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Design

"Truck-Eating" (11)
10-panel truss (116)
11-panel truss (30)
12-panel truss (27)
14-panel truss (11)
2-panel truss (26)
3-panel truss (110)
4-panel truss (215)
5-panel truss (374)
6-panel truss (405)
7-panel truss (247)
8-panel truss (238)
9-panel truss (106)
A-frame portal (232)
Aqueduct (46)
Arch (9,418)
Arch Lattice Railing (17)
Arched Cantilever Truss (22)
Bailey truss (80)
Ballasted Deck (69)
Baltimore deck truss (14)
Baltimore through truss (148)
Baltimore truss (162)
Balustrade railing (13)
Bascule (559)
Beam (6,046)
Bedstead double-intersection Warren pony truss (68)
Bedstead pony truss (14)
Bedstead Pratt pony truss (242)
Bedstead truss (389)
Bedstead Warren pony truss (77)
Bolted (12)
Bowstring pony truss (127)
Bowstring through truss (87)
Bowstring truss (211)
Brick arch (34)
Burr arch-truss (226)
Bypassed (114)
Cable-stayed (53)
Camelback truss (232)
Cantilevered (241)
Cantilevered truss (221)
Cast iron (51)
Closed-spandrel arch (2,754)
Concrete balustrade (425)
Concrete deck (31)
Concrete girder (520)
Concrete inset railing (134)
Concrete pony arch (34)
Concrete stringer (271)
Concrete tee beam (1,080)
Continuous (899)
Continuous truss (86)
Corrugated deck (519)
Covered (925)
Culvert (385)
Curved (147)
Curved chord through girder (59)
Dam (28)
Deck arch (8,695)
Deck girder (1,800)
Deck removed (11)
Deck truss (953)
Double decker (32)
Double-barreled (15)
Double-intersection Warren deck truss (15)
Double-intersection Warren pony truss (132)
Double-intersection Warren through truss (72)
Double-intersection Warren truss (220)
Ferry (68)
Flared (407)
Floating (14)
Footbridge (36)
Girder (3,236)
Half-hip Pratt pony truss (290)
Howe deck truss (11)
Howe pony truss (36)
Howe through truss (203)
Howe truss (249)
International Border Crossing (11)
K-Parker truss (65)
K-Truss (77)
Kingpost truss (90)
Laced endposts (72)
Lally columns (90)
Lannon Stone (29)
Lattice deck truss (11)
Lattice railing (29)
Lattice through truss (198)
Lattice truss (265)
Lenticular pony truss (34)
Lenticular through truss (22)
Lenticular truss (56)
Long truss (20)
Low water crossing (15)
Luten arch (55)
M-frame portal (30)
Marsh arch (48)
Melan arch (12)
Miller & Borcherding pony truss (13)
Mississippi Landmark (20)
Modern (605)
Movable (1,355)
Multiple Kingpost truss (91)
Multiple span pony truss (11)
Mystery (66)
No guardrails (42)
Open-spandrel arch (582)
Over a mile long (192)
Paddleford truss (19)
Painted blue (39)
Painted green (17)
Painted red (15)
Park (20)
Parker pony truss (300)
Parker through truss (947)
Parker truss (1,267)
Pedestrian Bridge (39)
Pedimented portal bracing (29)
