Name Image Built Listed Location County Type 280th Street Bridge 1898 1998-06-25 Independence 42°23′6″N 91°56′34″W / 42.38500°N 91.94278°W / 42.38500; -91.94278 (280th Street Bridge ) Buchanan Pinned kingpost pony truss Adair Viaduct 1923 1998-06-25 Adair 41°29′56″N 94°38′23″W / 41.49889°N 94.63972°W / 41.49889; -94.63972 (Adair Viaduct ) Adair Concrete open spandrel arch Adel Bridge 1882 2002-04-18 Adel 41°36′57″N 94°0′43″W / 41.61583°N 94.01194°W / 41.61583; -94.01194 (Adel Bridge ) Dallas Pratt Through Truss Albright Bridge 1907 1998-06-25 Webster City 42°24′20″N 93°48′36″W / 42.40556°N 93.81000°W / 42.40556; -93.81000 (Albright Bridge ) Hamilton Pinned Pratt through truss Alden Bridge 1936 1998-05-15 Alden 42°31′16″N 93°22′32″W / 42.52111°N 93.37556°W / 42.52111; -93.37556 (Alden Bridge ) Hardin concrete rigid frame Ames Creek Bridge 1912 1998-06-25 De Witt 41°51′1″N 90°30′36″W / 41.85028°N 90.51000°W / 41.85028; -90.51000 (Ames Creek Bridge ) Clinton Concrete through girder Beaver Creek Bridge 1916 1998-06-25 Perry 41°50′47″N 94°2′53″W / 41.84639°N 94.04806°W / 41.84639; -94.04806 (Beaver Creek Bridge ) Dallas Concrete Marsh arch Beaver Creek Bridge 1919 1998-06-25 Ogden 42°2′34″N 94°8′41″W / 42.04278°N 94.14472°W / 42.04278; -94.14472 (Beaver Creek Bridge ) Boone Concrete Marsh arch Bellefountain Bridge 1898 1998-05-15 Tracy 41°19′58″N 92°51′56″W / 41.33278°N 92.86556°W / 41.33278; -92.86556 (Bellefountain Bridge ) Mahaska pinned Pratt through truss Berkhimer Bridge 1899 1998-05-15 Humboldt 42°44′21″N 94°15′11″W / 42.73917°N 94.25306°W / 42.73917; -94.25306 (Berkhimer Bridge ) Humboldt Pennsylvania through truss Bertram Bridge 1891 1998-05-15 Bertram 41°57′23″N 91°31′36″W / 41.95639°N 91.52667°W / 41.95639; -91.52667 (Bertram Bridge ) Linn pinned Pratt through truss Big Creek Bridge 1916 1998-06-25 Madrid 41°53′33″N 93°45′1″W / 41.89250°N 93.75028°W / 41.89250; -93.75028 (Big Creek Bridge ) Boone Concrete Marsh arch Big Creek Bridge 2 1917 1998-06-25 Madrid 41°53′33″N 93°45′2″W / 41.89250°N 93.75056°W / 41.89250; -93.75056 (Big Creek Bridge 2 ) Boone Concrete Marsh arch Big Slough Creek Bridge 1937 1998-05-15 Nichols 41°28′38″N 91°20′53″W / 41.47722°N 91.34806°W / 41.47722; -91.34806 (Big Slough Creek Bridge ) Muscatine concrete rigid frame Boone Bridge 1927, 1928 1998-06-25 Boone 42°2′32″N 93°56′0″W / 42.04222°N 93.93333°W / 42.04222; -93.93333 (Boone Bridge ) Boone Parker/Pratt through truss Boone Bridge 2 1910 1998-06-25 Boone 42°3′47″N 93°58′13″W / 42.06306°N 93.97028°W / 42.06306; -93.97028 (Boone Bridge 2 ) Boone Pennsylvania through truss Boone River Bridge 1912 1998-05-15 Goldfield 42°51′26″N 93°56′46″W / 42.85722°N 93.94611°W / 42.85722; -93.94611 (Boone River Bridge ) Wright riveted Warren pony truss Boone Viaduct 1899–1901 1978-11-17 Boone Boone Pratt deck truss Bridge near West Liberty 1937 1998-05-15 West Liberty 41°34′6″N 91°19′24″W / 41.56833°N 91.32333°W / 41.56833; -91.32333 (Bridge near West Liberty ) Muscatine welded steel rigig frame Bridgeport Bridge 1904 1998-05-15 Denmark 40°47′25″N 91°21′50″W / 40.79028°N 91.36389°W / 40.79028; -91.36389 (Bridgeport Bridge ) Lee Pennsylvania through truss Brooke Creek Bridge 1909 1998-06-25 Sioux Rapids 42°50′11″N 95°17′8″W / 42.83639°N 95.28556°W / 42.83639; -95.28556 (Brooke Creek Bridge ) Buena Vista Concrete spandrel arch Buck Grove Bridge ca. 1945 1998-06-25 Buck Grove 41°54′50″N 95°22′49″W / 41.91389°N 95.38028°W / 41.91389; -95.38028 (Buck Grove Bridge ) Crawford Bowstring pony arch-truss Burlington Railroad Overpass 1937 1998-05-15 Chariton 41°2′27″N 93°21′57″W / 41.04083°N 93.36583°W / 41.04083; -93.36583 (Burlington Railroad Overpass ) Lucas three-hinge deck archtruss Burlington, Cedar Rapids, and Northern Railroad-Rock Rapids Station, Railroad Track and Bridge 1886 1976-11-07 Rock Rapids 43°26′1″N 96°9′59″W / 43.43361°N 96.16639°W / 43.43361; -96.16639 (Burlington, Cedar Rapids, and Northern Railroad-Rock Rapids Station, Railroad Track and Bridge ) Lyon Calamus Creek Bridge 1905 1998-05-15 Maxwell 41°53′4″N 93°22′54″W / 41.88444°N 93.38167°W / 41.88444; -93.38167 (Calamus Creek Bridge ) Story concrete Luten arch Cascade Bridge 1896 1998-06-25 Burlington 40°46′52″N 91°5′54″W / 40.78111°N 91.09833°W / 40.78111; -91.09833 (Cascade Bridge ) Des Moines Baltimore deck truss Chain Lakes Bridge 1884 1998-05-15 Hiawatha 42°2′59″N 91°46′32″W / 42.04972°N 91.77556°W / 42.04972; -91.77556 (Chain Lakes Bridge ) Linn pinned Pratt through truss Chambers Ford Bridge 1890 1998-05-15 Chelsea 41°53′1″N 92°20′9″W / 41.88361°N 92.33583°W / 41.88361; -92.33583 (Chambers Ford Bridge ) Tama pinned Pratt through truss Cherry Street Bridge 1929 1998-06-25 Shell Rock 42°42′28″N 92°35′8″W / 42.70778°N 92.58556°W / 42.70778; -92.58556 (Cherry Street Bridge ) Butler Concrete open-spandrel arch Chicago, Rock Island and Pacific Railroad Stone Arch Viaduct 1868 1998-07-15 Shelby 41°31′26″N 95°26′11″W / 41.52389°N 95.43639°W / 41.52389; -95.43639 (Chicago, Rock Island and Pacific Railroad Stone Arch Viaduct ) Shelby CM and StP Railroad Underpass 1903 1998-05-15 Washington 41°17′36″N 91°43′28″W / 41.29333°N 91.72444°W / 41.29333; -91.72444 (CM and StP Railroad Underpass ) Washington Riveted Warren deck truss Coal Creek Bridge 1889 1998-05-15 Carlisle 41°25′44″N 93°20′46″W / 41.42889°N 93.34611°W / 41.42889; -93.34611 (Coal Creek Bridge ) Warren Pinned Pratt pony truss Corbett's/Eby's Mill Bridge 1871 1985-04-11 Scotch Grove 42°11′59″N 91°3′32″W / 42.19972°N 91.05889°W / 42.19972; -91.05889 (Corbett's/Eby's Mill Bridge ) Jones Arch beam truss Cornelia Lake Bridge 1877 1998-05-15 Clarion 42°47′31″N 93°41′38″W / 42.79194°N 93.69389°W / 42.79194; -93.69389 (Cornelia Lake Bridge ) Wright Pinned Pratt pony truss County Line Bridge 1893 1998-05-15 Columbus Junction 41°16′51″N 91°29′6″W / 41.28083°N 91.48500°W / 41.28083; -91.48500 (County Line Bridge ) Louisa /Washington pinned Pratt through truss Court Avenue Bridge 1918 1998-05-15 Des Moines 41°35′9″N 93°37′3″W / 41.58583°N 93.61750°W / 41.58583; -93.61750 (Court Avenue Bridge ) Polk filled spandral arch Cunningham Bridge 1886 1998-05-15 Bevington 41°24′6″N 93°51′40″W / 41.40167°N 93.86111°W / 41.40167; -93.86111 (Cunningham Bridge ) Madison pinned Pratt through truss Cutler–Donahoe Bridge 1871, 1970 1976-10-08 Winterset 41°19′52″N 94°0′31″W / 41.33111°N 94.00861°W / 41.33111; -94.00861 (Cutler–Donahoe Bridge ) Madison covered bridge Des Moines River Bridge 1916 1998-05-15 Swea City 43°20′42″N 94°26′33″W / 43.34500°N 94.44250°W / 43.34500; -94.44250 (Des Moines River Bridge ) Kossuth Marsh arch Des Moines River Bridge 1939 1998-05-15 Humboldt 42°43′55″N 94°15′30″W / 42.73194°N 94.25833°W / 42.73194; -94.25833 (Des Moines River Bridge ) Humboldt steel plate deck girderuss Dry Run Bridge 1898 1998-06-25 Littleport 42°45′10″N 91°22′8″W / 42.75278°N 91.36889°W / 42.75278; -91.36889 (Dry Run Bridge ) Clayton Steel stringer Dunkerton Bridge 1909 1998-06-25 Dunkerton 42°34′23″N 92°9′38″W / 42.57306°N 92.16056°W / 42.57306; -92.16056 (Dunkerton Bridge ) Black Hawk Concrete spandrelarch Dunleith and Dubuque Bridge 1872 2013-09-11 Dubuque 42°29′21″N 90°46′33″W / 42.48917°N 90.77583°W / 42.48917; -90.77583 (Dunleith and Dubuque Bridge ) Dubuque Pinned Pratt through truss East Indian Creek Bridge 1912 1998-05-15 Nevada 41°58′31″N 93°23′13″W / 41.97528°N 93.38694°W / 41.97528; -93.38694 (East Indian Creek Bridge ) Story concrete Luten arch Eisenhower Bridge 1888 1998-05-15 Milton 40°40′43″N 92°7′2″W / 40.67861°N 92.11722°W / 40.67861; -92.11722 (Eisenhower Bridge ) Van Buren Pinned Pratt through truss Eldorado Bridge 1898, 1899 1998-06-25 Eldorado 43°3′13″N 91°50′5″W / 43.05361°N 