Built during 1970s
11th Street Viaduct (Minnehaha County, South Dakota)Built 1971; rehabilitated 1986
Steel stringer bridge over 3rd Ave, Big Sioux R & RR on 11th Street in Sioux Falls
Open to traffic
155th Street Bridge (Cedar County, Iowa)
Built 1976
Pony truss bridge over Yankee Run on 155th Street
Open to traffic
Built 1976
Pony truss bridge over Yankee Run on 155th Street
Open to traffic
Ackerman Ditch CR 342 Bridge (Butler County, Missouri)Built 1976
Wooden bridge over Ackerman Ditch on CR 342
Open to one-lane traffic
Adolph Whitaker Road Bridge (Holmes County, Florida)
Built 1971; rehabilitated 2000
Truss bridge over Wrights Creek on Adolph Whitaker Road
Open to traffic
Built 1971; rehabilitated 2000
Truss bridge over Wrights Creek on Adolph Whitaker Road
Open to traffic
Alameda Street Bridge (Santa Fe County, New Mexico)
Built 1979
Concrete arch bridge over Santa Fe River on Alameda Street in Santa Fe
Open to traffic
Built 1979
Concrete arch bridge over Santa Fe River on Alameda Street in Santa Fe
Open to traffic
Amite River LA 22 Bridge (Livingston Parish, Louisiana)
Built 1974
Swing bridge over Amite River on LA 22 at Clio
Open to traffic
Built 1974
Swing bridge over Amite River on LA 22 at Clio
Open to traffic
Apple Tree Cove Bridge (Kitsap County, Washington)
Built 1979; rehabilitated 2001
Vertical lift bridge over Apple Tree Cove on WA 104 in Kingston
Open to traffic
Built 1979; rehabilitated 2001
Vertical lift bridge over Apple Tree Cove on WA 104 in Kingston
Open to traffic
Atchafalaya River LA 1 Bridge (Avoyelles Parish, Louisiana)
Built 1971
Three-span through truss bridge over Atchafalaya River on LA 1 at Simmesport in Simmesport
Open to traffic
Built 1971
Three-span through truss bridge over Atchafalaya River on LA 1 at Simmesport in Simmesport
Open to traffic
Atchafalaya River US 190 Bridge (St. Landry Parish, Louisiana)
Built 1973
Through truss bridge over Atchafalaya River on US 190 at Krotz Springs in Krotz Springs
Open to traffic
Built 1973
Through truss bridge over Atchafalaya River on US 190 at Krotz Springs in Krotz Springs
Open to traffic
Atchafalaya River US 90 Bridge (St. Mary Parish, Louisiana)
Built 1975
Through truss bridge over Atchafalaya River on US 90 in Morgan City
Open to traffic
Built 1975
Through truss bridge over Atchafalaya River on US 90 in Morgan City
Open to traffic
Auburn-Forest Hill Bridge (Placer County, California)Built 1972
Deck truss bridge over North Fork American River on Auburn-Forest Hill Road in North Auburn
Open to traffic
Back Creek Bridge (Monroe County, West Virginia)
Built 1977
Metal arch bridge over Back Creek on CR 23/5
Open to traffic
Built 1977
Metal arch bridge over Back Creek on CR 23/5
Open to traffic
Bailwick Road Bridge (Fairfield County, Connecticut)
Built 1970
Concrete arch bridge over Byram River on Bailwick Road in Greenwich
Open to traffic
Built 1970
Concrete arch bridge over Byram River on Bailwick Road in Greenwich
Open to traffic
Barton Bridge (Clackamas County, Oregon)Built 1970
Steel through arch bridge over Clackamas River on Bakers Ferry Road
Open to traffic
Bay Road Bridge (Pope County, Illinois)Built or relocated here in 1977
Pony truss bridge over Bay Creek on Bay Road (TR 137), 2.5 mi. west of Homberg
Open to two-lane traffic
Bayou Boeuf LA 307 Bridge (Lafourche Parish, Louisiana)
Built 1976
Vertical lift bridge over Bayou Boeuf on LA 307
Open to traffic
Built 1976
Vertical lift bridge over Bayou Boeuf on LA 307
Open to traffic
Bayou Bonfouca LA 433 Bridge (St. Tammany Parish, Louisiana)
Built 1976
Swing bridge over Bayou Bonfouca on LA 433
Open to traffic