Pegram truss (12)
Pennsylvania truss (308)
Phoenix columns (28)
Pin-connected (1,519)
Plate girder (2,250)
Polygonal Warren pony truss (356)
Polygonal Warren pony truss with all verticals (22)
Polygonal Warren pony truss with alternating verticals (69)
Polygonal Warren through truss (301)
Polygonal Warren through truss with all verticals (53)
Polygonal Warren through truss with alternating verticals (20)
Polygonal Warren truss (739)
Pontoon (14)
Pony truss (13,216)
Pratt deck truss (169)
Pratt pony truss (2,341)
Pratt through truss (3,166)
Pratt truss (5,658)
Quadrangular lattice through truss (80)
Queenpost truss (157)
Rail-and-Road (24)
Railroad (4,070)
Railroad overpass (39)
Rainbow arch (195)
Relocated (364)
Ribbed closed-spandrel arch (21)
Rigid frame (198)
Riveted (1,011)
S Bridge (15)
Scherzer-type rolling lift (12)
Skewed (4,080)
Slab (621)
Smith truss (27)
Span length 100-125 feet (3,299)
Span length 125-175 feet (2,954)
Span length 175-250 feet (1,483)
Span length 25-50 feet (10,053)
Span length 250-500 feet (863)
Span length 50-75 feet (6,995)
Span length 500-1000 feet (313)
Span length 75-100 feet (4,718)
Span length over 1000 feet (105)
Span length under 25 feet (4,081)
State line crossing (513)
Steel arch (293)
Steel grate deck (382)
Steel rigid frame (21)
Steel stringer (2,325)
Steel through arch (175)
Steel trestle (18)
Stone arch (1,927)
Suspended Deck Through Truss (21)
Suspension (278)
Swing (534)
Tall Bridges (71)
Through girder (1,134)
Through truss (9,205)
Tied Arch (41)
Timber arch (17)
Timber stringer (1,858)
Timber Trestle (14)
Total length 100-125 feet (3,633)
Total length 1000-2500 feet (1,213)
Total length 125-175 feet (4,136)
Total length 175-250 feet (2,789)
Total length 25-50 feet (7,628)
Total length 250-500 feet (3,371)
Total length 50-75 feet (6,896)
Total length 500-1000 feet (1,805)
Total length 75-100 feet (4,795)
Total length over 2500 feet (587)
Total length under 25 feet (1,401)
Town lattice truss (116)
Trail (12)
Trestle (14)
Triple-intersection lattice through truss (16)
Truss (23,566)
Tunnel (542)
Two-angle steel (18)
Uncovered wooden truss (31)
Vertical endposts (21)
Vertical lift (275)
Warren deck truss (337)
Warren deck truss with all verticals (31)
Warren pony truss (1,987)
Warren pony truss with all verticals (139)
Warren pony truss with alternating verticals (164)
Warren pony truss with no verticals (19)
Warren through truss (926)
Warren through truss with all verticals (143)
Warren through truss with alternating verticals (15)
Warren through truss with sub-panels (33)
Warren truss (3,957)
Whipple truss (154)
Widened (11)
Wooden deck (5,398)
Wooden railroad overpass (34)
Wrought iron (225)

