Structurally deficient

Black Rock Bridge (Lawrence County, Arkansas)
Built 1949 by the Massman Construction Company
Twelve-span deck truss bridge on US 63/US 412 over Black River and AR 25 at Black Rock
Open to two-lane traffic

Black Squirrel Creek Bridge (El Paso County, Colorado)
Built 1935
Through truss bridge over Black Squirrel Creek on US 24 near Peyton
Open to two-lane traffic on a major highway

Black Vermillion River Minor 24.1-U.0 Bridge (Marshall County, Kansas)
Built ca. 1910
Through truss bridge over Black Vermillion River on Minor 24.1-U.0, 1.5 mi. west of Vliets
Open to traffic

Black's Mill Bridge (Delaware County, Indiana)
Built 1925; rehabilitated 1979
Two-span pony truss bridge over Mississinewa River on CR 700 North
Closed to all traffic

Blakeman Bridge (Coles County, Illinois)
Built 1907 by the Mercantile Bridge Co.
Three-span arch bridge over Embarras River on TR 193 (Old IL 130)
Open to traffic

Blanchette Bridge (St. Charles County, Missouri)
Westbound bridge built 1958; eastbound bridge built 1978
Pair of cantilevered through truss bridges over the Missouri River on I-70 at St. Charles
Open to traffic

Bloomington Road (Proclamation Lincoln Highway) Bridge (Linn County, Iowa)
Built 1925
Through truss bridge over Big Creek on Bloomington Road, old Lincoln Highway
Open to traffic as of June, 2006

Blue River US 40 Bridge (Jackson County, Missouri)
Built 1933; rehabilitated 1991
Steel through arch bridge over Blue River on US 40 in Kansas City
Open to four-lane traffic

Blue Rock Road Bridge (Hamilton County, Ohio)
Built 1914; rehabilitated 1970; closed Nov. 2001
Lost through truss bridge over the Miami River on Blue Rock Road at New Baltimore
Demolished Oct. 11, 2006

Bluff Dale Suspension Bridge (Erath County, Texas)
Built 1890 by the Runyon Bridge Co.; relocated 1934
Cable-stayed bridge over Puluxy River on CR 149 (Berry's Creek Road)
Open to pedestrians only

Bluff Hall Bridge (Adams County, Illinois)
Built 1905; made obsolete by new bridge in 1941
Pony truss bridge over Harkness Creek at Bluff Hall just off IL 57
Open to one-lane traffic

BNSF RR Bridge (Barton County, Missouri)
Built 1930
Concrete tee beam bridge over BNSF RR on SE 1st Lane (old US 71) in Lamar Heights
Open to traffic

Board Camp Creek Bridge (Polk County, Arkansas)
Built 1915
Closed pony truss bridge over Board Camp Creek on CR 657
Closed to traffic

Boat Dock Road Bridge (Madison County, Alabama)
Built 1925
Through truss bridge over Aldridge Creek on Boat Dock Road in Huntsville
Open to traffic

Bois Brule Creek CR 212 Bridge (Perry County, Missouri)
Pony truss bridge over Bois Brule Creek south of Belgique on CR 212
Open to traffic on a gravel road with a 6 ton weight limit

Bois D'Arc Bridge or Little Walnut River Bridge (Butler County, Kansas)
Built 1885
Through truss bridge over Little Walnut River, 3.8 mi. east and 0.5 mi. north of Gordon
Open to traffic

Bollinger County Road 640 Bridge (Bollinger County, Missouri)
Built 1949
Wooden trestle over Old Channel Castor River on CR 640, west of Brownwood
Open to traffic

Boner Road Bridge (Warrick County, Indiana)
Built 1866
Bowstring through truss bridge over Little Pigeon Creek on Boner Road
Open to traffic

Bonpas Creek Bridge (Richland County, Illinois)
Built ca. 1909
Pony truss bridge over Bonpas Creek on TR 261, 2.25 mi. northwest of Berryvl
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

Borrow Ditch Bridge (Deuel County, Nebraska)
Built 1935
Timber stringer bridge over Borrow Ditch on Maple Street in Big Springs
Closed to all traffic

Bostick Road Bridge (Allen County, Indiana)
Built 1894 by the Canton Bridge Co.; closed April 2004
Through truss bridge over St. Marys River on Bostick Road in Fort Wayne
Closed to traffic

Boyd Bridge (Decatur County, Indiana)
Built 1915 by the Pan American Bridge Co. over Sand Creek on CR 700S; relocated in 2006
Relocated through truss bridge in Greensburg city park
Open to pedestrians only

Brackenridge Park Bridge (Bexar County, Texas)
Built 1890 by the Berlin Iron Bridge Co.
Lenticular through truss bridge over San Antonio River on Brackenridge Road in San Antonio
Open to two-lane traffic