91.83472°W / 43.05361; -91.83472 (Eldorado Bridge ) Fayette Pinned Camelback truss Elkader Keystone Bridge 1888, 1889 1976-11-07 Elkader 42°51′17″N 91°24′13″W / 42.85472°N 91.40361°W / 42.85472; -91.40361 (Elkader Keystone Bridge ) Clayton stone arch bridge Ellsworth Ranch Bridge 1895 1998-07-15 Armstrong 43°27′36″N 94°34′49″W / 43.46000°N 94.58028°W / 43.46000; -94.58028 (Ellsworth Ranch Bridge ) Emmet Pratt/Warren through truss Ely's Stone Bridge 1893 1979-03-07 Monticello 42°15′24″N 91°13′31″W / 42.25667°N 91.22528°W / 42.25667; -91.22528 (Ely's Stone Bridge ) Jones Eveland Bridge 1876, 1877 1998-05-15 Oskaloosa 41°14′4″N 92°45′22″W / 41.23444°N 92.75611°W / 41.23444; -92.75611 (Eveland Bridge ) Mahaska pinned Whipple through truss First Avenue Bridge 1920 1998-05-15 Cedar Rapids 41°58′36″N 91°40′20″W / 41.97667°N 91.67222°W / 41.97667; -91.67222 (First Avenue Bridge ) Linn open spandrel arch Fish Creek Bridge 1894 1998-05-15 Salem 40°51′14″N 91°34′51″W / 40.85389°N 91.58083°W / 40.85389; -91.58083 (Fish Creek Bridge ) Henry pinned Pratt bedstead Fort Atkinson Bridge 1892 1998-05-15 Fort Atkinson 43°9′12″N 91°55′43″W / 43.15333°N 91.92861°W / 43.15333; -91.92861 (Fort Atkinson Bridge ) Winneshiek Pinned Pratt through truss Fort Madison Bridge 1925, 1927 1999-08-27 Fort Madison 40°37′16″N 91°17′15″W / 40.62111°N 91.28750°W / 40.62111; -91.28750 (Fort Madison Bridge ) Lee Swing-span through truss Fremont Mill Bridge 1873 1998-05-15 Anamosa 42°6′36″N 91°7′58″W / 42.11000°N 91.13278°W / 42.11000; -91.13278 (Fremont Mill Bridge ) Jones bowstring through arch truss Garnavillo Township Bridge 1902 1998-06-25 Garnavillo 42°51′47″N 91°16′57″W / 42.86306°N 91.28250°W / 42.86306; -91.28250 (Garnavillo Township Bridge ) Clayton Stone arch Garnavillo Township Culvert 1899 1998-06-25 Garnavillo 42°52′4″N 91°16′10″W / 42.86778°N 91.26944°W / 42.86778; -91.26944 (Garnavillo Township Culvert ) Clayton Stone arch culvert Garretson Outlet Bridge 1913 1999-03-12 Whiting 42°12′16″N 96°6′24″W / 42.20444°N 96.10667°W / 42.20444; -96.10667 (Garretson Outlet Bridge ) Monona Warren pony truss Gilliece Bridge 1873, 1874 1998-05-15 Bluffton 43°24′54″N 91°57′32″W / 43.41500°N 91.95889°W / 43.41500; -91.95889 (Gilliece Bridge ) Winneshiek Bowstring through arch-truss Gipple's Quarry Bridge 1893 1998-05-15 Columbus Junction 41°12′17″N 91°24′31″W / 41.20472°N 91.40861°W / 41.20472; -91.40861 (Gipple's Quarry Bridge ) Louisa pinned Pratt through truss Goldfield Bridge 1921 1998-05-15 Goldfield 42°44′14″N 93°55′29″W / 42.73722°N 93.92472°W / 42.73722; -93.92472 (Goldfield Bridge ) Wright Concrete deck girder Grand River Bridge 1885 1998-05-15 Arispe 40°57′48″N 94°2′20″W / 40.96333°N 94.03889°W / 40.96333; -94.03889 (Grand River Bridge ) Union Pinned Pratt through truss Grand River Bridge ca. 1890 1998-06-25 Leon 40°43′18″N 93°52′33″W / 40.72167°N 93.87583°W / 40.72167; -93.87583 (Grand River Bridge ) Decatur Pinned Pratt through truss Green Mill Ford Bridge 1871 1998-06-25 Janesville 42°40′20″N 92°25′44″W / 42.67222°N 92.42889°W / 42.67222; -92.42889 (Green Mill Ford Bridge ) Bremer Bowstring through arch-truss Hale Bridge 1877, 1879 1998-05-15 Oxford Junction 42°0′17″N 91°3′52″W / 42.00472°N 91.06444°W / 42.00472; -91.06444 (Hale Bridge ) Jones bowstring through arch truss Hammond Bridge 1894 1998-05-15 Hamilton 41°10′39″N 93°0′50″W / 41.17750°N 93.01389°W / 41.17750; -93.01389 (Hammond Bridge ) Marion Howe covered truss Harvey Railroad Bridge 1878 1998-05-15 Harvey 41°19′2″N 92°54′36″W / 41.31722°N 92.91000°W / 41.31722; -92.91000 (Harvey Railroad Bridge ) Marion pinned Pratt through truss Hawkeye Creek Bridge 1909, 1910 1998-06-25 Mediapolis 41°2′33″N 91°3′26″W / 41.04250°N 91.05722°W / 41.04250; -91.05722 (Hawkeye Creek Bridge ) Des Moines Riveted Pratt through truss Hawkeye Street Underpass 1889 1998-06-25 