Status

Abandoned (1,371)
Available for reuse (162)
Closed (2,071)
Collapsed (74)
Destroyed by collision (11)
Destroyed by fire (48)
Destroyed by flood (102)
Destroyed by storm (13)
Doomed (799)
Formerly NR-eligible (264)
Formerly NR-listed (87)
Functionally obsolete (7,038)
HAER documented (781)
Have diagram (35)
Have street view (9,889)
Historic Civil Engineering Landmark (41)
In storage (76)
Inundated (19)
Lost (10,359)
Missing deck (30)
National Historic Landmark (12)
Non-Select (301)
NR-contributing (28)
NR-eligible (3,749)
NR-listed (2,353)
One-lane traffic (7,111)
Open (28,309)
Open to Pedestrians (2,084)
Owned by bridge authority (139)
Owned by Bureau of Indian Affairs (21)
Owned by city (3,049)
Owned by college (26)
Owned by Corps of Engineers (43)
Owned by county (16,488)
Owned by federal government (590)
Owned by historical society (36)
Owned by military (36)
Owned by National Forest Service (132)
Owned by National Park Service (253)
Owned by railroad (4,039)
Owned by state (9,807)
Owned by township (1,813)
Owned privately (543)
Preserved (652)
Replaced by new bridge (7,133)
Reserve (27)
Savable (35)
Select (538)
Structurally deficient (16,678)
Sufficiency rating zero (308)
Superstructure replaced (18)
Toll (115)
TRUSS Award 2011 (12)
TRUSS Award 2012 (15)
TRUSS Award 2013 (14)
Under construction (27)
Unknown status (810)