Built 1976
Swing bridge over Bayou Bonfouca on LA 433
Open to traffic
Bayou Dulac LA 57 Bridge (Terrebonne Parish, Louisiana)
Built 1971
Swing bridge over Bayou Dulac on LA 57 in Dulac
Open to traffic
Built 1971
Swing bridge over Bayou Dulac on LA 57 in Dulac
Open to traffic
Bayou Dularge LA 315 Bridge (Terrebonne Parish, Louisiana)
Built 1977
Bascule bridge over Bayou Dularge on LA 315 in Houma
Open to traffic
Built 1977
Bascule bridge over Bayou Dularge on LA 315 in Houma
Open to traffic
Bayou Lafourche LA 308S Bridge (Lafourche Parish, Louisiana)
Built 1972
Vertical lift bridge over Bayou Lafourche on LA 308S in Galliano
Open to traffic
Built 1972
Vertical lift bridge over Bayou Lafourche on LA 308S in Galliano
Open to traffic
Bayou Teche LA 322 Bridge (St. Mary Parish, Louisiana)
Built 1971
Swing bridge over Bayou Teche on LA 322 in Franklin
Open to traffic
Built 1971
Swing bridge over Bayou Teche on LA 322 in Franklin
Open to traffic
Bear Creek Bridge (Searcy County, Arkansas)Built 1971
Wooden bridge over Bear Creek on CR 278
Open to one-lane traffic
Beaver Creek Bridge (Comanche County, Oklahoma)
Built 1974
Pony truss bridge over Beaver Creek on IRR E1640
Open to traffic
Built 1974
Pony truss bridge over Beaver Creek on IRR E1640
Open to traffic
Big Creek Ditch AR 349 Bridge (Craighead County, Arkansas)Built 1971
Pony truss bridge over Big Creek Ditch on AR 349
Open to two-lane traffic
Big Mac Bridge (Hamilton County, Ohio)Constructed started 1971; opened to limited traffic 1977; dedicated 1981; entire I-471 project completed 1985
Pair of tied-arch bridges over the Ohio River on I-471 in Cincinnati
Open to eight total lanes of traffic
Big Spring Bridge (Carter County, Missouri)Built 1977, replacing an earlier wooden bridge
Wooden bridge over Spring Branch on MO 103 at Big Spring Park
Open to traffic
Birmingham Bridge (Allegheny County, Pennsylvania)
Built 1976
Steel through arch bridge over Monongahela River in Pittsburgh
Open to traffic
Built 1976
Steel through arch bridge over Monongahela River in Pittsburgh
Open to traffic
Boone Pond Ditch Bridge (Stoddard County, Missouri)Built 1971
Wooden deck bridge over Boone Pond Ditch on CR 250
Open to one-lane traffic
Boyer River Bridge (Crawford County, Iowa)
Built 1971
Pony truss bridge over Boyer River on a local road
Open to traffic
Built 1971
Pony truss bridge over Boyer River on a local road
Open to traffic
Boyer River Bridge (Crawford County, Iowa)
Built 1971
Pony truss bridge over Boyer River on a local road
Open to traffic
Built 1971
Pony truss bridge over Boyer River on a local road
Open to traffic
Branch Beaver Creek Bridge (St. Croix County, Wisconsin)
Built 1975
Steel arch bridge over Branch Beaver Creek on 100th Avenue
Open to traffic
Built 1975
Steel arch bridge over Branch Beaver Creek on 100th Avenue
Open to traffic
Branch Des Moines River Bridge (Van Buren County, Iowa)
Built 1971
Pony truss bridge over a branch of Des Moines River on a local road
Open to traffic
Built 1971
Pony truss bridge over a branch of Des Moines River on a local road
Open to traffic
Branch East Nishnabotna River Bridge (Audubon County, Iowa)
Built 1972
Pony truss bridge over a branch of East Nishnabotna River on a local road
Open to traffic
Built 1972
Pony truss bridge over a branch of East Nishnabotna River on a local road
Open to traffic
Branch Fabius Creek Bridge (Davis County, Iowa)
Built 1974
Pony truss bridge over a branch of Fabius Creek on a local road
Open to traffic
Built 1974
Pony truss bridge over a branch of Fabius Creek on a local road
Open to traffic