Nora Springs 43°8′24″N 93°0′20″W / 43.14000°N 93.00556°W / 43.14000; -93.00556 (Hawkeye Street Underpass ) Floyd Stone masonry arch Herrold Bridge 1921 1998-05-15 Herrold 41°43′19″N 93°44′59″W / 41.72194°N 93.74972°W / 41.72194; -93.74972 (Herrold Bridge ) Polk concrete deck girder Hogback Covered Bridge 1884 1976-08-28 Winterset 41°23′9″N 94°3′0″W / 41.38583°N 94.05000°W / 41.38583; -94.05000 (Hogback Covered Bridge ) Madison Town lattice Holliwell Covered Bridge 1880 1976-08-28 Winterset 41°19′21″N 93°57′33″W / 41.32250°N 93.95917°W / 41.32250; -93.95917 (Holliwell Covered Bridge ) Madison Town lattice IANR Railroad Underpass 1887 1998-05-15 Cedar Rapids 41°56′40″N 91°38′12″W / 41.94444°N 91.63667°W / 41.94444; -91.63667 (IANR Railroad Underpass ) Linn stone masonry arch Imes Covered Bridge 1870, 1887, 1977 1979-02-09 St. Charles 41°17′18″N 93°47′56″W / 41.28833°N 93.79889°W / 41.28833; -93.79889 (Imes Covered Bridge ) Madison covered bridge Indian Creek Bridge ca. 1880 1998-05-15 Cedar Rapids 41°58′2″N 91°34′52″W / 41.96722°N 91.58111°W / 41.96722; -91.58111 (Indian Creek Bridge ) Linn pinned Pratt through truss Iowa Falls Bridge 1928 1998-05-15 Iowa Falls 42°31′6″N 93°15′46″W / 42.51833°N 93.26278°W / 42.51833; -93.26278 (Iowa Falls Bridge ) Hardin open spandrel arch Jefferson Street Viaduct 1935, 1936 1998-05-15 Ottumwa 41°0′39″N 92°24′55″W / 41.01083°N 92.41528°W / 41.01083; -92.41528 (Jefferson Street Viaduct ) Wapello Riveted Warren deck truss Julien Dubuque Bridge 1943 1999-08-27 Dubuque 42°29′30″N 90°39′17″W / 42.49167°N 90.65472°W / 42.49167; -90.65472 (Julien Dubuque Bridge ) Dubuque Cantilevered tied arch Keigley Branch Bridge 1913 1998-05-15 Gilbert 42°8′13″N 93°36′3″W / 42.13694°N 93.60083°W / 42.13694; -93.60083 (Keigley Branch Bridge ) Story filled spandrel arch Kilbourn Bridge 1908, 1909 1998-05-15 Kilbourn 40°47′56″N 91°58′14″W / 40.79889°N 91.97056°W / 40.79889; -91.97056 (Kilbourn Bridge ) Van Buren Pinned Pratt through truss Kittyhawk Avenue Bridge 1913 1998-06-25 Carroll 42°1′47″N 94°53′52″W / 42.02972°N 94.89778°W / 42.02972; -94.89778 (Kittyhawk Avenue Bridge ) Carroll Riveted Warren pony truss Klondike Bridge 1913, 1914 1998-05-15 Larchwood 43°23′16″N 96°31′18″W / 43.38778°N 96.52167°W / 43.38778; -96.52167 (Klondike Bridge ) Lyon Pratt through truss Lawrence Bridge 1880 1998-05-15 Jackson Junction 43°4′58″N 92°3′8″W / 43.08278°N 92.05222°W / 43.08278; -92.05222 (Lawrence Bridge ) Winneshiek Pinned Pratt pony truss Le Grand Bridge (1914) 1914, 1915 1998-05-15 Le Grand 42°1′47″N 92°46′59″W / 42.02972°N 92.78306°W / 42.02972; -92.78306 (Le Grand Bridge ) Marshall concrete deck girder Le Grand Bridge (1896) 1896 1998-05-15 Le Grand 42°1′54″N 92°45′58″W / 42.03167°N 92.76611°W / 42.03167; -92.76611 (Le Grand Bridge ) Tama pinned Pratt through truss Lincoln Highway Bridge 1915 1978-03-30 Tama 41°57′52″N 92°33′47″W / 41.96444°N 92.56306°W / 41.96444; -92.56306 (Lincoln Highway Bridge ) Tama Single-span slab bridge Lincoln Highway-Little Beaver Creek Bridge 1915 1993-03-29 Grand Junction 42°2′57″N 94°10′37″W / 42.04917°N 94.17694°W / 42.04917; -94.17694 (Lincoln Highway-Little Beaver Creek Bridge ) Greene Concrete slab bridge Little Sioux River Bridge 1900, 1901 1998-06-25 Spencer 43°9′47″N 95°10′12″W / 43.16306°N 95.17000°W / 43.16306; -95.17000 (Little Sioux River Bridge ) Clay Pennsylvania through truss Lower Road Bridge 1878 1998-05-15 Anamosa 41°55′49″N 91°18′44″W / 41.93028°N 91.31222°W / 41.93028; -91.31222 (Lower Road Bridge ) Jones bowstring through arch truss Main Street Bridge 1909, 1910 1999-03-12 Charles City 43°3′48″N 92°40′35″W / 43.06333°N 92.67639°W / 43.06333; -92.67639 (Main Street Bridge ) Floyd Concrete spandrel arch Mallory Township Bridge 1890 1998-06-25 Osterdock 42°43′8″N 91°10′42″W / 42.71889°N 91.17833°W / 42.71889; -91.17833 (Mallory Township Bridge ) Clayton Pinned Pratt pony truss Manning Milwaukee Railroad Trestle 1913 2020-08-21 Manning 41°54′50.1″N 91°56′34″W / 41.913917°N 91.94278°W / 41.913917; -91.94278 (280th Street Bridge ) Carroll Pratt through truss Marsh Rainbow Arch Bridge 1914 1989-03-30 Lake City 42°13′46″N 95°3′48.5″W / 42.22944°N 95.063472°W / 42.22944; -95.063472 (Marsh Rainbow Arch Bridge ) Calhoun Triple rainbow arch Matsell Bridge 1938, 1939 1998-05-15 Springville 42°7′51″N 91°22′57″W / 42.13083°N 91.38250°W / 42.13083; -91.38250 (Matsell Bridge ) Linn continuous plate through gir Mederville Bridge 1918 1998-06-25 Mederville 42°45′50″N 91°25′17″W / 42.76389°N 91.42139°W / 42.76389; -91.42139 (Mederville Bridge ) Clayton Concrete open spandrel arch Melan Bridge 1893, 1894 1974-10-18 Rock Rapids 43°25′49″N 96°9′19″W / 43.43028°N 96.15528°W / 43.43028; -96.15528 (Melan Bridge ) Lyon Melan design Mill Creek Bridge 1888, 1889 1998-06-25 Clarence 41°54′15″N 91°3′53″W / 41.90417°N 91.06472°W / 41.90417; -91.06472 (Mill Creek Bridge ) Cedar Pinned Pratt pony truss Mill Creek Bridge 1891 1998-06-25 Cherokee 42°46′38″N 95°31′47″W / 42.77722°N 95.52972°W / 42.77722; -95.52972 (Mill Creek Bridge ) Cherokee Pinned Pratt through truss Mill Race Bridge 1892 1998-06-25 West Union 43°4′38″N 91°53′19″W / 43.07722°N 91.88861°W / 43.07722; -91.88861 (Mill Race Bridge ) Fayette Pinned Warren through truss Miller Bridge 1884 1998-05-15 Winterset 41°24′45″N 93°56′34″W / 41.41250°N 93.94278°W / 41.41250; -93.94278 (Miller Bridge ) Madison pinned Pratt through truss Minerva Creek Bridge 1910 1998-05-15 Clemons 42°8′21″N 93°9′21″W / 42.13917°N 93.15583°W / 42.13917; -93.15583 (Minerva Creek Bridge ) Marshall concrete Luten arch Monona Township Culvert 1899 1998-06-25 Luana 43°2′39″N 91°28′35″W / 43.04417°N 91.47639°W / 43.04417; -91.47639 (Monona Township Culvert ) Clayton Stone arch culvert Moore's Ford Bridge 1884 1998-05-15 Monticello 42°16′47″N 90°55′40″W / 42.27972°N 90.92778°W / 42.27972; -90.92778 (Moore's Ford Bridge ) Jones pinned Pratt through truss Morgan Bridge 1891 1998-05-15 Peru 41°10′16″N 93°55′55″W / 41.17111°N 93.93194°W / 41.17111; -93.93194 (Morgan Bridge ) Madison pinned Pratt through truss Nishnabotna River Bridge 1929, 1930 1998-05-15 Henderson 41°5′21″N 95°28′49″W / 41.08917°N 95.48028°W / 41.08917; -95.48028 (Nishnabotna River Bridge ) Mills riveted Warren pony truss Nishnabotna River Bridge by 1945 1999-03-12 Manilla 41°52′0″N 95°16′0″W / 41.86667°N 95.26667°W / 41.86667; -95.26667 (Nishnabotna River Bridge ) Crawford Bowstring pony arch-truss Nishnabotna River Bridge ca. 1945 1998-06-25 Manilla 41°56′8″N 95°13′8″W / 41.93556°N 95.21889°W / 41.93556; -95.21889 (Nishnabotna River Bridge ) Crawford Bowstring pony arch truss Nodaway River Bridge 1876 1998-05-15 Grant 41°8′52″N 95°2′31″W / 41.14778°N 95.04194°W / 41.14778; -95.04194 (Nodaway River Bridge ) Montgomery Bowstring pony arch-truss North Skunk River Bridge 1920 1998-05-15 New Sharon 41°29′41″N 92°38′0″W / 41.49472°N 92.63333°W / 41.49472; -92.63333 (North Skunk River Bridge ) Mahaska pinned Parker through truss Oakland Mills Bridge 1876 1998-05-15 Mount Pleasant 40°56′7″N 91°37′9″W / 40.93528°N 91.61917°W / 40.93528; -91.61917 (Oakland Mills Bridge ) Henry pinned Pratt through truss Okoboji Bridge 1909 1998-06-25 Milford 43°15′39″N 95°13′46″W / 43.26083°N 95.22944°W / 43.26083; -95.22944 (Okoboji Bridge ) Dickinson Pratt/Warren pony truss Olympic Avenue Bridge 1913 1998-06-25 Carroll 42°6′53″N 94°48′45″W / 42.11472°N 94.81250°W / 42.11472; -94.81250 (Olympic Avenue Bridge ) Carroll Riveted Warren pony truss Otter Creek Bridge 1917 1998-06-25 Oelwein 42°41′10″N 91°56′49″W / 42.68611°N 91.94694°W / 42.68611; -91.94694 (Otter Creek Bridge ) Fayette Concrete through girder Pine Mill Bridge 1878 1998-05-15 Muscatine 41°28′36″N 