Location

Alabama (498)
Alaska (79)
Arizona (154)
Arkansas (1,219)
California (1,622)
Colorado (406)
Connecticut (265)
Delaware (51)
District of Columbia (54)
Florida (341)
Georgia (386)
Hawaii (103)
Idaho (233)
Illinois (2,499)
Indiana (3,348)
Iowa (3,501)
Kansas (2,280)
Kentucky (671)
Louisiana (518)
Maine (187)
Maryland (423)
Massachusetts (431)
Michigan (609)
Minnesota (916)
Mississippi (454)
Missouri (4,521)
Montana (370)
Nebraska (1,159)
Nevada (45)
New Hampshire (294)
New Jersey (749)
New Mexico (103)
New York (1,767)
North Carolina (305)
North Dakota (447)
Ohio (2,197)
Oklahoma (1,642)
Oregon (689)
Pennsylvania (3,037)
Puerto Rico (29)
Rhode Island (108)
South Carolina (208)
South Dakota (424)
Tennessee (770)
Texas (1,526)
Utah (110)
Vermont (265)
Virginia (540)
Washington (843)
West Virginia (982)
Wisconsin (804)
Wyoming (181)

Builders

A & P Roberts Co. (12)
A.M. Blodgett (18)
American Bridge Co. (449)
Attica Bridge Co. (30)
Austin Bridge Co. (19)
Bellefontaine Bridge & Iron Co. (24)
Berlin Iron Bridge Co. (54)
Bethlehem Steel Co. (50)
Boston Bridge Works (12)
Brackett Bridge Co. (18)
Brookville Bridge Co. (25)
Burk Construction Co. (11)
Cambria Steel Co. (12)
Canton Bridge Co. (140)
Carnegie Steel Co. (26)
Central States Bridge Co. (27)
Champion Bridge Co. (74)
Charles A. Williams (12)
Charles H. Purcell (21)
Chicago Bridge Co. (12)
Civilian Conservation Corps (49)
Clinton Bridge & Iron Works (30)
Coast Bridge Co. (11)
Columbia Bridge Works (25)
Conde B. McCullough (98)
Daniel B. Luten (31)
David B. Steinman (13)
Dean & Westbrook (14)
Decatur Bridge Co. (17)
Detroit Bridge & Iron Works (12)
Dildine Bridge Co. (50)
Edge Moor Bridge Works (11)
Elkhart Bridge & Iron Co. (24)
Fargo Bridge & Iron Co. (13)
Fort Pitt Bridge Works (12)
General Construction Co. (14)
George E. King Bridge Co. (15)
George Pegram (11)
George S. Morison (18)
Glenn S. Paxson (51)
Groton Bridge Co. (33)
H.R. Angwin (15)
Harrington, Howard and Ash (13)
Henry Flagler (20)
Illinois Steel Bridge Co. (57)
Illinois Steel Co. (11)
Indiana Bridge Co. (67)
Indiana State Highway Commission (15)
Indianapolis Bridge Co. (12)
Iowa Bridge Co. (29)
Iowa State Highway Commission (15)
John A. Roebling's Sons Co. (11)
John B. Leonard (21)
Joliet Bridge & Iron Co. (20)
Joseph A. Britton (14)
Joseph Dice (14)
Joseph J. Daniels (25)
Kansas City Bridge & Iron Co. (13)
Kansas City Bridge Co. (106)
Karl P. Billner (14)
Keystone Bridge Co. (21)
King Bridge Co. (160)
King Iron Bridge Co. (36)
Lafayette Bridge Co. (38)
Lafayette Engineering Co. (11)
Lassig Bridge & Iron Works (39)
Lewis W. Metzger (15)
Lindstrom & Feigenson (13)
Luten Bridge Co. (84)
M.E. Gillioz (37)
Marsh Engineering Co. (22)
Massillon Bridge Co. (87)
McClintic-Marshall Co. (18)
Midland Bridge Co. (29)
Miller & Borcherding Bridge Builders (24)
Milwaukee Bridge & Iron Works (13)
Missouri Bridge & Iron Co. (24)
Missouri Valley Bridge & Iron Co. (73)
Missouri Valley Bridge & Iron Works (14)
Modjeski and Masters (11)
Morse Bridge Co. (18)
Mowat Construction Co. (14)
Mt. Vernon Bridge Co. (39)
N.M. Stark & Co. (18)
Nashville Bridge Co. (26)
National Concrete Co. (12)
Nelson & Buchanan (20)
OBEC Consulting Engineers (11)
Ohio Bridge Co. (12)
Oregonia Bridge Co. (15)
Owego Bridge Co. (16)
P.E. Lane (11)
Pacific Bridge Co. (22)
Pan American Bridge Co. (25)
Penn Bridge Co. (35)
Pennsylvania Steel Co. (33)
Phoenix Bridge Co. (43)
Pioneer Construction Co. (26)
Pittsburgh Bridge Co. (19)
Pittsburgh-Des Moines Steel Co. (11)
Pueblo Bridge Co. (16)
Ralph Modjeski (27)
Roanoke Iron & Bridge Works (19)
Rochester Bridge Co. (27)
Smith Bridge Co. (44)
St. Louis Bridge & Iron Co. (13)
Standard Bridge Co. (21)
Strauss Bascule Bridge Co. (26)
Stupp Brothers Bridge & Iron Co. (60)
Sverdrup and Parcel (15)
Tennessee State Highway Department (19)
Toledo Bridge Co. (15)
Topeka Bridge & Iron Co. (21)
U.S. Army Corps of Engineers (11)
Union Bridge Co. (32)
Unknown (12)
Vincennes Bridge Co. (84)
Virginia Bridge & Iron Co. (73)
Virginia Bridge Co. (28)
Waddell & Harrington (18)
Western Bridge Co. (16)
Wisconsin Bridge & Iron Co. (67)
Worden-Allen Co. (15)
Works Progress Administration (146)
Wrought Iron Bridge Co. (195)
York Bridge Co. (20)
Youngstown Bridge Co. (18)

