Historic Bridges
94,376 bridges built before 1951 across the United States still in service today.
Bridges Built Before 1951
The United States has 94,376 bridges built before 1951 that remain in active service. These structures are 75+ years old — many predate modern engineering codes and were not designed for today's traffic volumes and vehicle weights. The average design life of a bridge is 50 years, making these aging structures a significant infrastructure concern.
| Bridge | State | Condition | Year Built | Age (Years) | ADT |
|---|---|---|---|---|---|
| DOAN BROOK 6-1 | Ohio | Poor | 1900 | 126 | 17,488 |
| MARTIN L KING DRIVE | Ohio | Fair | 1900 | 126 | 5,948 |
| DOAN BROOK 4-2 | Ohio | Fair | 1900 | 126 | 21,695 |
| DOAN BROOK 3-1 | Ohio | Poor | 1900 | 126 | 21,695 |
| DOAN BROOK | Ohio | Fair | 1900 | 126 | 21,937 |
| DOAN BROOK 9-1 | Ohio | Poor | 1900 | 126 | 16,514 |
| EAST BRANCH ROCKY RIVER | Ohio | Poor | 1900 | 126 | 1,000 |
| Mill Stream Run | Ohio | Poor | 1900 | 126 | 2,000 |
| FEDDERKE DITCH | Ohio | Fair | 1900 | 126 | 228 |
| HORSESHOE RUN | Ohio | Fair | 1900 | 126 | 1,158 |
| PRAIRIE RUN | Ohio | Good | 1900 | 126 | 100 |
| PRAIRIE RUN | Ohio | Good | 1900 | 126 | 500 |
| POORMAN RD/CHAPPEL CREEK | Ohio | Poor | 1900 | 126 | 212 |
| T RUSH CR(RICHLAND RD NE | Ohio | Fair | 1900 | 126 | 110 |
| T PAWPAW CR(STEMEN RD NW | Ohio | Good | 1900 | 126 | 324 |
| T PAWPAW CR (T.R. 232) | Ohio | Good | 1900 | 126 | 188 |
| SAND RUN(WESTFALL RD SW) | Ohio | Fair | 1900 | 126 | 79 |
| CLEAR CREEK (C.R. 57) | Ohio | Good | 1900 | 126 | 79 |
| POPLAR CR(MAUGER RD NW) | Ohio | Good | 1900 | 126 | 951 |
| TURKEY RUN (CREEK RD SW) | Ohio | Poor | 1900 | 126 | 324 |
| TURKEY RUN(MARBURGER RD | Ohio | Poor | 1900 | 126 | 632 |
| T SYCAMORE CR(DOTY RD NW | Ohio | Fair | 1900 | 126 | 324 |
| DUNKLE RUN (HUNTER RD SW | Ohio | Fair | 1900 | 126 | 324 |
| ARNEY RUN(CHRISTMASROCKR | Ohio | Poor | 1900 | 126 | 385 |
| T PAWPAW CR(KUMLER RD NW | Ohio | Fair | 1900 | 126 | 324 |
| T HOCKING RV(BETZ RD NW) | Ohio | Poor | 1900 | 126 | 351 |
| T CHERRY RUN (CREEK RD S | Ohio | Fair | 1900 | 126 | 324 |
| MOCCASIN CR(PINE GROVE R | Ohio | Fair | 1900 | 126 | 324 |
| RUSH CREEK | Ohio | Good | 1900 | 126 | 140 |
| FETTERS RUN(STRINGTOWN R | Ohio | Poor | 1900 | 126 | 245 |
| T LITTLE WALNUT CR(CR 41 | Ohio | Fair | 1900 | 126 | 1,242 |
| T WALNUT CR(LEONARD RD N | Ohio | Good | 1900 | 126 | 140 |
| PLEASANT RN(OLD M-PORTRD | Ohio | Poor | 1900 | 126 | 324 |
| DUNKLE RUN(BUNKER HILL R | Ohio | Fair | 1900 | 126 | 96 |
| T POPLAR CR(BICKEL CHURC | Ohio | Fair | 1900 | 126 | 116 |
| RACCOON CR(MUDHOUSE RDNE | Ohio | Fair | 1900 | 126 | 209 |
| T WALNUT CR(KAUFFMN RD N | Ohio | Fair | 1900 | 126 | 266 |
| T CLEARCR(MINK HOLLOW RD | Ohio | Fair | 1900 | 126 | 270 |
| T POPLAR CR(HEIMBERGERRD | Ohio | Fair | 1900 | 126 | 329 |
| T POPLAR CR(HEIMBERGER) | Ohio | Fair | 1900 | 126 | 329 |
| T PESERVOIR FDR(CHERRY L | Ohio | Fair | 1900 | 126 | 324 |
| T RUSH CR(ELDER RD NE) | Ohio | Poor | 1900 | 126 | 75 |
| PLEASANT RN(BEATTY RD NE | Ohio | Fair | 1900 | 126 | 324 |
| PLEASANT RN(DARFUS RD NE | Ohio | Fair | 1900 | 126 | 324 |
| T CLEARCR(RICHHOLLOWRDSW | Ohio | Fair | 1900 | 126 | 209 |
| INDIAN CR(MILLER SIDING) | Ohio | Fair | 1900 | 126 | 209 |
| T INDIAN CR(WOOLARD RDNE | Ohio | Fair | 1900 | 126 | 324 |
| SYCAMORE CR(BUSEY RD NW) | Ohio | Fair | 1900 | 126 | 819 |
| T WALNUT CR(CATTAIL RDNE | Ohio | Fair | 1900 | 126 | 375 |
| T WALNUT CR(GEIGER RD NE | Ohio | Good | 1900 | 126 | 171 |
Historic Bridges by State
States ranked by number of bridges built before 1951 still in service.