90°52′56″W / 41.47667°N 90.88222°W / 41.47667; -90.88222 (Pine Mill Bridge ) Muscatine pinned Pratt through truss Plattsmouth Bridge 1929 1993-04-15 Pacific Junction 41°0′2″N 95°51′58″W / 41.00056°N 95.86611°W / 41.00056; -95.86611 (Plattsmouth Bridge ) Mills Cantlevered through truss Quail Avenue Bridge 1913 1998-06-25 Carroll 42°1′50″N 94°47′0″W / 42.03056°N 94.78333°W / 42.03056; -94.78333 (Quail Avenue Bridge ) Carroll Riveted Warren pony truss Quarry Bridge 1885 1998-05-15 Quarry 42°1′35″N 92°48′29″W / 42.02639°N 92.80806°W / 42.02639; -92.80806 (Quarry Bridge ) Marshall pinned Whipple through truss Read Township Culvert 1899 1999-03-12 Elkader 42°50′1″N 91°19′8″W / 42.83361°N 91.31889°W / 42.83361; -91.31889 (Read Township Culvert ) Clayton Stone arch culvert Red Bridge 1892 1998-05-15 Monroe 41°32′28″N 93°1′15″W / 41.54111°N 93.02083°W / 41.54111; -93.02083 (Red Bridge ) Jasper pinned Warren through truss Red Bridge 1920 1998-06-25 Postville 43°7′51″N 91°25′28″W / 43.13083°N 91.42444°W / 43.13083; -91.42444 (Red Bridge ) Allamakee Timber/iron Pratt truss River Street Bridge 1924 1998-05-15 Iowa Falls 42°31′11″N 93°16′5″W / 42.51972°N 93.26806°W / 42.51972; -93.26806 (River Street Bridge ) Hardin open spandrel arch River Street Bridge 1912 1998-06-25 Marble Rock 42°58′2″N 92°52′5″W / 42.96722°N 92.86806°W / 42.96722; -92.86806 (River Street Bridge ) Floyd Concrete deck girder Robin Avenue Bridge 1913 1998-06-25 Carroll 42°5′51″N 94°45′51″W / 42.09750°N 94.76417°W / 42.09750; -94.76417 (Robin Avenue Bridge ) Carroll Steel Warren pony truss Rock Falls Bridge 1929 1998-06-25 Rock Falls 43°12′24″N 93°5′4″W / 43.20667°N 93.08444°W / 43.20667; -93.08444 (Rock Falls Bridge ) Cerro Gordo Open spandrel arch Rockwell City Bridge 1915 1998-06-25 Rockwell City 42°23′57″N 94°36′25″W / 42.39917°N 94.60694°W / 42.39917; -94.60694 (Rockwell City Bridge ) Calhoun Concrete Marsh arch Roseman Covered Bridge 1883 1976-09-01 Winterset 41°17′31″N 94°9′5″W / 41.29194°N 94.15139°W / 41.29194; -94.15139 (Roseman Covered Bridge ) Madison Town lattice Savanna-Sabula Bridge 1931, 1932 1999-08-27 Sabula 42°6′14″N 90°10′1″W / 42.10389°N 90.16694°W / 42.10389; -90.16694 (Savanna-Sabula Bridge ) Jackson Cantilever through truss Shell Rock Bridge 1915 1999-03-12 Shell Rock 42°42′40″N 92°34′53″W / 42.71111°N 92.58139°W / 42.71111; -92.58139 (Shell Rock Bridge ) Butler Concrete spandrel arch Shellsburg Bridge 1915 1998-06-25 Shellsburg 41°54′48″N 91°52′20″W / 41.91333°N 91.87222°W / 41.91333; -91.87222 (Shellsburg Bridge ) Benton Concrete spandrel arch Skunk River Bridge 1876, 1916 1998-05-15 Ames 41°59′12″N 93°35′13″W / 41.98667°N 93.58694°W / 41.98667; -93.58694 (Skunk River Bridge ) Story pinned Warren through truss Snider Bridge 1885 1998-06-25 Corning 40°59′28″N 94°36′38″W / 40.99111°N 94.61056°W / 40.99111; -94.61056 (Snider Bridge ) Adams Pinned Pratt pony truss South Omaha Bridge 1933–1935 1992-06-29 Council Bluffs 41°12′47″N 95°55′57″W / 41.21306°N 95.93250°W / 41.21306; -95.93250 (South Omaha Bridge ) Pottawattamie Warren through truss Southwest Fifth St. Bridge 1898 1998-05-15 Des Moines 41°34′37″N 93°37′10″W / 41.57694°N 93.61944°W / 41.57694; -93.61944 (Southwest Fifth St. Bridge ) Polk pinned Pratt through truss Squaw Creek Bridge 1917 1998-06-25 Ridgeport 42°26′44″N 93°45′39″W / 42.44556°N 93.76083°W / 42.44556; -93.76083 (Squaw Creek Bridge ) Boone Concrete Marsh arch Squaw Creek Bridge 2 1918 1998-06-25 Ridgeport 42°11′44″N 93°46′31″W / 42.19556°N 93.77528°W / 42.19556; -93.77528 (Squaw Creek Bridge 2 ) Boone Concrete Marsh arch State Street Bridge 1903 1998-06-25 Mason City 43°9′7″N 93°11′29″W / 43.15194°N 93.19139°W / 43.15194; -93.19139 (State Street Bridge ) Cerro Gordo Filled spandrel arch Stewart Avenue Bridge 1914 1998-06-25 Mason City 43°9′24″N 93°11′25″W / 43.15667°N 93.19028°W / 