Waterways

Allegheny River (38)
Animas River (14)
Arkansas River (89)
Ashtabula River (18)
Bayou Lafourche (16)
Big River (Missouri) (25)
Big Sioux River (47)
Black River (Missouri-Arkansas) (15)
Blackwater River (Missouri) (12)
Bloody Run Creek (19)
Boone River (14)
Boyer River (28)
Brazos River (19)
Bronx River (25)
Cedar River (Minnesota-Iowa) (80)
Cedar River (Washington) (12)
Chariton River (23)
Charles River (16)
Clackamas River (13)
Clinch River (12)
Colorado River (18)
Colorado River (Texas) (24)
Columbia River (35)
Connecticut River (39)
Cottonwood River (Kansas) (28)
Cowlitz River (14)
Crooked Creek (Skunk River Tributary) (11)
Cumberland River (32)
Cuyahoga River (18)
Deer Creek (Carroll County, Indiana) (13)
Delaware River (42)
Delaware River (Kansas) (13)
Des Moines River (159)
Diversion Channel (Southeast Missouri) (11)
Duck River (Tennessee) (21)
Eel River (California) (20)
Eel River (Northern Indiana) (31)
Embarras River (Illinois) (12)
Erie Canal (91)
Feather River (20)
Floyd River (Iowa) (17)
Fox River (Iowa) (11)
Fox River (to Green Bay, WI) (36)
Gasconade River (12)
Genesee River (20)
Grand River (Iowa-Missouri) (29)
Great Miami River (21)
Green River (Kentucky) (16)
Hackensack River (11)
Hennepin Canal (25)
Hillsborough River (14)
Housatonic River (21)
Hudson River (23)
I&M Canal (20)
Illinois River (46)
Illinois River (Arkansas) (11)
Intracoastal Waterway (80)
Iowa River (60)
James River (Dakotas) (23)
Joachim Creek (Jefferson County, Missouri) (12)
John Day River (14)
Kanawha River (15)
Kankakee River (28)
Kansas River (25)
Kaskaskia River (25)
Kentucky River (38)
Kickapoo Creek (22)
Kishwaukee River (21)
Klamath River (14)
Lamine River (Missouri) (12)
Licking River (Kentucky) (14)
Little Red River (Arkansas) (11)
Little Sioux River (43)
Los Angeles River (33)
Mackinaw River (13)
Maquoketa River (36)
Marais des Cygnes River (28)
Maumee River (15)
Menomonee River (20)
Meramec River (22)
Merrimack River (16)
Milwaukee River (31)
Minnesota River (22)
Mississippi River (155)
Missouri River (95)
Monongahela River (36)
Mosquito Creek (Tributary of Missouri River) (18)
Navigable waterway (1,448)
Neosho River (39)
Niobrara River (14)
Nishnabotna River (56)
Nodaway River (11)
North Canadian River (16)
North Platte River (13)
Ohio River (95)
Olentangy River (19)
One Hundred and Two River (15)
Osage River (27)
Ouachita River (29)
Passaic River (33)
Patoka River (12)
Pawtuxet River (11)
Petit Jean River (11)
Platte River (Iowa-Missouri) (15)
Poteau River (14)
Potomac River (22)
Puyallup River (12)
Raccoon River (60)
Raystown Branch Juniata River (13)
Red River (21)
Red River of the North (18)
Republican River (18)
Rio Grande (18)
Rock River (Minnesota-Iowa) (21)
Rock River (Wisconsin-Illinois) (41)
Rogue River (14)
Russian River (15)
Sabine River (12)
Sacramento River (32)
Salmon River (13)
San Joaquin River (12)
Sandusky River (16)
Santiam River (11)
Schuylkill River (65)
Scioto River (20)
Shell Rock River (34)
Sheyenne River (24)
Skunk River (65)
Snake River (38)
Snoqualmie River (14)
South Umpqua River (13)
Spokane River (17)
Spoon River (11)
St. Francis River (25)
Susquehanna River (33)
Tarkio River (30)
Tennessee River (24)
Tippecanoe River (20)
Trinity River (Texas) (13)
Truckee River (16)
Turkey River (Iowa) (12)
Umatilla River (14)
Umpqua River (22)
Upper Iowa River (24)
Verdigris River (30)
Vermilion River (17)
Wabash River (87)
Wapsipinicon River (40)
Wenatchee River (12)
White River (Arkansas-Missouri) (32)
White River (Indiana) (49)
Wildcat Creek (Indiana) (19)
Willamette River (46)
Wisconsin River (21)
Wolf River (Wisconsin) (17)
Yakima River (14)
Yellowstone River (26)
Yuba River (12)
Zumbro River (20)