Branch Brush Creek Bridge (Owen County, Indiana)
Built ca. 1930
Pony truss bridge over a branch of Brush Creek on CR 750 South
Open to traffic

Branch Canville Creek Bridge (Neosho County, Kansas)
Built 1903by A. M. Blodgett, Kansas City, MO
Pony truss bridge over a branch of Canville Creek on 3-18.4 Local, 3.4 mi. east and 1.0 mi. north of Odense
Open to traffic

Branch Crooked Creek Bridge (Jefferson County, Kansas)
Pony truss bridge over a branch of Crooked Creek on Saline Road, 2.3 mi. south and 3.0 mi. east of Nortonville
Closed to all traffic

Branch Fox Creek MO 79 Bridge (Pike County, Missouri)
Built 1936
Stringer bridge with concrete balustrades over a branch of Fox Creek on MO 79
Open to traffic

Branch Green Creek Bridge (Shelby County, Illinois)
Built 1909; rehabilitated 1979
Steel stringer bridge over Green Creek Branch on TR 385
Open to traffic

Branch Marias Des Cygnes Bridge (Miami County, Kansas)
Pony truss bridge over a branch of Marias Des Cygnes, 2.4 mi. north and 1.0 mi. east of Beagle
Open to traffic

Branch Mill Creek Old US 67 Bridge (Madison County, Missouri)
Built 1921
Concrete slab bridge over a branch of Mill Creek on CR 401 (Old US 67)
Open to traffic

Branch Missouri River Bridge (Doniphan County, Kansas)
Built ca. 1920
Pony truss bridge over a branch of Missouri River, 1.2 mi. east of Doniphan
Open to traffic

Branch Neosho River (Ogeese Creek) Bridge (Neosho County, Kansas)
Built 1905 by A.M. Blodgett, Kansas City, MO.
Lost pony truss bridge over a branch of Neosho River, 0.5 mi. west and 3.9 mi. south of Erie
Destroyed by severe storm.

Branch Pollard Ditch Bridge (Sullivan County, Indiana)
Built 1925
Arch bridge over Branch of Pollard Ditch on S. County Line Road
Open to traffic

Branch Rabbit Creek Bridge (Miami County, Kansas)
Built 1915
Pony truss bridge over a branch of Rabbit Creek, 3.5 mi. south and 0.3 mi. west of Louisburg
Open to traffic

Branch South Wea Creek Bridge (Miami County, Kansas)
Built ca. 1910
Pony truss bridge over a branch of South Wea Creek, 2.6 mi. south and 6.0 mi. west of Louisburg
Open to traffic

Brazil Creek Bridge (Washington County, Missouri)
Built 1963
Bridge over Brazil Creek on Route W
Open to traffic

Breneman Road Bridge (Lancaster County, Pennsylvania)
Built 1938
Pony truss bridge over Calamus Run on Breneman Road
Open to traffic

Bridal Veil Creek Bridge (Multnomah County, Oregon)
Built 1914
Girder bridge over Bridal Veil Creek on Historical Columbia River Highway (HWY 100) in Bridal Veil
Open to traffic

Bridge 81 (Carroll County, Indiana)
Built 1903
Pony truss bridge over Paint Creek on CR 150 East
Will be replaced by a modern bridge in fall of 2008 (possibly moved for use as a pedestrian bridge over the Old Wabash & Erie Canal)

Bridge 87 (Carroll County, Indiana)
Built 1932 as a State Highway Bridge - relocated in 1968 to current location
Pony truss bridge over Deer Creek on Meridian Road
Open to traffic

Bridge Street Bridge (Cascade County, Montana)
Built 1922
Pony truss bridge over Belt Creek on Bridge Street in Belt
Open to traffic

Broadway Bridge (Pulaski County, Arkansas)
Completed March 1923 as a five-span open-spandrel arch bridge. Two spans replaced with a single steel through arch span in 1974.
Through arch bridge over the Arkansas River on US 70 (Broadway Street) at Little Rock in North Little Rock
Open to traffic

Broadway Street Viaduct (La Salle County, Illinois)
Built 1930; rehabilitated 1976
Pony truss bridge over BNSF railyard on Broadway Street in Streator
Open to traffic

Bronx Whitestone Bridge (Bronx County, New York)
Opened to traffic April 29, 1939
Suspension bridge over East River on I-678 in New York
Open to six lanes of traffic

Brooklyn Bridge (Kings County, New York)
Opened to traffic May 24, 1883
Suspension bridge over East River between Manhattan and Brooklyn in New York
Open to traffic

Brown Memorial Park Bridge No. 1 (Dickinson County, Kansas)
Built ca. 1920
Pony truss bridge over a branch of Turkey Creek in Brown Memorial Park
Open to traffic