Branch Laughery Creek Bridge (Ripley County, Indiana)
Built 1974
Arch bridge over a branch of Laughery Creek on CR 350 North
Open to traffic
Built 1974
Arch bridge over a branch of Laughery Creek on CR 350 North
Open to traffic
Branch Waco Creek Bridge (Matagorda County, Texas)
Built 1970
Steel arch bridge over Branch Waco Creek on Morrow Avenue in Waco
Open to traffic
Built 1970
Steel arch bridge over Branch Waco Creek on Morrow Avenue in Waco
Open to traffic
Bread Springs Wash Bridge (McKinley County, New Mexico)
Built 1976
Pony truss bridge over Bread Springs Wash on CR 2
Open to traffic
Built 1976
Pony truss bridge over Bread Springs Wash on CR 2
Open to traffic
Broken Kettle Creek Bridge (Plymouth County, Iowa)
Built 1976
Pony truss bridge over Broken Kettle Creek on a local road
Open to traffic
Built 1976
Pony truss bridge over Broken Kettle Creek on a local road
Open to traffic
Brushy Creek Bridge (Guthrie County, Iowa)
Built 1976
Through truss bridge over Brushy Creek on a local road
Open to traffic
Built 1976
Through truss bridge over Brushy Creek on a local road
Open to traffic
Buck Creek Bridge (Cass County, Iowa)
Built 1974
Pony truss bridge over Buck Creek on a local road
Open to traffic
Built 1974
Pony truss bridge over Buck Creek on a local road
Open to traffic
Buck Creek Bridge (Cass County, Iowa)
Built 1974
Through truss bridge over Buck Creek on a local road
Open to traffic
Built 1974
Through truss bridge over Buck Creek on a local road
Open to traffic
Buck Creek Bridge (Audubon County, Iowa)
Built 1975
Pony truss bridge over Buck Creek on a local road
Open to traffic
Built 1975
Pony truss bridge over Buck Creek on a local road
Open to traffic
Buckeye Campground Bridge (Mono County, California)
Built 1978; rehabilitated 1988
Pony truss bridge over Buckeye Creek on Buckeye Campground
Open to traffic
Built 1978; rehabilitated 1988
Pony truss bridge over Buckeye Creek on Buckeye Campground
Open to traffic
Bunker Hill Road Bridge (Jones County, Iowa)
Built 1977
Pony truss bridge over Bears Creek on Bunker Hill Road
Open to traffic
Built 1977
Pony truss bridge over Bears Creek on Bunker Hill Road
Open to traffic
Cable Creek Road Bridge (Umatilla County, Oregon)
Built 1975
Through truss bridge over Camas Creek on Cable Creek Road
Open to traffic
Built 1975
Through truss bridge over Camas Creek on Cable Creek Road
Open to traffic
Caddo Creek Bridge (Carter County, Oklahoma)
Built 1977
Pony truss bridge over Caddo Creek on N3190
Open to traffic
Built 1977
Pony truss bridge over Caddo Creek on N3190
Open to traffic
Cairo I-57 Bridge (Alexander County, Illinois)Built 1978
Steel through arch bridge carrying I-57 over the Mississippi River at Cairo
Open to four lanes of traffic
Campus Drive Bridge (Racine County, Wisconsin)
Built 1970
Concrete arch bridge over Wind Point Creek on Campus Drive in Wind Point
Open to traffic
Built 1970
Concrete arch bridge over Wind Point Creek on Campus Drive in Wind Point
Open to traffic
Cane Creek CR 408 Bridge (Butler County, Missouri)Built 1972
Wooden deck bridge over Cane Creek on CR 408 just north of CR 410
Open to one-lane traffic
Canon Del Camino Bridge (Sandoval County, New Mexico)
Built 1975
Deck truss bridge over Canon Del Camino on CR S-35
Open to traffic
Built 1975
Deck truss bridge over Canon Del Camino on CR S-35
Open to traffic
Cape County Road 274 Bridge (Cape Girardeau County, Missouri)Built 1978
Two-span stringer bridge with wooden deck over a drainage ditch on CR 274 at the Cape-Stoddard county line
Replaced by a new bridge
Captain William Moore Bridge (Skagway-Hoonah-Angoon Census Area, Alaska)
Built 1976