43.15667; -93.19028 (Stewart Avenue Bridge ) Cerro Gordo Filled spandrel arch Steyer Bridge 1875 1983-01-04 Decorah 43°17′54″N 91°48′39″W / 43.29833°N 91.81083°W / 43.29833; -91.81083 (Steyer Bridge ) Winneshiek Stoe Creek Bridge 1913 1998-06-25 Oelwein 42°47′30″N 92°0′8″W / 42.79167°N 92.00222°W / 42.79167; -92.00222 (Stoe Creek Bridge ) Fayette Concrete through girder Storm Creek Bridge 1913 1998-06-25 Carroll 42°6′7″N 94°48′11″W / 42.10194°N 94.80306°W / 42.10194; -94.80306 (Storm Creek Bridge ) Carroll Steel Warren pony truss Storm Creek Bridge 2 1913 1998-06-25 Carroll 42°4′42″N 94°46′49″W / 42.07833°N 94.78028°W / 42.07833; -94.78028 (Storm Creek Bridge 2 ) Carroll Steel Warren pony truss Sumner Bridge 1916, 1917 1998-06-25 Sumner 43°4′39″N 91°53′21″W / 43.07750°N 91.88917°W / 43.07750; -91.88917 (Sumner Bridge ) Fayette Concrete deck girder Sutliff Bridge 1897, 1898 1998-05-15 Iowa City 41°50′33″N 91°1′59″W / 41.84250°N 91.03306°W / 41.84250; -91.03306 (Sutliff Bridge ) Johnson pinned Parker through truss Taylor's Ford Bridge 1872 1998-06-25 Independence 42°23′58″N 91°48′46″W / 42.39944°N 91.81278°W / 42.39944; -91.81278 (Taylor's Ford Bridge ) Buchanan Bowstring through arch-truss Third Street Bridge 1917 2018-05-31 Waverly 42°43′15″N 92°28′01″W / 42.72083°N 92.46694°W / 42.72083; -92.46694 (Third Street Bridge (Waverly, Iowa) ) Bremer Riveted Pratt through truss Tremaine Bridge 1902 1998-05-15 Webster City 42°23′12″N 93°48′31″W / 42.38667°N 93.80861°W / 42.38667; -93.80861 (Tremaine Bridge ) Hamilton Camelback through truss Twin Bridge 1910 1998-06-25 Fayette 42°50′4″N 91°51′53″W / 42.83444°N 91.86472°W / 42.83444; -91.86472 (Twin Bridge ) Fayette Concrete Luten arch Upper Bluffton Bridge 1880 1998-05-15 Bluffton 43°24′18″N 91°55′12″W / 43.40500°N 91.92000°W / 43.40500; -91.92000 (Upper Bluffton Bridge ) Winneshiek Pinned Pratt through truss Upper Iowa River Bridge 1913, 1914 1998-06-25 Dorchester 43°25′57″N 91°24′43″W / 43.43250°N 91.41194°W / 43.43250; -91.41194 (Upper Iowa River Bridge ) Allamakee Riveted Pratt through truss Upper Paris Bridge 1879 1998-05-15 Coggon 42°14′40″N 91°35′4″W / 42.24444°N 91.58444°W / 42.24444; -91.58444 (Upper Paris Bridge ) Linn pinned Whipple through truss Vine Street Bridge 1910 1998-06-25 West Union 42°57′33″N 91°49′9″W / 42.95917°N 91.81917°W / 42.95917; -91.81917 (Vine Street Bridge ) Fayette Concrete Luten arch Wabash Railroad Bridge 1882 1998-05-15 Pella 41°20′26″N 92°56′25″W / 41.34056°N 92.94028°W / 41.34056; -92.94028 (Wabash Railroad Bridge ) Marion pinned Pratt through truss Wapsipinicon River Bridge 1926, 1927 1998-06-25 Independence 42°27′31″N 91°53′27″W / 42.45861°N 91.89083°W / 42.45861; -91.89083 (Wapsipinicon River Bridge ) Buchanan Concrete spandrel arch Washington Avenue Bridge 1934 1998-05-15 Iowa Falls 42°31′11″N 93°16′16″W / 42.51972°N 93.27111°W / 42.51972; -93.27111 (Washington Avenue Bridge ) Hardin open spandrel arch Washington Mill Bridge 1877, 1878 1998-06-25 Bernard 42°18′15″N 90°46′49″W / 42.30417°N 90.78028°W / 42.30417; -90.78028 (Washington Mill Bridge ) Dubuque Bowstring through arch-truss West Auburn Bridge 1880, 1881 1998-06-25 West Union 43°0′59″N 91°52′43″W / 43.01639°N 91.87861°W / 43.01639; -91.87861 (West Auburn Bridge ) Fayette Pinned Whipple through truss Winnebago River Bridge 1926 1998-06-25 Mason City 43°11′35″N 93°12′37″W / 43.19306°N 93.21028°W / 43.19306; -93.21028 (Winnebago River Bridge ) Cerro Gordo Concrete deck girder Yellow Smoke Park Bridge ca. 1945 1998-06-25 Denison 42°0′31″N 95°19′38″W / 42.00861°N 95.32722°W / 42.00861; -95.32722 (Yellow Smoke Park Bridge ) Crawford Bowstring pony arch-truss Beaver Creek Bridge 1946 1998-06-25 removed 2020-07-31 Schleswig 42°11′48″N 95°30′54″W / 42.19667°N 95.51500°W / 42.19667; -95.51500 (Beaver Creek Bridge ) Crawford Bowstring pony arch-truss