| State | Historic Bridges | Oldest Year | Avg Age |
|---|---|---|---|
| Texas | 8,191 | 1900 | 89 yrs |
| Pennsylvania | 6,062 | 1697 | 99 yrs |
| Kansas | 5,656 | 1870 | 93 yrs |
| Oklahoma | 5,554 | 1900 | 89 yrs |
| Missouri | 4,522 | 1874 | 96 yrs |
| California | 4,414 | 1860 | 91 yrs |
| New York | 3,831 | 1800 | 96 yrs |
| Ohio | 3,386 | 1828 | 101 yrs |
| Nebraska | 3,270 | 1888 | 91 yrs |
| Illinois | 3,065 | 1863 | 99 yrs |
| Iowa | 3,036 | 1876 | 98 yrs |
| Tennessee | 2,857 | 1841 | 89 yrs |
| Alabama | 2,703 | 1800 | 90 yrs |
| Indiana | 2,682 | 1838 | 98 yrs |
| Virginia | 2,504 | 1820 | 92 yrs |
| Kentucky | 2,241 | 1835 | 89 yrs |
| Arkansas | 1,932 | 1860 | 89 yrs |
| Georgia | 1,832 | 1872 | 88 yrs |
| New Jersey | 1,814 | 1792 | 99 yrs |
| Michigan | 1,528 | 1867 | 94 yrs |
| Massachusetts | 1,481 | 1764 | 107 yrs |
| Wisconsin | 1,333 | 1887 | 92 yrs |
| South Carolina | 1,282 | 1910 | 89 yrs |
| West Virginia | 1,245 | 1817 | 96 yrs |
| North Carolina | 1,203 | 1900 | 89 yrs |
| Arizona | 1,189 | 1900 | 90 yrs |
| Washington | 1,188 | 1900 | 92 yrs |
| South Dakota | 1,118 | 1900 | 92 yrs |
| Minnesota | 1,035 | 1884 | 94 yrs |
| Vermont | 987 | 1824 | 99 yrs |
| Maryland | 968 | 1809 | 99 yrs |
| Mississippi | 908 | 1900 | 87 yrs |
| Connecticut | 860 | 1832 | 96 yrs |
| Colorado | 857 | 1887 | 89 yrs |
| Oregon | 790 | 1899 | 92 yrs |
| New Mexico | 719 | 1908 | 87 yrs |
| New Hampshire | 716 | 1832 | 97 yrs |
| Florida | 707 | 1900 | 87 yrs |
| North Dakota | 685 | 1885 | 91 yrs |
| Montana | 662 | 1881 | 90 yrs |
| Maine | 630 | 1854 | 92 yrs |
| Louisiana | 614 | 1908 | 87 yrs |
| Puerto Rico | 463 | 1842 | 95 yrs |
| Hawaii | 386 | 1900 | 95 yrs |
| Idaho | 354 | 1908 | 90 yrs |
| Utah | 217 | 1905 | 88 yrs |
| Wyoming | 191 | 1908 | 88 yrs |
| Rhode Island | 179 | 1810 | 107 yrs |
| Delaware | 122 | 1839 | 99 yrs |
| Nevada | 89 | 1900 | 89 yrs |
| District of Columbia | 81 | 1831 | 94 yrs |
| Alaska | 37 | 1910 | 86 yrs |
About Historic Bridge Data
Bridges built before 1951 are classified as historic in this database. Many were designed to 1940s standards with lower load limits and narrower lanes. While FHWA requires regular inspections of all bridges regardless of age, older structures often require more frequent monitoring and rehabilitation investment.