Cable-stayed bridge over Captain William Moore Creek on Klondike Highway in Skagway
Open to traffic
Built 1976
Cable-stayed bridge over Captain William Moore Creek on Klondike Highway in Skagway
Open to traffic
Caroll C. Cropper Bridge (Boone County, Kentucky)
Built 1976
Through truss bridge over Ohio River on I-275
Open to traffic
Built 1976
Through truss bridge over Ohio River on I-275
Open to traffic
Caruthersville Bridge (Pemiscot County, Missouri)Built 1976; rehabilitated 1987
Continuous through truss over the Mississippi River on I-155, southeast of Caruthersville
Open to four lanes of traffic
Cedar Creek Bridge Route M (Washington County, Missouri)Built 1972
Steel stringer bridge over Cedar Creek on Route M
Open to traffic
Chippewa River Bridge (Chippewa County, Wisconsin)
Built 1971
Steel through arch bridge over Chippewa River on Bridge Street (WI 64) in Cornell
Open to traffic
Built 1971
Steel through arch bridge over Chippewa River on Bridge Street (WI 64) in Cornell
Open to traffic
Church Street Bridge (Linn County, Oregon)
Built 1976
Through truss bridge over North Santiam River on Church Street in Idanha
Open to traffic
Built 1976
Through truss bridge over North Santiam River on Church Street in Idanha
Open to traffic
Clark Lane Bridge (Union County, Illinois)Built 1973; rehabilitated 1986; replaced 2005
Lost wooden deck bridge over Dutch Creek on Clark Lane (TR 72), 1 mi. southwest of Jonesboro
Replaced by modern bridge
Clay Wade Bailey Bridge (Hamilton County, Ohio)
Built 1974
Through truss bridge over Ohio River on US 25/US 42/US 127 in Cincinnati
Open to traffic
Built 1974
Through truss bridge over Ohio River on US 25/US 42/US 127 in Cincinnati
Open to traffic
Clear Spring Creek Bridge (Jackson County, Indiana)
Built 1972
Arch bridge over Clear Spring Creek on CR 75 South
Open to traffic
Built 1972
Arch bridge over Clear Spring Creek on CR 75 South
Open to traffic
Cliff Avenue Bridge (Minnehaha County, South Dakota)Built 1973
Bridge over Big Sioux Rv on Cliff Avenue S of E 12th Street in Sioux Falls
Open to traffic
Columbia River Bridge (Benton County, Washington)
Built 1978
Cable-stayed bridge over Columbia River on WA 397 in Kennewick
Open to traffic
Built 1978
Cable-stayed bridge over Columbia River on WA 397 in Kennewick
Open to traffic
Cowlitz River Bridge (Cowlitz County, Washington)
Built 1973
Through truss bridge over Cowlitz River on WA 432 in Kelso
Open to traffic
Built 1973
Through truss bridge over Cowlitz River on WA 432 in Kelso
Open to traffic
Cox Bridge (Jackson County, Minnesota)Built 1979. Previous bridge was a 6-panel Pratt through truss bridge with A-frame portal bracings and 45° heel strut bracings. Built in 1900
Steel stringer bridge over Des Moines River on Twp 131
Open to traffic
CR 13 Bridge (McKinley County, New Mexico)
Built 1976
Pony truss bridge over an unnamed Waterway on CR 13 in Twin Lakes
Open to traffic
Built 1976
Pony truss bridge over an unnamed Waterway on CR 13 in Twin Lakes
Open to traffic
CR 23 Bridge (McKinley County, New Mexico)
Built 1975
Pony truss bridge over Unnamed Waterway on CR 23
Open to traffic
Built 1975
Pony truss bridge over Unnamed Waterway on CR 23
Open to traffic
CR 4 Bridge No. 1 (McKinley County, New Mexico)
Built 1977
Pony truss bridge over Big House Canyon on CR 4
Open to traffic
Built 1977
Pony truss bridge over Big House Canyon on CR 4
Open to traffic
CR 4 Bridge No. 3 (McKinley County, New Mexico)
Built 1975
Pony truss bridge over an unnamed waterway on CR 4
Open to traffic
Built 1975
Pony truss bridge over an unnamed waterway on CR 4
Open to traffic