Brown Memorial Park Bridge No. 2 (Dickinson County, Kansas)
Built ca. 1930
Bedstead pony truss bridge over a branch of Turkey Creek in Brown Memorial Park
Open to traffic

Brown's Canyon Bridge (Chaffee County, Colorado)
Built 1908
Two-span concrete deck girder bridge over Arkansas River on CR 191 at Stone Bridge Access Park
Open to traffic, but road only goes to private land

Browning-McKinneysburg Road Bridge (Pendleton County, Kentucky)
Main span built 1892; damaged by flooding 1997, rebuilt 1998
Through truss bridge over Licking River on Browning-McKinneysburg Road (CR 1117)
Open to one-lane traffic

Brush Creek Bridge (Jasper County, Illinois)
Built 1909
Arch bridge over Brush Creek on TR 186A, 0.75 mi. east of Newton
Open to traffic

Brush Creek Bridge (Polk County, Missouri)
Built 1908
Pony truss bridge over Brush Creek on 310th Road, northwest of Humansville
Open to traffic

Brushy Bayou Road Bridge (Palo Alto County, Iowa)
Built 1919 in conjunction with the West Fork Des Moines River rechanneling project
Abandoned through truss bridge over New Channel West Fork Des Moines River on Brushy Bayou Road
Closed to all traffic

Bryant Bottom Bridge (Cooper County, Missouri)
Built 1908 by the Missouri Bridge & Iron Co. of St. Louis; demolished 2005
Lost through truss bridge over Lamine River on Bryant Bottom Road
Demolished to make room for replacement bridge

Bryants Creek MO 79 Bridge (Pike County, Missouri)
Built 1935
Pony plate girder bridge over Bryants Creek on MO 79
Open to two-lane traffic

Buck Creek Bridge (Shelby County, Indiana)
Built 1889, to be rehabbed soon
Through truss bridge over Buck Creek on CR 875 West
Open to traffic

Buck Creek Bridge (Greene County, Indiana)
Built 1905
Pony truss bridge over Buck Creek on CR 100 South
Open to traffic

Buck Run Creek Bridge (Bourbon County, Kansas)
Built 1925
Through arch bridge over Buck Run Creek, 1.0 mi. west and 0.9 mi. south of Garland
Open to traffic

Buckeye Creek US 61 Bridge (Cape Girardeau County, Missouri)
Built 1922
Pony truss bridge over Buckeye Creek on US 61 just south of Hughes Creek Bridge
Open to one-lane traffic

Bucklick School Road Bridge (Franklin County, Missouri)
Built ca. 1920; rehabilitated 1996
Pony truss bridge over Bucklick Creek on Bucklick School Road
Open to one-lane traffic

Buechter Bridge (Miller County, Missouri)
Built ca. 1920 by Joseph Dice
Swinging bridge over Tavern Creek on Buechter Bridge Road (CR A-16) southwest of St. Anthony
Open to traffic with a 2 ton weight limit

Buffalo Creek Bridge (Polk County, Arkansas)
Built 1915
Pony truss bridge over Buffalo Creek on CR 288
Open to one-lane traffic

Buffalo Creek Bridge (McDonald County, Missouri)
Built 1930
Concrete tee beam bridge over Buffalo Creek on MO 43
Open to traffic

Buffalo Creek Bridge (Jewell County, Kansas)
Built ca. 1910
Through truss bridge over Buffalo Creek, 0.6 mi. south and 2.0 mi. east of Randall
Open to traffic

Bullfoot Creek Bridge (Lincoln County, Kansas)
Built 1911
Pony truss bridge over Bullfoot Creek, 3.8 mi. west and 3.3 mi. south of Lincoln
Open to traffic

Burnett School Road Bridge (Boone County, Missouri)
Built 1909 by Stupp Brothers Bridge & Iron Co.
Through truss bridge over Cedar Creek on Burnett School Road
Open to traffic

Burnetts Creek Arch (Carroll County, Indiana)
Built ca. 1840
Stone arch bridge over Burnetts Creek on Towpath Road
Open to traffic

Busseron Creek Bridge (Knox County, Indiana)
Built 1895
Through truss bridge over Busseron Creek on CR 1100 North
Closed to all traffic

Busseron Creek Bridge (Sullivan County, Indiana)
Built 1899
Through truss bridge over Busseron Creek on CR 300 South
Abandoned with portions of deck missing

Butcher's Mill Covered Bridge (Lancaster County, Pennsylvania)
Built 1891
Covered bridge over Cocalico Creek on Cocalico Creek Road in Reamstown
Open to traffic

Butler Bridge (Miami County, Indiana)
Built 1903; rehabilitated 1982
Through truss bridge over Eel River on CR 950 North
Open to traffic

Butler Valley Road Bridge (Humboldt County, California)
Built 1937; rehabilitated 1965
Concrete arch bridge over Mad River on Butler Valley Road
Open to traffic