Roads

AR 7 (14)
CA 1 (20)
CT 15 (24)
Historic Columbia River Highway (31)
I-5 (34)
I-64 (13)
I-70 (25)
I-76 (20)
I-90 (18)
I-95 (15)
IN 1 (11)
IN 39 (11)
IN 46 (21)
Iowa State University (11)
Katy Trail (37)
Lincoln Highway (81)
MA 28 (11)
Merritt Parkway (21)
MO 19 (13)
MO 21 (13)
MO 34 (11)
MO 5 (12)
MO 72 (12)
MO 79 (14)
National Road (15)
NY 5 (13)
OR 99 (25)
Pennsylvania Turnpike (13)
Schuylkill Expressway (11)
US 1 (60)
US 101 (90)
US 11 (25)
US 119 (12)
US 12 (34)
US 136 (13)
US 160 (19)
US 166 (16)
US 169 (17)
US 17 (14)
US 19 (21)
US 190 (12)
US 2 (29)
US 20 (49)
US 202 (16)
US 22 (16)
US 231 (18)
US 24 (38)
US 26 (19)
US 27 (13)
US 30 (62)
US 31 (50)
US 33 (12)
US 36 (35)
US 40 (106)
US 41 (36)
US 421 (14)
US 49 (14)
US 50 (69)
US 51 (29)
US 52 (23)
US 54 (19)
US 59 (29)
US 6 (58)
US 60 (62)
US 61 (61)
US 62 (43)
US 63 (19)
US 64 (35)
US 65 (34)
US 66 (182)
US 67 (67)
US 69 (26)
US 70 (49)
US 71 (106)
US 75 (11)
US 77 (13)
US 79 (11)
US 80 (23)
US 82 (16)
US 89 (11)
US 9 (21)
US 90 (36)
US 95 (11)
US 97 (12)
US 98 (14)
US 99 (68)
WA 20 (11)
WV 20 (15)
WV 7 (11)

Railroads

Amtrak (158)
Arkansas & Missouri Railroad (17)
Atchison, Topeka & Santa Fe Railway (81)
Baltimore & Ohio Railroad (70)
Big Four Railroad (24)
Boston & Maine Railroad (11)
Burlington Northern Railroad (15)
Burlington Northern Santa Fe Railway (465)
Burlington, Cedar Rapids & Northern Railway (20)
Canadian National Railway (169)
Canadian Pacific Railway (237)
Carolina, Clinchfield & Ohio Railroad (27)
Cedar Rapids & Iowa City Railway (20)
Central Oregon & Pacific Railroad (22)
Central Railroad of New Jersey (11)
Chesapeake & Ohio Railway (32)
Chicago & North Western Railway (470)
Chicago Great Western Railway (87)
Chicago, Burlington & Quincy Railroad (130)
Chicago, Central & Pacific Railroad (43)
Chicago, Indianapolis, & Louisville Railway (20)
Chicago, Milwaukee, St. Paul & Pacific Railroad (283)
Chicago, Rock Island & Pacific Railroad (335)
Chicago, St. Paul, Minneapolis & Omaha Railway (17)
Cincinnati Southern Railway (17)
Cincinnati, New Orleans, & Texas Pacific Railway (15)
Conrail (46)
Coos Bay Rail Link (21)
CSX Railroad (581)
Dakota, Minnesota, & Eastern Railroad (178)
Delaware & Hudson Railway (22)
Delaware, Lackawanna & Western Railroad (11)
Denver & Rio Grande Western Railroad (24)
Elgin, Joliet & Eastern Railroad (28)
Erie Railroad (17)
Fort Dodge, Des Moines & Southern Railroad (11)
Genesee & Wyoming Inc. (29)
Great Northern Railway (88)
Gulf, Mobile & Ohio Railway (12)
I&M Rail Link (85)
Illinois Central Railroad (211)
Illinois Terminal Railroad (16)
Indiana Rail Road (17)
Interurban (122)
Iowa Interstate Railroad (90)
Iowa Northern Railroad (48)
Iowa, Chicago & Eastern Railroad (133)
Kansas City Southern Railway (115)
Lake Shore & Michigan Southern Railroad (11)
Lehigh Valley Railroad (17)
Louisville & Nashville Railroad (61)
Minneapolis & St. Louis Railway (82)
Missouri & Northern Arkansas Railroad (17)
Missouri Pacific Railroad (67)
Missouri-Kansas-Texas Railroad (62)
New Jersey Transit (11)
New York Central Railroad (60)
New York, Chicago, & St. Louis Railroad (37)
Norfolk & Western Railway (78)
Norfolk Southern Railway (453)
Northeast Corridor (11)
Northern Pacific Railroad (60)
Northwestern Pacific Railroad (13)
Pacific Electric Railway (14)
Paducah & Louisville Railway (15)
Penn Central Railroad (36)
Pennsylvania Railroad (167)
Pere Marquette Railroad (11)
Philadelphia & Reading Railway (46)
Pittsburgh, Cincinnati, Chicago, & St. Louis Railroad (23)
Rail-to-road (90)
Rail-to-trail (494)
Seaboard Air Line Railway (16)
Soo Line Railroad (127)
South & Western Railroad (16)
Southeastern Pennsylvania Transportation Authority (19)
Southern Pacific Railroad (150)
Southern Railway (39)
St. Louis & San Francisco Railroad (61)
Toledo, Peoria, & Western Railroad (19)
Twin Cities Western Railroad (28)
Union Pacific Railroad (793)
Virginian Railway (14)
Wabash Railroad (42)
Waterloo, Cedar Falls, & Northern Railway (11)
Wisconsin & Southern Railroad (26)
Wisconsin Central Ltd. (16)