Crooked Creek Bridge (Cass County, Iowa)
Built 1977
Pony truss bridge over Crooked Creek on a local road
Open to traffic
Built 1977
Pony truss bridge over Crooked Creek on a local road
Open to traffic
Curtis Creek Bridge (Baltimore, Maryland)
Built 1974; rehabilitated 2003
Bascule bridge over Curtis Creek on IS 695 Outer Lanes in Baltimore
Open to traffic
Built 1974; rehabilitated 2003
Bascule bridge over Curtis Creek on IS 695 Outer Lanes in Baltimore
Open to traffic
Curtis Creek Bridge (Baltimore, Maryland)
Built 1978; rehabilitated 2003
Bascule bridge over Curtis Creek on I-695 Inner Lanes in Baltimore
Open to traffic
Built 1978; rehabilitated 2003
Bascule bridge over Curtis Creek on I-695 Inner Lanes in Baltimore
Open to traffic
Dent Bridge (Clearwater County, Idaho)
Built 1971
Suspension bridge over North Fork Clearwater River on STC 4783
Open to traffic
Built 1971
Suspension bridge over North Fork Clearwater River on STC 4783
Open to traffic
Dibble Creek Bridge (Fayette County, Iowa)
Built 1971
Pony truss bridge over Dibble Creek on a local road
Open to traffic
Built 1971
Pony truss bridge over Dibble Creek on a local road
Open to traffic
Dibble Hill Road Bridge (Litchfield County, Connecticut)
Built 1970
Steel arch bridge over Mill Brook on Dibble Hill Road in Cornwall
Open to traffic
Built 1970
Steel arch bridge over Mill Brook on Dibble Hill Road in Cornwall
Open to traffic
Durnam Road Bridge (Gallatin County, Montana)
Built 1970
Truss bridge over Gallatin River on Durnam Road
Open to traffic
Built 1970
Truss bridge over Gallatin River on Durnam Road
Open to traffic
E. Michigan Street Bridge (Milwaukee County, Wisconsin)
Built 1978
Vertical lift bridge over Milwaukee River on E. Michigan Street in Milwaukee
Open to traffic
Built 1978
Vertical lift bridge over Milwaukee River on E. Michigan Street in Milwaukee
Open to traffic
E. Pleasant Street Bridge (Milwaukee County, Wisconsin)
Built 1972
Vertical lift bridge over Milwaukee River on E. Pleasant Street in Milwaukee
Open to traffic
Built 1972
Vertical lift bridge over Milwaukee River on E. Pleasant Street in Milwaukee
Open to traffic
East 102 River Bridge (Taylor County, Iowa)
Built 1971; rehabilitated 1990
Through truss bridge over East 102 River on a local road
Open to traffic
Built 1971; rehabilitated 1990
Through truss bridge over East 102 River on a local road
Open to traffic
East Biscayne Bay Bridge (Miami-Dade County, Florida)
Built 1973
Pair of bascule bridges over East Biscayne Bay on FL 934 in Miami Beach
Open to traffic
Built 1973
Pair of bascule bridges over East Biscayne Bay on FL 934 in Miami Beach
Open to traffic
East Branch Rock Creek Bridge (Somerset County, Maryland)
Built 1976
Wooden bridge over East Branch of Rock Creek on MD 363
Open to traffic
Built 1976
Wooden bridge over East Branch of Rock Creek on MD 363
Open to traffic
East Fork East Nodaway River Bridge (Adams County, Iowa)
Built 1974
Pony truss bridge over East Fork East Nodaway River on a local road
Open to traffic
Built 1974
Pony truss bridge over East Fork East Nodaway River on a local road
Open to traffic
East Nishnabotna River Bridge (Audubon County, Iowa)
Built 1971
Pony truss bridge over E Nishnabotna River on a local road
Open to traffic
Built 1971
Pony truss bridge over E Nishnabotna River on a local road
Open to traffic
East Nishnabotna River Bridge (Audubon County, Iowa)
Built 1971
Pony truss bridge over East Nishnabotna River on a local road
Open to traffic
Built 1971
Pony truss bridge over East Nishnabotna River on a local road
Open to traffic
East Nishnabotna River Bridge (Audubon County, Iowa)