Bridge near New Sharon ca. 1900 1998-05-15 removed 2008-09-10 New Sharon 41°22′26″N 92°43′51″W / 41.37389°N 92.73083°W / 41.37389; -92.73083 (Bridge near New Sharon ) Mahaska pipe kingpst pony truss Cedar Covered Bridge 1920 1976-08-28 removed 2002-10-18 Winterset Madison This covered bridge was destroyed by arson in 2002. It has been rebuilt. Clay Avenue Bridge 1910 removed 2002-05-08 Drakesville Davis Riveted Warren beadstead Coon Rapids Bridge 1922, 1923 1998-06-25 removed 2014-10-15 Coon Rapids 41°51′54″N 94°40′38″W / 41.86500°N 94.67722°W / 41.86500; -94.67722 (Coon Rapids Bridge ) Carroll Riveted Warren deck truss County Road Bridge 15 1905 removed 2003-12-15 Elkader Clayton Stone arch Crane Creek Bridge 1910, 1911 removed 2003-11-03 Waterloo Black Hawk Riveted camelback pony-truss Delta Covered Bridge 1867, 1869 removed 2003-11-03 Delta Keokuk East Soldier River Bridge ca. 1945 1998-06-25 removed 2020-07-31 Charter Oak 42°3′28″N 95°38′1″W / 42.05778°N 95.63361°W / 42.05778; -95.63361 (East Soldier River Bridge ) Crawford Bowstring pony arch-truss Flint River Bridge 1883 1998-06-25 removed 2014-10-15 Burlington 40°54′19″N 91°13′22″W / 40.90528°N 91.22278°W / 40.90528; -91.22278 (Flint River Bridge ) Des Moines Pinned Pratt through truss Freeport Bowstring Arch Bridge 1879 1984-04-19 2008-09-10 Freeport 43°18′10″N 91°44′22″W / 43.30278°N 91.73944°W / 43.30278; -91.73944 (Freeport Bowstring Arch Bridge ) Winneshiek Hexagonal Plate Channel Arch Indian Creek Bridge II 1888, 1889 removed 1999-03-11 Marion Linn pinned Pratt through truss Keosauqua Bridge 1938, 1939 1998-05-15 removed 2008-09-10 Keosauqua 40°43′40″N 91°57′35″W / 40.72778°N 91.95972°W / 40.72778; -91.95972 (Keosauqua Bridge ) Van Buren Riveted Warren through truss McBride Covered Bridge 1871 removed 1987-09-23 Winterset Madison Town lattice McDowell Bridge 1883 1998-05-15 removed 2012-05-10 Montezuma 41°31′14″N 92°40′32″W / 41.52056°N 92.67556°W / 41.52056; -92.67556 (McDowell Bridge ) Poweshiek bowstring through arch-truss Monsrud Bridge 1887 1998-06-25 removed 2022-04-12 Waterville 43°13′9″N 91°19′36″W / 43.21917°N 91.32667°W / 43.21917; -91.32667 (Monsrud Bridge ) Allamakee Bowstring pony arch-truss Otranto Bridge 1899 1998-05-15 removed 2020-10-20 St. Ansgar 43°27′29″N 92°58′55″W / 43.45806°N 92.98194°W / 43.45806; -92.98194 (Otranto Bridge ) Mitchell Camelback through truss Otter Creek Bridge 1870 removed 2004-06-22 Hazleton Buchanan Bolted Pratt pony truss Otterville Bridge 1875, 1876 removed 2002-01-14 Independence Buchanan Pinned Pratt through truss Rubio Bridge 1904 removed 2002-11-11 Rubio Washington Pennsylvania through truss Soper's Mill Bridge 1876 removed 2003-12-15 Ames Story Pony bowstring truss bridge Suspension Bridge 1906 1989-10-30 removed 2009-01-09 Charles City 43°4′15″N 92°41′10″W / 43.07083°N 92.68611°W / 43.07083; -92.68611 (Suspension Bridge ) Floyd Suspension foot bridge Ten Mile Creek Bridge ca. 1895 1998-05-15 removed 2017-05-02 Decorah 43°20′17″N 91°53′18″W / 43.33806°N 91.88833°W / 43.33806; -91.88833 (Ten Mile Creek Bridge ) Winneshiek Kingpost pony truss Toledo Bridge 1912 1998-05-15 removed 2009-01-09 Toledo 41°59′32″N 92°35′30″W / 41.99222°N 92.59167°W / 41.99222; -92.59167 (Toledo Bridge ) Tama riveted Pratt through truss Turkey River Bridge 1873 1998-05-15 removed 2014-10-15 Festina 43°0′17″N 91°54′10″W / 43.00472°N 91.90278°W / 43.00472; -91.90278 (Turkey River Bridge ) Winneshiek Bowstring through arch-truss White Water Creek Bridge 1868 1998-06-25 removed 2012-05-09 Bernard 42°18′16″N 90°54′41″W / 42.30444°N 90.91139°W / 42.30444; -90.91139 (White Water Creek Bridge ) Dubuque Pinned Pratt through truss Welsh Bridge 1905 removed 2003-12-15 Somers Calhoun Riveted Warren pony truss Yellow Spring Creek Bridge 1916, 1917 removed 2003-12-15 Mediapolis Des Moines Concrete Marsh arch