Byrd Creek Route D Bridge (Cape Girardeau County, Missouri)
Built 1954
Pony truss bridge over Byrd Creek on Route D northwest of Jackson
Open to two-lane traffic

Cache River AR 226 Bridge (Craighead County, Arkansas)
Built 1931
Pony truss bridge over Cache River on AR 226
Open to two-lane traffic

Cache River Ditch CR 324 Bridge (Clay County, Arkansas)
Built 1923
Pony truss bridge over Cache River Ditch #1 on CR 324
Open to traffic

Calhoun Street Bridge (Bucks County, Pennsylvania)
Built 1884 by the Phoenix Bridge Co.
Through truss bridge over Delaware River on PA 32/NJ 29 in Morrisville
Open to traffic

Camp Creek IN 7 Bridge (Jefferson County, Indiana)
Built 1925; rehabilitated and widened in 1965
Concrete arch bridge over Camp Creek on IN 7 in Dupont
Open to traffic

Campbell-White Bridge (Quitman County, Mississippi)
Built 1953
Through truss bridge over Coldwater River on MS 322
Open to traffic

Canal Street Bridge (Cook County, Illinois)
Built 1948
Bascule bridge over South Branch Chicago River on Canal Street in Chicago
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

Cane Creek CR 410 Truss Bridge (Butler County, Missouri)
Built ca. 1920 by Miller & Borcherding
Lost pony truss bridge over Cane Creek on CR 410
Demolished Fall 2006 to make room for a replacement bridge

Cane Creek MO 158 Bridge (Butler County, Missouri)
Built 1937
Pony plate-girder bridge over Cane Creek on MO 158 at Harviell
Open to one-lane traffic

Caney Creek Bridge (Grayson County, Kentucky)
Built 1935
Pony truss bridge over Caney Creek on Coon Hollow Road
Closed to all traffic

Caney River Bridge (Chautauqua County, Kansas)
Built ca. 1930
Through truss bridge over Caney River, 0.5 mi. east of Cedarvale
Closed to all 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

Carey's Ford Bridge (Miami County, Kansas)
Built 1909 by the Kansas City Bridge Co.; made obsolete by new bridge 2008, but remains open
Through truss bridge over Marais Des Cygnes River on 335th Street, southeast of Stanton
Open to traffic

Cascade Bridge (Des Moines County, Iowa)
Built 1896; rehabilitated 1960
Deck truss bridge over Cascade Ravine on S. Main Street in Burlington
Open to traffic

Case Road Bridge (Warren County, Missouri)
Built ca. 1910
Lost pony truss bridge over Loutre Slough on Case Road just off MO 94
Replaced by a new bridge

Caston Creek Bridge (Le Flore County, Oklahoma)
Built ca. 1920
Through truss bridge over Caston Creek on 4026C
Open to traffic

Caston Creek US 270 Bridge (Le Flore County, Oklahoma)
Built 1951
Through truss bridge over Caston Creek on US 270 in Poteau
Open to traffic

Castor River CR 252 Bridge (Madison County, Missouri)
Built 1911
Low-water concrete slab bridge over Castor River on CR 252
Open to traffic

Castor River Route V Bridge (Stoddard County, Missouri)
Built 1937
Stringer bridge over Castor River on Route V, south of Sturdivant
Open to one-lane traffic

Cavanaugh Bridge (Jackson County, Indiana)
Built 1899; closed to traffic in Sept. 2005
Through truss bridge over Muscatatuck River on CR 550 West
Closed to all traffic

Cavehill Road Arch Bridge (Ripley County, Indiana)
Built ca. 1910
Two-span concrete arch bridge over Laughery Creek on Cavehill Road
Open to one-lane traffic

Cedar Bluff Bridge (Monroe County, Missouri)
Built ca. 1910
Through truss bridge over Elk Fork Salt River on CR 857
Open to one-lane traffic

Cedar Creek Bridge (Jefferson County, Kentucky)
Built ca. 1940
Concrete arch bridge over Cedar Creek on Fairmount Road
Open to traffic

Cedar Creek Bridge (Dade County, Missouri)
Built ca. 1920
Small two-span concrete arch bridge over Cedar Creek on CR 42
Open to traffic

Cedar Creek Bridge (Chautauqua County, Kansas)
Marsh arch bridge over Cedar Creek, 1.5 mi. east of Elgin
Open to traffic

Cedar Creek MO 32 Bridge (Washington County, Missouri)
Built 1934
Through truss bridge over Cedar Creek on MO 32 near Caledonia
Open to traffic

Cedar Point Bridge (Chase County, Kansas)
Built 1916 by the Missouri Valley Bridge Co.
Through truss bridge over Cottonwood River on Main Street at Cedar Point
Open to traffic