Port ArthurOpen to traffic
Leeville Bridge (Lafourche Parish, Louisiana)
Built 1970Vertical lift bridge over Bayou Lafourche on LA 1 at LeevilleOpen to traffic
Little Pond Creek Bridge (Jackson County, West Virginia)
Built 1970Deck truss bridge over Little Pond Creek on CR 2/2Open to traffic
Live Oak Canyon Road Bridge (San Bernardino County, California)
Built 1970Deck truss bridge over Live Oak Creek on Live Oak Cyn Road in RedlandsOpen to traffic
Markley Ranch Road Bridge (Gallatin County, Montana)
Built 1970Truss bridge over Gallatin River on Markley Ranch RoadOpen to traffic
Miller Branch Bridge (Saunders County, Nebraska)
Built 1970Pony truss bridge over Miller Branch on a township road, 2.4 mi. east and 3 mi. south of WestonOpen to traffic
Otoe Creek Bridge (Saunders County, Nebraska)
Built 1970Pony truss bridge over Otoe Creek on a county road, .5 mi. south and 2 mi. west of LesharaOpen to traffic
Park Entrance Road Bridge (San Juan County, Washington)
Built 1970Concrete arch bridge over Paul Creek on Park Entrance Road at Moran State ParkOpen to traffic
Power Canal Bridge (Chippewa County, Michigan)
Built 1970; rehabilitated 1987Steel through arch bridge over Power Canal on Business I-75 in Sault Ste. MarieOpen to traffic
Sand Creek Bridge (Ottawa County, Michigan)
Built 1970Concrete arch bridge over Sand Creek on 32nd AvenueOpen to traffic
South Branch Papillion Creek Bridge (Sarpy County, Nebraska)
Built 1970Through truss bridge over South Branch Papillion Creek on 168th Street, 3 mi. east and 3.2 mi. north of GretnaOpen to traffic
Unnamed Stream Bridge (Cedar County, Nebraska)
Built 1970Pony truss bridge over an unnamed stream on a county road, 7 mi. south and 1 mi. west of ObertOpen to traffic
US 41/45 Pedestrian/Bicycle Overpass (Waukesha County, Wisconsin)
Built 1970; First Cable-stayed bridge built in the United StatesCable-stayed bridge over US 41-US 45 on Water St. in Menomonee FallsOpen to pedestrians/bicycles
Verdigris River Bridge (Rogers County, Oklahoma)
Built 1970Deck plate girder bridge over Verdigris River on US 412Open to traffic
West Portage Avenue Bridge (Chippewa County, Michigan)
Built 1970; rehabilitated 1988Steel through arch bridge over Power Canal on West Portage Ave. in Sault Ste. MarieOpen to traffic