Cities

Ames, Iowa (37)
Atlanta, Georgia (26)
Aurora, Illinois (34)
Austin, Texas (22)
Birmingham, Alabama (15)
Boston, Massachusetts (30)
Buffalo, New York (20)
Cape Girardeau, Missouri (17)
Carthage, Missouri (17)
Cedar Rapids, Iowa (36)
Charleston, West Virginia (13)
Chattanooga, Tennessee (25)
Chicago, Illinois (98)
Cincinnati, Ohio (17)
Cleveland, Ohio (37)
Columbia, Missouri (15)
Columbia, South Carolina (14)
Columbus, Indiana (18)
Columbus, Ohio (31)
Council Bluffs, Iowa (23)
Dallas, Texas (22)
Danville, Illinois (35)
Davenport, Iowa (29)
Dayton, Ohio (15)
Delphi, Indiana (20)
Denver, Colorado (19)
Des Moines, Iowa (64)
Duluth, Minnesota (27)
Easton, Pennsylvania (11)
Fayetteville, Arkansas (28)
Fort Dodge, Iowa (14)
Fort Smith, Arkansas (14)
Fort Wayne, Indiana (22)
Fort Worth, Texas (15)
Harrisburg, Pennsylvania (21)
Hattiesburg, Mississippi (14)
Honolulu, Hawaii (13)
Hot Springs, Arkansas (17)
Houston, Texas (41)
Indianapolis, Indiana (133)
Iowa City, Iowa (20)
Iowa Falls, Iowa (12)
Jacksonville, Florida (17)
Jefferson City, Missouri (11)
Johnstown, Pennsylvania (16)
Joliet, Illinois (39)
Joliet. Illinois, Illinois (12)
Kansas City, Kansas (29)
Kansas City, Missouri (95)
Knoxville, Tennessee (23)
Kokomo, Indiana (19)
Lake Forest, Illinois (12)
Little Rock, Arkansas (11)
Logansport, Indiana (28)
Los Angeles, California (117)
Louisville, Kentucky (35)
Madison, Wisconsin (15)
Manitowoc, Wisconsin (11)
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Years

