Checked
Bridge Conditions in the United States
Highway bridges longer than 20 feet in the 2025 National Bridge Inventory (FHWA)
Yearly inspection ratings. A poor rating does not mean a bridge is unsafe to use.
- Highway bridges
- 624,191
- Good condition
- 43.7%
- 272,778
- Fair condition
- 49.6%
- 309,728
- Poor condition
- 6.7%
- 41,685
Share of bridges in poor condition
Darker states have a larger share of bridges rated poor. Select a state for its counties.
Bridges by state
2025 National Bridge Inventory
| State | Bridges | Good | Fair | Poor | Weight-limited |
|---|---|---|---|---|---|
| Alabama | 16,181 | 35.9% | 60.8% | 3.4% | 2,144 |
| Alaska | 1,659 | 46.2% | 46.4% | 7.5% | 106 |
| Arizona | 8,587 | 63.2% | 35.7% | 1.1% | 204 |
| Arkansas | 12,978 | 44.5% | 50.2% | 5.4% | 1,419 |
| California | 25,975 | 47.1% | 47.9% | 4.9% | 396 |
| Colorado | 8,990 | 33.8% | 61.6% | 4.6% | 373 |
| Connecticut | 4,363 | 27.7% | 67.5% | 4.8% | 158 |
| Delaware | 874 | 43% | 55.8% | 1.1% | 22 |
| District of Columbia | 261 | 34.5% | 63.6% | 1.9% | 6 |
| Florida | 13,070 | 59% | 38.3% | 2.8% | 820 |
| Georgia | 15,090 | 72.1% | 26.2% | 1.7% | 1,899 |
| Hawaii | 1,180 | 39.1% | 55.3% | 5.7% | 201 |
| Idaho | 4,646 | 31.6% | 63% | 5.4% | 365 |
| Illinois | 26,927 | 44.6% | 45.9% | 9.5% | 828 |
| Indiana | 19,542 | 42% | 52.6% | 5.3% | 1,776 |
| Iowa | 23,716 | 39.3% | 42% | 18.6% | 4,378 |
| Kansas | 24,891 | 52.1% | 42.7% | 5.2% | 7,461 |
| Kentucky | 14,590 | 26.8% | 65.7% | 7.5% | 4,443 |
| Louisiana | 12,684 | 37.9% | 50.9% | 11.2% | 1,820 |
| Maine | 2,542 | 25.1% | 59.5% | 15.4% | 128 |
| Maryland | 5,500 | 31.9% | 63.8% | 4.4% | 393 |
| Massachusetts | 5,311 | 24.3% | 66.3% | 9.4% | 459 |
| Michigan | 11,397 | 33.1% | 55.9% | 11% | 1,073 |
| Minnesota | 13,551 | 56.4% | 39.2% | 4.5% | 1,085 |
| Mississippi | 16,711 | 54.3% | 39.9% | 5.8% | 1,921 |
| Missouri | 24,647 | 37.2% | 54% | 8.8% | 3,198 |
| Montana | 5,235 | 32.1% | 60.5% | 7.4% | 500 |
| Nebraska | 15,412 | 53% | 39.5% | 7.5% | 3,179 |
| Nevada | 2,123 | 56.5% | 42.4% | 1% | 18 |
| New Hampshire | 2,549 | 51.1% | 41.3% | 7.5% | 105 |
| New Jersey | 6,825 | 25.4% | 68.9% | 5.7% | 223 |
| New Mexico | 4,033 | 33.6% | 62.1% | 4.3% | 132 |
| New York | 17,666 | 32.3% | 57.9% | 9.9% | 842 |
| North Carolina | 19,343 | 45.5% | 47.4% | 7.1% | 1,841 |
| North Dakota | 4,250 | 41.9% | 47% | 11.1% | 714 |
| Ohio | 26,713 | 60.8% | 34.5% | 4.7% | 1,789 |
| Oklahoma | 22,926 | 41.5% | 51% | 7.5% | 3,769 |
| Oregon | 8,329 | 31.8% | 63.2% | 5.1% | 1,071 |
| Pennsylvania | 23,314 | 34.4% | 53.5% | 12.1% | 1,681 |
| Puerto Rico | 2,434 | 17% | 68.9% | 14.1% | 577 |
| Rhode Island | 787 | 24.9% | 61.1% | 14% | 87 |
| South Carolina | 9,504 | 37.5% | 56.1% | 6.3% | 1,022 |
| South Dakota | 5,883 | 34.6% | 49.3% | 16.1% | 867 |
| Tennessee | 20,374 | 42.3% | 53.3% | 4.4% | 2,074 |
| Texas | 56,951 | 51.7% | 47.1% | 1.2% | 2,213 |
| U.S. Virgin Islands | 24 | 16.7% | 50% | 33.3% | 2 |
| Utah | 3,144 | 21% | 75.6% | 3.5% | 255 |
| Vermont | 2,866 | 47% | 49% | 4% | 458 |
| Virginia | 14,143 | 32.6% | 64% | 3.4% | 1,126 |
| Washington | 8,519 | 51% | 43.5% | 5.6% | 818 |
| West Virginia | 7,345 | 26.7% | 55.5% | 17.8% | 909 |
| Wisconsin | 14,498 | 46.6% | 46.7% | 6.7% | 810 |
| Wyoming | 3,138 | 28.5% | 64.3% | 7.1% | 395 |
Shares are of bridges with a condition rating. Weight-limited means the bridge is posted with a load limit.
Frequently asked questions
- How many U.S. bridges are in poor condition?
- In the 2025 National Bridge Inventory, 41,685 of 624,191 highway bridges (6.7% of rated bridges) were in poor condition.
- Which states have the most bridges in poor condition?
- Among states with at least 500 bridges, the highest shares in poor condition are in Iowa (18.6%), West Virginia (17.8%), South Dakota (16.1%), Maine (15.4%), Puerto Rico (14.1%).
- Does poor condition mean a bridge is unsafe?
- No. A poor rating means at least one major part (deck, superstructure, substructure or culvert) is rated 4 or lower on a 0 to 9 scale and needs repair. Bridges that are unsafe are closed or posted with weight limits by the state.
Source: Federal Highway Administration, National Bridge Inventory · 2025 data