Built 1971
Pony truss bridge over East Nishnabotna River on a local road
Open to traffic
Built 1971
Pony truss bridge over East Nishnabotna River on a local road
Open to traffic
East Nodaway River Bridge (Adams County, Iowa)
Built 1977
Pony truss bridge over East Nodaway River on a local road
Open to traffic
Built 1977
Pony truss bridge over East Nodaway River on a local road
Open to traffic
East Nodaway River Bridge (Adams County, Iowa)
Built 1976
Pony truss bridge over East Nodaway River on a local road
Open to traffic
Built 1976
Pony truss bridge over East Nodaway River on a local road
Open to traffic
East River Bridge (Taylor County, Iowa)
Built 1977
Pony truss bridge over East River on a local road
Open to traffic
Built 1977
Pony truss bridge over East River on a local road
Open to traffic
Eight Mile Creek Bridge (Butler County, Kansas)Built 1974
Pony truss bridge over Eight Mile Creek, 1.8 mi. west and 2.0 mi. south of Douglass
Open to traffic
Elkhorn Creek Bridge (Audubon County, Iowa)
Built 1973
Pony truss bridge over Elkhorn Creek on a local road
Open to traffic
Built 1973
Pony truss bridge over Elkhorn Creek on a local road
Open to traffic
Elwha River Bridge (Clallam County, Washington)
Built 1972
Concrete arch bridge over Elwha River on WA 112
Open to traffic
Built 1972
Concrete arch bridge over Elwha River on WA 112
Open to traffic
Estherwood Bridge (Acadia Parish, Louisiana)
Built 1975
Swing bridge over Bayou Plaq. Brule on LA 91 at Estherwood
Open to traffic
Built 1975
Swing bridge over Bayou Plaq. Brule on LA 91 at Estherwood
Open to traffic
Fink Creek Foot Bridge (Gilmer County, West Virginia)
Built 1970
Suspension bridge over Fink Creek
Open to pedestrians only
Built 1970
Suspension bridge over Fink Creek
Open to pedestrians only
Fiquerdo Wash Bridge (McKinley County, New Mexico)
Built 1976
Truss bridge over Fiquerdo Wash on BIA N9504
Open to traffic
Built 1976
Truss bridge over Fiquerdo Wash on BIA N9504
Open to traffic
FL 401 Bridge (Brevard County, Florida)
Built 1972
Bascule bridge over Service Road & Canal on FL 401 in Cape Canaveral
Open to traffic
Built 1972
Bascule bridge over Service Road & Canal on FL 401 in Cape Canaveral
Open to traffic
Fox River Bridge (Winnebago County, Wisconsin)
Built 1973
Bascule bridge over Fox River on US 45 (S. Main Street) in Oshkosh
Open to traffic
Built 1973
Bascule bridge over Fox River on US 45 (S. Main Street) in Oshkosh
Open to traffic
Fox River Bridge (Brown County, Wisconsin)
Built 1979; rehabilitated 1980
Steel through arch bridge over Fox River on I-43 in Green Bay
Open to traffic
Built 1979; rehabilitated 1980
Steel through arch bridge over Fox River on I-43 in Green Bay
Open to traffic
Fox River Bridge (Brown County, Wisconsin)
Built 1973
Bascule bridge over Fox River on Mason Street (WI 54) in Green Bay
Open to traffic
Built 1973
Bascule bridge over Fox River on Mason Street (WI 54) in Green Bay
Open to traffic
Fremont Bridge (Multnomah County, Oregon)
Built 1973
Steel through arch bridge over Willamette River on I-405 in Portland
Open to traffic
Built 1973
Steel through arch bridge over Willamette River on I-405 in Portland
Open to traffic
French Creek Road Bridge (Siskiyou County, California)
Built 1975
Pony truss bridge over North Fork French Creek on French Creek Road
Open to traffic
Built 1975
Pony truss bridge over North Fork French Creek on French Creek Road
Open to traffic
Front Street Bridge (Freeborn County, Minnesota)Built 1976 as part of the Front Street Development Project
Stringer bridge over Shell Rock River on Front Street in Albert Lea
Open to traffic