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19th Century (3,819)
Built 1832 (24)
Built 1840 (19)
Built 1849 (12)
Built 1850 (52)
Built 1852 (17)
Built 1853 (19)
Built 1854 (21)
Built 1855 (14)
Built 1856 (13)
Built 1857 (15)
Built 1858 (19)
Built 1859 (12)
Built 1860 (24)
Built 1861 (11)
Built 1862 (12)
Built 1863 (13)
Built 1864 (13)
Built 1865 (21)
Built 1866 (15)
Built 1867 (23)
Built 1868 (34)
Built 1869 (33)
Built 1870 (62)
Built 1871 (53)
Built 1872 (41)
Built 1873 (41)
Built 1874 (40)
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Built 1876 (64)
Built 1877 (50)
Built 1878 (50)
Built 1879 (45)
Built 1880 (92)
Built 1881 (57)
Built 1882 (70)
Built 1883 (84)
Built 1884 (98)
Built 1885 (115)
Built 1886 (111)
Built 1887 (130)
Built 1888 (103)
Built 1889 (117)
Built 1890 (142)
Built 1891 (120)
Built 1892 (86)
Built 1893 (121)
Built 1894 (136)
Built 1895 (156)
Built 1896 (139)
Built 1897 (130)
Built 1898 (161)
Built 1899 (169)
Built 1900 (699)
Built 1901 (284)
Built 1902 (244)
Built 1903 (267)
Built 1904 (326)
Built 1905 (550)
Built 1906 (360)
Built 1907 (375)
Built 1908 (421)
Built 1909 (474)
Built 1910 (741)
Built 1911 (457)
Built 1912 (524)
Built 1913 (507)
Built 1914 (532)
Built 1915 (967)
Built 1916 (465)
Built 1917 (395)
Built 1918 (329)
Built 1919 (347)
Built 1920 (698)
Built 1921 (389)
Built 1922 (464)
Built 1923 (415)
Built 1924 (494)
Built 1925 (947)
Built 1926 (472)
Built 1927 (533)
Built 1928 (806)
Built 1929 (670)
Built 1930 (1,238)
Built 1931 (573)
Built 1932 (730)
Built 1933 (468)
Built 1934 (540)
Built 1935 (1,457)
Built 1936 (746)
Built 1937 (544)
Built 1938 (581)
Built 1939 (514)
Built 1940 (686)
Built 1941 (302)
Built 1942 (162)
Built 1943 (64)
Built 1944 (72)
Built 1945 (166)
Built 1946 (156)
Built 1947 (183)
Built 1948 (253)
Built 1949 (266)
Built 1950 (384)
Built 1951 (159)
Built 1952 (180)
Built 1953 (183)
Built 1954 (229)
Built 1955 (254)
Built 1956 (195)
Built 1957 (176)
Built 1958 (214)
Built 1959 (193)
Built 1960 (171)
Built 1961 (137)
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Built 1965 (139)
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Built during 1850s (205)
Built during 1860s (216)
Built during 1870s (544)
Built during 1880s (1,044)
Built during 1890s (1,556)
Built during 1900s (4,246)
Built during 1910s (6,730)
Built during 1920s (7,033)
Built during 1930s (8,553)
Built during 1940s (2,795)
Built during 1950s (2,382)
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Golden Age of Iron Bridges (31)
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Lost 1987 (60)
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Lost 1989 (74)
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Lost 1991 (213)
Lost 1992 (398)
Lost 1993 (380)
Lost 1994 (363)
Lost 1995 (351)
Lost 1996 (375)
Lost 1997 (345)
Lost 1998 (341)
Lost 1999 (375)
Lost 2000 (329)
Lost 2001 (394)
Lost 2002 (413)
Lost 2003 (439)
Lost 2004 (411)
Lost 2005 (325)
Lost 2006 (210)
Lost 2007 (196)
Lost 2008 (178)
Lost 2009 (165)
Lost 2010 (252)
Lost 2011 (254)
Lost 2012 (137)
Lost 2013 (29)
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Lost during 1910s (54)
Lost during 1920s (46)
Lost during 1930s (59)
Lost during 1940s (58)
Lost during 1950s (103)
Lost during 1960s (129)
Lost during 1970s (136)
Lost during 1980s (435)
Lost during 1990s (3,217)
Lost during 2000s (3,091)
Lost during 2010s (681)